Department of Earth and Planetary Sciences

Research output

Research output per year 1978 2011 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023

• 1262 Article
• 41 Chapter
• 29 Conference contribution
• 23 Editorial
• 77 More
  • 19 Conference article
  • 17 Comment/debate
  • 16 Review article
  • 15 Letter
  • 4 Chapter (peer-reviewed)
  • 3 Paper
  • 2 Foreword/postscript
  • 1 Book

Research output per year

Research output per year

Search results

• 2022

  Appendix

  Toramaru, A., 2022, Advances in Volcanology. Springer Science and Business Media Deutschland GmbH, p. 391-420 30 p. (Advances in Volcanology).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Reading 100%
  • Comprehension 50%

• Conditions for Magma Vesiculation

  Toramaru, A., 2022, Advances in Volcanology. Springer Science and Business Media Deutschland GmbH, p. 27-57 31 p. (Advances in Volcanology).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Magma 100%
  • Condition 44%
  • Miscibility 44%
  • Water 33%
  • Volcanic Eruption 33%

• Cooling Crystallization of Magma

  Toramaru, A., 2022, Advances in Volcanology. Springer Science and Business Media Deutschland GmbH, p. 209-277 69 p. (Advances in Volcanology).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Crystallization 100%
  • Nucleation 75%
  • Growth 25%
  • Crystal 25%
  • Cooling 25%
  1 Citation (Scopus)

• Crystallization Induced by Vesiculation

  Toramaru, A., 2022, Advances in Volcanology. Springer Science and Business Media Deutschland GmbH, p. 279-299 21 p. (Advances in Volcanology).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Crystallization 100%
  • Water 62%
  • Moisture Content 50%
  • Pressure Reduction 50%
  • Decompression 50%

• CSD (Crystal Size Distribution)

  Toramaru, A., 2022, Advances in Volcanology. Springer Science and Business Media Deutschland GmbH, p. 301-347 47 p. (Advances in Volcanology).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Crystal 100%
  • Experiment 12%
  • Development 6%
  • Growth 6%
  • Dynamics 6%

• Exploring Eruptive Phenomena from Vesiculation and Crystallization

  Toramaru, A., 2022, Advances in Volcanology. Springer Science and Business Media Deutschland GmbH, p. 351-390 40 p. (Advances in Volcanology).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Procedure 100%
  • Volcanic Eruption 60%
  • Crystalline Texture 60%
  • Comprehension 60%
  • Crystallization 60%
  1 Citation (Scopus)

• Growth and Expansion of Bubbles

  Toramaru, A., 2022, Advances in Volcanology. Springer Science and Business Media Deutschland GmbH, p. 87-129 43 p. (Advances in Volcanology).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Bubble 100%
  • Expansion 80%
  • Growth 80%
  • Number 60%
  • Diffusion 40%

• Inspired by Nature

  Toramaru, A., 2022, Advances in Volcanology. Springer Science and Business Media Deutschland GmbH, p. 3-24 22 p. (Advances in Volcanology).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Volcanic Eruption 100%
  • Interest 60%
  • Magma 60%
  • Recognition 40%
  • Show 20%

• Mechanism of Bubble Formation

  Toramaru, A., 2022, Advances in Volcanology. Springer Science and Business Media Deutschland GmbH, p. 59-86 28 p. (Advances in Volcanology).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Bubble 100%
  • Bubble Formation 42%
  • Liquid 28%
  • Volcanic Rock 28%
  • Texture 14%

• Other Bubble-Related Processes

  Toramaru, A., 2022, Advances in Volcanology. Springer Science and Business Media Deutschland GmbH, p. 165-205 41 p. (Advances in Volcanology).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Growth 100%
  • Experience 66%
  • Nucleation 66%
  • Surface Property 33%
  • Kinetics 33%

• Temporal Development of Vesiculation

  Toramaru, A., 2022, Advances in Volcanology. Springer Science and Business Media Deutschland GmbH, p. 131-164 34 p. (Advances in Volcanology).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Nucleation 100%
  • Development 50%
  • Growth Rate 37%
  • Pressure 37%
  • Nucleation Rate 37%
• 2021

  Day-to-Day Variability of the Thermosphere and Ionosphere

  Liu, H., Yamazaki, Y. & Lei, J., Jan 1 2021, Space Physics and Aeronomy, Upper Atmosphere Dynamics and Energetics. wiley, p. 275-300 26 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Variability 100%
  • Thermosphere 66%
  • Ionosphere 50%
  • Wind 16%
  • Space Weather 16%
  1 Citation (Scopus)

• Longitudinal Variation in the Mass Density of the Thermosphere: A GAIA Simulation

  Miyoshi, Y., Jan 1 2021, Space Physics and Aeronomy, Upper Atmosphere Dynamics and Energetics. wiley, p. 217-226 10 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Variation 100%
  • Tide 83%
  • Thermosphere 66%
  • Simulation 33%
  • Time 33%

• Sudden Stratospheric Warming Impacts on the Ionosphere-Thermosphere System: A Review of Recent Progress

  Goncharenko, L. P., Harvey, V. L., Liu, H. & Pedatella, N. M., Jan 1 2021, Ionosphere Dynamics and Applications. wiley, p. 369-400 32 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Sudden Stratospheric Warming 100%
  • Ionosphere 75%
  • Thermosphere 75%
  • Progress 75%
  • Upper Atmosphere 75%
  14 Citations (Scopus)
• 2020

  Control of Magma Plumbing Systems on Long-Term Eruptive Behavior of Sakurajima Volcano, Japan: Insights from Crystal-Size-Distribution Analysis

  Yamashita, S. & Toramaru, A., Jan 1 2020, Dynamic Magma Evolution. wiley, p. 89-98 10 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Rate 100%
  • Crystal 83%
  • Size Distribution 83%
  • Magma Chamber 83%
  • Magma 66%
• 2019

  Thermospheric density response to geomagnetic storms and substorms: Heating and expansion, composition changes and gravity waves

  Lühr, H., Liu, H., Liu, R. & Ritter, P., Jan 1 2019, Geomagnetism, Aeronomy and Space Weather: A Journey from the Earth’s Core to the Sun. Cambridge University Press, p. 235-241 7 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter
• 2018

  Earth's ionosphere: Theory and phenomenology of cowling channels

  Yoshikawa, A. & Fujii, R., Apr 17 2018, Electric Currents in Geospace and Beyond. wiley, p. 427-443 17 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Model 100%
  • Electric Field 100%
  • Boundary 100%
  • Magnetosphere 100%
  • Electric Fields 100%
  3 Citations (Scopus)
• 2015

  ²²⁶ra-²¹⁰pb and²²⁸ra-²²⁸th dating of barite in submarine hydrothermal sulfide deposits collected at the okinawa trough and the Southern Mariana trough

  Uchida, A., Toyoda, S., Ishibashi, J. I. & Nakai, SI., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 607-616 10 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Barite 100%
  • Age 80%
  • Crystal 80%
  • Trough 80%
  • Deposit 60%
  5 Citations (Scopus)

• Active rifting structures in iheya graben and adjacent area of the mid-okinawa trough observed through seismic reflection surveys

  Ikegami, F., Tsuji, T., Kumagai, H., Ishibashi, J. I. & Takai, K., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 361-368 8 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Graben 100%
  • Trough 75%
  • Area 50%
  • Rifting 37%
  • Displacement 25%
  5 Citations (Scopus)

• Data reports: Chemical and isotopic compositions of hydrothermal fluids at snail, archaean, pika, and urashima sites in the Southern Mariana trough

  Toki, T., Ishibashi, J. I., Noguchi, T., Tawata, M., Tsunogai, U., Yamanaka, T. & Nakamura, K., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 587-602 16 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Hydrothermal Fluid 100%
  • pH 50%
  • Trough 50%
  • Snail 50%
  • Datum 25%
  9 Citations (Scopus)

• Dating of hydrothermal mineralization in active hydrothermal fields in the Southern Mariana trough

  Ishibashi, J. I., Shimada, K., Sato, F., Uchida, A., Toyoda, S., Takamasa, A., Nakai, SI., Hyodo, H., Sato, K., Kumagai, H. & Ikehata, K., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 289-300 12 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Sample 100%
  • Hydrothermal Activity 80%
  • Age 60%
  • Chimney 60%
  • Trough 60%
  6 Citations (Scopus)

• ESR dating of barite in sea-floor hydrothermal sulfide deposits in the okinawa trough

  Fujiwara, T., Toyoda, S., Uchida, A., Ishibashi, J. I., Nakai, SI. & Takamasa, A., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 369-386 18 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Age 100%
  • Sample 33%
  • Order 33%
  • Deposit 33%
  • Young 33%
  6 Citations (Scopus)

• Evaluating hydrothermal system evolution using geochronological dating and biological diversity analyses

  Kumagai, H., Watanabe, H., Yahagi, T., Kojima, S., Nakai, SI., Toyoda, S. & Ishibashi, J. I., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 49-59 11 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Biodiversity 100%
  • Information 66%
  • Age 66%
  • Region 66%
  • Hydrothermal Activity 66%
  4 Citations (Scopus)

• Experimental assessment of microbial effects on chemical interactions between seafloor massive sulfides and seawater at 4ºc

  Kato, S., Suzuki, K., Shibuya, T., Ishibashi, J. I., Ohkuma, M. & Yamagishi, A., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 95-103 9 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Micro-Organism 100%
  • Sea Water 85%
  • Slab 85%
  • Massive Sulfide 71%
  • Sea Bed 71%
  1 Citation (Scopus)

• Gamma ray doses in water around sea floor hydrothermal area in the Southern Mariana trough

  Toyoda, S., Banerjee, D., Kumagai, H., Miyazaki, J., Ishibashi, J. I., Mochizuki, N. & Kojima, S., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 603-606 4 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Dosage 100%
  • Rate 80%
  • Area 60%
  • Sea Bed 60%
  • Sea Water 40%
  1 Citation (Scopus)

• Igneous layering in basaltic magma chambers

  Namur, O., Abily, B., Boudreau, A. E., Blanchette, F., Bush, J. W. M., Ceuleneer, G., Charlier, B., Donaldson, C. H., Duchesne, J. C., Higgins, M. D., Morata, D., Nielsen, T. F. D., O’Driscoll, B., Pang, K. N., Peacock, T., Spandler, C. J., Toramaru, A. & Veksler, I. V., Jan 1 2015, Layered Intrusions. Springer Netherlands, p. 75-152 78 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Crystal 100%
  • Magma Chamber 100%
  • Magma 66%
  • Liquid 50%
  • Grain Size 50%
  35 Citations (Scopus)

• Immediate change of radiation doses from hydrothermal deposits

  Toyoda, S., Sato, F., Uchida, A. & Ishibashi, J. I., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 621-624 4 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Radiation Dose 100%
  • Sample 66%
  • Time 66%
  • Deposit 66%
  • Retrieval 66%
  1 Citation (Scopus)

• Interdisciplinary studies: Introduction of TAIGA concept

  Urabe, T., Ishibashi, J. I., Sunamura, M., Okino, K., Takai, K. & Suzuki, K., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 3-10 8 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Sea Bed 100%
  • Advection 66%
  • Research 33%
  • Electron 33%
  • Support 33%

• Mineralogical and geochemical characteristics of hydrothermal minerals collected from hydrothermal vent ffields in the Southern Mariana spreading center

  Ikehata, K., Suzuki, R., Shimada, K., Ishibashi, J. I. & Urabe, T., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 275-288 14 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Signature 100%
  • Mineralization 100%
  • Spreading 100%
  • Condition 66%
  • Show 66%
  10 Citations (Scopus)

• Occurrence of hydrothermal alteration minerals at the jade hydrothermal field, in the izena hole, mid-okinawa trough

  Miyoshi, Y., Ishibashi, J. I., Shimada, K., Ooki, M., Uehara, S., Yoshizumi, R., Watanabe, S. & Urabe, T., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 567-586 20 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Core 100%
  • Chlorite 100%
  • Occurrence 83%
  • Sample 66%
  • Trough 50%
  4 Citations (Scopus)

• Okinawa trough: Hydrothermal activity in the okinawa trough back-arc basin: Geological background and hydrothermal mineralization

  Ishibashi, J. I., Ikegami, F., Tsuji, T. & Urabe, T., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 337-360 24 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Trough 100%
  • Mineralization 50%
  • Sea Bed 50%
  • Investigation 33%
  • Area 33%
  56 Citations (Scopus)

• OSL dating of sea floor sediments at the okinawa trough

  Varma, V., Toyoda, S., Isono, Y., Uchida, A., Banerjee, D., Singhvi, A. K. & Ishibashi, J. I., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 617-620 4 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Age 100%
  • Sediment 100%
  • Sea Bed 80%
  • Trough 60%
  • Luminescence Dating 40%

• Pore fluid chemistry beneath active hydrothermal fields in the mid-okinawa trough: Results of shallow drillings by BMS during taiga11 cruise

  Ishibashi, J. I., Miyoshi, Y., Tanaka, K., Omori, E., Takahashi, Y., Furuzawa, Y., Yamanaka, T., Kawagucci, S., Miyazaki, J., Konno, U., Watanabe, S., Yanagawa, K., Yoshizumi, R. & Urabe, T., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 535-560 26 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Sea Bed 100%
  • Porosity 83%
  • Drilling 83%
  • Core 50%
  • Area 33%
  4 Citations (Scopus)

• Quantification of microbial communities in hydrothermal vent habitats of the southern mariana trough and the mid-okinawa trough

  Yanagawa, K., Ishibashi, J. I., Arai, T., Urabe, T. & Sunamura, M., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 61-69 9 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Trough 100%
  • Hydrothermal Fluid 30%
  • Hydrothermal Vent 30%
  • Habitat 20%
  • Sea Water 20%
  1 Citation (Scopus)

• Sediment–pore water system associated with native sulfur formation at jade hydrothermal field in okinawa trough

  Yokoyama, Y., Takahashi, Y., Miyoshi, Y., Ishibashi, J. I. & Kawagucci, S., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 405-419 15 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Core 100%
  • Sulphur 85%
  • Porewater 71%
  • Sea Water 57%
  • Hydrothermal Fluid 57%
  3 Citations (Scopus)

• The characteristics of the seafloor massive sulfide deposits at the hakurei site in the izena hole, the middle okinawa trough

  Yoshizumi, R., Miyoshi, Y. & Ishibashi, J. I., Jan 1 2015, Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 561-566 6 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Sea Bed 100%
  • Mineral 71%
  • Sediment 42%
  • Massive Sulfide 42%
  • Trough 42%
  7 Citations (Scopus)
• 2014

  Low-Latitude Ionosphere and Thermosphere: Decadal Observations From the CHAMP Mission

  Stolle, C. & Liu, H., May 19 2014, Modeling the Ionosphere-Thermosphere System. Wiley-Blackwell, Vol. 9780875904917. p. 259-272 14 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Model 100%
  • Inversion 100%
  • State 100%
  • Consistency 100%
  • Incoherent Scatter Radar 100%
  3 Citations (Scopus)

• Oxygen, iron, and sulfur geochemical cycles on early Earth: Paradigms and contradictions

  Ohmoto, H., Watanabe, Y., Lasaga, A. C., Naraoka, H., Johnson, I., Brainard, J. & Chorney, A., 2014, Earth's Early Atmosphere and Surface Environment. Geological Society of America, p. 55-95 41 p. (Special Paper of the Geological Society of America; vol. 504).

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Ocean 100%
  • Planetary Atmosphere 66%
  • Event 66%
  • Oxygen 66%
  • Iron 66%
  23 Citations (Scopus)
• 2013

  Resonant Cavities and Waveguides in the Ionosphere and Atmosphere

  Lysak, R. L. & Yoshikawa, A., Mar 18 2013, Magnetospheric ULF Waves: Synthesis and New Directions. Wiley-Blackwell, Vol. 169. p. 289-306 18 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Wave 100%
  • Ionosphere 50%
  • Speed 50%
  • Planetary Atmosphere 25%
  • Region 25%
  17 Citations (Scopus)

• Unique Geochemistry of Submarine Hydrothermal Fluids from Arc-Back-Arc Settings of the Western Pacific

  Gamo, T., Ishibashi, J., Tsunogai, U., Okamura, K. & Chiba, H., Mar 19 2013, Back-Arc Spreading Systems: Geological, Biological, Chemical, and Physical Interactions. wiley, p. 147-161 15 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Hydrothermal Fluid 100%
  • Investigation 50%
  • Sediment 50%
  • Pacific Ocean 50%
  • In Situ 50%
  20 Citations (Scopus)
• 2010

  Ionospheric observation using FM-CW radar array

  Ikeda, A., Yoshikawa, A., Cardinal, M. G., Yumoto, K., Shinohara, M., Nozaki, K., Shevtsov, B. M., Bychkov, V. V., Sugon, Q. M. & McNamara, D., Jan 1 2010, Advances in Geosciences: Volume 21: Solar Terrestrial (ST). World Scientific Publishing Co., p. 379-392 14 p.

  Research output: Chapter in Book/Report/Conference proceeding › Chapter

  • Ionospherics 100%
  • Electric Field 83%
  • Continuous Wave Radar 66%
  • Observation 33%
  • Network 33%