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1

Crystal structures of synthetic 7 Ã and 10 Ã manganates substituted by mono- and divalent cations

Kuma, Kenshi, Usui, Akira, Paplawsky, William, Gedulin, Benjamin, Arrhenius, Gustaf

Journal:

Mineralogical Magazine

Year:

1994

File:

PDF, 4.00 MB

1994

2

Trace determination of sugar acids (gluconic acid) in sea water by liquid chromatography

Shigeto Nakabayashi, Isao Kudo, Kenshi Kuma, Katsuhiko Matsunaga, Hasebe Kiyoshi

Journal:

Analytica Chimica Acta

Year:

1993

Language:

english

File:

PDF, 367 KB

english, 1993

3

Residence times for Cd and PO4 in Funka Bay, Japan

Kazuo Abe, Kenshi Kuma, Isao Kudo, Katsuhiko Matsunaga

Journal:

Marine Chemistry

Year:

1990

Language:

english

File:

PDF, 313 KB

english, 1990

4

Behavior and dynamic balance of manganese during spring bloom in Funka Bay, Japan

Isao Kudo, Tomoyuki Ohyama, Shigeto Nakabayashi, Kenshi Kuma, Katsuhiko Matsunaga

Journal:

Marine Chemistry

Year:

1992

Language:

english

File:

PDF, 712 KB

english, 1992

5

Photo-reduction of Fe(III) by dissolved organic substances and existence of Fe(II) in seawater during spring blooms

Kenshi Kuma, Shigeto Nakabayashi, Yoshihiro Suzuki, Isao Kudo, Katsuhiko Matsunaga

Journal:

Marine Chemistry

Year:

1992

Language:

english

File:

PDF, 732 KB

english, 1992

6

Dissolution rate and solubility of colloidal hydrous ferric oxide in seawater

Kenshi Kuma, Shigeto Nakabayashi, Yoshihiro Suzuki, Katsuhiko Matsunaga

Journal:

Marine Chemistry

Year:

1992

Language:

english

File:

PDF, 609 KB

english, 1992

7

Spatial variability of iron in the surface water of the northwestern North Pacific Ocean

Hyoe Takata, Kenshi Kuma, Shoei Iwade, Yoshinobu Yamajyoh, Atsushi Yamaguchi, Shohgo Takagi, Keiichiro Sakaoka, Youhei Yamashita, Eiichiro Tanoue, Takashi Midorikawa, Kan Kimura, Jun Nishioka

Journal:

Marine Chemistry

Year:

2004

Language:

english

File:

PDF, 459 KB

english, 2004

8

Variation of size-fractionated Fe concentrations and Fe(III) hydroxide solubilities during a spring phytoplankton bloom in Funka Bay (Japan)

Kenshi Kuma, Akira Katsumoto, Naonobu Shiga, Tomoo Sawabe, Katsuhiko Matsunaga

Journal:

Marine Chemistry

Year:

2000

Language:

english

File:

PDF, 337 KB

english, 2000

9

Effect of natural organic-Fe(III) complex on iron uptake and growth of a brown alga Laminaria religiosa Miyabe

Goroh Nigi, Kenshi Kuma, Katsuhiko Matsunaga

Journal:

Fisheries Science

Year:

2000

Language:

english

File:

PDF, 226 KB

english, 2000

10

Effect of aging time on the availability of freshly precipitated ferric hydroxide to coastal marine diatoms

Masahiko Yoshida, Kenshi Kuma, Shouei Iwade, Yutaka Isoda, Hyoe Takata, Masumi Yamada

Journal:

Year:

2006

Language:

english

File:

PDF, 471 KB

english, 2006

11

Benthic Front and the Yamato Basin Bottom Water in the Japan Sea

Tomoharu Senjyu, Yutaka Isoda, Takafumi Aramaki, Shigeyoshi Otosaka, Shinzo Fujio, Daigo Yanagimoto, Takashi Suzuki, Kenshi Kuma, Kosuke Mori

Journal:

Journal of Oceanography

Year:

2005

Language:

english

File:

PDF, 1.75 MB

english, 2005

12

Processes influencing iron distribution in the coastal waters of the Tsugaru Strait, Japan

Yukiyo Saitoh, Kenshi Kuma, Yutaka Isoda, Hiroshi Kuroda, Hiromi Matsuura, Taku Wagawa, Hyoe Takata, Naoto Kobayashi, Seiya Nagao, Takeshi Nakatsuka

Journal:

Journal of Oceanography

Year:

2008

Language:

english

File:

PDF, 1.37 MB

english, 2008

13

Importance of intracellular Fe pools on growth of marine diatoms by using unialgal cultures and on the Oyashio region phytoplankton community during spring

Koji Sugie, Kenshi Kuma, Satoshi Fujita, Satomi Ushizaka, Koji Suzuki, Tsutomu Ikeda

Journal:

Journal of Oceanography

Year:

2011

Language:

english

File:

PDF, 582 KB

english, 2011

14

Effects of Mn and Fe on growth of a coastal marine diatomTalassiosira weissflogiiin the presence of precipitated Fe(III) hydroxide and EDTA-Fe(III) complex

Satomi Ushizaka, Kenshi Kuma, Koji Suzuki

Journal:

Fisheries Science

Year:

2011

Language:

english

File:

PDF, 586 KB

english, 2011

15

Significance of Mn and Fe for growth of coastal marine diatomThalassiosira weissflogii

Satomi USHIZAKA, Kohji SUGIE, Masumi YAMADA, Mariko KASAHARA, Kenshi KUMA

Journal:

Fisheries Science

Year:

2008

Language:

english

File:

PDF, 309 KB

english, 2008

16

Intrusion of the Oyashio water into the eastern mouth of Tsugaru Strait in early summer, 2003

Hiroshi Kuroda, Yutaka Isoda, Hidetaka Takeoka, Kenshi Kuma, Satoshi Honda, Hiromi Matsuura, Yukiyo Saitoh, Hyoe Takata, Shoei Iwade, Taku Wagawa, Naoto Kobayashi

Journal:

Continental Shelf Research

Year:

2012

Language:

english

File:

PDF, 2.39 MB

english, 2012

17

Increase in Si:N drawdown ratio due to resting spore formation by spring bloom-forming diatoms under Fe- and N-limited conditions in the Oyashio region

Koji Sugie, Kenshi Kuma, Satoshi Fujita, Tsutomu Ikeda

Journal:

Journal of Experimental Marine Biology and Ecology

Year:

2010

Language:

english

File:

PDF, 856 KB

english, 2010

18

Photoreduction of Fe(III) by hydroxycarboxylic acids in seawater

Kenshi Kuma, Shigeto Nakabayashi, Katsuhiko Matsunaga

Journal:

Year:

1995

Language:

english

File:

PDF, 859 KB

english, 1995

19

Nutrient and diatom dynamics during late winter and spring in the Oyashio region of the western subarctic Pacific Ocean

Koji Sugie, Kenshi Kuma, Satoshi Fujita, Yuta Nakayama, Tsutomu Ikeda

Journal:

Deep Sea Research Part II: Topical Studies in Oceanography

Year:

2010

Language:

english

File:

PDF, 815 KB

english, 2010

20

Temporal variability and bioavailability of iron and other nutrients during the spring phytoplankton bloom in the Oyashio region

Yuta Nakayama, Kenshi Kuma, Satoshi Fujita, Koji Sugie, Tsutomu Ikeda

Journal:

Deep Sea Research Part II: Topical Studies in Oceanography

Year:

2010

Language:

english

File:

PDF, 1.35 MB

english, 2010

21

Fluorescence characteristics of dissolved organic matter in the deep waters of the Okhotsk Sea and the northwestern North Pacific Ocean

Youhei Yamashita, Rose M. Cory, Jun Nishioka, Kenshi Kuma, Eiichiro Tanoue, Rudolf Jaffé

Journal:

Deep Sea Research Part II: Topical Studies in Oceanography

Year:

2010

Language:

english

File:

PDF, 730 KB

english, 2010

22

Riverine input of bioavailable iron supporting phytoplankton growth in Kesennuma Bay (Japan)

Katsuhiko Matsunaga, Jun Nishioka, Kenshi Kuma, Kenji Toya, Yoshihiro Suzuki

Journal:

Year:

1998

Language:

english

File:

PDF, 316 KB

english, 1998

23

Iron(III) hydroxide solubility and humic-type fluorescent organic matter in the deep water column of the Okhotsk Sea and the northwestern North Pacific Ocean

Heihachiro Tani, Jun Nishioka, Kenshi Kuma, Hyoe Takata, Youhei Yamashita, Eiichiro Tanoue, Takashi Midorikawa

Journal:

Deep Sea Research Part I: Oceanographic Research Papers

Year:

2003

Language:

english

File:

PDF, 302 KB

english, 2003

24

Spatial variability of Fe(III) hydroxide solubility in the water column of the northern North Pacific Ocean

Kenshi Kuma, Akira Katsumoto, Hajime Kawakami, Fumiaki Takatori, Katsuhiko Matsunaga

Journal:

Deep Sea Research Part I: Oceanographic Research Papers

Year:

1998

Language:

english

File:

PDF, 362 KB

english, 1998

25

Iron and humic-type fluorescent dissolved organic matter in the Chukchi Sea and Canada Basin of the western Arctic Ocean

Nakayama, Yuta, Fujita, Satoshi, Kuma, Kenshi, Shimada, Koji

Journal:

Journal of Geophysical Research

Year:

2011

Language:

english

File:

PDF, 1.10 MB

english, 2011

26

Control on dissolved iron concentrations in deep waters in the western North Pacific: Iron(III) hydroxide solubility

Journal:

Journal of Geophysical Research

Year:

2003

Language:

english

File:

PDF, 162 KB

english, 2003

27

Vertical distributions of iron(III) hydroxide solubility and dissolved iron in the northwestern North Pacific Ocean

Nakabayashi, Shigeto, Kusakabe, Masashi, Kuma, Kenshi, Kudo, Isao

Journal:

Geophysical Research Letters

Year:

2001

Language:

english

File:

PDF, 488 KB

english, 2001

28

Controls on iron distributions in the deep water column of the North Pacific Ocean: Iron(III) hydroxide solubility and marine humic-type dissolved organic matter

Kitayama, Saori, Kuma, Kenshi, Manabe, Eri, Sugie, Koji, Takata, Hyoe, Isoda, Yutaka, Toya, Kenji, Saitoh, Sei-ichi, Takagi, Shohgo, Kamei, Yoshihiko, Sakaoka, Keiichiro

Journal:

Journal of Geophysical Research

Year:

2009

Language:

english

File:

PDF, 484 KB

english, 2009

29

Solubility and dissolution rate of colloidal γ-FeOOH in seawater

Kenshi Kuma, Yoshihiro Suzuki, Katsuhiko Matsunaga

Journal:

Year:

1993

Language:

english

File:

PDF, 652 KB

english, 1993

30

Comparing the vertical distribution of iron in the eastern and western North Pacific Ocean

Takata, Hyoe, Kuma, Kenshi, Saitoh, Yukiyo, Chikira, Mitsuru, Saitoh, Sei-ichi, Isoda, Yutaka, Takagi, Shohgo, Sakaoka, Keiichiro

Journal:

Geophysical Research Letters

Year:

2006

Language:

english

File:

PDF, 106 KB

english, 2006

31

Iron supply to the western subarctic Pacific: Importance of iron export from the Sea of Okhotsk

Nishioka, Jun, Ono, Tsuneo, Saito, Hiroaki, Nakatsuka, Takeshi, Takeda, Shigenobu, Yoshimura, Takeshi, Suzuki, Koji, Kuma, Kenshi, Nakabayashi, Shigeto, Tsumune, Daisuke, Mitsudera, Humio, Johnson, W.

Journal:

Journal of Geophysical Research

Year:

2007

Language:

english

File:

PDF, 2.56 MB

english, 2007

32

Iron in the Japan Sea and its implications for the physical processes in deep water

Takata, Hyoe, Kuma, Kenshi, Isoda, Yutaka, Otosaka, Shigeyoshi, Senjyu, Tomoharu, Minagawa, Masayuki

Journal:

Geophysical Research Letters

Year:

2008

Language:

english

File:

PDF, 261 KB

english, 2008

33

Iron distributions in the water column of the Japan Basin and Yamato Basin (Japan Sea)

Fujita, Satoshi, Kuma, Kenshi, Ishikawa, Satoko, Nishimura, Shotaroh, Nakayama, Yuta, Ushizaka, Satomi, Isoda, Yutaka, Otosaka, Shigeyoshi, Aramaki, Takafumi

Journal:

Journal of Geophysical Research

Year:

2010

Language:

english

File:

PDF, 1.02 MB

english, 2010

34

Availability of particulate Fe to phytoplankton in the Sea of Okhotsk

Sugie, Koji, Nishioka, Jun, Kuma, Kenshi, Volkov, Yuri N., Nakatsuka, Takeshi

Journal:

Marine Chemistry

Year:

2013

Language:

english

File:

PDF, 1.16 MB

english, 2013

35

Intensive mixing along an island chain controls oceanic biogeochemical cycles

Nishioka, Jun, Nakatsuka, Takeshi, Watanabe, Yutaka W., Yasuda, Ichiro, Kuma, Kenshi, Ogawa, Hiroshi, Ebuchi, Naoto, Scherbinin, Alexey, Volkov, Yuri N., Shiraiwa, Takayuki, Wakatsuchi, Masaaki

Journal:

Global Biogeochemical Cycles

Year:

2013

Language:

english

File:

PDF, 3.14 MB

english, 2013

36

Controls on Iron(III) Hydroxide Solubility in Seawater: The Influence of pH and Natural Organic Chelators

Kenshi Kuma, Jun Nishioka and Katsuhiko Matsunaga

Journal:

Limnology and Oceanography

Year:

1996

Language:

english

File:

PDF, 1.61 MB

english, 1996

37

Effect of Hydroxamate Ferrisiderophore Complex (Ferrichrome) on Iron Uptake and Growth of a Coastal Marine Diatom, Chaetoceros sociale

Kenshi Kuma, Junya Tanaka, Kensuke Matsunaga and Katsuhiko Matsunaga

Journal:

Limnology and Oceanography

Year:

2000

Language:

english

File:

PDF, 1.47 MB

english, 2000

38

Variation in Iron(III) Solubility and Iron Concentration in the Northwestern North Pacific Ocean

Shigeto Nakabayashi, Kenshi Kuma, Kohsei Sasaoka, Seiichi Saitoh, Mamiko Mochizuki, Naonobu Shiga and Masashi Kusakabe

Journal:

Limnology and Oceanography

Year:

2002

Language:

english

File:

PDF, 365 KB

english, 2002

39

Chemical evidence for the origin of the cold water belt along the northeastern coast of Hokkaido

Kuma, Kenshi, Sasayama, Ryohei, Hioki, Nanako, Morita, Yuichiroh, Isoda, Yutaka, Hirawake, Tohru, Imai, Keiri, Aramaki, Takafumi, Nakamura, Tomohiro, Nishioka, Jun, Ebuchi, Naoto

Journal:

Journal of Oceanography

Year:

2014

Language:

english

File:

PDF, 3.05 MB

english, 2014

40

Impacts of elevated CO2on particulate and dissolved organic matter production: microcosm experiments using iron-deficient plankton communities in open subarctic waters

Yoshimura, Takeshi, Suzuki, Koji, Kiyosawa, Hiroshi, Ono, Tsuneo, Hattori, Hiroshi, Kuma, Kenshi, Nishioka, Jun

Journal:

Journal of Oceanography

Year:

2013

Language:

english

File:

PDF, 866 KB

english, 2013

41

Dissolved organic phosphorus production and decomposition during open ocean diatom blooms in the subarctic Pacific

Yoshimura, Takeshi, Nishioka, Jun, Ogawa, Hiroshi, Kuma, Kenshi, Saito, Hiroaki, Tsuda, Atsushi

Journal:

Marine Chemistry

Year:

2014

Language:

english

File:

PDF, 781 KB

english, 2014

42

Laterally spreading iron, humic-like dissolved organic matter and nutrients in cold, dense subsurface water of the Arctic Ocean

Hioki, Nanako, Kuma, Kenshi, Morita, Yuichirou, Sasayama, Ryouhei, Ooki, Atsushi, Kondo, Yoshiko, Obata, Hajime, Nishioka, Jun, Yamashita, Youhei, Nishino, Shigeto, Kikuchi, Takashi, Aoyama, Michio

Journal:

Scientific Reports

Year:

2014

Language:

english

File:

PDF, 5.88 MB

english, 2014

43

Iron, nutrients, and humic-type fluorescent dissolved organic matter in the northern Bering Sea shelf, Bering Strait, and Chukchi Sea

Nishimura, Shotaroh, Kuma, Kenshi, Ishikawa, Satoko, Omata, Aya, Saitoh, Sei-ichi

Journal:

Journal of Geophysical Research

Year:

2012

Language:

english

File:

PDF, 1.98 MB

english, 2012

44

Controls on iron(III) hydroxide solubility in seawater: The influence of pH and natural organic chelators

KUMA, KENSHI, NISHIOKA, JUN, MATSUNAGA, KATSUHIKO

Journal:

Limnology and Oceanography

Year:

1996

Language:

english

File:

PDF, 1.79 MB

english, 1996

45

Variation in iron(III) solubility and iron concentration in the northwestern North Pacific Ocean

Nakabayashi, Shigeto, Kuma, Kenshi, Sasaoka, Kohsei, Saitoh, Seiichi, Mochizuki, Mamiko, Shiga, Naonobu, Kusakabe, Masashi

Journal:

Limnology and Oceanography

Year:

2002

Language:

english

File:

PDF, 259 KB

english, 2002

46

Water column iron dynamics in the subarctic North Pacific Ocean and the Bering Sea

Uchida, Ren, Kuma, Kenshi, Omata, Aya, Ishikawa, Satoko, Hioki, Nanako, Ueno, Hiromichi, Isoda, Yutaka, Sakaoka, Keiichiro, Kamei, Yoshihiko, Takagi, Shohgo

Journal:

Journal of Geophysical Research Oceans

Year:

2013

Language:

english

File:

PDF, 1.01 MB

english, 2013

47

Regeneration dynamics of iron and nutrients from bay sediment into bottom water of Funka Bay, Japan

Hioki, Nanako, Kuma, Kenshi, Morita, Yuichiroh, Miura, Daichi, Ooki, Atsushi, Tanaka, Seiji, Onishi, Hiroji, Takatsu, Tetsuya, Kobayashi, Naoto, Kamei, Yoshihiko

Journal:

Journal of Oceanography

Year:

2015

Language:

english

File:

PDF, 1.38 MB

english, 2015

48

Effect of hydroxamate ferrisiderophore complex (ferrichrome) on iron uptake and growth of a coastal marine diatom, Chaetoceros sociale

Kuma, Kenshi, Tanaka, Junya, Matsunaga, Kensuke, Matsunaga, Katsuhiko

Journal:

Limnology and Oceanography

Year:

2000

Language:

english

File:

PDF, 134 KB

english, 2000

49

Transport of trace metals (Mn, Fe, Ni, Zn and Cd) in the western Arctic Ocean (Chukchi Sea and Canada Basin) in late summer 2012

Kondo, Yoshiko, Obata, Hajime., Hioki, Nanako, Ooki, Atsushi, Nishino, Shigeto, Kikuchi, Takashi, Kuma, Kenshi

Journal:

Deep Sea Research Part I: Oceanographic Research Papers

Year:

2016

Language:

english

File:

PDF, 2.97 MB

english, 2016

50

The Coercive Force of γ-Fe 2 O 3 Prepared from γ-FeOOH

Hamada, Shuichi, Kuma, Kenshi

Journal:

Bulletin of the Chemical Society of Japan

Year:

1977

File:

PDF, 454 KB

1977

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