■ A: Original Papers (peer-reviewed) ■
[in press]
[A49] Katsuki, K., Ikehara, M., Yokoyama, Y., Yamane, M., Khim, B-K., Holocene migration of oceanic front systems over the Conrad Rise in the Indian Sector of the Southern Ocean, Journal of Quaternary Science, in press.
[A48] Moriwaki, H., Suzuki, T., Murata, M., Ikehara, M., Machida, H., Lowe, D.J., Sakurajima-Satsuma (Sz-S) and Noike-Yumugi (N-Ym) tephras: New tephrochronological marker beds for the last deglaciation, southern Kyushu, Japan, Quaternary International, in press.
[2011]
[A47] Laura M. Wehrmann, Nils Risgaard-Petersen, Heather N. Schrum, Emily A. Walsh, Youngsook Huh, Minoru Ikehara, Steven D'Hondt, Timothy G. Ferdelman, Ana Christina Ravelo, Kozo Takahashi, Carlos Alvarez Zarikian and the Integrated Ocean Drilling Program Expedition 323 Scientific Party, (2011) Coupled organic and inorganic carbon cycling in the deep subseafloor sediment of the northeastern Bering Sea Slope (IODP Exp. 323), Chemical Geology, 284, 251-261.
[A46] Hori, R.S., Yamakita, S., Ikehara, M., Kodama, K., Aita, Y., Sakai, T., Takemura, A., Kamata, Y., Suzuki, N., Takahashi, S., Sp?rli, K. B., and Grant-Mackie, J. A., (2011) Early Triassic (Induan) Radiolaria and carbon-isotope ratios of a deep-sea sequence from Waiheke Island, North Island, New Zealand, Paleoworld, 20, 166-178.
[A45] Domitsu, H., Uchida, J., Ogane, K., Dobuchi, N., Sato, T., Ikehara, M., Nishi, H., Hasegawa, S., Oda, M., (2011) Stratigraphic relationships between the last occurrence of Neogloboquadrina inglei and marine isotope stages in the northwest Pacific, D/V Chikyu Expedition 902, Hole C9001C, Newsletters on Stratigraphy, 44, 113-122.
[A44] Sagawa, T., Yokoyama, Y., Ikehara, M., Kuwae, M., (2011) Vertical thermal structure history in the western subtropical Pacific since the last glacial maximum, Geophysical Research Letters, vol.38, L00F02, doi:10.1029/2010GL045827.
[A43] Takahashi K., Ravelo A. C., Alvarez-Zarikian C. A., and IODP Expedition 323 Scientists, (2011) IODP Expedition 323 Pliocene and Pleistocene paleoceanographic changes in the Bering Sea. Scientific Drilling, 11, 4-13.
[2010]
[A42] Tyler, J., Kashiyama, Y., Ohkouchi, N., Ogawa, N., Yokoyama, Y., Chikaraishi, Y., Staff, R. A., Ikehara, M., Bronk Ramsey, C., Bryant, C., Brock, F., Gotanda, K., Haraguchi, T., Yonenobu, H., Nakagawa, T., (2010) Tracking aquatic change using chlorin-specific carbon and nitrogen isotopes: The last glacial-interglacial transition at Lake Suigetsu, Japan, GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS, VOL. 11, Q09010, 19 PP., doi:10.1029/2010GC003186
[A41] Akikuni, K., Hori, R. S., Grant-Mackie, J. A., Ikehara, M., Stratigraphy of Triassic-Jurassic boundary sequences from the Kawhia coast and Awakino gorge, Murihiku Terrane, New Zealand, Stratigraphy, 7, 1-18, 2010.
[A40] 青池 寛・西 弘嗣・坂本竜彦・飯島耕一・土屋正史・平 朝彦・倉本真一・眞砂英樹，下北コア微化石研究グループ，地球深部探査船「ちきゅう」の下北半島沖慣熟航海コア試料一物性変動から予測される古環境変動一，化石，87, 65-81, 2010.
[A39] 堂満華子・西 弘嗣・内田淳一・尾田太良・大金薫・平 朝彦・青池 寛・下北コア微化石研究グループ，地球深部探査船「ちきゅう」の下北半島沖慣熟航海コア試料の年代モデル，化石，87, 47-64, 2010.
[2009]
[A38] IKEHARA, M., D. AKITA, and A. MATSUDA, Enhanced marine productivity in the Kuroshio region off Shikoku during the last glacial period inferred from the accumulation and carbon isotopes of sedimentary organic matter, Journal of Quaternary Science, 24 (8), 848-855, 2009. abstract
[A37] Hamada, Y., T. Hirono, M. Ikehara, W. Soh, S.-R. Song, Estimated dynamic shear stress and frictional heat during the 1999 Taiwan Chi-Chi earthquake: a chemical kinetics approach with isothermal heating experiments, Tectonophysics. 469 (1-4), 73-84, 2009. abstract
[A36] Kuwae, M., Y. Hayami, H. Oda, A. Yamashita, A. Amano, A. Kaneda, M. Ikehara, Y. Inouchi, K. Omori, H. Takeoka, and H. Kawahata, Using foraminiferal Mg/Ca ratios to detect an ocean-warming trend in the twentieth century from coastal shelf sediments in the Bungo Channel, southwest Japan, The Holocene, 19, 285-294, 2009. abstract
[A35] 庵谷奈津子，堀利栄，池原実，四万十帯白亜系層状チャートにおけるOAE1a無酸素水塊の深度予測とd13Corg・微量元素変動，大阪微化石研究会誌，特別号，第14号，297-315，2009．
[2008]
[A34] Hashimoto, Y., Tadai, O., Tanimizu, M., Tanikawa, W., Hirono, T., Lin, W., Mishima, M., Sakaguchi, M., Soh, W., Song, S. R., Aoike, K., Ishikawa, T. M. Murayama, T., Fujimoto, K., Fukuchi, T., Ikehara, M., Ito, H., Kikuta, H., Kinoshita, M., Masuda, K., Matsubara, T., Matsubayashi, O., Mizoguchi, K., Nakamura, N., Otsuki, K., Shimamoto, T., Sone, H., and Takahashi, M., Characteristics of chlorites in seismogenic fault zones: the Taiwan Chelungpu Fault Drilling Project (TCDP) core sample, eEarth, 3, 1-6, 2008.
[2007]
[A33] Hirono, T., T. Yokoyama, Y. Hamada, W. Tanikawa, T. Mishima, M. Ikehara, V. Famin, M. Tanimizu, W. Lin, W. Soh, and S.-R. Song, A chemical kinetic approach to estimate dynamic shear stress during the 1999 Taiwan Chi-Chi earthquake, Geophysical Research Letters, vol.34, L19308, doi:10.1029/2007GL030743, 2007.
[A32] Hori, R.S., Higuchi,Y., Fujiki, T., Maeda, T., Ikehara, M., Geochemistry of the Oruatemanu Formation, Arrow Rocks, Northland, New Zealand, GNS Science Monograph, 24, 123-156, 2007.
[A31] Hori, R.S., Ikehara, M., Preliminary report on Early Triassic acritarchs from Arrow Rocks, Northland, New Zealand, GNS Science Monograph, 24, 117-122, 2007.
[A30] Ikehara, M. , Tetsuro Hirono, Osamu Tadai, Masumi Sakaguchi, Hiroyuki Kikuta, Tatsuro Fukuchi, Toshiaki Mishima, Norihiro Nakamura, Kan Aoike, Koichiro Fujimoto, Yoshitaka Hashimoto, Tsuyoshi Ishikawa, Hisao Ito, Masataka Kinoshita, Weiren Lin, Koji Masuda, Takuo Matsubara, Osamu Matsubayashi, Kazuo Mizoguchi, Masafumi Murayama, Kenshiro Otsuki, Toshihiko Shimamoto, Hiroki Sone, Miki Takahashi, Wataru Tanikawa, Masaharu Tanimizu, Wonn Soh, and Sheng-Rong Song, Low total and inorganic carbon contents within the Chelungpu fault system, Geochemical Journal, 41, 391-396, 2007. PDF
[A29] Kuwae, M., H. Yamaguchi, N. K. Tsugeki, H. Miyasaka, K. Fukumori, M. Ikehara, M. Genkai-Kato, K. Omori, T. Sugimoto, S. Ishida, H. Takeoka, Spatial distribution of organic and sulfur geochemical parameters of oxic to anoxic surface sediments in Beppu Bay in southwest Japan, Estuarine, Coastal and Shelf Science, 72, 348-358, 2007.
[2006]
[A28] Hirono, T., M. Ikehara, T. Mishima, W. Soh, W. Lin, E.-C. Yeh, and Y.-B. Tsai, Disk-shaped black materials discovered from the Taiwan Chelungpu fault, Geophysical Research Letters, 33, L19311, doi:10.1029/2006GL027329, 2006. abstract
[A27] Okazaki, Y., O. Seki, T. Nakatsuka, T. Sakamoto, M. Ikehara, K. Takahashi, Cycladophora davisiana (Radiolaria) in the Okhotsk Sea: a key for reconstructing glacial ocean conditions, Journal of Oceanography, Vol. 62, No. 5, pp. 639-648, 2006.
[A26] Sakamoto, T., Ikehara, M., Uchida, M., Aoki, Shibata, Y., K., Kanamatsu, T., Harada, N., Iijima, K., Katsuki, K., Asahi, H., Takahashi, K., Sakai, H., Kawahata, H., Millennial-scale variations of sea-ice expansion in the southwestern part of the Okhotsk Sea during 120 kyr: Age model, and ice-rafted debris in IMAGES Core MD01-2412, Global and Planetary Change, 53, 58-77, 2006. abstract
[A25] Kameo, K., Okada, M., El-Masry, M., Hisamitsu, T., Saito, S., Nakazato, H., Ohkouchi, N., Ikehara, M., Kitazato, H., and Taira, A., An age model and physical properties of the upper Quaternary core sediments in the Choshi area, central Japan, and their paleoceanographic significance, The Island Arc, 15 (3), 366-377, 2006.
[A24] Harada, N., Ahagon, N., Sakamoto, T., Uchida, M., Ikehara, M., and Shibata, Y., Rapid fluctuation of alkenone temperature in the southwestern Okhotsk Sea during the past 120 kyr, Global and Planetary Change, 53, 29-36, 2006.
[A23] 池原 実・村山雅史・多田井修・外西奈津美・大道修宏・川幡穂高・安田尚登，四国沖から採取された２本のIMAGESコアを用いた第四紀後期におけるテフラ層序，化石，79, 60-76, 2006.
[A22] Kiyokawa, S., Ito, T., Ikehara, M., and Kitajima, F., Middle Archean volcano-hydrothermal sequence: bacterial-bearing 3.2-Ga Dixon Island Formation, coastal Pilbara terrane, Australia, GSA Bulletin, 118, 3-22, 2006. abstract
[2005]
[A21] Sakamoto, T., M. Ikehara, K. Aoki, K. Iijima, N. Kimura, T. Nakatsuka, and M. Wakatsuchi Ice-rafted debris (IRD) based sea-ice expansion events during the past 100 kyrs in the Okhotsk Sea, Deep Sea Research II, 52, 2275-2301, 2005. abstract
[A20] Okazaki, Y., K. Takahashi, K. Katsuki, A. Ono, J. Hori, T. Sakamoto, M. Uchida, Y. Shibata, M. Ikehara, and K. Aoki, Late Quaternary paleoceanographic changes in the southwestern part of the Okhotsk Sea: Based on analyses of geochemical, radiolarian, and diatom records, Deep-Sea Research II 52 (16-18), 2332-2350, 2005.
[A19] Seki, O., Kawamura, K., Sakamoto, T., Ikehara, M., Nakatsuka, T., Wakatsuchi, M., Decreased surface salinity in the Sea of Okhotsk during the last glacial period estimated from alkenones, Geophysical Research Letters, 32, doi:10.1029/2004GL022177, 2005. abstract
[2004]
[A18] Seki, O., M. Ikehara, K. Kawamura, T. Nakatsuka, H. Narita, T. Sakamoto and K. Ohnishi, Reconstruction of plaeoproductivity in the Sea of Okhotsk over the last 30 kyrs, Paleoceanography, Vol. 19, doi: 10.1029/2002PA000808, 2004. abstract
[A17] Seki, O., K. Kawamura, M. Ikehara, T. Nakatsuka, T. Oba, Variation of alkenone sea surface temperature in the Sea of Okhotsk over the last 85 kyrs, Organic Geochemistry, 35, 347-354, 2004. abstract
[2003]
[A16] Okazaki, Y., K. Takahashi, H. Yoshitani, T. Nakatsuka, M. Ikehara, M. Wakatsuchi, Radiolaria under the seasonally sea-ice covered conditions in the Okhotsk Sea: flux and their implications for paleoceanography, Marine Micropaleontology, 49, 195-230, 2003.
[A15] Koizumi, I., Shiga, K., Irino, T., and Ikehara, M., Diatom records of the late Holocene in the Okhotsk Sea, Marine Micropaleontology, 49, 139-156, 2003.
[A14] Kimoto, K., Takaoka, H., Oda, M., Ikehara, M., Matsuoka, H., Oba, T., and Taira, A., Carbonate dissolution and planktonic foraminiferal assemblages observed in three piston cores collected above the lysocline in the western equatorial Pacific, Marine Micropaleontology, 47, 227-251, 2003. abstract
[A13] Seki, O., K. Kawamura, T. Nakatsuka, K. Ohnishi, M. Ikehara and M. Wakatsuchi, Sediment core profiles of long-chain n-alkanes in the Sea of Okhotsk: Enhanced transport of terrestrial organic matter from the last deglaciation to the early Holocene, Geophysical Research Letters, vol.30, No.1, 1001, doi: 10.1029/2001GRL014464, 2003.
[2002]
[A12] 山本正伸，入野智久，大場忠道，村山雅史，池原実，日本近海の長尺ピストンコアリングに見いだされたスープ状擾乱層，石油技術協会誌，67,6,590-593，2002
[A11] Narita, H., Sato, M., Tsunogai, S., Ikehara, M., Natatsuka, T., Wakatsuchi, M., Harada, N., Ujiie, Y., Biogenic opal indicating less productive northwesten North Pacific during the glacial ages, Geophysical Research Letters, 29, 22-26, 2002.
[2001]
[A10] A. Rosell-Mele, E. Bard, K.-C. Emeis, J. O. Grimalt, P. Muller, R. Schneider, I., Bouloubassi, B. Epstein, K. Fahl, A. Fluegge, K. Freeman, M. Goni, U. Guntner, D., Hartz, S. Hellebust, T. Herbert, M. Ikehara, R. Ishiwatari, K. Kawamura, F. Kenig, J. de Leeuw, S. Lehman, L. Mejanelle, N. Ohkouchi, R. D. Pancost, C. Pelejero, F. Prahl, J. Quinn, J.-F. Rontani, F. Rostek, J. Rullkotter, J. Sachs, T. Blanz, K. Sawada, D. Schulz-Bull, E. Sikes, C. Sonzogni, Y. Ternois, G. Versteegh, J. K. Volkman, and S. Wakeham, Precision of the current methods to measure the alkenone proxy UK'37 and absolute alkenone abundance in sediments: Results of an interlaboratory comparison study, Geochemistry, Geophysics, Geosystems, 2, July 6, 2001.(Go to text in the G-cubed site)
[A9] 池原 実・竹本紀之・大河内直彦・河村公隆，南大洋の表層堆積物における多環芳香族炭化水素の緯度分布，地球化学，35，73-84，2001.
[2000]
[A8] 河村公隆・加治貴・大河内直彦・中塚武・池原実，北部北太平洋・ベーリング海における懸濁粒子の脂質成分・安定炭素同位体比の鉛直分布，日本プランクトン学会報、47, 140-143, 2000．
[A7] Ikehara, M., K. Kawamura, N. Ohkouchi, M. Murayama, T. Nakamura, and A. Taira, Variations of terrestrial input and marine productivity in the Southern Ocean (48 ｡S) during the last two deglaciations, Paleoceanography, 15, 170-180, 2000. abstract
[A6] Ohkouchi, N., Kawamura, K., Takemoto, N., Ikehara, M., and Nakatsuka, T., Implications of carbon isotope ratios of C27-C33 alkanes and C37 alkenes for the sources of organic matter in the Southern Ocean surface sediments, Geophys. Res. Lett., 27, 233-236, 2000.
[1999]
[A5] Ikehara, M., K. Kawamura, N. Ohkouchi and A. Taira, Organic geochemistry of greenish clay and organic rich sediments since early Miocene from Hole 985A, Norway Basin, Proceedings of the Ocean Drilling Program, Scientific Results, 162, 209-216, 1999.
[1998]
[A4] Hyun, S., Ikehara, M., Jansen, E., and Raymo, M. E., Scientific achievements of the ODP (Ocean Drilling Program) and paleoceanography of the North Atlantic Ocean (ODP Leg 162), The Journal of the Korean Earth Science Society, 19 (2), 260-268, 1998.
[1997]
[A3] Ikehara, M., K. Kawamura, N. Ohkouchi, K. Kimoto, M. Murayama, T. Nakamura, T. Oba, and A. Taira, Alkenone sea surface temperature in the Southern Ocean for the last two deglaciations, Geophys. Res. Lett., 24, 679-682, 1997. abstract
[1996]
[A2] Hyun S., N. Ahagon, S. Saito, M. Ikehara, T. Oba, and A. Taira, Geochemical evidence for spatial paleoproductivity variations in the Northwest Pacific (Shikoku Basin) during the last glacial maximum. The Journal of the Korea Society of Oceanography, 31, 207-216, 1996.
[1995]
[A1] Nakatsuka, T., Harada, N., Matsumoto, E., Handa, N., Oba, T., Ikehara, M., Matsuoka, H., and Kimoto, K., Glacial-interglacial migration of an upwelling field in the western equatorial Pacific recorded by sediment 15N/14N, Geophys. Res. Lett., 22, 2525-2528, 1995.
■ Dissertations ■
Graduate thesis: Ikehara, M., Cyclicity in the deep-sea core from the off Great Barrier Reef -Sedimentary environmental changes by the galcial sea-level changes-, B.S. thesis, Kanazawa University, 1992 (in Japanese).
Master's thesis: Ikehara, M., Paleoceanographic changes in the western Equatorial Pacific Ocean during the past 200 kyrs, M.S. thesis, Kanazawa University, pp.73, 1994.
Docter's thesis: Ikehara, M., Late Pleistocene Southern Ocean Paleoceanography based on Organic and Stable Isotope Geochemistry, Dr. S. thesis, Univ. of Tokyo, pp.234, 1997.
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