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Mon, Apr 17, 2006

List of publications

＜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.

＜ Original Papers（peer-reviewed）＞

1) 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.

2) 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.

3) 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. (GRL.1997.abst.)

4) 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.

5) 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. (Text)

6) 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.

7) 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. (PO.2000.abst.)

8) 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．

9) 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. (in Japanese with English abstract)

10) 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)

11) 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.

12) 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.

13) 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.

14) 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

15) 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.

16) 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.

17) 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.

18) 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.

19) 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.

20) 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.

21) 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.

22) 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.

23) 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. (in Japanese with English abstract)

＜ Reports ＞

Minoru Ikehara, Kimitaka Kawamura, Tadamichi Oba, Kae Matsuda, Masafumi Murayama, Millennial scale oscillations of sea surface salinity in the Sea of Okhotsk during the late Quaternary, Proceedings of the International Symposium on Atmosphere-Ocean-Cryosphere Interaction in the Sea of Okhotsk and the surrounding environment, edited by M. Wakatsuchi and T. Hara, Institute of Low Temperature Science, Hokkaido University, pp. 90-91, 2001.

Ikehara, M., Ahagon, N., M. Murayama, H. Matsuoka, T. Niwai, Y. Shimanaga, M. Shirayama, C. Tamura, and C. Igarashi, Description of piston core samples in the Southern Ocean, Preliminary Report of KH94-4 Cruise, pp. 69-71, Univ. of Tokyo, 1996.

Ikehara, M., Okuno, N., Kimoto, K., and Tadai, O, Description of deep-sea sediments, Preliminary Report of KH96-1 Cruise, pp.121-136, Univ. of Tokyo, 1996.

Kawamura, K., Ikehara, M., Saito, T., and Kaji, T., Organic geochemistry of aerosols, particulate organic matter, and sediments in the northern North Pacific, Preliminary Report of KH97-2 Cruise, pp.76-84, Univ. of Tokyo, 1998.

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