Jan. 20th, No. 2013
Presenters:
- Prof. Inagaki Fumio
Microbial community beneath seafloor sediments: their diversity, metabolism and living environment: T-limit of the Deep Biosphere off Muroto
Jan. 13th, No. 2012
Presenters:
- Kazuto Mikuni (Petrotechtonic Research Group)
[Zhong et al.(2021) Post-spreading volcanism triggered by CO2 along the South China Sea fossil spreading axis]
- Taiga Wada (Early Solar System Evolution Research Group)
[Terada et al. (2017) Non-destructive elemental analysis of a carbonaceous chondrite with direct current Muon beam at MuSIC]
Jan. th, No. 2011
Presenters:
- Rio Higuchi (Petrotechtonic Research Group)
[Karmakar et al.(2020) Origin of corundum within anorthite megacrysts from anorthositic amphibolites, Granulite Terrane, Southern India]
Dec. 23rd, No. 2010
Presenters:
- Prof. Katsuhiko Suzuki (JAMSTEC)
Global environmental change elucidated from Os isotope
- Erika Tomosada (Early Solar System Evolution Group)
[Dartois, E., Engrand, C., Duprat, J., Godard, M, Charon, E., Delauche, L., Sandt, C., and Borondics, F. (2017) Dome C ultracarbonaceous Antarctic micrometeorites -Infrared and Raman fingerprints]
- Ryosuke Nara (Natural Resources and Environmental Geoscience Group)
[Eva E. Stüeken, Roger Buick(2018) Environmental control on microbial diversification and methane production in the Mesoarchean]
Dec. 16th, No. 2009
Presenters:
- Prof. Masaaki Owada (Yamaguchi University)
Cretaceous crust/mantle interactions, southwest Japan
- Yuki Takashina (Volcanology and Geofluid Research Group)
[Mills R.D. and Glazner A.F. (2013) Experimental study on the effects of temperature cycling on coarsening of plagioclase and olivine in an alkali basalt]
- Masaya Takabayashi (Natural Resources and Environmental Geoscience Group)
[Benjamin L. Hess , Sandra Piazolo , and Jason Harvey, (2021) Lightning strikes as a major facilitator of prebiotic phosphorus reduction on early Earth]
Dec. 9th, No. 2008
Presenters:
- Mizuha, Kikuiri (Early Solar System Evolution Research Group)
[BELL(2016) CO2 release due to impact devolatilization of carbonate: Results of shock experiments]
- Yosuke Shimbo (Petrotectonics Research Group)
[Harpp and Weis (2020) Insights into the origins and compositions of Mantle plumes: a comparison of Galapagos and Hawai'i]
Dec.2nd, No. 2007
Presenters:
- Sara Christensen (Natural Resources and Environmental Geoscience Group)
[Steller et al.(2019) Boron Isotopes in the Puga Geothermal System, and Their Implications for the Habitat of Early Life]
- Yuki Sumie (Natural Resources and Environmental Geoscience Group)
[Stolar et al., (2021) Mechanochemical Prebiotic Peptide Bond Formation]
- Tomoaki Koya (Natural Resources and Environmental Geoscience Group)
[Aoyama and Ueno (2018)Multiple sulfur isotope constraints on microbial sulfate reduction below an Archean seafloor hydrothermal system]
Nov.25th, No. 2006
Presenters:
- Prof. Isoji Miyagi
Preparing for Mega-eruption in Japan
- Hiroki Oka (Petrotechtonic Research Group)
[Tumiati et al., (2015) Ultra-oxidized rocks in subduction mélanges? Decoupling between oxygen fugacity and oxygen availability in a Mn-rich metasomatic environment]
- Kurato Ohkuma (Mineralogy Group)
[Daneu et al., (2014) Atomic structure and formation mechanism of (101) rutile twins from Diamantina (Brazil)]
Nov.18th, No. 2005
Presenters:
- Takuto Izumibe (Early Solar System Evolution Research Group)
[Riebe et al., (2020) Effects of aqueous alteration on primordial noble gases and presolar SiC in the carbonaceous chondrite Tagish Lake]
- Kurato Ohkuma (Mineralogy Group)
[Omosebi et al., (2017) Experimental study of the effects of CO2 concentration and pressure at elevated temperature on the mechanical integrity of oil and gas well cement]
Nov. 11th, No. 2004
Presenters:
- Yuta Hirakawa (Natural Resources and Environmental Geoscience)
Validation of nucleoside formation through the formose type reaction under early earth conditions.
- Kana Amano (Early Solar System Evolution)
Compositional diversity of hydrous asteroids inferred from spectroscopic analyses of carbonaceous chondrites
- Tomonori Oohashi (Quantum-beam Earth Science and Technology)
Structure of hydrous sodium silicate melts at high pressures and high temperatures determined from in-situ diffraction experiments and ab-nitio simulations
Nov.4th, No. 2003
Presenters:
- Prof. Inagaki Fumio
Microbial community beneath seafloor sediments: their diversity, metabolism and living environment
- Hideaki Kawamura (Global Crystal Science Group)
Origin and formation field of deep mantle diamond explored by high pressure and high temperature experiments
Oct. 21st, No. 2002
Presenters:
- Arao Masanari (Volcanology and Geofluid research group)
Timescales of magmatic activity in the Eifel volcano in western Germany: Constraints from MeerFelder Maar mantle xenoliths
- Ikeda Osamu (Quantum-beam Earth Science and Technology group)
Pressure-induced transitions of ε-FeOOH examined by in-situ experiments
Oct. 7th, No. 2001
Presenters:
- 佐藤友香、高橋直生、武田菜実、筒井皓基、早舩紫野、渡邉桂介
「薄片分析とXRF分析による吾妻火山のマグマ供給系の研究」
- 平石田世実, 石田大輝, 岩城朱音, 堀田修平, 堀倫彰
「噴火様式と脱ガスの関係:カルデラ噴火堆積物と溶岩の比較」
- 福田佳乃、渡辺詩文、千葉慶修、湯澤研斗、坂入賢介、浦添春記
「火山湖・潟沼における湖底からの熱流量測定」
- 飯島颯大、熊谷昌也、小林和樹、高橋優奈、田中幸希、種谷渉
「鬼首温泉郷、吹上地獄谷に見られる熱水と生命の関係」
July 1st, No. 2000
Presenters:
- M. Hikichi (Natural Resources and Environmental Geoscience Group)
[Biondi et al.(2020) Biogenesis of the Neoproterozoic kremydilite manganese ores from Urucum (Brazil) – A new manganese ore type]
- R. Hirata (Volcanology and Geofluid research group)
[Yoshimura and Nakagawa (2021) Chlorine Heterogeneity in Volcanic Glass as a Faithful Record of Silicic Magma Degassing]
- Y. Yamada (Early Solar System Evolution Research Group)
[Vollmer et al., (2020) Amorphous silicate as a record of solar nebular and parent body processesーA transmission electron microscope study of fine-grained rims and matrix in three Antarctic CR chondrites]
June 24th, No. 1999
Presenters:
- M. Nakamura (Petrotectonics Research Group)
[Hammouda et al.(2020) Is There a Global Carbonate Layer in the Oceanic Mantle?]
- I. Kida (Early Solar System Evolution Research Group)
[V. E. Hamilton (2019) Evidence for widespread hydrated minerals on asteroid (101955) Bennu]
June 17th, No. 1998
Presenters:
- N. Sano (Research Group of Mineralogy and Crystalography)
[Peter J. Heaney (1993) A proposed mechanism for the growth of chalcedony]
- T. Morita (Early Solar System Evolution Research Group)
[Guy Libouel and Marc Portail (2018) Chondrules as direct thermochemical sensors of solar protoplanetary disk gas]
June 10th, No. 1997
Presenters:
- K. Shizeki (Petrotschtonic Research Group)
[Wang et al. (2019) The Exhumation of Subducted Oceanic‐Derived Eclogites: Insights From Phase Equilibrium and Thermomechanical Modeling]
- M. Tokunaga (Natural Resources and Environmental Geoscience Group)
[Schmitt-Kopplin et al. (2010) High molecular diversity of extraterrestrial organic matter in Murchison meteorite revealed 40 years after its fall]
May 27th, No. 1996
Presenters:
- Assistant Professor Takayuki Takahashi (Inland Earthquake and Volcano Lab., International Research Institute of Disaster Science, Tohoku university)
- Y. Jindo(Petrotechtonics Research Group)
[Tejada et al. (2016) Geochemistry and age of Shatsky, Hess, and Ojin Rise seamounts: Implications for a connection between the Shatsky and Hess Rises]
- T. Takada(Global Crystal Science Group)
[Dong et al. (2011) Sintering and characterization of flash-based mullite with MgO addition]
May 20th, No. 1995
Presenters:
- Professor Hiroaki Ohfuji (Global Crystal Science Group)
- Professor Kazuaki Hori (Geoenvironmental Research Group)
May 13th, No. 1994
Presenters:
- C. Kobashi (Petrotectonics Research Group)
[Wu et al. (2021) Boron, arsenic and antimony recycling in subduction zones: New insights from interactions between forearc serpentinites and CO₂-rich fluids at the slab-mantle interface]
- R. Kondo (Natural resources and Environmental geochemistry)
[Shtyrlin et al. (2019) Prebiotic Syntheses Under Shock in the Water – Formamide – Potassium Bicarbonate – Sodium Hydroxide System]
May 6th, No. 1993
Presenters:
- QUILALANG-GEMAL MARIE THESS DOMINGO (Volcanology and Geofluid Research Group)
「Understanding the magmatic processes involved in the formation of Parker Volcano, South-Central Mindanao, Philippines (A brief background on my research)」
- S. Kaneko (Petrotectonics Research Group)
[Kimura et al. (2020) Thermal state of the upper mantle and the origin of the Cambrian-Ordovician ophiolite pulse: Constraints from ultramafic dikes of the Hayachine-Miyamori ophiolite]
- M. Kobayashi (Volcanology and Geofluid Research Group)
[Popa et al. (2019) A connection between magma chamber processes and eruptive styles revealed at Nisyros-Yali volcano (Greece)]
Apr. 29th, No. 1992
Presenters:
- RIO (Petrotectonics Research Group)
[Angiboust et al. (2020) Drainage of subduction interface fluids into the forearc mantle evidenced by a pristine jadeitite network (Polar Urals)]
- A. Ishihara (Global Crystal Science Group)
[Wang et al. (2020) Genesis of diagenetic zeolites and their impact on reservoir formation in the Middle Permian Lower-Wuerhe Formation of the Mahu Sag, Junggar Basin, Northwest China]
- T. Okamoto (Volcanology and Geofluid Research Group)
[Kilbride et al. (2016) Observing eruptions of gas-rich compressible magmas from space]
Apr. 22th, No. 1991
Presenters:
- R. Higuchi (Petrotectonics Research Group) Research introduction
- Y. Kimura (Petrotectonics Research Group) Research introduction
Apr. 15th, No. ####
Presenters:
- Guidance about this seminar