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Tomoyo Okumura
Tomoyo Okumura
Marine Core Research Institute, Kochi University
Verified email at kochi-u.ac.jp
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Year
Advanced maritime adaptation in the western Pacific coastal region extends back to 35,000–30,000 years before present
M Fujita, S Yamasaki, C Katagiri, I Oshiro, K Sano, T Kurozumi, ...
Proceedings of the National Academy of Sciences 113 (40), 11184-11189, 2016
982016
Textural transition in an aragonite travertine formed under various flow conditions at Pancuran Pitu, Central Java, Indonesia
T Okumura, C Takashima, F Shiraishi, A Kano
Sedimentary Geology 265, 195-209, 2012
742012
Influence of microbial photosynthesis on tufa stromatolite formation and ambient water chemistry, SW Japan
F Shiraishi, T Okumura, Y Takahashi, A Kano
Geochimica et Cosmochimica Acta 74 (18), 5289-5304, 2010
542010
Microbial processes forming daily lamination in an aragonite travertine, Nagano-yu hot spring, southwest Japan
T Okumura, C Takashima, F Shiraishi, S Nishida, K Yukimura, ...
Geomicrobiology Journal 28 (2), 135-148, 2011
512011
Hydrogen and carbon isotope systematics in hydrogenotrophic methanogenesis under H2-limited and H2-enriched conditions: implications for the origin of …
T Okumura, S Kawagucci, Y Saito, Y Matsui, K Takai, H Imachi
Progress in Earth and Planetary Science 3, 1-19, 2016
502016
Processes forming daily lamination in a microbe-rich travertine under low flow condition at the Nagano-yu hot spring, southwestern Japan
T Okumura, C Takashima, F Shiraishi, S Nishida, A Kano
Geomicrobiology Journal 30 (10), 910-927, 2013
482013
Holocene stalagmite oxygen isotopic record from the Japan Sea side of the Japanese Islands, as a new proxy of the East Asian winter monsoon
T Sone, A Kano, T Okumura, K Kashiwagi, M Hori, X Jiang, CC Shen
Quaternary Science Reviews 75, 150-160, 2013
462013
Cyanobacterial exopolymer properties differentiate microbial carbonate fabrics
F Shiraishi, Y Hanzawa, T Okumura, N Tomioka, Y Kodama, H Suga, ...
Scientific Reports 7 (1), 11805, 2017
412017
Isotopic chemostratigraphy of the microbialite-bearing Permian–Triassic boundary section in the Zagros Mountains, Iran
W Wang, A Kano, T Okumura, Y Ma, R Matsumoto, N Matsuda, K Ueno, ...
Chemical Geology 244 (3-4), 708-714, 2007
402007
Brucite chimney formation and carbonate alteration at the Shinkai Seep Field, a serpentinite‐hosted vent system in the southern Mariana forearc
T Okumura, Y Ohara, RJ Stern, T Yamanaka, Y Onishi, H Watanabe, ...
Geochemistry, Geophysics, Geosystems, 2016
372016
Textures and processes of laminated travertines formed by unicellular cyanobacteria in M yoken hot spring, southwestern J apan
T Okumura, C Takashima, A Kano
Island Arc 22 (3), 410-426, 2013
372013
Geomicrobiological properties and processes of travertine
A Kano, T Okumura, C Takashima, F Shiraishi
Springer Geology 176, 9-41, 2019
292019
Bacterial symbiosis forming laminated iron‐rich deposits in Okuoku‐hachikurou hot spring, Akita Prefecture, Japan
C Takashima, T Okumura, S Nishida, H Koike, A Kano
Island Arc 20 (2), 294-304, 2011
242011
Heterogeneity of microbial communities on deep-sea ferromanganese crusts in the Takuyo-Daigo Seamount
S Kato, T Okumura, K Uematsu, M Hirai, K Iijima, A Usui, K Suzuki
Microbes and environments 33 (4), 366-377, 2018
212018
Transition of microbiological and sedimentological features associated with the geochemical gradient in a travertine mound in northern Sumatra, Indonesia
C Sugihara, K Yanagawa, T Okumura, C Takashima, A Harijoko, A Kano
Sedimentary geology 343, 85-98, 2016
212016
Temperature and seawater isotopic controls on two stalagmite records since 83 ka from maritime Japan
T Mori, K Kashiwagi, S Amekawa, H Kato, T Okumura, C Takashima, ...
Quaternary Science Reviews 192, 47-58, 2018
172018
Potential photosynthetic impact on phosphate stromatolite formation after the Marinoan glaciation: Paleoceanographic implications
F Shiraishi, S Ohnishi, Y Hayasaka, Y Hanzawa, C Takashima, ...
Sedimentary geology 380, 65-82, 2019
152019
Microbial control on lamina formation in a travertine of Crystal Geyser, Utah
J Reitner, NV Quéric, G Arp, C Takashima, T Okumura, S Nishida, ...
Advances in stromatolite geobiology, 123-133, 2011
142011
Depositional processes of microbially colonized manganese crusts, Sambe hot spring, Japan
F Shiraishi, Y Matsumura, R Chihara, T Okumura, T Itai, T Kashiwabara, ...
Geochimica et Cosmochimica Acta 258, 1-18, 2019
122019
Evaluation of nutrient and energy sources of the deepest known serpentinite-hosted ecosystem using stable carbon, nitrogen, and sulfur isotopes
Y Onishi, T Yamanaka, T Okumura, S Kawagucci, HK Watanabe, Y Ohara
PLoS One 13 (6), e0199000, 2018
112018
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