Kyushu University Academic Staff Educational and Research Activities Database
List of Papers
Yusuke Okazaki Last modified date:2018.06.18

Associate Professor / (Department of Earth and Planetary Sciences, Graduate School of Sciences) / Department of Earth and Planetary Sciences / Faculty of Sciences


Papers
1. Takahito Ikenoue, Yusuke Okazaki, Kozo Takahashi, Tatsuhiko Sakamoto, Pliocene to Pleistocene radiolarian biostratigraphy and paleoceanography at IODP Site U1341 in the Bering Sea, Deep-Sea Research II, 10.1016/j.dsr2.2015.03.004, 125-126, 38-55, 2016.03.
2. Kozo Takahashi, Ana Christina Ravelo, Yusuke Okazaki, Introduction to Pliocene-Pleistocene paleoceanography of the Bering Sea, Deep-Sea Research II, 125-126, 1-7, 2016.03.
3. Hirofumi Asahi, Yusuke Okazaki, Minoru Ikehara, Boo-Keum Kim, Seung-Il Nam, Kozo Takahashi, Seasonal variability of O-18 and C-13 of planktic foraminifera in the Bering Sea and central subarctic Pacific during 1990-2000, PALEOCEANOGRAPHY, 10.1002/2015PA002801, 30, 10, 1328-1346, 2015.10.
4. Shinya Iwasaki, Katsunori Kimoto, Osamu Sasaki, Harumasa Kano, Makio Honda, Yusuke Okazaki, Observation of the dissolution process of Globigerina bulloides shells (planktic foraminifera) by X-ray micro-computed tomography, Paleoceanography, 10.1002/2014PA002639, 2015.04.
5. Akira Ijiri, Masako Yamane, Minoru Ikehara, Yusuke Yokoyama, Yusuke Okazaki, Online oxygen isotope analysis of sub-milligram quantities of biogenic opal using the inductive high-temperature carbon reduction method coupled with continuous-flow isotope ratio mass spectrometry, Journal of Quaternary Science, 10.1002/jqs.2716, 29, 455-462, 2014.07.
6. Yusuke Okazaki, Katsunori Kimoto, Hirofumi Asahi, Miyako Sato, Yuriko Nakamura, Glacial to deglacial ventilation and productivity changes in the southern Okhotsk Sea, Palaeogeography, Palaeoclimatology, Palaeoecology, 10.1016/j.palaeo.2013.12.013, 395, 53-66, 2014.01.
7. N. Harada, M. Sato, K. Oguri, K. Hagino, Okazaki Yusuke, K. Katsuki, Y. Tsuji, K.-H. Shin, O. Tadai, S.-I. Saitoh, H. Narita, Konno Susumu, R.W. Jordan, Y. Shiraiwa, J. Grebmeier, Enhancement of coccolithophorid blooms in the Bering Sea by recent environmental changes, GLOBAL BIOGEOCHEMICAL CYCLES, 10.1029/2011GB004177, 26, 2012.06.
8. S. Sugisaki, J. P. Buylaert, A. S. Murray, N. Harada, K. Kimoto, Okazaki Yusuke, T. Sakamoto, K. Iijima, S. Tsukamoto, H. Miura, Y. Nogi, High resolution optically stimulated luminescence dating of a sediment core from the southwestern Sea of Okhotsk, Geochemistry Geophysics Geosystems , doi:10.1029/2011GC004029, 13, 2012.05.
9. Harada, N., M. Sato, O. Seki, A. Timmermann, H. Moossen, J. Bendle, Y. Nakamura, K. Kimoto, Y. Okazaki, K. Nagashima, S.A. Gorbarenko, A. Ijiri, T. Nakatsuka, L. Menviel, M.O. Chikamoto, A. Abe-Ouchi, and S. Schouten, Sea surface temperature changes in the Okhotsk Sea and adjacent North Pacific during the last glacial maximum and deglaciation, Deep-Sea Research II, 10.1016/j.dsr2.2011.12.007, 61-64, 93-105, 2012.03.
10. Chikamoto, M.O., L. Menviel, A. Abe-Ouchi, R. Ohgaito, A. Timmermann, Y. Okazaki, N. Harada, A. Oka, and A. Mouchet, Variability in North Pacific intermediate and deep water ventilation during Heinrich events in two coupled climate models, Deep-Sea Research II, 10.1016/j.dsr2.2011.12.002, 61-64, 114-126, 2012.03.
11. Menviel, L., A. Timmermann, O. Timm, A. Mouchet, A. Abe-Ouchi, M.O., Chikamoto, N. Harada, R. Ohgaito, and Y. Okazaki, Removing the North Pacific halocline: effects on global climate, ocean circulation and the carbon cycle, Deep-Sea Research II, 10.1016/j.dsr2.2011.03.005, 61-64, 106-113, 2012.03.
12. Hu, A., G. A. Meehl, W. Han, A. Abe-Ouchi, C. Morrill, Y. Okazaki, and M.O. Chikamoto, The Pacific-Atlantic seesaw and the Bering Strait, Geophysical Research Letters, 10.1029/2011GL050567, 39, L03702, 2012.02.
13. Okazaki, Y., T. Sagawa, H. Asahi, K. Horikawa, and J. Onodera, Ventilation changes in the western North Pacific since the last glacial period, Climate of the Past , doi:10.5194/cp-8-17-2012, 8, 17-24, 2012.01, [URL].
14. Chapligin, B., M.J. Leng, E. Webb, A. Alexandre, J.P. Dodd, A. Ijiri, A. Lücke, A. Shemesh, A. Abelmann, U. Herzschuh, F.J. Longstaffe, H. Meyer, R. Moschen, Y. Okazaki, N.H. Rees, Z.D. Sharp, H.J. Sloan, C. Sonzogni, G.E.A. Swann, F. Sylvestre, J.J. Tyler and R. Yam, Inter-laboratory comparison of oxygen isotope compositions from biogenic silica, Geochimica et Cosmochimica Acta, doi:10.1016/j.gca.2011.08.011, 75, 7242-7256, 2011.01.
15. Okazaki, Y., A. Timmermann, L. Menviel, N. Harada, A. Abe-Ouchi, M.O. Chikamoto, A. Mouchet, and H. Asahi, Deepwater formation in the North Pacific during the last glacial termination, Science, 10.1126/science.1190612, 329, 5988, 200-204, 2010.07.
16. Katsuki, K., B.K. Khim, T. Itaki, Y. Okazaki, K. Ikehara, Y. Shin, H.I. Yoon, and C.Y. Kang, Sea-ice distribution and atmospheric pressure patterns in southwestern Okhotsk Sea since the Last Glacial Maximum, Global and Planetary Change, 10.1016/j.gloplacha.2009.12.005, 72, 99-107, 2010.01.
17. Horikawa, K., Y. Asahara, K. Yamamoto, and Y. Okazaki, Intermediate water formation in the Bering Sea during glacial periods: Evidence from neodymium isotope ratios, Geology, 10.1130/G30225.1, 38, 435-438, 2010.01.
18. Katsuki, K., B.K. Khim BK, T. Itaki, N. Harada, H. Sakai, T. Ikeda, K. Takahashi, Y. Okazaki, and H. Asahi, Land-sea linkage of Holocene paleoclimate on the Southern Bering Continental Shelf, Holocene , 10.1177/0959683609105298, 19, 747-756, 2009.01.
19. Ishitani, Y., K. Takahashi, K., Y. Okazaki, and S. Tanaka, Vertical and geographic distribution of selected radiolarian species in the North Pacific, Micropaleontology, 54, 27-39, 2008.01.
20. Okazaki, Y., K. Takahashi, and H. Asahi, Temporal fluxes of radiolarians along the W-E transect in the central and western equatorial Pacific, 1999-2002, Micropaleontology, 54, 1, 71-85, 2008.01.
21. Okazaki, Y., O. Seki, T. Nakatsuka, T. Sakamoto, M. Ikehara, and K. Takahashi, Cycladophora davisiana (Radiolaria) in the Okhotsk Sea: a key for reconstructing glacial ocean conditions, Journal of Oceanography, 62, 5, 639-648, 2006.01.
22. Ono, A., K. Takahashi, K. Katsuki, Y. Okazaki, and T. Sakamoto, The Dansgaard-Oeschger cycles discovered in the up stream source region of the North Pacific Intermediate Water formation, Geophysical Research Letters, 10.1029/2004GL022260, 32, 11, L11607, 2005.01.
23. Okazaki, Y., K. Takahashi, H. Asahi, K. Katsuki, J. Hori, H. Yasuda, Y. Sagawa, and H. Tokuyama, Productivity changes in the Bering Sea during the late Quaternary, Deep-Sea Research II , 10.1016/j.dsr2.2005.07.003, 52, 16-18, 2150-2162, 2005.01.
24. Okazaki, Y., K. Takahashi, J. Onodera, and M.C. Honda, Temporal and spatial flux changes of radiolarians in the northwestern North Pacific during 1997-2000, Deep-Sea Research II , 10.1016/j.dsr2.2005.07.006, 52, 16-18, 2240-2274, 2005.01.
25. 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 , 10.1016/j.dsr2.2005.07.007, 52, 16-18, 2332-2350, 2005.01.
26. Okazaki, Y., K. Takahashi, T. Itaki, and Y. Kawasaki, Comparison of radiolarian vertical distribution in the Okhotsk Sea near Kuril Islands and the northwestern North Pacific off Hokkaido Island, Marine Micropaleontology , 10.1016/j.marmicro.2004.01.003, 51, 3-4, 257-284, 2004.01.
27. Okazaki, Y., K. Takahashi, T. Nakatsuka, and M.C., Honda, The production scheme of Cycladophora davisiana (Radiolaria) in the Okhotsk Sea and the northwestern North Pacific: Implication for the paleoceanographic conditions during the glacials in the high latitude oceans, Geophysical Research Letters , 10.1029/2003GL018070, 30, 18, 1939, 2003.01.
28. Okazaki, Y., K. Takahashi, H. Yoshitani, T. Nakatsuka, M. Ikehara, and M. Wakatsuchi, Radiolarians under the seasonally sea-ice covered conditions in the Okhotsk Sea: Flux and their implications for paleoceanography, Marine Micropaleontology , 10.1016/S0377-8398(03)00037-9, 49, 3, 195-230, 2003.01.