Dr. Maxim Portnyagin

Portnyagin, M. , Dürkefälden, A., Hauff, F. , Gurenko, A., Frick, D. A., Garbe-Schönberg, D. and Hoernle, K. (2024) A distinct type of MORB formed by two-stage melting of a hybrid mantle during Gondwana breakup. Earth and Planetary Science Letters, 647 . Art.Nr. 119021. DOI 10.1016/j.epsl.2024.119021.

Barth, A., Portnyagin, M. , Mironov, N., Holtz, F., Moussallam, Y., Rose-Koga, E. F., Rasmussen, D., Towbin, H., Gonnermann, H., Mutch, E. J. F., Rotolo, S. G. and Plank, T. (2024) Fast, furious, and gassy: Etna's explosive eruption from the mantle. Earth and Planetary Science Letters, 643 . ArtNr. 118864. DOI 10.1016/j.epsl.2024.118864.

Dürkefälden, A., Hauff, F. , Hoernle, K. , Portnyagin, M. , Wartho, J. A. , Garbe-Schönberg, D., Gurenko, A., van den Bogaard, P., Kipf, A. and Gutjahr, M. (2024) Geochemical and temporal evolution of Indian MORB mantle revealed by the Investigator Ridge in the NE Indian Ocean. Gondwana Research, 134 . pp. 347-364. DOI 10.1016/j.gr.2024.07.016.

Gautreau, L. M., Hansteen, T. H. , Portnyagin, M. , Beier, C., Frische, M. and Brandl, P. A. (2024) Understanding the links between volcanic systems and epithermal ore formation: A case study from Conical Seamount, Papua New Guinea. Lithos, 482-483 . Art.Nr. 107695. DOI 10.1016/j.lithos.2024.107695.

Ponomareva, V. V., Gorbach, N. V., Zelenin, E. A., Portnyagin, M. V. , Rogozin, A. N. and Dirksen, O. V. (2024) Krasheninnikov Caldera (Eastern Kamchatka): age and magnitude of eruption (in Russian). Bulletin of Kamchatka Regional Association Educational-Scientific Center, 63 (3). pp. 105-109. DOI 10.31431/1816-5524-2024-3-63-105-109.

Zelenin, E., Garipova, S., Ponomareva, V., Portnyagin, M. and Dolgaya, A. (2024) Temporal characteristics of a 6.2 Ma-long ash-fall history in the NW Pacific. Journal of Volcanology and Geothermal Research, 453 . Art.Nr. 108141. DOI 10.1016/j.jvolgeores.2024.108141.

Micallef, A. , Geldmacher, J. , Watt, S. F. L., Ferrante, G. M., Ford, J., Lodolo, E., Civile, D., Hodgetts, A. G. E., Felgendreher, M., Licari, J. G., Hauff, F. , Hauff, S., Lang, J., Meredew, K., Portnyagin, M. , Timm, C. , Berndt, C. , Cavallaro, D., Muccini, F. and Hoernle, K. (2024) Submarine volcanism in the Sicilian Channel revisited. Marine Geology, 474 . Art.Nr. 107342. DOI 10.1016/j.margeo.2024.107342.

Lukács, R., Guillong, M., Szepesi, J., Szymanowski, D., Portnyagin, M. , Józsa, S., Bachmann, O., Petrelli, M., Müller, S., Schiller, D., Fodor, L., Chelle-Michou, C. and Harangi, S. (2024) Mid-Miocene silicic explosive volcanism of the Tokaj Mts., eastern-central Europe: Eruption chronology, geochemical fingerprints and petrogenesis. Gondwana Research, 130 . pp. 53-77. DOI 10.1016/j.gr.2024.01.004.

Botcharnikov, R., Wilke, M., Garrevoet, J., Portnyagin, M. , Klimm, K., Buhre, S., Krasheninnikov, S., Almeev, R., Moune, S. and Falkenberg, G. (2024) Confocal μ -XANES as a tool to analyze Fe oxidation state in heterogeneous samples: the case of melt inclusions in olivine from the Hekla volcano. European Journal of Mineralogy, 36 (1). pp. 195-208. DOI 10.5194/ejm-36-195-2024.

Bubenshchikova, N., Ponomareva, V., Portnyagin, M. , Nürnberg, D. , Chao, W. s., Lembke-Jene, L. and Tiedemann, R. (2024) The Pauzhetka tephra (South Kamchatka): A key middle Pleistocene isochron for the Northwest Pacific and Okhotsk Sea sediments. Quaternary Geochronology, 79 . Art.Nr. 101476. DOI 10.1016/j.quageo.2023.101476.

Hencz, M., Biró, T., Németh, K., Szakács, A., Portnyagin, M. , Cseri, Z., Pécskay, Z., Szabó, C., Müller, S. and Karátson, D. (2024) Lithostratigraphy of the ignimbrite-dominated Miocene Bükk Foreland Volcanic Area (Central Europe). Journal of Volcanology and Geothermal Research, 445 . Art.Nr. 107960. DOI 10.1016/j.jvolgeores.2023.107960.

Ponomareva, V. V., Portnyagin, M. , Bubenshchikova, N. V., Zelenin, E. A., Derkachev, A. N., Jicha, B., Gorbarenko, S. A., Cook, E., Garbe‐Schönberg, D. and Hoernle, K. (2023) A 6.2 Ma‐Long Record of Major Explosive Eruptions From the NW Pacific Volcanic Arcs Based on the Offshore Tephra Sequences on the Northern Tip of the Emperor Seamount Chain. Geochemistry, Geophysics, Geosystems, 24 (12). e2023GC011126. DOI 10.1029/2023GC011126.

Brandl, P. A. , Portnyagin, M. , Zeppenfeld, H., Tepley, F. J., de Ronde, C. E. J., Timm, C. , Hauff, F. , Garbe-Schönberg, D. and Bousquet, R. (2023) The Origin of Magmas and Metals at the Submarine Brothers Volcano, Kermadec Arc, New Zealand. Economic Geology, 118 (7). pp. 1577-1604. DOI 10.5382/econgeo.4973.

Migdisova, N. A., Sushchevskaya, N. M., Portnyagin, M. V. , Shishkina, T. A., Kuzmin, D. V. and Batanova, V. G. (2023) Composition of Phenocrysts in Lamproites of Gaussberg Volcano, East Antarctica. Geochemistry International, 61 (9). pp. 911-936. DOI 10.1134/S0016702923090082.

Geldmacher, J. , Hauff, F. , Dürkefälden, A., Sano, T., Garbe-Schönberg, D., Portnyagin, M. and Hoernle, K. (2023) The effects of submarine alteration and phosphatization on igneous rocks: Implications for Sr-, Nd-, Pb-isotope studies. Chemical Geology, 631 . Art.Nr. 121509. DOI 10.1016/j.chemgeo.2023.121509.

Bazylev, B. A., Portnyagin, M. V. , Savelyev, D. P., Ledneva, G. V. and Kononkova, N. N. (2023) Subduction and Oceanic Magmatism Records in Plutonic Rocks of the Kamchatsky Mys Ophiolite, Eastern Kamchatka. Petrology, 31 (3). pp. 338-357. DOI 10.1134/S0869591123030025.

Bergal-Kuvikas, O. V., Smirnov, S. Z., Agatova, A. R., Degterev, A. V., Razjigaeva, N. G., Pinegina, T. K., Portnyagin, M. V. , Karmanov, N. S. and Timina, T. Y. (2023) The Holocene Explosive Eruption on Vetrovoi Isthmus (Iturup Island) as a Source of the Marker Tephra Layer of 2000 cal. yr BP in the Central Kuril Island Arc. Doklady Earth Sciences, 511 . pp. 550-557. DOI 10.1134/S1028334X23600597.

Gorbach, N. V., Nekrylov, N. A., Portnyagin, M. and Hoernle, K. (2023) New Data on the Rock and Mineral Composition of Kharchinsky and Zarechny Volcanoes, Central Kamchatka Depression: Heterogeneity of the Mantle Source and Peculiarities of Magma Evolution in the Crust. Petrology, 31 (3). pp. 320-337. DOI 10.1134/S0869591123030050.

Savelyev, D. P., Gorbach, N. V., Portnyagin, M. and Shcherbakov, V. D. (2023) The Origin of Olivine Basalts from Medvezhya Mount (Avachinsky Group of Volcanoes, Kamchatka): The Evidence for Assimilation of Sulfide-Bearing Cumulates. Petrology, 31 (3). pp. 263-278. DOI 10.1134/S0869591123030074.

Shishkina, T. A., Anosova, M. O., Migdisova, N. A., Portnyagin, M. V. , Sushchevskaya, N. M. and Batanova, V. G. (2023) Trace Elements in Olivine of Volcanic Rocks: Application to the Study of Magmatic Systems. Geochemistry International, 61 (1). pp. 1-23. DOI 10.1134/S0016702923010068.

Derkachev, A., Gorbarenko, S., Portnyagin, M. , Zhong, Y., Nikolaeva, N., Shi, X. and Liu, Y. (2023) Tephrostratigraphy of Pleistocene-Holocene deposits from the Detroit Rise eastern slope (northwestern Pacific). Frontiers in Earth Science, 10 . Art.Nr. 971404. DOI 10.3389/feart.2022.971404.

Ponomareva, V., Portnyagin, M. , Danišík, M., Konstantinov, E., Zelenin, E., Tkach, N., Hauff, F. , Schmitt, A. K., Friedrichs, B., Romanyuk, B., Guillong, M., Kirkland, C. L., Rankenburg, K., Müller, S. and Garbe-Schönberg, D. (2023) Distal tephras along the SE European margin date powerful explosive eruptions from the Elbrus volcanic center (Greater Caucasus). Quaternary Science Reviews, 300 . Art.Nr. 107910. DOI 10.1016/j.quascirev.2022.107910.

Tsukanov, N. V., Luchitskaya, M. V., Portnyagin, M. V. , Savelyev, D. P., Soloviev, A. V. and Hourigan, J. K. (2022) The Gabbro–Granodiorite Magmatic Complex of the Kronotsky Paleoarc (Eastern Kamchatka): Composition, Age, and Tectonic Position. Geotectonics, 56 (5). pp. 607-630. DOI 10.1134/S0016852122050089.

Zelenin, E. A., Ponomareva, V. V., Fedorov, G. B., Gurinov, A. L., Zakharov, A. L., Dirksen, O. V., Mukhametshina, E. O. and Portnyagin, M. V. (2022) Giant Late Pleistocene paleolake in Central Kamchatka depression (Kamchatka Peninsula, Russian Far East). Limnology and Freshwater Biology (4). pp. 1623-1624. DOI 10.31951/2658-3518-2022-A-4-1623.

Karátson, D., Biró, T., Portnyagin, M. , Kiss, B., Paquette, J. L., Cseri, Z., Hencz, M., Németh, K., Lahitte, P., Márton, E., Kordos, L., Józsa, S., Hably, L., Müller, S. and Szarvas, I. (2022) Large-magnitude (VEI ≥ 7) ‘wet’ explosive silicic eruption preserved a Lower Miocene habitat at the Ipolytarnóc Fossil Site, North Hungary. Scientific Reports, 12 . Art.Nr. 9743 (2022). DOI 10.1038/s41598-022-13586-3.

Bouvier, A. S., Portnyagin, M. V. , Flemetakis, S., Hoernle, K. , Klemme, S., Berndt, J., Mironov, N. L. and John, T. (2022) Chlorine isotope behavior in subduction zone settings revealed by olivine-hosted melt inclusions from the Central America Volcanic Arc. Earth and Planetary Science Letters, 581 . Art.Nr. 117414. DOI 10.1016/j.epsl.2022.117414.

Mazneva, E. A., Aleksandrin, M. Y., Konstantinov, E. A., Ponomareva, V. V., Portnyagin, M. V. and Borisov, D. G. (2022) Cryptotephra of Lake Khorlakel (Northern Caucasus, Russia). Limnology and Freshwater Biology, 5 (4). pp. 1497-1499. DOI 10.31951/2658-3518-2022-A-4-1497.

Jensen, B. J. L., Davies, L. J., Nolan, C., Pyne-O’Donnell, S., Monteath, A. J., Ponomareva, V., Portnyagin, M. , Booth, R., Bursik, M., Cook, E., Plunkett, G., Vallance, J. W., Luo, Y., Cwynar, L. C., Hughes, P. and Pearson, D. G. (2021) A latest Pleistocene and Holocene composite tephrostratigraphic framework for northeastern North America. Quaternary Science Reviews, 272 . Art.Nr.: 107242. DOI 10.1016/j.quascirev.2021.107242.

Dürkefälden, A., Geldmacher, J. , Portnyagin, M. , Garbe‐Schönberg, D., Werner, R., Müller, D., Hauff, F. and Hoernle, K. (2021) Papanin Ridge and Ojin Rise Seamounts (Northwest Pacific): Dual Hotspot Tracks Formed by the Shatsky Plume. Geochemistry, Geophysics, Geosystems, 22 (9). e2021GC009847. DOI 10.1029/2021GC009847.

Füri, E., Portnyagin, M. , Mironov, N., Deligny, C., Gurenko, A., Botcharnikov, R. and Holtz, F. (2021) In situ quantification of the nitrogen content of olivine-hosted melt inclusions from Klyuchevskoy volcano (Kamchatka): Implications for nitrogen recycling at subduction zones. Chemical Geology, 582 . Art.Nr. 120456. DOI 10.1016/j.chemgeo.2021.120456.

Bezard, R., Hoernle, K. , Pfänder, J. A., Jicha, B., Werner, R., Hauff, F. , Portnyagin, M. , Sperner, B., Yogodzinski, G. M. and Turner, S. (2021) 40Ar/39Ar ages and bulk-rock chemistry of the lower submarine units of the central and western Aleutian Arc. Lithos, 392-393 . Art.Nr. 106147. DOI 10.1016/j.lithos.2021.106147.

Danisík, M., Ponomareva, V., Portnyagin, M. , Popov, S., Zastrozhnov, A., Kirkland, C. L., Evans, N. J., Konstantinov, E., Hauff, F. and Garbe-Schönberg, D. (2021) Gigantic eruption of a Carpathian volcano marks the largest Miocene transgression of Eastern Paratethys. Earth and Planetary Science Letters, 563 . Art.Nr. 116890. DOI 10.1016/j.epsl.2021.116890.

Ponomareva, V., Pendea, I. F., Zelenin, E., Portnyagin, M. , Gorbach, N., Pevzner, M., Plechova, A., Derkachev, A., Rogozin, A. and Garbe-Schönberg, D. (2021) The first continuous late Pleistocene tephra record from Kamchatka Peninsula (NW Pacific) and its volcanological and paleogeographic implications. Quaternary Science Reviews, 257 . Art.Nr. 106838. DOI 10.1016/j.quascirev.2021.106838.

Marinova, Y. G., Levchenko, O. V., Portnyagin, M. and Werner, R. (2021) Composition of volcanic tuffs, neotectonics and structure of the upper sedimentary cover of the Osborn plateau (Indian ocean). Oceanology, 60 (5). pp. 691-703. DOI 10.1134/S000143702004013X.

Vakhrameeva, P., Koutsodendris, A., Wulf, S., Portnyagin, M. , Appelt, O., Ludwig, T., Trieloff, M. and Pross, J. (2021) Land-sea correlations in the Eastern Mediterranean region over the past c. 800 kyr based on macro- and cryptotephras from ODP Site 964 (Ionian Basin). Quaternary Science Reviews, 255 . Art.Nr. 106811. DOI 10.1016/j.quascirev.2021.106811.

Nekrylov, N., Plechov, P. Y., Gritsenko, Y. D., Portnyagin, M. , Shcherbakov, V. D., Aydov, V. A. and Garbe-Schönberg, D. (2021) Major and trace element composition of olivine from magnesian skarns and silicate marbles. American Mineralogist, 106 (2). pp. 206-215. DOI 10.2138/am-2020-7566.

McCarron, A. P., Bigg, G. R., Brooks, H., Leng, M. J., Marshall, J. D., Ponomareva, V., Portnyagin, M. , Reimer, P. J. and Rogerson, M. (2021) Northwest Pacific ice-rafted debris at 38°N reveals episodic ice-sheet change in late Quaternary Northeast Siberia. Earth and Planetary Science Letters, 553 . Art.Nr. 116650. DOI 10.1016/j.epsl.2020.116650.

Krasheninnikov, S. P., Bazanova, L. I., Ponomareva, V. V. and Portnyagin, M. V. (2020) Detailed tephrochronology and composition of major Holocene eruptions from Avachinsky, Kozelsky, and Koryaksky volcanoes in Kamchatka. Journal of Volcanology and Geothermal Research, 408 . Art.Nr. 107088. DOI 10.1016/j.jvolgeores.2020.107088.

Gorbach, N., Philosofova, T. and Portnyagin, M. (2020) Amphibole record of the 1964 plinian and following dome-forming eruptions of Shiveluch volcano, Kamchatka. Journal of Volcanology and Geothermal Research, 407 . Art.Nr. 107108. DOI 10.1016/j.jvolgeores.2020.107108.

Korneeva, A. A., Nekrylov, N. A., Kamenetsky, V. S., Portnyagin, M. V. , Savelyev, D. P., Krasheninnikov, S. P., Abersteiner, A., Kamenetsky, M. B., Zelenski, M. E., Shcherbakov, V. D. and Botcharnikov, R. E. (2020) Composition, crystallization conditions and genesis of sulfide-saturated parental melts of olivine-phyric rocks from Kamchatsky Mys (Kamchatka, Russia). Lithos, 370-371 (Article number 105657). DOI 10.1016/j.lithos.2020.105657.

Mironov, N., Tobelko, D. P., Smirnov, S. Z., Portnyagin, M. V. and Krasheninnikov, S. P. (2020) Estimation of CO2 content in the gas phase of melt inclusions using Raman spectroscopy: Case study of inclusions in olivine from the Karymsky volcano (Kamchatka). Russian Geology and Geophysics, 61 (5-6, Special issue SI). pp. 600-610. DOI 10.15372/RGG2019169.

Vakhrameeva, P. , Portnyagin, M. , Ponomareva, V., Abbott, P. M. , Repkina, T., Novikova, A., Koutsodendris, A. and Pross, J. (2020) Identification of Icelandic tephras from the last two millennia in the White Sea region (Vodoprovodnoe peat bog, northwestern Russia). Journal of Quaternary Science, 35 (4). pp. 493-504. DOI 10.1002/jqs.3190.

Pinegina, T. K., Bourgeois, J., Bazanova, L. I., Zelenin, E. A., Krasheninnikov, S. P. and Portnyagin, M. V. (2020) Coseismic coastal subsidence associated with unusually wide rupture of prehistoric earthquakes on the Kamchatka subduction zone: A record in buried erosional scarps and tsunami deposits. Quaternary Science Reviews, 233 (Article number 106171). DOI 10.1016/j.quascirev.2020.106171.

Portnyagin, M. V. , Ponomareva, V. V., Zelenin, E. A., Bazanova, L. I., Pevzner, M. M., Plechova, A. A., Rogozin, A. N. and Garbe-Schönberg, D. (2020) TephraKam: geochemical database of glass compositions in tephra and welded tuffs from the Kamchatka volcanic arc (northwestern Pacific). Earth System Science Data, 12 . pp. 469-486. DOI 10.5194/essd-12-469-2020.

Derkachev, A. N., Gorbarenko, S. A., Ponomareva, V. V., Portnyagin, M. V. , Malakhova, G. I. and Liu, Y. (2020) Middle to late Pleistocene record of explosive volcanic eruptions in marine sediments offshore Kamchatka (Meiji Rise, NW Pacific). Journal of Quaternary Science, 35 (1-2). pp. 362-379. DOI 10.1002/jqs.3175.

Zelenin, E. , Kozhurin, A. , Ponomareva, V. and Portnyagin, M. (2020) Tephrochronological dating of paleoearthquakes in active volcanic arcs: A case of the Eastern Volcanic Front on the Kamchatka Peninsula (northwest Pacific). Journal of Quaternary Science, 35 (1-2). pp. 349-361. DOI 10.1002/jqs.3145.

Asafov, E. V., Soboleva, A. V., Batanova, V. G. and Portnyagin, M. (2020) Chlorine in the Earth’s Mantle as an Indicator of the Global Recycling of Oceanic Crust. Russian Geology and Geophysics, 61 (9). pp. 937-950. DOI 10.15372/RGG2020161.

Levchenko, O. V., Marinova, Y. G., Portnyagin, M. V. , Werner, R. and Lobkovsky, L. I. (2019) New data on geology of the Osborn Plateau, Indian Ocean. Doklady Earth Sciences, 489 (Part 2). pp. 1469-1473. DOI 10.1134/S1028334X19120183.

Batanova, V. G., Thompson, J. M., Danyushevsky, L. V., Portnyagin, M. V. , Garbe‐Schönberg, D., Hauri, E., Kimura, J., Chang, Q., Senda, R., Goemann, K., Chauvel, C., Campillo, S., Ionov, D. and Sobolev, A. V. (2019) New Olivine Reference Material for In Situ Microanalysis. Geostandards and Geoanalytical Research, 43 (3). pp. 453-473. DOI 10.1111/ggr.12266.

Sobolev, A. V., Asafov, E. V., Gurenko, A. A., Arndt, N. T., Batanova, V. G., Portnyagin, M. V. , Garbe-Schönberg, D., Wilson, A. H. and Byerly, G. R. (2019) Deep hydrous mantle reservoir provides evidence for crustal recycling before 3.3 billion years ago. Nature, 571 (7766). pp. 555-559. DOI 10.1038/s41586-019-1399-5.

Portnyagin, M. , Mironov, N., Botcharnikov, R., Gurenko, A., Almeev, R. R., Luft, C. and Holtz, F. (2019) Dehydration of melt inclusions in olivine and implications for the origin of silica-undersaturated island-arc melts. Earth and Planetary Science Letters, 517 . pp. 95-105. DOI 10.1016/j.epsl.2019.04.021.

Derkachev, A. N., Utkin, I. V., Nikolaeva, N. A., Gorbarenko, S. A., Malakhova, G. I., Portnyagin, M. V. , Sakhno, V. G., Shi, X. and Lv, H. (2019) Tephra layers of large explosive eruptions of Baitoushan/Changbaishan Volcano in the Japan Sea sediments. Quaternary International, 519 . pp. 200-214. DOI 10.1016/j.quaint.2019.01.043.

Tobelko, D., Portnyagin, M. V. , Krasheninnikov, S. P., Grib, E. N. and Plechov, P. Y. (2019) Compositions and Formation Conditions of Primitive Magmas of the Karymsky Volcanic Center, Kamchatka: Evidence from Melt Inclusions and Trace-Element Thermobarometry. Petrology, 27 (3). pp. 243-264. DOI 10.1134/S0869591119030068.

Levchenko, O. V., Marinova, Y. G., Werner, R. and Portnyagin, M. V. (2019) Geological Studies in the Eastern Indian Ocean: Cruise SO258/1 of the R/V Sonne (Germany) with the Participation of Russian Researchers. Oceanology, 59 (2). pp. 276-278. DOI 10.1134/S0001437019020127.

Sushchevskaya, N. M., Shishkina, T. A., Portnyagin, M. V. , Batanova, V. G. and Belyatsky, B. V. (2019) Long-Lasting Influence of the Discovery Plume on Tholeiitic Magmatism in the South Atlantic: Data on Basalts Recovered by Hole 513a, DSDP Leg 71. Geochemistry International, 57 (2). pp. 113-133. DOI 10.1134/S0016702919020083.

Savelyev, D. P., Palesskii, S. V. and Portnyagin, M. V. (2018) The source of platinum group elements in basalts of the ophiolite complex of the Kamchatsky Mys Peninsula (Eastern Kamchatka). Russian Geology and Geophysics, 59 (12). pp. 1592-1602. DOI 10.1016/j.rgg.2018.12.005.

Nekrylov, N., Portnyagin, M. V. , Kamenetsky, V. S., Mironov, N. L., Churikova, T. G., Plechov, P. Y., Abersteiner, A., Gorbach, N. V., Gordeychik, B. N., Krasheninnikov, S. P., Tobelko, D. P., Shur, M. Y., Tetroeva, S. A., Volynets, A. O., Hoernle, K. and Wörner, G. (2018) Chromium spinel in Late Quaternary volcanic rocks from Kamchatka: Implications for spatial compositional variability of subarc mantle and its oxidation state. Lithos, 322 . pp. 212-224. DOI 10.1016/j.lithos.2018.10.011.

Derkachev, A. N., Ponomareva, V. V. , Portnyagin, M. V. , Gorbarenko, S. A., Nikolaeva, N. A., Malakhov, M. I., Zelenin, E. A., Nürnberg, D. and Liu, Y. (2018) Widespread tephra layers in the Bering Sea sediments: distal clues to large explosive eruptions from the Aleutian volcanic arc. Bulletin of Volcanology, 80 (11). Art.Nr. 80. DOI 10.1007/s00445-018-1254-9.

Ponomareva, V., Bubenshchikova, N., Portnyagin, M. , Zelenin, E., Derkachev, A., Gorbarenko, S., Garbe-Schönberg, D. and Bindeman, I. (2018) Large-magnitude Pauzhetka caldera-forming eruption in Kamchatka: Astrochronologic age, composition and tephra dispersal. Journal of Volcanology and Geothermal Research, 366 . pp. 1-12. DOI 10.1016/j.jvolgeores.2018.10.006.

Silantyev, S. A., Kubrakova, I. V., Portnyagin, M. V. , Tyutyunnik, O. A., Zhilkina, A. V., Gryaznova, A. S., Hoernle, K. and Werner, R. (2018) Ultramafic–Mafic Assemblage of Plutonic Rocks and Hornblende Schists of Shirshov Rise, Bering Sea, and Stalemate Ridge, Northwest Pacific: Geodynamic Interpretations of Geochemical Data. Petrology, 26 (5). pp. 492-514. DOI 10.1134/S0869591118050077.

Golowin, R., Portnyagin, M. , Hoernle, K. , Hauff, F. , Werner, R. and Garbe-Schönberg, D. (2018) Geochemistry of deep Manihiki Plateau crust: Implications for compositional diversity of large igneous provinces in the Western Pacific and their genetic link. Chemical Geology, 493 . pp. 533-566. DOI 10.1016/j.chemgeo.2018.07.016.

Homrighausen, S., Hoernle, K. , Geldmacher, J. , Wartho, J. A. , Hauff, F. , Portnyagin, M. , Werner, R., van den Bogaard, P. and Garbe-Schönberg, D. (2018) Unexpected HIMU-type late-stage volcanism on the Walvis Ridge. Earth and Planetary Science Letters, 492 . pp. 251-263. DOI 10.1016/j.epsl.2018.03.049.

Moore, L. R., Mironov, N., Portnyagin, M. , Gazel, E. and Bodnar, R. J. (2018) Volatile contents of primitive bubble-bearing melt inclusions from Klyuchevskoy volcano, Kamchatka: Comparison of volatile contents determined by mass-balance versus experimental homogenization. Journal of Volcanology and Geothermal Research, 358 . pp. 124-131. DOI 10.1016/j.jvolgeores.2018.03.007.

Savelyev, D. P., Kamenetsky, V. S., Danyushevsky, L. V., Botcharnikov, R. E., Kamenetsky, M. B., Park, J. W., Portnyagin, M. V. , Olin, P., Krasheninnikov, S. P., Hauff, F. and Zelenski, M. E. (2018) Immiscible sulfide melts in primitive oceanic magmas: evidence and implications from picrite lavas (Eastern Kamchatka, Russia). American Mineralogist, 103 (6). pp. 886-898. DOI 10.2138/am-2018-6352.

Søager, N., Portnyagin, M. , Hoernle, K. , Holm, P. M. and Garbe-Schönberg, D. (2018) Constraints on lithosphere-asthenosphere melt mixing in basaltic intraplate volcanism from olivine melt inclusions from southern Payenia, Argentina. Lithos, 310/311 . pp. 225-240. DOI 10.1016/j.lithos.2018.04.011.

Gorbach, N. V., Plechova, A. A., Manevich, T. M., Portnyagin, M. V. , Philosofova, T. M. and Samoilenko, S. B. (2018) The Composition of Volcanic Ash and the Dynamics of the 2013–2016 Zhupanovsky Volcano Eruption. Journal of Volcanology and Seismology, 12 (3). pp. 155-171. DOI 10.1134/S0742046318030028.

Ponomareva, V., Polyak, L., Portnyagin, M. , Abbott, P., Zelenin, E., Vakhrameeva, P. and Garbe-Schönberg, D. (2018) Holocene tephra from the Chukchi-Alaskan margin, Arctic Ocean: Implications for sediment chronostratigraphy and volcanic history. Quaternary Geochronology, 45 . pp. 85-94. DOI 10.1016/j.quageo.2017.11.001.

Shishkina, T. A., Portnyagin, M. , Botcharnikov, R. E., Almeev, R. R., Simonyan, A. V., Garbe-Schönberg, D., Schuth, S., Oeser, M. and Holtz, F. (2018) Experimental calibration and implications of olivine-melt vanadium oxybarometry for hydrous basaltic arc magmas. American Mineralogist, 103 (3). pp. 369-383. DOI 10.2138/am-2018-6210.

Mironov, N. L. and Portnyagin, M. V. (2018) Coupling of Redox Conditions of Mantle Melting and Copper and Sulfur Contents in Primary Magmas of the Tolbachinsky Dol (Kamchatka) and Juan de Fuca Ridge (Pacific Ocean). Petrology, 26 (2). pp. 145-166. DOI 10.1134/S0869591118020030.

Asafov, E. V., Sobolev, A. V., Gurenko, A. A., Arndt, N. T., Batanova, V. G., Portnyagin, M. V. , Garbe-Schönberg, D. and Krasheninnikov, S. P. (2018) Belingwe komatiites (2.7 Ga) originate from a plume with moderate water content, as inferred from inclusions in olivine. Chemical Geology, 478 . pp. 39-59. DOI 10.1016/j.chemgeo.2017.11.002.

Kamenetsky, V. S., Zelenski, M., Gurenko, A., Portnyagin, M. , Ehrig, K., Kamenetsky, M., Churikova, T. and Feig, S. (2018) Reprint of Silicate-sulfide liquid immiscibility in modern arc basalt (Tolbachik volcano, Kamchatka): Part II. Composition, liquidus assemblage and fractionation of the silicate melt. Chemical Geology, 478 . pp. 112-130. DOI 10.1016/j.chemgeo.2017.10.026.

Cook, E., Portnyagin, M. , Ponomareva, V., Bazanova, L., Svensson, A. and Garbe-Schönberg, D. (2018) First identification of cryptotephra from the Kamchatka Peninsula in a Greenland ice core: Implications of a widespread marker deposit that links Greenland to the Pacific northwest. Quaternary Science Reviews, 181 . pp. 200-206. DOI 10.1016/j.quascirev.2017.11.036.

Golowin, R., Portnyagin, M. , Hoernle, K. , Sobolev, A., Kuzmin, D. and Werner, R. (2017) The role and conditions of second-stage mantle melting in the generation of low-Ti tholeiites and boninites: the case of the Manihiki Plateau and the Troodos ophiolite. Contributions to Mineralogy and Petrology, 172 (11-12, Article Nr. 104). DOI 10.1007/s00410-017-1424-3.

Kamenetsky, V. S., Zelenski, M., Gurenko, A., Portnyagin, M. , Ehrig, K., Kamenetsky, M., Churikova, T. and Feig, S. (2017) Silicate-sulfide liquid immiscibility in modern arc basalt (Tolbachik volcano, Kamchatka): Part II. Composition, liquidus assemblage and fractionation of the silicate melt. Chemical Geology, 471 . pp. 92-110. DOI 10.1016/j.chemgeo.2017.09.019.

Yogodzinski, G. M., Kelemen, P. B., Hoernle, K. , Brown, S. T., Bindeman, I., Vervoort, J. D., Sims, K. W. W., Portnyagin, M. and Werner, R. (2017) Sr and O isotopes in western Aleutian seafloor lavas: Implications for the source of fluids and trace element character of arc volcanic rocks. Earth and Planetary Science Letters, 475 . pp. 169-180. DOI 10.1016/j.epsl.2017.07.007.

Turner, M., Turner, S., Mironov, N., Portnyagin, M. and Hoernle, K. (2017) Can magmatic water contents be estimated from clinopyroxene phenocrysts in some lavas? A case study with implications for the origin of the Azores Islands. Chemical Geology, 466 . pp. 436-445. DOI 10.1016/j.chemgeo.2017.06.032.

Portnyagin, M. V. , Mironov, N. L. and Nazarova, D. P. (2017) Copper partitioning between olivine and melt inclusions and its content in primitive island-arc magmas of Kamchatka. Petrology, 25 (4). pp. 419-432. DOI 10.1134/S086959111704004X.

Bonanati, C., Wehrmann, H., Portnyagin, M. and Hoernle, K. (2017) The Eyjafiallajökull 2010 eruption and the preservation of medium-sized eruptions in marine surface sediment, offshore southern Iceland. Quaternary Research, 87 (3). pp. 386-406. DOI 10.1017/qua.2017.15.

Ponomareva, V., Portnyagin, M. , Pendea, I. F., Zelenin, E., Bourgeois, J., Pinegina, T. and Kozhurin, A. (2017) A full holocene tephrochronology for the Kamchatsky Peninsula region: Applications from Kamchatka to North America. Quaternary Science Reviews, 168 . pp. 101-122. DOI 10.1016/j.quascirev.2017.04.031.

Popov, D. V., Nekrylov, N., Plechov, P. Y., Shcherbakov, V. D., Portnyagin, M. V. and Serova, M. S. (2017) Composition and conditions of formation of the parental melts of Jurassic dolerites of southwestern Crimea: Evidence from melt inclusions in olivine phenocrysts. Petrology, 25 (3). pp. 272-303. DOI 10.1134/S0869591117030031.

Golowin, R., Portnyagin, M. , Hoernle, K. , Hauff, F. , Gurenko, A., Garbe-Schönberg, D., Werner, R. and Turner, S. (2017) Boninite-like intraplate magmas from Manihiki Plateau Require Ultra-depleted and Enriched Source Components. Nature Communications, 8 (14322). DOI 10.1038/NCOMMS14322.

Pendea, I. F., Ponomareva, V., Bourgeois, J., Zubrow, E. B. W., Portnyagin, M. , Ponkratova, I., Harmsen, H. and Korosec, G. (2017) Late Glacial to Holocene paleoenvironmental change on the northwestern Pacific seaboard, Kamchatka Peninsula (Russia). Quaternary Science Reviews, 157 . pp. 14-28. DOI 10.1016/j.quascirev.2016.11.035.

Nazarova, D. P., Portnyagin, M. V. , Krasheninnikov, S. P., Mironov, N. L. and Sobolev, A. V. (2017) Initial H2O content and conditions of parent magma origin for Gorely volcano (Southern Kamchatka) estimated by trace element thermobarometry. Doklady Earth Sciences, 472 (1). pp. 100-103. DOI 10.1134/S1028334X1701024X.

Derkachev, A. N., Nikolaeva, N. A., Gorbarenko, S. A., Portnyagin, M. V. , Ponomareva, V. V., Nürnberg, D. , Sakamoto, T., Iijima, K., Liu, Y., Shi, X., Lv, H. and Wang, K. (2016) Tephra layers of in the quaternary deposits of the Sea of Okhotsk: Distribution, composition, age and volcanic sources. Quaternary International, 425 . pp. 248-272. DOI 10.1016/j.quaint.2016.07.004.

Sobolev, A. V., Asafov, E. V., Gurenko, A. A., Arndt, N. T., Batanova, V. G., Portnyagin, M. V. , Garbe-Schönberg, D. and Krasheninnikov, S. P. (2016) Komatiites reveal a hydrous Archaean deep-mantle reservoir. Nature, 531 (7596). pp. 628-632. DOI 10.1038/nature17152.

Derkachev, A. N., Nikolaeva, N. A. and Portnyagin, M. V. (2016) Mineral composition of tephra layers in the Quaternary deposits of the Sea of Okhotsk:: Heavy minerals associations and their geochemistry. Geochemistry International, 54 (2). pp. 167-196. DOI 10.1134/S0016702915120022.

Gorbach, N. V., Portnyagin, M. V. and Philosofova, T. M. (2016) Dynamics of exrtrusive dome growth and variations in chemical and mineralogical composition of Young Shiveluch andesites in 2001–2013. Journal of Volcanology and Seismology, 10 (6). pp. 360-381. DOI 10.1134/S0742046316060038.

Ponomareva, V., Portnyagin, M. and Davies, S. (2015) Tephra without borders: Far-reaching clues into past explosive eruptions. Frontiers in Earth Science, 3 (83). DOI 10.3389/feart.2015.00083.

Portnyagin, M. V. , Duggen, S., Hauff, F. , Mironov, N., Bindeman, I., Thirlwall, M. and Hoernle, K. (2015) Geochemistry of the Late Holocene rocks from the Tolbachik volcanic field, Kamchatka: Quantitative modelling of subduction-related open magmatic systems. Journal of Volcanology and Geothermal Research, 307 . pp. 133-155. DOI 10.1016/j.jvolgeores.2015.08.015.

Mironov, N., Portnyagin, M. , Botcharnikov, R., Gurenko, A., Hoernle, K. and Holtz, F. (2015) Quantification of the CO2 budget and H2O–CO2 systematics in subduction-zone magmas through the experimental hydration of melt inclusions in olivine at high H2O pressure. Earth and Planetary Science Letters, 425 . pp. 1-11. DOI 10.1016/j.epsl.2015.05.043.

Soager, N., Portnyagin, M. , Hoernle, K. , Holm, P. M., Hauff, F. and Garbe-Schönberg, D. (2015) Olivine Major and Trace Element Compositions in Southern Payenia Basalts, Argentina: Evidence for Pyroxenite–Peridotite Melt Mixing in a Back-arc Setting. Journal of Petrology, 56 (8). pp. 1495-1518. DOI 10.1093/petrology/egv043.

Ponomareva, V., Portnyagin, M. , Pevzner, M., Blaauw, M., Kyle, P. and Derkachev, A. (2015) Tephra from andesitic Shiveluch volcano, Kamchatka, NW Pacific: chronology of explosive eruptions and geochemical fingerprinting of volcanic glass. International Journal of Earth Sciences, 104 (5). pp. 1459-1482. DOI 10.1007/s00531-015-1156-4.

Yogodzinski, G. M., Brown, S. T., Keleman, P. B., Vervoort, J. D., Portnyagin, M. , Sims, M., Hoernle, K. , Jicha, B. and Werner, R. (2015) The role of subducted basalt in the source of island arc magmas: Evidence from seafloor lavas of the western Aleutians. Journal of Petrology, 56 (3). pp. 441-492. DOI 10.1093/petrology/egv006.

Portnyagin, M. V. , Hoernle, K. and Mironov, N. L. (2014) Contrasting compositional trends of rocks and olivine-hosted melt inclusions from Cerro Negro volcano (Central America): implications for decompression-driven fractionation of hydrous magmas. International Journal of Earth Sciences, 103 (7). pp. 1963-1982. DOI 10.1007/s00531-012-0810-3.

Schattel, N., Portnyagin, M. , Golowin, R., Hoernle, K. and Bindeman, I. (2014) Contrasting conditions of rift and off-rift silicic magma origin on Iceland. Geophysical Research Letters, 41 (16). pp. 5813-5820. DOI 10.1002/2014GL060780.

van den Bogaard, C., Jensen, B. J. L., Pearce, N. J. G., Froese, D. G., Portnyagin, M. V. , Ponomareva, V. V. and Wennrich, V. (2014) Volcanic ash layers in Lake El'gygytgyn: eight new regionally significant chronostratigraphic markers for western Beringia. Climate of the Past, 10 . pp. 1041-1062. DOI 10.5194/cp-10-1041-2014.

Silantyev, S. A., Portnyagin, M. , Krasnova, E. A., Hauff, F. , Werner, R. and Kuzmin, D. V. (2014) Petrology and geochemistry of plutonic rocks in the Northwest Pacific Ocean and their geodynamic interpretation. Geochemistry International, 52 (3). pp. 179-196. DOI 10.1134/S0016702914030082.

Derkachev, A. N. and Portnyagin, M. V. (2013) Marker tephra layers in the late quaternary deposits of the Sea of Okhotsk as evidence of catastrophic eruptions in the Nemo caldera complex (Onekotan Island, Kuril Islands). Stratigraphy and Geological Correlation, 21 (5). pp. 553-571. DOI 10.1134/S0869593813040035.

Ponomareva, V., Portnyagin, M. , Derkachev, A., Pendea, I. F., Bourgeois, J., Reimer, P. J., Garbe-Schönberg, D., Krasheninnikov, S. and Nürnberg, D. (2013) Early Holocene M~6 explosive eruption from Plosky volcanic massif (Kamchatka) and its tephra as a link between terrestrial and marine paleoenvironmental records. International Journal of Earth Sciences, 102 (6). pp. 1673-1699. DOI 10.1007/s00531-013-0898-0.

Gorbach, N., Portnyagin, M. and Tembrel, I. (2013) Volcanic structure and composition of Old Shiveluch volcano, Kamchatka. Journal of Volcanology and Geothermal Research, 263 . pp. 193-208. DOI 10.1016/j.jvolgeores.2012.12.012.

Krasnova, E. A., Portnyagin, M. V. , Silantyev, S. A., Hoernle, K. A. and Werner, R. (2013) Two-stage evolution of mantle peridotites from the Stalemate Fracture Zone, northwestern Pacific. Geochemistry International, 51 (9). pp. 683-695. DOI 10.1134/S0016702913080028.

Ponomareva, V., Portnyagin, M. , Derkachev, A., Juschus, O., Garbe-Schönberg, D. and Nürnberg, D. (2013) Identification of a widespread Kamchatkan tephra: A middle Pleistocene tie-point between Arctic and Pacific paleoclimatic records. Geophysical Research Letters, 40 . pp. 3538-3543. DOI 10.1002/grl.50645.

Heydolph, K., Hoernle, K. , Hauff, F. , van den Bogaard, P., Portnyagin, M. , Bindeman, I. and Garbe-Schönberg, D. (2012) Along and across arc geochemical variations in NW Central America: Evidence for involvement of lithospheric pyroxenite. Geochimica et Cosmochimica Acta, 84 . pp. 459-491. DOI 10.1016/j.gca.2012.01.035.

Portnyagin, M. , Hoernle, K. , Storm, S., Mironov, N., van den Bogaard, C. and Botcharnikov, R. (2012) H2O-rich melt inclusions in fayalitic olivine from Hekla volcano: Implications for phase relationships in silicic systems and driving forces of explosive volcanism on Iceland. Earth and Planetary Science Letters, 357/358 . pp. 337-346. DOI 10.1016/j.epsl.2012.09.047.

Portnyagin, M. V. and Ponomareva, V. (2012) Kliuchevskoi volcano diary. International Journal of Earth Sciences, 101 (1). p. 195. DOI 10.1007/s00531-011-0710-y.

Silantyev, S. A., Novoselov, A. A., Krasnova, E. A., Portnyagin, M. V. , Hauff, F. and Werner, R. (2012) Silicification of peridotites at the stalemate fracture zone (Northwestern Pacific): Reconstruction of the conditions of low-temperature weathering and tectonic interpretation. Petrology, 20 (1). pp. 21-39. DOI 10.1134/S0869591112010055.

Wanke, M., Portnyagin, M. V. , Hoernle, K. A. , Werner, R., Hauff, F. , van den Bogaard, P. and Garbe-Schönberg, D. (2012) Bowers Ridge (Bering Sea): An Oligocene-Early Miocene island arc. Geology, 40 (8). pp. 687-690. DOI 10.1130/G33058.1.

Gorbach, N. V. and Portnyagin, M. V. (2011) Geology and petrology of the lava complex of Young Shiveluch Volcano, Kamchatka. Petrology, 19 (2). pp. 134-166. DOI 10.1134/S0869591111020068.

Mironov, N. L. and Portnyagin, M. V. (2011) H2O and CO2 in parental magmas of Kliuchevskoi volcano inferred from study of melt and fluid inclusions in olivine. Russian Geology and Geophysics, 52 (11). pp. 1353-1367. DOI 10.1016/j.rgg.2011.10.007.

Plechova, A. A., Portnyagin, M. V. and Bazanova, L. I. (2011) The Origin and Evolution of the Parental Magmas of Frontal Volcanoes in Kamchatka: Evidence from Magmatic Inclusions in Olivine from Zhupanovsky Volcano. Geochemistry International, 49 (8). pp. 787-812. DOI 10.1134/S0016702911080064.

Portnyagin, M. V. , Naumov, V. B., Mironov, N. L., Belousov, I. A. and Kononkova, N. N. (2011) Composition and evolution of the melts erupted in 1996 at Karymskoe Lake, Eastern Kamchatka: Evidence from inclusions in minerals. Geochemistry International, 49 (11). pp. 1085-1110. DOI 10.1134/S0016702911110085.

Wehrmann, H., Hoernle, K. , Portnyagin, M. , Wiedenbeck, M. and Heydolph, K. (2011) Volcanic CO2 output at the Central American subduction zone inferred from melt inclusions in olivine crystals from mafic tephras. Geochemistry, Geophysics, Geosystems, 12 . Q06003. DOI 10.1029/2010GC003412.

Bindeman, I. N., Leonov, V. L., Izbekov, P. E., Ponomareva, V. V., Watts, K. E., Shipley, N. K., Perepelov, A. B., Bazanova, L. I., Jicha, B., Singer, B. S., Schmitt, A. K., Portnyagin, M. and Chen, C. H. (2010) Large-volume silicic volcanism in Kamchatka: Ar-Ar and U-Pb ages, isotopic, and geochemical characteristics of major pre-Holocene caldera-forming eruptions. Journal of Volcanology and Geothermal Research, 189 (1/2). pp. 57-80. DOI 10.1016/j.jvolgeores.2009.10.009.

Shishkina, T. A., Botcharnikov, R. E., Holtz, F., Almeev, R. R. and Portnyagin, M. V. (2010) Solubility of H2O and CO2-bearing fluids in tholeiitic basalts at pressures up to 500 MPa. Chemical Geology, 277 (1/2). pp. 115-125. DOI 10.1016/j.chemgeo.2010.07.014.

Auer, S. L., Bindeman, I., Wallace, P., Ponomareva, V. V. and Portnyagin, M. (2009) The Origin of Hydrous, high-δ18O voluminous volcanism: Diverse Oxygen Isotope Values and High Magmatic Water Contents within the Volcanic Record of Klyuchevskoy Volcano, Kamchatka, Russia. Contributions to Mineralogy and Petrology, 157 . pp. 209-230. DOI 10.1007/s00410-008-0330-0.

Portnyagin, M. , Hoernle, K. and Savelyev, D. (2009) Ultra-depleted melts from Kamchatkan ophiolites : evidence for the interaction of the Hawaiian plume with an oceanic spreading center in the Cretaceous?. Earth and Planetary Science Letters, 287 . pp. 194-204. DOI 10.1016/j.epsl.2009.07.042.

Plechov, P., Shishkina, T., Ermakov, V. and Portnyagin, M. (2008) Formation conditions of allivalites, olivine-anorthite crystal enclaves, in the volcanics of the Kuril-Kamchatka arc. Petrology, 16 . pp. 232-260. DOI 10.1134/S0869591108030028.

Portnyagin, M. , Almeev, R., Matveev, S. and Holtz, F. (2008) Experimental evidence for rapid water exchange between melt inclusions in olivine and host magma. Earth and Planetary Science Letters, 272 . pp. 541-552. DOI 10.1016/j.epsl.2008.05.020.

Portnyagin, M. and Manea, V. C. (2008) Mantle temperature control on composition of arc magmas along the Central Kamchatka Depression. Geology, 36 . pp. 519-522. DOI 10.1130/G24636A.1.

Portnyagin, M. , Savelyev, D. P., Hoernle, K. , Hauff, F. and Garbe-Schönberg, C. D. (2008) Mid-Cretaceous Hawaiian tholeiites preserved in Kamchatka. Geology, 36 (11). pp. 903-906. DOI 10.1130/G25171A.1.

Sadofsky, S. J., Portnyagin, M. , Hoernle, K. and van den Bogaard, P. (2008) Subduction cycling of volatiles and trace elements through the Central American volcanic arc: evidence from melt inclusions. Contributions to Mineralogy and Petrology, 155 (4). pp. 433-456. DOI 10.1007/s00410-007-0251-3.

Duggen, S., Portnyagin, M. , Baker, J., Ulfbeck, D., Hoernle, K. , Garbe-Schönberg, C. D. and Grassineau, N. (2007) Drastic shift in lava geochemistry in the volcanic-front to rear-arc region of the Southern Kamchatkan subduction zone: Evidence for the transition from slab surface dehydration to sediment melting. Geochimica et Cosmochimica Acta, 71 . pp. 452-480. DOI 10.1016/j.gca.2006.09.018.

Portnyagin, M. , Hoernle, K. , Plechov, P. Y., Mironov, N. L. and Khubunaya, S. A. (2007) Constraints on mantle melting and composition and nature of slab components in volcanic arcs from volatiles (H₂O, S, Cl, F) and trace elements in melt inclusions from the Kamchatka Arc. Earth and Planetary Science Letters, 255 (1/2). pp. 53-69. DOI 10.1016/j.epsl.2006.12.005.

Naumov, V. B., Portnyagin, M. , Tolstykh, M. L. and Yarmolyuk, V. V. (2006) Chemical composition and crystallization conditions of trachybasalts from the Dzhida field, southern Baikal volcanic area: Evidence from melt and fluid inclusions. Geochemistry International, 44 (3). pp. 286-295. DOI 10.1134/S0016702906030062.

Bindeman, I. N., Eiler, J. M., Yogodzinski, G. M., Tatsumi, Y., Stern, C. R., Grove, T. L., Portnyagin, M. , Hoernle, K. and Danyushevsky, L. V. (2005) Oxygen isotope evidence for slab melting in modern and ancient subduction zones. Earth and Planetary Science Letters, 235 (3/4). pp. 480-496. DOI 10.1016/j.epsl.2005.04.014.

Matveev, S., Portnyagin, M. V. , Ballhaus, C., Brooker, R. and Geiger, C. (2005) FTIR Spectrum of Phenocryst Olivine as an Indicator of Silica Saturation in Magmas. Journal of Petrology, 46 (3). pp. 603-614. DOI 10.1093/petrology/egh090.

Portnyagin, M. , Hoernle, K. , Avdeiko, G. P., Hauff, F. , Werner, R., Bindeman, I., Uspensky, V. S. and Garbe-Schönberg, C. D. (2005) Transition from arc to oceanic magmatism at the Kamchatka-Aleutian junction. Geology, 33 (1). pp. 25-28. DOI 10.1130/G20853.1.

Portnyagin, M. , Mironov, N. L., Matveev, S. V. and Plechov, P. Y. (2005) Petrology of avachites, high-magnesian basalts of Avachinsky Volcano, Kamchatka: II. Melt inclusions in olivine. Petrology, 13 (4). pp. 322-351.

Portnyagin, M. , Plechov, P. Y., Matveev, S. V., Osipenko, A. B. and Mironov, N. L. (2005) Petrology of avachites, high-magnesian basalts of Avachinsky Volcano, Kamchatka: I. General characteristics and composition of rocks and minerals. Petrology, 13 (2). pp. 99-121.

Portnyagin, M. , Savel'ev, D. P. and Hoernle, K. (2005) Plume-related association of Cretaceous oceanic basalts of eastern Kamchatka: compositions of spinel and parental magmas. Petrology, 13 (6). pp. 571-588.

Naumov, V. B., Portnyagin, M. , Tolstykh, M. L. and Yarmolyuk, V. V. (2003) Composition of Magmatic Melts from the Southern Baikal Volcanic Region: A Study of Inclusions in Olivine from Trachybasalts. Geochemistry International, 41 (3). pp. 213-223.

Kamenetsky, V. S., Davidson, P., Mernagh, T. P., Crawford, A. J., Gemmell, J. B., Portnyagin, M. and Shinjo, R. (2002) Fluid bubbles in melt inclusions and pillow-rim glasses: high-temperature precursors to hydrothermal fluid?. Chemical Geology, 183 (1). pp. 349-364. DOI 10.1016/S0009-2541(01)00383-7.

Portnyagin, M. , Simakin, S. G. and Sobolev, A. V. (2002) Fluorine in primitive magmas of the Troodos Ophiolite Complex, Cyprus: Analytical methods and main results. Geochemistry International, 40 (7). pp. 691-699.

Timm, C. , Portnyagin, M. , de Ronde, C., Hannington, M. D., Garbe-Schönberg, D., Hoernle, K. , Brandl, P. , Layton-Matthews, D., Leybourne, M. and Arculus, R. (Submitted) Hydrous mantle melting controls gold enrichment in Kermadec arc magmas. Research Square preprint deposition service . DOI 10.21203/rs.3.rs-4680224/v1.

Portnyagin, M. (2009) Mid-Cretaceous Hawaiian rocks in Kamchatka. IFM-GEOMAR Annual Report, 2008 . pp. 26-28.

Shishkina, T. A., Pletchov, P. J. and Portnyagin, M. V. (2009) Usloviya formirovaniya olivin-plagioklazovukh kumulyatov vulkana Ksudach (Kamchatka) (The origin conditions of olivine-plagioclase cumulates from Ksudach volcano (Kamchatka)). Izvestiya vysshikh uchebnukh zavedeniy : Geologiya i razvedka (Nachrichten der Hochschulen : Arbeit im Bergbau), 2009 (1). pp. 8-17.

Savel´ev, D. P., Palechek, T. N. and Portnyagin, M. V. (2005) Campanian oceanic siliceous-volcanogenic deposit in the basement of the East Kachatka volcanic belt. Geology of the Pacific Ocean, 24 (2). pp. 46-54.

Timm, C. , de Ronde, C. E. J., Hannington, M. D., Portnyagin, M. and Arculus, R. (2018) GoldTrace: Tracking gold in arc lavas. In: Abstract Volume: Geosciences 2018. , ed. by Sagar, M. and Prebble, J.. Geoscience Society of New Zealand Miscellaneous Publication, 151A . Geoscience Society of New Zealand, Napier, New Zealand, p. 123.

Gorbach, N., Portnyagin, M. and Philosofova, N. (2016) Compositional trends of amphibole in 2001-2003 Young Shiveluch andesites as evidence of magma chamber replenishment and subsequent convection. In: Abstract volume 9th Biennial Workshop on Japan-Kamchatka-Alaska Subduction Processes (JKASP 2016). . University of Alaska Fairbanks, Geophysical Institute, Fairbanks, pp. 66-67.

Portnyagin, M. , Hoernle, K. , Werner, R., Baranov, B. and Yogodzinski, G. (2016) BERING - A new international marine research project to investigate the magmatic and tectonic evolution of the Bering Sea and its margins. In: 9th Biennial Workshop on Japan-Kamchatka-Alaska Subduction Processes (JKASP 2016): Abstract volume. . University of Alaska Fairbanks, Geophysical Institute , Fairbanks, pp. 40-41.

Savelyev, D., Savelyeva, O. and Portnyagin, M. (2016) Fragments of Cretaceous seamounts in accretionary structure of the Kamchatsky Mys Peninsuls (Kamchatka, Russia). In: Abstracts volume 9th Biennial Workshop on Japan-Kamchatka-Alaska Subduction Processes (JKASP 2016). . University of Alaska Fairbanks, Geophysical Institute, Fairbanks, pp. 83-84.

Portnyagin, M. , Bindeman, I., Hoernle, K. and Hauff, F. (2007) Geochemistry of primitive lavas of the Central Kamchatka Depression: magma generation at the edge of the Pacific plate. In: Volcanism and Subduction: The Kamchatka Region. , ed. by Eichelberger, J., Gordeev, E., Kasahara, M., Izbekov, P. and Lees, J.. Geophysical Monograph Series, 172 . AGU (American Geophysical Union), Washington, DC, pp. 199-239. ISBN 978-0-875-90436-8

Silantyev, S. A., Portnyagin, M. V. , Bazylev, B. A., Bragin, N. Y., Krylov, K. A. and Bragina, L. G. (2005) Igneous, Metamorphic and Sedimentary Rocks of the Mamonia Complex (Structural Allochthon). In: Geological Framework of the Levant, Volume I: Cyprus and Syria. , ed. by Krasheninnikov, V., Hall, J. K., Hirsch, F., Benjamini, C. and Flexer, A.. Historical Productions-Hall, Jerusalem, pp. 55-100. ISBN 9657297028

Silantyev, S. A., Portnyagin, M. V. , Bragin, N. Y., Kaleda, K. G., Krylov, K. A. and Bragina, L. G. (2005) The Troodos Ophiolite Complex (Structural Para-Autochthon). In: Geological Framework of the Levant, Volume I: Cyprus and Syria. , ed. by Krasheninnikov, V., Hall, J. K., Hirsch, F., Benjamini, C. and Flexer, A.. Historical Productions-Hall, Jerusalem, pp. 7-54. ISBN 9657297028

Harangi, S., Lukacs, R., Guillong, M., Bachmann, O., Portnyagin, M. V. and Zoltan, K. (2022) Zircon and garnet compositional constraints on the nature of extension-related peraluminous silicic magmas in the Northern Pannonian Basin. [Paper] In: Goldschmidt Conference 2022. , 10.07.-15.07.2022, Honolulu, Hawaii, USA .

Lukacs, R., Szepesi, J., Guillong, M., Jazsa, S., Bachmann, O., Portnyagin, M. V. , Zoltan, K., Müller, S. and Harangi, S. (2022) Magmatic evolution patterns of the Miocene silicic explosive volcanism in the Pannonian basin, eastern-central Europe. [Paper] In: Goldschmidt Conference 2022. , 10.07.-15.07.2022, Honolulu, Hawaii, USA .

Waldman, R., Yogodzinski, G., Hauff, F. , Bizimis, M., Jicha, B. R., Portnyagin, M. V. , Werner, R. and Hoernle, K. A. (2022) Nature Northwest Pacific altered oceanic crust and implications for arc magmatism. [Paper] In: GSA Connects 2022. , 09.10.-12.10.2022, Denver, Colorado . DOI 10.1130/abs/2022AM-379500.

Dürkefälden, A., Geldmacher, J. , Hauff, F. , Garbe-Schönberg, D., Portnyagin, M. , Schenk, J., Stipp, M. and Hoernle, K. (2023) The King’s Trough Complex: magmatic and geodynamic evolution of the Grand Canyon of the North Atlantic. [Talk] In: Oceanic Volcanism Workshop 2023. , 12.-15.09.2023, Kiel, Germany .

Dürkefälden, A., Geldmacher, J. , Portnyagin, M. , Werner, R., Hauff, F. , Hoernle, K. A. , Garbe-Schönberg, C. D. and Müller, D. (2022) SO265 - Papanin Ridge and Ojin Rise Seamounts (Northwest Pacific): Dual hotspot tracks formed by the Shatsky mantle plume. [Talk] In: Statuskonferenz Forschungsschiffe 2022. , 22.-23.02.2022, Online .

Hoernle, K. A. , Schaefer, B., Portnyagin, M. , Turner, S., Nelson, W. R. and Müller, R. D. (2022) Evidence for highly unradiogenic 187Os/188Os in the source of intraplate volcanism. [Talk] In: Goldschmidt Conference 2022. , 10.07.-15.07.2022, Honolulu, Hawaii, USA . DOI 10.46427/gold2022.8933.

Dürkefälden, A., Geldmacher, J. , Hauff, F. , Garbe-Schönberg, D., Portnyagin, M. , Lück, T., Werner, R., Müller, D. and Hoernle, K. (2020) Post-plateau volcanic evolution of Shatsky Rise (NW Pacific) – Papanin Ridge and Ojin Rise Seamount Province. [Talk] In: Goldschmidt 2020 Virtual Conference. , 21.06.-26.06.2020, - .

Krasheninnikov, S. P., Portnyagin, M. , Botcharnikov, R. E., Wilke, M., Klimm, K., Garrevoet, J., Buhre, S., Groschopf, N., Scherbakov, V. D. and Mironov, N. L. (2019) New experiments on Fe3+/Fe2+ re-equilibration in olivine-hosted melt inclusions: ECROFI 2019. [Talk] In: ECROFI 2019. , 23.-27.06.2019, Budapest, Hungary .

Mironov, N. L., Portnyagin, M. , Botcharnikov, R. E., Gurenko, A., Almeev, R. R., Luft, C. and Holtz, F. (2019) Low-SiO2 melt inclusions in olivine originate by dehydrationof initially H2O-rich island-arc melts. [Talk] In: Goldschmidt Conference 2019. , 18.-23.08.2019, Barcelona, Spain .

Mironov, N. L., Portnyagin, M. , Tobelko, D., Smirnov, S., Krasheninnikov, S. P. and Gurenko, A. (2019) Initial CO2 content in parental arc magmas estimated using micro-Raman spectroscopy and mass-balance calculations: a case study of Karymsky volcano (Kamchatka, Russia). [Talk] In: GeoMünster 2019. , 22.-25.09.2019, Münster, Germany .

Mironov, N. L., Portnyagin, M. V. , Tobelko, D. P., Smirnov, S. Z., Krasheninnikov, S. P. and Gurenko, A. (2019) Initial CO2 content of parental arc magmas of Karymsky volcano (Kamchatka) inferred from study of olivine-hosted melt inclusions. [Talk] In: ECROFI 2019. , 23.-27.06.2019, Budapest, Hungary .

Portnyagin, M. , Botcharnikov, R. E., Yogodzinski, G. M., Hoernle, K. and Garbe-Schönberg, D. (2019) Low Cu/Ag in continental crust and slab melts. [Talk] In: Goldschmidt Conference 2019. , 18.-23.08.2019, Barcelona, Spain .

Portnyagin, M. , Mironov, N. L., Botcharnikov, R. E., Almeev, R. A., Tobelko, D. P. and Holtz, F. (2019) Recent advances in experimental studies with melt inclusions at controlled P-T-fO2-aH2O conditions. [Talk] In: ECROFI 2019. , 23.-27.06.2019, Budapest, Hungary .

Portnyagin, M. , Mironov, N. L., Botcharnikov, R., Gurenko, A., Almeev, R., Luft, C. and Holtz, F. (2019) Experimental evidence and implications of coupled silica and water loss from melt inclusions in olivine. [Talk] In: GeoMünster 2019. , 22.-25.09.2019, Münster, Germany .

Timm, C. , Hannington, M. D., Portnyagin, M. , de Ronde, C. E. J., Leybourne, M. and Arculus, R. (2019) GoldTrace: Tracking the origin of precious metals in seafloor arc lavas. [Talk] In: PACRIM 2019 – Mineral Systems of the Pacific Rim Congress. , 03.-05.04.2019, Auckland, New Zealand .

Timm, C. , Portnyagin, M. , de Ronde, C. E. J., Hannington, M. D., Hoernle, K. and Arculus, R. (2019) Tracking the source of Cu, Ag and Au in intraoceanic Kermadec arc glasses, SW Pacific. [Talk] In: Goldschmidt Conference 2019. , 18.-23.08.2019, Barcelona, Spain .

Bezard, R., Hoernle, K. A. , Hauff, F. , Portnyagin, M. V. , Werner, R., Yogodzinski, G., Jicha, B., Garbe-Schönberg, D., Turner, S. and Schaefer, B. (2018) Subduction Initiation in the Aleutian Arc System. [Talk] In: Goldschmidt Conference 2018. , 12.08.-17.08.2018, Boston, USA .

Cook, E., Portnyagin, M. , Ponomareva, V., Bazanova , L., Svensson, A. and Garbe-Schönberg, D. (2018) Linking Greenland to the Pacific northwest with the Khangar Tephra. First identification of cryptotephra from the Kamchatka Peninsula in a Greenland ice core. [Talk] In: EGU General Assembly 2018. , 08.-13.04.2018, Vienna, Austria .

Flemetakis, S., John, T., Bouvier, A. S., Portnyagin, M. , Mironov, N. and Klemme, S. (2018) Chlorine Isotope Systematics in Olivine-Hosted Melt Inclusions from the Central American Volcanic Arc. [Talk] In: Goldschmidt Conference 2018. , 12.08.-17.08.2018, Boston, USA .

Hoernle, K. A. , Hauff, F. , Homrighausen, S., Rohde, J., Dürkefälden, A., Werner, R., Geldmacher, J. , Portnyagin, M. V. , Garbe-Schönberg, C. D., van den Bogaard, P. and Wartho, J. A. (2018) New Developments in Understanding the Origin of South Atlantic Intraplate Volcanism (Tristan-Gough-Walvis, Discovery Shona volcanic tracks). [Invited talk] In: GeoBonn 2018. , 02.09.-06.09.2018, Bonn, Germany .

Hoernle, K. , Höfig, T., Bezard, R., Portnyagin, M. , Hauff, F. , Wartho, J. A. , Pfänder, J., Jicha, B. R., Krebs, N., Werner, R., Yogodzinski, G. and Müller, D. (2018) New Insights into the Formation and Evelution of the Aleutian Arc. [Invited talk] In: AGU Fall Meeting 2018. , 10.-14.12.2018, Washington, D.C., USA .

Hoernle, K. , Homrighausen, S., Hauff, F. , Werner, R., Portnyagin, M. , Geldmacher, J. , Garbe-Schönberg, D., van den Bogaard, P. and Wartho, J. A. (2018) Geochemistry of South Atlantic Hotspots: Intimate Association of EMI & HIMU End Members. [Talk] In: Goldschmidt Conference 2018. , 12.08.-17.08.2018, Boston, USA .

Homrighausen, S., Hoernle, K. , Geldmacher, J. , Hauff, F. , Portnyagin, M. , Werner, R., Schaefer, B. F., Wartho, J. A. and Garbe-Schönberg, D. (2018) Temporal and geochemical evolution of the Afanasy Nikitin -85° E Ridge, Central Indian Ocean, R/V Sonne cruise SO258/1 . [Talk] In: AGU Fall Meeting 2018. , 10.-14.12.2018, Washington, D.C., USA .

Korneeva, A. A., Nekrylov, N. A., Savelyev, D. P., Portnyagin, M. , Zelenski, M. E., Kamenetsky, M. B., Krasheninnikov, S. P. and Shcherbakov, V. D. (2018) Composition and crystallization conditions of olivine-phyric rocks from Kamchatsky Mys peninsula. [Talk] In: 10. Biennual Workshop on Japan-Kamchatka-Alaska Subduction Processes (JKASP-2018). , 20.08-26.08.2018, Institute of Volcanology and Seismology FEB RAS, Petropavlovsk-Kamchatsky, Russia .

Ponomareva, V., Portnyagin, M. , Derkachev, A., Bazanova, L., Bubenshchikova, N., Zelenin, E., Rogozin, A. and Plechova, A. (2018) Explosive eruptions and ash dispersal patterns in the northwest Pacific. [Talk] In: “Crossing New Frontiers” INTAV International Field Conference on Tephrochronology “Tephra Hunt in Transylvania”. , 24.06.-01.07.2018, Moieciu de Sus, Romania .

Ponomareva, V. V., Portnyagin, M. , Derkachev, A. N., Bazanova, L. I., Bubenshchikova, N. V., Zelenin, E. A., Rogozin, A. N., Plechova, A. A. and Gorbarenko, S. A. (2018) A ~6 Ma long record of major explosive eruptions from the Kurile-Kamchatka arc. [Talk] In: 10. Biennual Workshop on Japan-Kamchatka-Alaska Subduction Processes (JKASP-2018). , 20.08-26.08.2018, Institute of Volcanology and Seismology FEB RAS, Petropavlovsk-Kamchatsky, Russia .

Sobolev, A., Asafov, E., Gurenko, A., Arndt, N., Batanova, V., Portnyagin, M. , Garbe-Schönberg, C. D., Krasheninnikov, S., Wilson, A. and Byerly, G. (2018) Deep Mantle H2O Recycling at 3.3 Ga?. [Talk] In: Goldschmidt Conference 2018. , 12.08.-17.08.2018, Boston, USA .

Zelenin, E., Ponomareva, V., Bubenshchikova, N., Portnyagin, M. and Derkachev, A. (2018) A Bayesian age-depth modelling of a full Pliocene-Quaternary tephrochronological framework for the Northwest Pacific deep sea cores. [Talk] In: “Crossing New Frontiers” INTAV International Field Conference on Tephrochronology “Tephra Hunt in Transylvania”. , 24.06.-01.07.2018, Moieciu de Sus, Romania .

Almeev, R., Portnyagin, M. and Garbe-Schönberg, D. (2017) Chalcophile elements in Shatsky Rise basalts as potential indicators of the mantle plume origin?. [Talk] In: Gemeinsames IODP/ICDP Kolloquium 2017. , 14.03.-16.03.2017, Braunschweig .

Bezard, R., Hoernle, K. , Hauff, F. , Portnyagin, M. , Werner, R., Yogodzinski, G., Jicha, B., Garbe-Schönberg, D., Turner, S. and Schaefer, B. F. (2017) Inception and Early Evolution of the Aleutian Arc. [Talk] In: AGU Fall Meeting 2017. , 11.12 - 15.12.2017, New Orleans, USA .

Bonanati, C., Wehrmann, H., Hoernle, K. , Kutterolf, S. , Portnyagin, M. , Mirzaloo, M. , Nürnberg, D. , Strehlow, K. and Werner, R. (2017) A 68,000 year tephra record in marine sediment cores offshore southeast Iceland. [Talk] In: IAVCEI 2017 Scientific Assembly. , 14.-18.08.2017, Portland, Oregon, USA .

Derkachev, A. N., Utkin, I. V., Nikolaeva, N. A., Gorbarenko, S. A., Malakhova, G. I., Portnyagin, M. V. , Sakhno, V. G., Xuefa, S. and Huahau, L. (2017) The tephra layers of the explosive eruptions of the Baitoushan (Paektusan) volcano in the Quaternary deposits of the Sea of Japan (in Russian). [Talk] In: 22. International Conference on Marine Geology. , 20.11.-24.11.2017, Moscow, Russia .

Hoernle, K. , Portnyagin, M. , Hauff, F. , Werner, R., Yogodzinski, G., Baranov, B., Silantyev, S. and Garbe-Schönberg, D. (2017) SO-249 BERING – Origin and Evolution of the Bering Sea: An Integrated Geochronological, Volcanological, Petrological and Geochemical Approach. [Talk] In: Statusseminar Meeresforschung mit FS SONNE 2017. , 14.–15.02.2017, Oldenburg, Germany .

Marinova, Y. G., Levchenko, O. V., Portnyagin, M. V. and Werner, R. (2017) Geological and geophysical studies of the Ninetyeast Ridge and Osborn knoll during the RV “SONNE” cruise SO258/1 (in Russian). [Talk] In: 22. International Conference on Marine Geology. , 20.11.-24.11.2017, Moscow, Russia .

Ponomareva, V. V., Portnyagin, M. V. , Derkachev, A. N., Bazanova, L. I., Bubenschikova, N. V., Zelenin, E. A., Rogozin, A. N., Plechova, A. A. and Gorbarenko, S. A. (2017) A 7.2 Ma tephra sequence at the Detroit Seamount, NW Pacific: A key reference for regional correlations and record of major explosive eruptions from North Pacific volcanic arcs. [Talk] In: 22. International Conference on Marine Geology. , 20.11.-24.11.2017, Moscow, Russia .

Søager, N., Holm, P., Portnyagin, M. and Garbe-Schönberg, D. (2017) Alkaline OIB Melts: Plume or Lithospheric Melts? Constraints from Trace Elements in Olivine. [Talk] In: Goldschmidt Conference 2017. , 13.-18.08.2017, Paris, France .

Almeev, R., Linsler, S., Holtz, F., Botcharnikov, R. and Portnyagin, M. (2016) Origin and evolution of magmas in the course of subduction initiation, Izu-Bonin Mariana arc – new research project from the Leibniz University of Hannover. [Talk] In: IODP/ICDP Kolloquium 2016. , 14.-16.03 2016, Heidelberg .

Asafov, E. V., Sobolev, A. V., Gurenko, A. A., Arndt, N. T., Batanova, V. G., Portnyagin, M. V. , Garbe-Schönberg, D., Krasheninnikov, S. P., Wilson, A. H. and Byerly, G. R. (2016) Paleoarchean mantle hydrous reservoir beneath South Africa?. [Talk] In: Goldschmidt Conference 2016. , 26.06-01.07.2016, Yokohama, Japan .

Botcharnikov, R. E., Wilke, M., Klimm, K., Beermann, O. and Portnyagin, M. (2016) Sulfur partitioning between magmatic phases at sulfide-sulfate transition - Implications for metal mobility. [Invited talk] In: 15. International Symposium on Experimental Mineralogy, Petrology and Geochemistry (EMPG-XV). , 05.-08.06.2016 , Zürich, Switzerland .

Hoernle, K. , Höfig, T., Portnyagin, M. , Yogodzinski, G., Werner, R., Hauff, F. , van den Bogaard, P. and Garbe-Schönberg, D. (2016) Subduction Initiation and early evolution of the Aleutian Arc: combined on-land and off-shore studies. [Talk] In: GSA Annual Meeting 2016. , 25.-28.09.2016, Denver, Colorado, USA . DOI 10.1130/abs/2016AM-280508.

Hoernle, K. , Werner, R., Portnyagin, M. , Yogodzinski, G. M., Hauff, F. , Baranov, B. and Silantyev, S. (2016) New Insights into the Origin of the Bering Sea from SO201 and SO249 cruises. [Invited talk] In: AGU Fall Meeting 2016. , 12.-16.12.2016, San Francisco, USA .

Moore, L. R., Mironov, N., Portnyagin, M. , Gazel, E. and Bodnar, R. J. (2016) The CO2 content of primitive bubble-bearing island-arc melt inclusions: a comparative study of Raman-spectroscopy of melt inclusion bubbles, mass-balance calculations and experimental homogenization of melt inclusions. [Talk] In: PACROFI XIII, The Edwin W. Roedder Pan-American Current Research on Fluid Inclusions. , 24.-26.05.2016, Columbia, Missouri, USA .

Portnyagin, M. , Sushchevskaya, N., Shishkina, T., Kamenetsky, V., Taylor, R. and Garbe-Schönberg, D. (2016) Silver and copper fractionation in MORB. [Talk] In: 2. European Mineralogical Conference 2016. , 11.-15.09.2016, Rimini, Italy .

Shishkina, T., Portnyagin, M. , Botcharnikov, R., Almeev, R. and Holtz, F. (2016) Experimental calibration and implications of olivine-melt vanadium oxybarometry for hydrous magmas from Muthnovsky volcano (Kamchatka). [Talk] In: 2. European Mineralogical Conference 2016. , 11.-15.09.2016, Rimini, Italy .

Sobolev, A. V., Asafov, E. V., Gurenko, A. A., Arndt, N. T., Batanova, V. G., Portnyagin, M. , Garbe-Schönberg, D. and Krasheninnikov, S. P. (2016) Evidence for Archean hydrous deep-mantle reservoir provided by Abitibi komatiites. [Talk] In: Goldschmidt Conference 2016. , 26.06-01.07.2016, Yokohama, Japan .

Yogodzinski, G. M., Kelemen, P. B., Hoernle, K. , Brown, S. T., Vervoort, J. D., Portnyagin, M. and Sims, K. W. W. (2016) Sr Isotopes in Western Aleutian Seafloor Lavas: Implications for the Source of Fluids and Geochemical Decoupling of Trace Metals from Water. [Talk] In: AGU Fall Meeting 2016. , 12.-16.12.2016, San Francisco, USA .

Bonanati, C., Portnyagin, M. , Wehrmann, H. and Hoernle, K. (2015) Volcanic glass in surface sediments offshore southern Iceland: Can eruptions such as Eyjafjallajökull 2010 be traced in the marine archive?. [Talk] In: EGU General Assembly 2015. , 12.–17.04.2015 , Vienna, Austria .

Bourne, A. J., Abbott, P. M., Cook, E., Davies, S. M., Derkachev, A. N., Pearce, N. J. P., Ponomareva, V., Portnyagin, M. and Svensson, A. (2015) Repeated long-range ash transport from Pacific arc volcanic sources: evidence from the Greenland ice-cores. [Talk] In: 19. INQUA Congress 2015. , 26.07.-02.08.2015, Nagoya, Japan .

Golowin, R., Hoernle, K. , Portnyagin, M. , Hauff, F. , Gurenko, A., Garbe-Schönberg, C. D., Werner, R. and Turner, S. (2015) Ursprung von boninitischen Basement-Laven vom Manihiki Plateau, West-Pazifik (SO-225 MANIHIKI II). [Talk] In: Statusseminar Meeresforschung mit FS SONNE 2015. , 12.-13.02.2015, Bremen . Tagungsband Statusseminar Meeresforschung mit FS SONNE 2015. ; pp. 90-94 .

Hoernle, K. , Schaefer, B., Portnyagin, M. , Hauff, F. and Werner, R. (2015) Constraints from Sr-Nd-Hf-Pb-Os Isotopes for Enriched and Depleted Hawaiian Plume Components in the Oldest Emperor Seamounts. [Invited talk] In: Goldschmidt Conference 2015. , 16.-21.08.2015, Prague, Czech Republic. .

Homrighausen, S., Hoernle, K. , Werner, R., Portnyagin, M. , Geldmacher, J. and Hauff, F. and SO233 Fahrtteilnehmer (2015) Walvis II: Hintergrund und erste Ergebnisse, Zeitliche und geochemische Entwicklung des Walvisrückens. [Talk] In: Statusseminar Meeresforschung mit FS SONNE 2015. , 12.-13.02.2015, Bremen . Tagungsband Statusseminar Meeresforschung mit FS SONNE 2015. ; pp. 162-165 .

Mironov, N., Portnyagin, M. , Botcharnikov, R., Gurenko, A., Hoernle, K. and Holtz, F. (2015) Recovering initial CO2 content of island-arc magmas from experimental homogenization of melt inclusions in olivine at high H2O pressure. [Talk] In: Goldschmidt Conference 2015. , 16.-21.08.2015, Prague, Czech Republic. .

Schaefer, B., Hoernle, K. , Parkinson, I. J., Golowin, R., Portnyagin, M. , Turner, S., Hauff, F. and Werner, R. (2015) Os isotope evidence for a heterogeneous source for the world’s largest Phanerozoic volcanic event. [Talk] In: Goldschmidt Conference 2015. , 16.-21.08.2015, Prague, Czech Republic. .

Sobolev, A., Batanova, V., Asafov, E., Gurenko, A., Arndt, N., Krasheninnikov, S., Portnyagin, M. and Garbe-Schönberg, D. (2015) How Hot and Wet are Mantle Derived Magmas and Their Sources?. [Talk] In: AGU Fall Meeting 2015. , 14.-18.12.2015, San Francisco, USA .

Golowin, R., Portnyagin, M. , Hoernle, K. , Hauff, F. , Gurenko, A., Garbe-Schönberg, D. and Werner, R. (2014) Mantle in the Manihiki Plateau source with ultra-depleted incompatible element abundances but FOZO-like isotopic signature. [Talk] In: AGU Fall Meeting 2014. , 15.-19.12.2014, San Francisco, USA .

Ponomareva, V., Polyak, L., Portnyagin, M. , Abbott, P. and Davies, S. (2014) A Holocene cryptotephra record from the Chukchi margin: the first tephrostratigraphic study in the Arctic Ocean. [Talk] In: 2. PAST Gateways International Conference and Workshop. , 19.-23.05.2014, Trieste, Italy . Proceedings of the II PAST Gateways International Conference and Workshop : Trieste, May 19-­23, 2014 / Istituto Nazionale di Oceanografia e di Geofisica Sperimentale. Eds.: Renata G. Lucchi ; Colm O’Cofaigh ; Michele Rebesco ; Carlo Barbante. ; pp. 69-70 .

Soager, N., Portnyagin, M. , Hoernle, K. and Garbe-Schönberg, D. (2014) The role of pyroxenite sources in the origin of the Payenia volcanic province, Argentina: insights from trace elements in olivine. [Talk] In: Goldschmidt Conference 2014. , 08.-13.06.2014, Sacramento, USA .

Hoernle, K. , Portnyagin, M. , Hauff, F. and Werner, R. (2013) New evidence for a depleted Hawaiian Plume component in Cretaceous Emperor Seamounts. [Talk] In: IAVCEI 2013 General Assembly. , 20.-24.07.2013, Kagoshima, Japan .

Krashninnikov, S., Ponomareva, V., Portnyagin, M. V. , Bubenshchikova, N. V., Ovsepyan, E. A. and Nürnberg, D. (2013) First studies of cryptotephra in the sediments of the Sea of Okhotsk and the Bering Sea. [Talk] In: 20. International Conference on Marine Geology "Geology of the Seas and Oceans". , 18.11.-22.11.2013, Moscow, Russia .

Plechova, A., Portnyagin, M. V. , Ponomareva, V. and Derkachev, A. N. (2013) Petrochemical characteristics of the pumice of the volcanic center of the Gorely (Kamchatka) as the basis of their correlation with tephra from cores from the northwestern Pacific Ocean. [Talk] In: 20. International Conference on Marine Geology "Geology of the Seas and Oceans". , 18.11.-22.11.2013, Moscow, Russia .

Ponomareva, V., Portnyagin, M. V. , Derkachev, A. N., Glushkova, O. Y. and Garbe-Schönberg, D. (2013) Age determination of the glaciation in the Magadan region on the basis of correlation of volcanic ashes in terrestrial and marine sediments. [Talk] In: 20. International Conference on Marine Geology "Geology of the Seas and Oceans". , 18.-22.11.2013, Moskow, Russia .

Yogodzinski, G. M., Brown, S. T., Kelemen, P. B., Vervoort, J. D., Hoernle, K. and Portnyagin, M. (2013) Role of Subducted Basalt in the Genesis Island Arc Magmas: Evidence from Western Aleutian Seafloor Lavas. [Talk] In: AGU Fall Meeting 2013. , 09.-13.12.2013, San Francisco, USA .

Almeev, R., Ariskin, A., Botcharnikov, R., Holtz, F., Shishkina, T., Portnyagin, M. V. , Kimura, J. I. and Ozerov, A. (2011) Modeling magma differentiation processes in Volcanic systems: Key examples from Kamchatka island arc (Klyuchevskoy, Bezymianny and Mutnovsky Volcanoes) . [Talk] In: KALMAR - Second Bilateral Workshop on Russian-German Cooperation on Kurile-Kamchatka and Aleutean Marginal Sea-Island Arc Systems. , 16.05.-20.05.2011, Trier . KALMAR - Kurile-Kamchatka-Aleutean Marginal Sea - Island Systems : Program and Abstracts ; Workshop in Russian-German Cooperation, May 16 - 20, 2011 Trier, Germany. .

Almeev, R., Portnyagin, M. , Wengorsch, T., Sano, T., Natland, J. and Garbe-Schönberg, D. (2011) Highly Depleted Melt Inclusions in Olivine from Shatsky Rise. [Talk] In: Goldschmidt Conference 2011. , 14.-19.08.2011, Prague, Czech Republic ; p. 426 . Mineralogical Magazine, 75 (3) .

Baranov, B., Werner, R., Tsukanov, N., Portnyagin, M. and Yogodzinski, G. (2011) Mulit-beam investigations in the SO201-2 cruise : an overview. [Talk] In: KALMAR - Second Bilateral Workshop on Russian-German Cooperation on Kurile-Kamchatka and Aleutean Marginal Sea-Island Arc Systems. , 16.05.-20.05.2011, Trier . KALMAR - Kurile-Kamchatka-Aleutean Marginal Sea - Island Systems : Program and Abstracts ; Workshop in Russian-German Cooperation, May 16 - 20, 2011 Trier, Germany. ; pp. 23-24 .

Kayzar, T. M., Nelson, B. K., Portnyagin, M. , Bachmann, O. and Ponomareva, V. (2011) Examining Canonical Theories of U-series Disequilibria in Volcanic Arcs in Light of a More Comprehensive, Global Database. [Talk] In: AGU Fall Meeting 2011. , 05.-09.12.2011, San Francisco, USA .

Krasheninnikov, S. and Portnyagin, M. (2011) Parental melts of Avachinsky volcano (Kamchatka) recorded in melt inclusions. [Talk] In: Goldschmidt Conference 2011. , 14.-19.08.2011, Prague, Czech Republic ; p. 1235 . Mineralogical Magazine, 75(3) .

Krasheninnikov, S. P., Portnyagin, M. V. , Bazanova, L. I. and Ponomareva, V. V. (2011) Magmatic evolution of Avachinsky volcano (Kamchatka) during the Holocene revealed from composition of tephra, their matrix glasses and melt inclusions in minerals. [Talk] In: 7. Biennial Workshop on Japan-Kamchatka-Alaska Subduction Processes: Mitigating Risk through International Volcano, Earthquake, and Tsunami Science (JKASP-2011). , 25.-30.08.2011, Petropavlovsk-Kamchatsky, Russia .

Krasnova, E., Portnyagin, M. , Silantyev, S., Werner, R. and Hoernle, K. (2011) First data on geochemistry of oceanic peridotites from NW Pacific and their possible contribution to volcanism in Kamchatka and Aleutian Arc. [Talk] In: 7. Biennial Workshop on Japan-Kamchatka-Alaska Subduction Processes: Mitigating Risk through International Volcano, Earthquake, and Tsunami Science (JKASP-2011). , 25.-30.08.2011, Petropavlovsk-Kamchatsky, Russia .

Portnyagin, M. , Hoernle, K. , Werner, R., Hauff, F. and Maicher, D. (2011) Initial scientific results from the cruise SO201-KALMAR: volcanology and petrology. [Talk] In: Statusseminar Meeresforschung mit FS Sonne 2011. , 09.-10.02.2011, Hannover . Tagungsband / Meeresforschung mit FS Sonne : Statusseminar 2011. ; pp. 157-160 .

Portnyagin, M. , Hoernle, K. , Werner, R., Hauff, F. , Meicher, D. , Yogodzinski, G., Baranov, B., Silantiev, S., Wanke, M. and Krasnova, E. (2011) Marine volcanological and petrological studies with R/V SONNE in the NW Pacific and Bering Sea: SO201 KALMAR cruise results. [Talk] In: 7. Biennial Workshop on Japan-Kamchatka-Alaska Subduction Processes: Mitigating Risk through International Volcano, Earthquake, and Tsunami Science (JKASP-2011). , 25.-30.08.2011, Petropavlovsk-Kamchatsky, Russia .

Portnyagin, M. , Mironov, N., Ponomareva, V., Bindeman, I., Hauff, F. , Sobolev, A., Kayzar, T., Garbe-Schönberg, D. and Hoernle, K. (2011) Arc Magmas from Slab to Eruption: The Case of Kliuchevskoy Volcano. [Invited talk] In: Goldschmidt Conference 2011. , 14.-19.08.2011, Prague, Czech Republic .

Portnyagin, M. V. , Sobolev, A., Mironov, N., Gorbach, N., Kuzmin, D. and Hoernle, K. (2011) The origin of primary magmas at the Kamchatka-Aleutian Arc junction by melting of mixed pyroxenite and peridotite mantle sources. [Talk] In: KALMAR - Second Bilateral Workshop on Russian-German Cooperation on Kurile-Kamchatka and Aleutean Marginal Sea-Island Arc Systems. , 16.05.-20.05.2011, Trier . KALMAR - Kurile-Kamchatka-Aleutean Marginal Sea - Island Systems : Program and Abstracts ; Workshop in Russian-German Cooperation, May 16 - 20, 2011 Trier, Germany. ; pp. 103-104 .

van den Bogaard, C., Portnyagin, M. , Ponomareva, V. V., Derkachev, A., Dirksen, O., Diekmann, B., Nürnberg, D. and Garbe-Schönberg, D. (2011) Tephrachronology in the NW Pacific region in the frame of the KALMAR Project. [Invited talk] In: Workshop on Marine Tephrachronology, Geological Society London. , 25.10.2011, London, UK .

Wanke, M., Portnyagin, M. V. , Werner, R., Hauff, F. , Hoernle, K. and Garbe-Schönberg, D. (2011) New geochemical data provide evidence for an island-arc origin of the Bowers and Shirshov Ridges (Bering Sea, NW Pacific). [Talk] In: KALMAR - Second Bilateral Workshop on Russian-German Cooperation on Kurile-Kamchatka and Aleutean Marginal Sea-Island Arc Systems. , 16.05.-20.05.2011, Trier, Germany . KALMAR - Kurile-Kamchatka-Aleutean Marginal Sea - Island Systems : Program and Abstracts ; Workshop in Russian-German Cooperation, May 16 - 20, 2011 Trier, Germany. ; pp. 121-122 .

Wanke, M., Portnyagin, M. , Werner, R., Hauff, F. and Hoernle, K. (2011) Erste Ergebnisse der Untersuchungen des Basements der Bowers und Shirshovrücken im Rahmen von SO201 KALMAR (Bering See, NW Pazifik). [Talk] In: Statusseminar Meeresforschung mit FS Sonne 2011. , 09.-10.02.2011, Hannover . Tagungsband / Meeresforschung mit FS Sonne : Statusseminar 2011. ; pp. 161-164 .

Wanke, M., Portnyagin, M. , Werner, R., Hauff, F. , Hoernle, K. and Garbe-Schönberg, D. (2011) Geochemical evidence for subduction related origin of the Bowers and Shirshov Ridges (Bering Sea, NW Pacific). [Talk] In: 7. Biennial Workshop on Japan-Kamchatka-Alaska Subduction Processes: Mitigating Risk through International Volcano, Earthquake, and Tsunami Science (JKASP-2011). , 25.08.-30.08.2011, Petropavlovsk-Kamchatsky, Russia .

Yogodzinski, G., Arndt, S., Turka, J. R., Kelemen, P. B., Vervoort, J. D., Portnyagin, M. and Hoernle, K. (2011) Nature and Significance of the High-Sr Aleutian Lavas . [Invited talk] In: AGU Fall Meeting 2011. , 05.-09.12.2011, San Francisco, USA .

Yogodzinski, G., Turka, J., Arndt, S., Kelemen, P., Portnyagin, M. V. and Hoernle, K. (2011) Geochemistry of Seafloor Lavas of the Western Aleutian Arc. [Talk] In: KALMAR - Second Bilateral Workshop on Russian-German Cooperation on Kurile-Kamchatka and Aleutean Marginal Sea-Island Arc Systems. , 16.05.-20.05.2011, Trier . KALMAR - Kurile-Kamchatka-Aleutean Marginal Sea - Island Systems : Program and Abstracts ; Workshop in Russian-German Cooperation, May 16 - 20, 2011 Trier, Germany. ; pp. 123-124 .

Krasheninnikov, S. P. and Portnyagin, M. V. (2010) Melt inclusions in minerals from Holocene tephras of Avachinsky Volcano, Kamchatka. [Talk] In: XIV International Conference on Thermobarogeochemistry (TBG XIV) - V. S. Sobolev Institute of Geology and Mineralogy SB RAS. , 15.09.-20.09.2010, Novosibirsk, Russia . ACROFI III and TBG XIV Abstracts Volume: Abstracts pf III Biennial Conference Asian Current Research on Fluid Inclusions (ACROFI III) and XIV International Conference on Thermobarogeochemistry (TBG XIV) / ed. V. V. Sharygin. ; pp. 104-105 .

Plechova, A. A., Portnyagin, M. V. and Mironov, N. (2010) Volatiles in primitive magmas of Kamchatka and their long-term fluxes. [Talk] In: XIV International Conference on Thermobarogeochemistry (TBG XIV) - V. S. Sobolev Institute of Geology and Mineralogy SB RAS. , 15.09.-20.09.2010, Novosibirsk, Russia . ACROFI III and TBG XIV Abstracts Volume: Abstracts pf III Biennial Conference Asian Current Research on Fluid Inclusions (ACROFI III) and XIV International Conference on Thermobarogeochemistry (TBG XIV) / ed. V. V. Sharygin. ; pp. 174-175 .

Portnyagin, M. , Hoernle, K. , Sobolev, A., Heydolph, K., Hauff, F. and Kuzmin, D. (2010) Wide-spread occurrence of olivine-free pyroxenites in the mantle wedge beneath the Central American Arc. [Talk] In: SFB 574 Subduction Workshop. , 04.-07.11.2010, Pucon, Chile .

Portnyagin, M. V. , Hoernle, K. , Storm, S., Mironov, N. and van den Bogaard, C. (2010) Water-rich melt inclusions in olivine from silicic Icelandic rocks. [Talk] In: XIV International Conference on Thermobarogeochemistry (TBG XIV) - V. S. Sobolev Institute of Geology and Mineralogy SB RAS. , 15.09.-20.09.2010, Novosibirsk, Russia . ACROFI III and TBG XIV Abstracts Volume: Abstracts pf III Biennial Conference Asian Current Research on Fluid Inclusions (ACROFI III) and XIV International Conference on Thermobarogeochemistry (TBG XIV) / ed. V. V. Sharygin. ; pp. 176-177 .

Portnyagin, M. V. , Naumov, V. B., Mironov, N. L., Belousov, I. A. and Kononkova, N. N. (2010) Composition and evolution of parental melts of the 1996 eruption in the Academy Nauk Caldera (Karmysky Volcanic Center, Kamchatka). [Talk] In: XIV International Conference on Thermobarogeochemistry (TBG XIV) - V. S. Sobolev Institute of Geology and Mineralogy SB RAS. , 15.09.-20.09.2010, Novosibirsk, Russia . ACROFI III and TBG XIV Abstracts Volume: Abstracts pf III Biennial Conference Asian Current Research on Fluid Inclusions (ACROFI III) and XIV International Conference on Thermobarogeochemistry (TBG XIV) / ed. V. V. Sharygin. ; pp. 178-179 .

van den Bogaard, C., Ponomareva, V., Portnyagin, M. , Dirksen, O., Diekmann, B., Derkachev, A. and Nürnberg, D. (2010) Towards a Kamchatka tephrochronological framework for testing synchronous climate development. [Talk] In: Active Tephra in Kyushu, International Field Conference and Workshop on Tephrochronology, Volcanism, and Human Activity. , 09.05.-17.05.2010, Kirishima, South Kyushu, Japan . Quaternary Internationl. .

Wanke, M., Portnyagin, M. , Werner, R., Hauff, F. and Hoernle, K. (2010) Initial results for the composition of the igneous basement of the Bowers and Shirshov Ridges (Bering Sea, NW Pacific). [Talk] In: 88. Jahrestagung der Deutschen Mineralogischen Gesellschaft, DMG, From Dust to Dust. , 19.09.-22.09.2010, Münster . From dust to dust : 88. Jahrestagung der Deutschen Mineralogischen Gesellschaft, DGM ; Abstracts. ; 192, S14-T17 .

Gorbach, N., Portnyagin, M. and Ponomareva, V. (2009) Shiveluch volcano: volcanic geology and geochemical diversity. [Talk] In: KALMAR - First Bilateral Workshop on Russian-German Cooperation on Kurile-Kamchatka and Aleutean Marginal Sea-Island Arc Systems. , 27.04.-01.05, Petropavlovsk-Kamchatsky, Russia .

Hoernle, K. , Portnyagin, M. , Hauff, F. , van den Bogaard, P. and Avdeiko, G. (2009) Origin of EM1 Alkaline Magmas During Cenozoic Reorganization of the Kamchatka Subduction System. [Invited talk] In: Earth and Ocean Sciences Brownbag Seminar Series, University of South Carolina. , 21.08.2009, Columbia, USA .

Hoernle, K. , Portnyagin, M. V. , Hauff, F. , van den Bogaard, P. and Avdeiko, G. (2009) The origin of EM1 alkaline magmas during Cenozoic reorganization of subduction zone of Kamchatka. [Talk] In: 19. Annual V. M. Goldschmidt Conference. , 12.06.-26.06, Davos, Switzerland . DOI 10.1016/j.gca.2009.05.006.

Hoernle, K. , Portnyagin, M. , Werner, R., Sobolev, A. V., Ponomareva, V. V., Hauff, F. , Bindeman, I., Gorbach, N. N., Saveliev, D. P., Khleborodova, O. A., Krasheninnikov, S. P., Kuvikas, O. V., Mironov, N. L., Pletchova, A. A., Wanke, M., Höfig, T. and van den Bogaard, C. (2009) Geochemical evolution of Kamchatka magmatism in space and time: major results from KALMAR Subproject 3. [Talk] In: KALMAR - First Bilateral Workshop on Russian-German Cooperation on Kurile-Kamchatka and Aleutean Marginal Sea-Island Arc Systems. , 27.04.-01.05, Petropavlovsk-Kamchatsky, Russia .

Höfig, T. and Portnyagin, M. (2009) Magmatic evolution of Komandorsky Islands. [Talk] In: 4. Deutscher KALMAR-Workshop am Leibniz-Institut für Meereswissenschaften an der Universität Kiel. , 01.-02.12.2009, Kiel .

Mironov, N. and Portnyagin, M. (2009) Klyuchevsko volcano: from source to surface. [Talk] In: KALMAR - First Bilateral Workshop on Russian-German Cooperation on Kurile-Kamchatka and Aleutean Marginal Sea-Island Arc Systems. , 27.04.-01.05, Petropavlovsk-Kamchatsky, Russia .

Ponomareva, V. V., Portnyagin, M. , Kuvikas, O. V., Pevzner, M. M., Bazanova, L. I., Bigg, G. R., Gavrilenko, M. G., Kyle, P. R. and van den Bogaard, C. (2009) Tephrochronological research in KALMAR Project and its implications to the temporal and compositional evolution of volcanism in Kamchatka. [Talk] In: KALMAR - First Bilateral Workshop on Russian-German Cooperation on Kurile-Kamchatka and Aleutean Marginal Sea-Island Arc Systems. , 27.04.-01.05, Petropavlovsk-Kamchatsky, Russia .

Portnyagin, M. , Sobolev A. V., Mironov, N. L. and Hoernle, K. (2009) The origin of primary magmas beneath the Central Kamchatka Depression by melting of mixed pyroxenite and peridotite source. [Talk] In: KALMAR - First Bilateral Workshop on Russian-German Cooperation on Kurile-Kamchatka and Aleutean Marginal Sea-Island Arc Systems. , 27.04.-01.05, Petropavlovsk-Kamchatsky, Russia .

Portnyagin, M. V. , Sobolev, A. V., Mironov, N. L. and Hoernle, K. (2009) Pyroxenite melts involved in magma genesis in Kamchatka. [Talk] In: 19. Annual V. M. Goldschmidt Conference. , 21.06.-26.06, Davos, Switzerland . DOI 10.1016/j.gca.2009.05.013.

Portnyagin, M. , Werner, R., Hoernle, K. , Hauff, F. , Yogodzinski, G., Silantiev, S. A. and van den Bogaard, C. (2009) First results of marine petrological studies within the Russian-German Project "KALMAR" obtained during R/V SONNE cruise SO201 Leg 1b. [Invited talk] In: 18. International Conference on Marine Geology. , 16.11.-20.11, Moscow, Russia .

Yogdzinski, G. M., Turka, J., Portnyagin, M. , Kelemen, P. B., Vervoort, J. D., Sims, K. W. and Bindeman, I. N. (2009) The extent of sea floor volcanism and nature primitive magmas in the western Aleutians. [Talk] In: AGU Fall Meeting. , 14.12.-18.12, San Francisco, California, USA .

Mironov, N. L. and Portnyagin, M. (2008) Dynamics of magma crystallization and transport at the Klyuchevskoy volcano (Kamchatka) revealed from melt inclusions study. [Talk] In: IAVCEI General Assembly. , 18.08.-25.08, Reykjavik, Iceland .

Plechova, A. A., Portnyagin, M. , Mironov, N. L. and Bazanova, L. I. (2008) Composition and crystallization conditions of parental melts of Zhupanovsky Volcano (Kamchatka) inferred from study of melt inclusions in olivine. [Other] In: 13. All-Russian Conference on Thermobarogeochemistry in Conjunction with APIFIS-IY Symposium. , 22.09.-25.09, Moscow, Russia .

Portnyagin, M. , Almeev, R., Matveev, S., Mironov, N. L. and Holtz, F. (2008) Experimental and natural evidence for rapid water exchange between melt inclusions in olivine and host magma. [Invited talk] In: AGU Fall Meeting. , 14.12.-19.12, San Francisco, California, USA .

Portnyagin, M. , Mironov, N. L., Ponomareva, V. V. and Hoernle, K. (2008) Millennial variations of magma and volatile fluxes inferred from time-series study of Klyuchevskoy Volcano, Kamchatka. [Other] In: AGU Fall Meeting. , 14.12.-19.12, San Francisco, California, USA .

Portnyagin, M. , Ponomareva, V. V., Bindeman, I. N., van den Bogaard, C., Krasheninnikov, S. P., Kuvikas, O. V., Mironov, N. L., Plechova, A. and Hoernle, K. (2008) Millennium-scale major element variations of Klyuchevskoy Volcano magmas (Kamchatka) revealed from high-resolution study of tephra deposits. [Other] In: IAVCEI General Assembly. , 18.08.-25.08, Reykjavik, Iceland .