[S-VC45] [EE] Wet volcanology

2017年5月25日(木) 10:45 〜 12:15 102 (国際会議場 1F)

コンビーナ:並木敦子(広島大学　総合科学研究科環境自然科学講座)、青木陽介(東京大学地震研究所)、Michael Manga(University of California Berkeley)、座長:並木敦子(広島大学　総合科学研究科環境自然科学講座)、座長:Michael Manga(University of California Berkeley)、座長:青木陽介(東京大学地震研究所)

水を主成分とする揮発性成分の膨張は火山噴火の需要なプロセスである。外来水の蒸発に伴う増圧と膨張は噴火の可能性を引き上げ、水蒸気爆発、マグマ水蒸気爆発を起こす。水蒸気に関連した噴火は２０１４年の御嶽山、２０１６年の阿蘇山でみられたように頻繁に起き得る。海底では海水が外来水となるが、これが爆発を起こすか否かは圧力に依存する。沸騰した地下水が間欠泉や泥火山として噴出現象を起こす事もある。本セッションでは水に関連した噴火現象及びその前後の過程について議論する。地球物理・化学観測、岩石学的手法、モデル、実験など、様々なアプローチによる成果を歓迎する。

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10:45 〜 11:00

[SVC45-01] Phreatic & hydrothermal eruptions: Insights into energy budget and eruption dynamics based on laboratory experiments.

★招待講演

*Bettina Scheu¹、Cristian Montanaro^1,2、Donald B. Dingwell¹ (1.Earth and Environmental Sciences, LMU Munich, Germany、2.School of Environment, University of Auckland, New Zealand)

11:00 〜 11:15

[SVC45-02] Automated seismic event location combining waveform stacking and relative location techniques: An application to geothermal and volcanic environments

★招待講演

*Francesco Grigoli¹、Simone Cesca²、Frederic Massin¹、Anne Obermann¹、John F. Clinton¹、Stefan Wiemer¹ (1.ETH-Zurich, Swiss Seismological Service (SED), Switzerland、2.GFZ-Potsdam, German Research Centre for Geosciences, Germany)

11:15 〜 11:30

[SVC45-03] Trapped bubbles keep pumice afloat and gas diffusion makes pumice sink

*Michael Manga¹、Kristen Fauria¹、Zihan Wei¹ (1.University of California Berkeley)

11:30 〜 11:45

[SVC45-04] Shallow submarine silicic eruptions at Oomurodashi Volcano, northern Izu-Bonin Arc, and their potential hazards

★招待講演

*谷健一郎¹、Ishizuka Osamu²、McIntosh Iona³、Nichols Alexander⁴、Masaki Yuka³、Ikegami Fumihiko⁵、Sumino Hirochika⁶、Toyofuku Takashi³ (1.National Museum of Nature and Science、2.Geological Survey of Japan/AIST、3.JAMSTEC、4.University of Canterbury、5.University of Tasmania、6.University of Tokyo)

11:45 〜 12:00

[SVC45-05] Investigating submarine eruptions using H₂O contents of volcanic glasses: application of a new FTIR spectroscopy method

*Iona McIntosh¹、Alex Nichols²、Kenichiro Tani³、Ed Llewellin⁴ (1.Japan Agency for Marine-Earth Science and Technology, Yokosuka, Japan、2.University of Canterbury, Christchurch, New Zealand、3.National Museum of Nature and Science, Tsukuba, Japan、4.Durham University, Durham, United Kingdom)

12:00 〜 12:15

[SVC45-06] Rootless cones as Martian cone analogues and miniature volcanoes

*野口里奈¹、栗田敬² (1.東京工業大学理学院火山流体研究センター、2.東京大学地震研究所)

セッション情報

[S-VC45] [EE] Wet volcanology

[SVC45-01] Phreatic & hydrothermal eruptions: Insights into energy budget and eruption dynamics based on laboratory experiments.

★招待講演

[SVC45-02] Automated seismic event location combining waveform stacking and relative location techniques: An application to geothermal and volcanic environments

★招待講演

[SVC45-03] Trapped bubbles keep pumice afloat and gas diffusion makes pumice sink

[SVC45-04] Shallow submarine silicic eruptions at Oomurodashi Volcano, northern Izu-Bonin Arc, and their potential hazards

★招待講演

[SVC45-05] Investigating submarine eruptions using H₂O contents of volcanic glasses: application of a new FTIR spectroscopy method

[SVC45-06] Rootless cones as Martian cone analogues and miniature volcanoes

認証

セッション情報

[S-VC45] [EE] Wet volcanology

[SVC45-01] Phreatic & hydrothermal eruptions: Insights into energy budget and eruption dynamics based on laboratory experiments.

★招待講演

[SVC45-02] Automated seismic event location combining waveform stacking and relative location techniques: An application to geothermal and volcanic environments

★招待講演

[SVC45-03] Trapped bubbles keep pumice afloat and gas diffusion makes pumice sink

[SVC45-04] Shallow submarine silicic eruptions at Oomurodashi Volcano, northern Izu-Bonin Arc, and their potential hazards

★招待講演

[SVC45-05] Investigating submarine eruptions using H2O contents of volcanic glasses: application of a new FTIR spectroscopy method

[SVC45-06] Rootless cones as Martian cone analogues and miniature volcanoes

認証

[SVC45-05] Investigating submarine eruptions using H₂O contents of volcanic glasses: application of a new FTIR spectroscopy method