J-GLOBAL         Last updated: Dec 19, 2018 at 14:58
The University of Tokyo
Earthquake Research Institute Division of Earth and Planetary Materials Science
Research funding number

Academic & Professional Experience

Apr 2018
Professor, The University of Tokyo, Earthquake Research Institute

Published Papers

Nakao Atsushi, Iwamori Hikaru, Nakakuki Tomoeki, Suzuki Yujiro J., Nakamura Hitomi
GEOPHYSICAL RESEARCH LETTERS   45(11) 5336-5343   Jun 2018   [Refereed]
Nakamura H, Iwamori H, Ishizuka M, Nishizawa T
月刊地球   40(5) 249‐259   May 2018
Nakanishi Nao, Yokoyama Tetsuya, Okabayashi Satoki, Usui Tomohiro, Iwamori Hikaru
METEORITICS & PLANETARY SCIENCE   53(5) 1051-1065   May 2018   [Refereed]
Kunihiro Myojo, Tetsuya Yokoyama, Satoki Okabayashi, Shigeyuki Wakaki, Naoji Sugiura, Hikaru Iwamori, Hikaru Iwamori
Astrophysical Journal   853    Jan 2018
© 2018. The American Astronomical Society. All rights reserved.. Nucleosynthetic isotope anomalies in meteorites are useful for investigating the origin of materials in the protoplanetary disk and dynamical processes of planetary formation. In par...
Hitomi Nakamura, Hitomi Nakamura, Hitomi Nakamura, Hikaru Iwamori, Hikaru Iwamori, Osamu Ishizuka, Osamu Ishizuka, Tatsuji Nishizawa
Tectonophysics   723 297-308   Jan 2018
© 2017 The Authors Marginal parts of a plate and subducting slab can play important roles in geodynamics. This is because in areas where a plate interacts with other plates or with the mantle thermal, geochemical, and mechanical interactions are e...
Kenta Yoshida, Tatsu Kuwatani, Tatsu Kuwatani, Atsushi Yasumoto, Satoru Haraguchi, Kenta Ueki, Hikaru Iwamori, Hikaru Iwamori, Hikaru Iwamori
Journal of Mineralogical and Petrological Sciences   113 159-169   Jan 2018
© 2018 Japan Association of Mineralogical Sciences. Conventional clustering algorithms such as k-means and fuzzy c-means (FCM) cluster analysis do not fully utilize the spatial distribution information of geologic samples. In this paper, we propos...
Morihisa Hamada, Jun Ichi Kimura, Qing Chang, Takeshi Hanyu, Takayuki Ushikubo, Kenji Shimizu, Motoo Ito, Takahiro Ozawa, Hikaru Iwamori, Hikaru Iwamori
Geochemical Journal   52 69-74   Jan 2018
© Copyright 2018 by The Geochemical Society of Japan. We report a high-precision 206Pb-based lead isotope composition of olivine-hosted melt inclusions in basaltic rocks from Rarotonga Island, Polynesia, in the southern Pacific, using femtosecond ...
Kenta Yoshida, Tatsu Kuwatani, Tatsu Kuwatani, Takao Hirajima, Hikaru Iwamori, Shotaro Akaho
Journal of Metamorphic Geology   36 41-54   Jan 2018
© 2017 The Authors Journal of Metamorphic Geology Published by John Wiley & Sons Ltd The geochemical evolution of metamorphic rocks during subduction-related metamorphism is described on the basis of multivariate statistical analyses. The studie...
Takashi Nakagawa, Hikaru Iwamori, Hikaru Iwamori
Journal of Geophysical Research: Solid Earth   122 8431-8445   Oct 2017
©2017. American Geophysical Union. All Rights Reserved. We investigate the cycling of water (regassing, dehydration, and degassing) in mantle convection simulations as a function of the strength of the oceanic lithosphere and its influence on the ...
Kenta Ueki, Hikaru Iwamori, Hikaru Iwamori
Lithos   290-291 60-75   Oct 2017
© 2017 Elsevier B.V. In this study, with a view of understanding the structure of high-dimensional geochemical data and discussing the chemical processes at work in the evolution of arc magmas, we employed principal component analysis (PCA) to eva...
Masakim Yoshida, Hikaru Iwamori, Hikaru Iwamori, Yozo Hamano, Daisuke Suetsugu
Physics of Fluids   29    Sep 2017
A high-resolution numerical simulation model in two-dimensional cylindrical geometry was used to discuss the heat transport and coupling modes in two-layer Rayleigh-Bénard convection with a high Rayleigh number (up to the order of 109), an infinit...
Nishizawa T, Nakamura H, Churikova T, Gordeychik B, Ishizuka O, Haraguchi S, Miyazaki T, Vaglarov BS, Chang Q, Hamada M, Kimura JI, Ueki K, Toyama C, Nakao A, Iwamori H
Scientific reports   7(1) 11515   Sep 2017   [Refereed]
Hikaru Iwamori, Hikaru Iwamori, Kenta Yoshida, Hitomi Nakamura, Hitomi Nakamura, Hitomi Nakamura, Tatsu Kuwatani, Morihisa Hamada, Satoru Haraguchi, Kenta Ueki
Geochemistry, Geophysics, Geosystems   18 994-1012   Mar 2017
© 2017. The Authors. Identifying the data structure including trends and groups/clusters in geochemical problems is essential to discuss the origin of sources and processes from the observed variability of data. An increasing number and high dimen...
Takeshi Matsuyama, Hikaru Iwamori, Hikaru Iwamori
Earth, Planets and Space   68    Dec 2016
© 2016 Matsuyama and Iwamori. In this study, we investigate the driving forces of plate motion, especially those of plate spin motion, that are related to the toroidal components of the global plate velocity field. In previous works, numerical sim...
Atsushi Nakao, Atsushi Nakao, Hikaru Iwamori, Hikaru Iwamori, Tomoeki Nakakuki
Earth and Planetary Science Letters   454 178-191   Nov 2016
© 2016 The Authors The effects of water on subduction dynamics, e.g., plate migration rate, slab geometry, stress field, and back-arc spreading, are investigated by using a 2-D self-consistent model for lithosphere subduction and whole mantle conv...
Keiko Koshida, Akira Ishikawa, Hikaru Iwamori, Tsuyoshi Komiya
Precambrian Research   283 190-207   Sep 2016
© 2016 Elsevier B.V. The Acasta Gneiss Complex, located in the western part of the Slave Province, Canada, is widely recognized as the oldest Eoarchean terrane. In addition to felsic gneisses with the ages of 3.6–4.0 Ga, minor mafic rocks occur as...
Yasukawa K, Nakamura K, Fujinaga K, Iwamori H, Kato Y
Scientific reports   6 29603   Jul 2016   [Refereed]
Shun Suke Horiuchi, Hikaru Iwamori
Journal of Geophysical Research: Solid Earth   121 3238-3260   May 2016
©2016. The Authors Water plays crucial roles in the subduction zone dynamics affecting the thermal-flow structure through the fluid processes. We aim to understand what controls the dynamics and construct a model to solve consistently fluid genera...
Kenta Ueki, Kenta Ueki, Hikaru Iwamori, Hikaru Iwamori
Geochemistry, Geophysics, Geosystems   17 1799-1814   May 2016
© 2016. American Geophysical Union. All Rights Reserved. We present a new model for calculating the density of hydrous silicate melts as a function of P, T, H2O concentration, and melt composition. We optimize VPr,Tr∂V/∂T; ∂V/∂P; ∂V2/∂T∂P, and K’ ...
Tatiana G. Churikova, Boris N. Gordeychik, Hikaru Iwamori, Hikaru Iwamori, Hitomi Nakamura, Hitomi Nakamura, Osamu Ishizuka, Tatsuji Nishizawa, Satoru Haraguchi, Takashi Miyazaki, Bogdan S. Vaglarov
Journal of Volcanology and Geothermal Research   307 156-181   Dec 2015
© 2015 Elsevier B.V. Data on the geology, petrography, and geochemistry of Middle-Late-Pleistocene rocks from the Tolbachik volcanic massif (Kamchatka, Klyuchevskaya group of volcanoes) are presented and compared with rocks from the neighboring Mo...
Masaoki Uno, Masaoki Uno, Hikaru Iwamori, Hikaru Iwamori, Mitsuhiro Toriumi
Contributions to Mineralogy and Petrology   170    Sep 2015
© 2015, Springer-Verlag Berlin Heidelberg. To investigate the water budget in deep accretionary prisms, we undertook a detailed petrologic analysis of garnet-bearing amphibolites in the subduction-origin high-pressure Sanbagawa metamorphic belt, J...
Takashi Nakagawa, Tomoeki Nakakuki, Hikaru Iwamori
Geochemistry, Geophysics, Geosystems   16 1449-1464   May 2015
© 2015. American Geophysical Union. All Rights Reserved. We investigate water circulation and its dynamical effects on global-scale mantle dynamics in numerical thermochemical mantle convection simulations. Both dehydration-hydration processes and...
Kazuya Iida, Kazuya Iida, Hikaru Iwamori, Hikaru Iwamori, Yuji Orihashi, Taeho Park, Yong Joo Jwa, Sung Tack Kwon, Tohru Danhara, Hideki Iwano
Island Arc   24 205-220   Jan 2015
© 2015 Wiley Publishing Asia Pty Ltd. The spatiotemporal distribution of Cretaceous-Paleogene granitic rocks in southwestern Japan is investigated to understand the origin of the granitic batholith belt and to reconstruct the tectonic setting of e...
Hikaru Iwamori, Hikaru Iwamori, Hitomi Nakamura, Hitomi Nakamura
Gondwana Research   27 1131-1152   Jan 2015
© 2014 The Authors. In order to discuss material recycling within the mantle, isotopic variability of the young basalts, which reflect the composition of the mantle, has been investigated based on a large compiled data set of Sr, Nd and Pb isotopi...
Asobo N.E. Asaah, Asobo N.E. Asaah, Tetsuya Yokoyama, Festus T. Aka, Tomohiro Usui, Takeshi Kuritani, Mengnjo J. Wirmvem, Hikaru Iwamori, Eric M. Fozing, Jules Tamen, Gilbert Z. Mofor, Takeshi Ohba, Gregory Tanyileke, J. V. Hell
Chemical Geology   406 55-69   Jan 2015
© 2015 Elsevier B.V. Lake Nyos is located at the summit of a stratovolcano in the Oku Volcanic Group (OVG) along the Cameroon Volcanic Line. The sudden release of magmatic CO<inf>2</inf> trapped at the bottom of Lake Nyos in August 1986 caused his...
Akihiko Ikemoto, Hikaru Iwamori, Hikaru Iwamori
Earth, Planets and Space   66    Dec 2014
© 2014 Ikemoto and Iwamori; licensee Springer. This study presents the first numerical model for trace element transportation associated with dehydration and fluid migration from the subducting slab and aims to incorporate both fluid dynamical pro...
Kenta Ueki, Hikaru Iwamori, Hikaru Iwamori
Geochemistry, Geophysics, Geosystems   15 5015-5033   Dec 2014
© 2014. American Geophysical Union. All Rights Reserved. This study presents a new thermodynamic model for the calculation of phase relations during the melting of anhydrous spinel lherzolite at pressures of 1-2.5 GPa. The model is based on the to...
Hans Agurto-Detzel, Andreas Rietbrock, Klaus Bataille, Matthew Miller, Hikaru Iwamori, Keith Priestley
Journal of South American Earth Sciences   51 1-11   Apr 2014
The Aysén Region, southern Chile, is the area located at the southern end of the Nazca-South America subduction zone, to the east of the Chile Triple Junction. This region has historically presented low levels of seismicity mostly related to volca...
Masaoki Uno, Masaoki Uno, Hikaru Iwamori, Hikaru Iwamori, Hitomi Nakamura, Tetsuya Yokoyama, Tsuyoshi Ishikawa, Masaharu Tanimizu
Geochemical Journal   48 29-49   Jan 2014
Copyright © 2014 by The Geochemical Society of Japan. Trace element and Sr-Nd-Pb isotopic compositions of basic schists in the Cretaceous Sanbagawa metamorphic belt, a typical regional metamorphic belt in the circum-Pacific orogeny, have been inve...
Tomohiro Usui, Tomohiro Usui, Hikaru Iwamori
Meteoritics and Planetary Science   48 2289-2299   Nov 2013
Dawn has recently revealed that the surface of Vesta is heterogeneously covered by polymictic regoliths represented by mixtures of howardite, eucrite, and diogenite (HED) meteorites. Mixing relations of the HED suite are examined here using a new ...
Hitomi Nakamura, Hikaru Iwamori
Contributions to Mineralogy and Petrology   165 1107-1134   Jun 2013
Adakites have been found in various tectonic settings, since the first report for the distinct lavas as a product of slab melting in Adak Island by Kay (J Volcanol Geotherm Res 4:117-132, 1978). In this study, we present geochemical data for an 'a...
Hikaru Iwamori, Tomoeki Nakakuki
Physics and Chemistry of the Deep Earth   372-391   Mar 2013
Water may play an important role in the Earth's evolution, yet its distribution and circulation are poorly constrained. Subduction zones are important as entrance of the water circulation, where H2O-bearing phase relations and mechanisms of fluid ...
K. Ueki, K. Ueki, H. Iwamori
Geochemistry, Geophysics, Geosystems   14 342-366   Feb 2013
We present a new straightforward algorithm that calculates the energy minimization of a melt-present system and incorporates newly calibrated silicate melt thermodynamic parameters. This algorithm searches for equilibrium phase assemblages, fracti...
Journal of Geography (Chigaku Zasshi)   121(1) 118-127   Feb 2012
&emsp;The generation and migration of geofluids in subduction zones are discussed for the subducting slab and the overlying mantle wedge and crust in terms of theoretical models and observations. Theoretical models include several mechanisms of fl...
Hikaru Iwamori, Hitomi Nakamura
Geochemical Journal   46    Jan 2012
In order to decipher the mantle geochemical heterogeneity that reflects material differentiation and circulation within the Earth, we examined mid-ocean ridge basalts (MORB), ocean island basalts (OIB) and arc basalts (AB), in terms of the radioge...
Chikyukagaku   46(4) 189-190   2012
Geofluids, especially aqueous and carbonate ones have great influences on physicochemical properties of Earth materials, which in turn play significant roles in physical and chemical processes in the Earth's interior. Recent findings of close rela...
Yasuhiro Kato, Koichiro Fujinaga, Kentaro Nakamura, Yutaro Takaya, Kenichi Kitamura, Junichiro Ohta, Ryuichi Toda, Takuya Nakashima, Hikaru Iwamori
Nature Geoscience   4 535-539   Aug 2011
World demand for rare-earth elements and the metal yttrium-which are crucial for novel electronic equipment and green-energy technologies-is increasing rapidly1-3. Several types of seafloor sediment harbour high concentrations of these elements4-7...
Guillaume C. Richard, Hikaru Iwamori, Daisuke Suetsugu, Craig Bina, Toru Inoue, Douglas Wiens, Mark Jellinek
Physics of the Earth and Planetary Interiors   183 280-287   Nov 2010
Data from seismology and mineral physics indicate the existence of low-velocity zones in the deep part of the upper mantle wedge and the mantle transition zone under East Asia (Zhao and Ohtani, 2009; Zhao et al., 2009). It suggests a link between ...
Hikaru Iwamori, Francis Albaréde, Hitomi Nakamura
Earth and Planetary Science Letters   299 339-351   Nov 2010
In order to further our understanding of the global geochemical structure and mantle dynamics, a global isotopic data set of oceanic basalts was analyzed by Independent Component Analysis (ICA), a relatively new method of multivariate analysis. Th...
Hitomi Nakamura, Hikaru Iwamori
Gondwana Research   16 431-445   Dec 2009
Identifying the amount and composition of slab-derived fluid and its spatial variation is key to quantifying fluid processes in subduction zones. Based on the isotopic systematics of arc lavas, we found regional variations over the Japan arcs in t...
Takashi Tonegawa, Kazuro Hirahara, Takuo Shibutani, Hikaru Iwamori, Hiroo Kanamori, Katsuhiko Shiomi
Earth and Planetary Science Letters   274 346-354   Oct 2008
Variations in seismic velocity near the subducting slab provide constraints on the thermal structure and the distribution of hydrous minerals and water in a subduction zone. We investigated the seismological structure in the upper mantle beneath J...
Nakamura Hitomi, Iwamori Hikaru, Kimura Jun-Ichi
NATURE GEOSCIENCE   1(9) 630   Sep 2008   [Refereed]
Thermal and flow structure of subduction zones and water transportation into the deep mantle
Iwamori Hikaru
GEOCHIMICA ET COSMOCHIMICA ACTA   72(12) A416   Jul 2008   [Refereed]
Nakamura Hitomi, Iwamori Hikaru, Kimura Jun-Ichi
NATURE GEOSCIENCE   1(6) 380-384   Jun 2008   [Refereed]
Hikaru Iwamori, Francis Albarède
Geochemistry, Geophysics, Geosystems   9    Apr 2008
Isotopic variability in oceanic basalts indicates possible interactions among multiple mantle components or geochemical end-members. Beyond the standard principal component analysis, which has been used so far to identify mantle components, the re...
Journal of Geography (Chigaku Zasshi)   117(1) 292-298   Feb 2008
&emsp;The origin of the Sanbagawa-Ryoke metamorphic rocks and associated granitic rocks is discussed with respect to thermal structure and water cycling in subduction zones. First, the relationship between thermal structure and water cycling is su...
Nakajima Junichi, Iwamori Hikaru, Hasegawa Akira
EARTH AND PLANETARY SCIENCE LETTERS   265(1-2) 322-323   Jan 2008   [Refereed]
Independent component analysis of isotopic compositions of oceanic basalts
Iwamori Hikaru, Albarede Francis
GEOCHIMICA ET COSMOCHIMICA ACTA   71(15) A433   Aug 2007   [Refereed]
Melting condition and origin of arc magmas beneath the Sengan region, Northeastern Japan
Ueki Kenta, Iwamori Hikaru
GEOCHIMICA ET COSMOCHIMICA ACTA   71(15) A1045   Aug 2007   [Refereed]
Iwamori Hikaru
CHEMICAL GEOLOGY   239(3-4) 182-198   Apr 2007   [Refereed]
Iwamori Hikaru, Richardson Chris, Maruyama Shigenori
GONDWANA RESEARCH   11(1-2) 109-119   Jan 2007   [Refereed]
Hikaru Iwamori
Earth and Planetary Science Letters   227 57-71   Oct 2004
Phase relations of peridotites under H2O-saturated conditions up to 28 GPa and 2600 °C have been clarified based on the high-pressure experimental results in the MgO(-FeO)-SiO2-H2O, MgO-SiO2Al203H2O, CaO-MgO-Al2O3-SiO2-H2O and natural systems. Bas...
Hikaru Iwamori
Journal of Geophysical Research: Solid Earth   108    Jun 2003
Viscous flow and deformation of a Newtonian fluid between rigid boundaries have been modeled for investigating deformation of a forearc wedge and a regional metamorphic belt as a weak deforming zone between the plates at convergent boundaries. Thr...
Hikaru Iwamori
Earth and Planetary Science Letters   181 41-46   Oct 2000
In central Japan near the triple junction of the Pacific, Philippine Sea and North American (or Ohotsuku) plates, the volcanic chain deflects towards backarc compared to the adjacent northeast Japan and Izu-Bonin arcs, and lies ~200-300 km above t...
Hikaru Iwamori
Earth and Planetary Science Letters   181 131-144   Oct 2000
Distribution of temperature and H2O in subduction zones during the course of ridge subduction are investigated numerically, in order to constrain the timing and extent of metamorphism and melting within the subducting oceanic crust and the overlyi...
Dapeng Zhao, Koichi Asamori, Hikaru Iwamori
Geophysical Research Letters   27 2057-2060   Jul 2000
Seismic tomography shows that slow velocity anomalies exist in the mantle wedge and extend to the forearc region down to the subducting Philippine Sea slab under northern Kyushu. We also conducted numerical simulations with petrologic data to esti...
H. Iwamori, D. Zhao
Geophysical Research Letters   27 425-428   Feb 2000
Transportation of H<inf>2</inf>O associated with subduction of the Pacific plate beneath the northeast Japan arc is modeled to predict distribution of aqueous solution and melt, and the consequent P-wave velocity structure. The observed velocity s...
H. Iwamori, D. Zhao
Geophysical Research Letters   27 425-428   Feb 2000
Transportation of H2O associated with subduction of the Pacific plate beneath the northeast Japan arc is modeled to predict distribution of aqueous solution and melt, and the consequent P-wave velocity structure. The observed velocity structure co...
Hikaru Iwamori
Earth and Planetary Science Letters   160 65-80   Jul 1998
Material recycling in subduction zones, including the generation and migration of aqueous fluids and melts, is key to understanding the origin of volcanism in subduction zones and is also important for understanding the global circulation of mater...
Kaoru Togami, Tsuyoshi Tanaka, Hikaru Iwamori
Resource Geology   47 305-318   Dec 1997
The Areal distribution of 35 elements(As, Au, Ba, Ca, Ce, Co, Cr, Cs, Cu, Eu, Hf, K, Fe, La, Lu, Mg, Mn, Na, Nd, Ni, P, Rb, Sb, Sc, Sm, Sr, Ta, Tb, Th, Ti, U, V, Yb, Zn and Zr) was investigated by AAS, ICP-AES and INAA for 178 stream sediments ove...
Cristian Drǎguşanu, Tsuyoshi Tanaka, Hikaru Iwamori
Schweizerische Mineralogische und Petrographische Mitteilungen   77 419-437   Dec 1997
This work describes general geochemical features of the Precambrian mafic rocks, mainly amphibolites which occur extensively in two metamorphic formations of the Cumpǎna Group, an important tectonic block incorporated in the Carpathian Belt. Direc...
Hikaru Iwamori, Hikaru Iwamori
Journal of Geophysical Research B: Solid Earth   102 14803-14820   Jan 1997
In order to understand the mechanism of melt generation and the origin of high heat flow in subduction zones, a series of numerical models of the thermal and flow structures in the mantle have been tested in two-dimensional boxes with an inclined ...
Hikaru Iwamori
Terra Nova   9 9-13   Jan 1997
Magmatism at convergent plate boundaries is related to processes associated with subduction, where H2O brought into the mantle is thought to play an essential role in producing the melts. One of the important aspects of the melting of hydrous syst...
Hikaru Iwamori
Proceedings of the Japan Academy Series B: Physical and Biological Sciences   72 168-173   Jan 1996
Processes of melt generation in subduction zones are discussed, based on numerical calculations taking account of the flow pattern, energy balance and phase equilibrium constraints for H2O-bearing peridotites. A significant amount of melt is newly...
Hikaru Iwamori, Dan McKenzie, Eiichi Takahashi
Earth and Planetary Science Letters   134 253-266   Jan 1995
The primary effects of melt segregation processes on isentropic melting paths are studied using a one-dimensional steady-state model. A parameterization of X(T′,P) to 9 GPa shows that X, the degree of melting, depends on pressure, as well as on T′...
Hikaru Iwamori
Earth and Planetary Science Letters   125 1-16   Jan 1994
A one-dimensional melting model for radioactive decay series is presented, incorporating melt transport by porous flow, with diffusive chemical interaction between melt and solid matrix, and instantaneous melt ascent through chemically isolated ch...
Hikaru Iwamori
Nature   366 734-737   Jan 1993
ATTEMPTS to understand melt transport in the Earth's mantle have focused on the two mechanisms of porous flow along grain boundaries1-4and channel flow in fractures5-10. To elucidate the contributions of these segregation processes to the chemical...
Hikaru Iwamori
Earth and Planetary Science Letters   114 301-313   Jan 1993
Melting of mantle peridotites is regarded as a dynamic process involving a differential flow between melt and solid. In this dynamic situation, chemical disequilibrium needs to be considered, because the time for chemical reaction between the melt...
Hikaru Iwamori
Geophysical Research Letters   19 309-312   Jan 1992
A simple model for melt‐solid two‐phase flow involving diffusion‐controlled chemical reaction is presented. The governing equations describing mass conservation were numerically integrated to clarify chemical evolution of the flow. The calculation...
H. Iwamori
Journal of Geophysical Research   97    Jan 1992
The degree of melting for primary magmas and weight fractions of residual phases are quantitatively estimated using mass balances for major and compatible components among magma, residual phases and source. Assemblage and composition of the residu...
H. Iwamori
Journal of Geophysical Research   96 6157-6170   Jan 1991
Cenozoic olivine-bearing basaltic rocks in the central Chugoku district form eight provinces, each 20 to 30 km in diameter. These provinces can be grouped into three zones almost parallel to the elongation of the SW Japan arc, based on geological ...

Conference Activities & Talks

大野正貴, 岩森光, 岩森光
日本地球惑星科学連合大会予稿集(Web)   2018   
中村仁美, 中村仁美, 中村仁美, 鈴木雄治郎, 入山宙, 中尾篤史, 岩森光, 岩森光
日本地球惑星科学連合大会予稿集(Web)   2018   
上木賢太, 原口悟, 堀内俊介, MOHAMED Mika, 岩森光, 岩森光
日本地球惑星科学連合大会予稿集(Web)   2018   
原口悟, 上木賢太, 上木賢太, 桑谷立, 桑谷立, 吉田健太, MOHAMMAD Mika, 堀内俊介, 岩森光, 岩森光
日本地球惑星科学連合大会予稿集(Web)   2018   
西澤達治, 中村仁美, 中村仁美, 中村仁美, CHURIKOVA Tatiana, GORDEYCHIK Boris, 石塚治, 石塚治, 岩森光, 岩森光
日本地球惑星科学連合大会予稿集(Web)   2018   
篠島僚平, 芝崎文一郎, 岩森光, 岩森光, 西村卓也
日本地震学会秋季大会講演予稿集(CD-ROM)   6 Oct 2017   
中村仁美, 中村仁美, 中村仁美, 岩森光, 岩森光, 石塚治, 西澤達治
日本火山学会講演予稿集   21 Sep 2017   
岩森光, 岩森光
日本火山学会講演予稿集   21 Sep 2017   
Nishizawa Tatsuji, Nakamura Hitomi, Iwamori Hikaru, Churikova Tatiana, Gordeychik Boris, Ishizuka Osamu
Ueki Kenta, Iwamori Hikaru
Park T., Iwamori H., Orihashi Y., Jwa Y.-J., Kwon S.-T.
日本地質学会学術大会講演要旨   15 Sep 2008   
Iwamori Hikaru
日本地質学会学術大会講演要旨   15 Sep 2008   
Ueki Kenta, Iwamori Hikaru
Iwamori Hikaru
日本地質学会学術大会講演要旨   1 Sep 2007