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Featured researches published by Eiko Nakamura.
Radiochimica Acta | 1962
Tomitaro Ishimori; Eiko Nakamura
Summary The phenylarsonate, oxalate, mandelate and ethylenediaminetetraacetate of neptunium (IV) were radiochemically surveyed by the solvent extraction technique. An equation given by SCHUBERT as well as another one evolved by ISHIMORI for the composition of complex compounds, were applied to the measured distribution ratios in a di-(2-ethyl-hexyl)-phosphoric acid-hydrochloric acid system containing a complexing agent. The determined molar ratios of the complexing agents: neptunium (IV) were 2, 4 and 1 for phenylarsonate, oxalate and ethylenediaminetetraacetate, respectively. No mandelate of neptunium (IV) was observed in the acidity range studied. The dissociation constants for most of the complex compounds were calculated.
Bulletin of the Chemical Society of Japan | 1960
Tomitaro Ishimori; Kenju Watanabe; Eiko Nakamura
Bulletin of the Chemical Society of Japan | 1959
Tomitaro Ishimori; Eiko Nakamura
Bulletin of the Chemical Society of Japan | 1961
Eiko Nakamura
Journal of the Atomic Energy Society of Japan / Atomic Energy Society of Japan | 1961
Tomitaro Ishimori; Eiko Nakamura; Hiroko Murakami
Journal of the Atomic Energy Society of Japan / Atomic Energy Society of Japan | 1963
Tomitaro Ishimori; Kan Kimura; Eiko Nakamura; Kuniko Tsukuechi; Tomiko Osakabe
Bunseki Kagaku | 1963
Tomitaro Ishimori; Eiko Nakamura; Toshiko Kobune
Archive | 1963
Tomitaro Ishimori; Johkun Akatsu; Eiko Nakamura; Toshiko Kobune
Nippon Genshiryoku Gakkai-Shi | 1963
Tomitaro Ishimori; Kan Kimura; Eiko Nakamura; Wen-Pin Cheng; Reiko Ono
Journal of the Atomic Energy Society of Japan / Atomic Energy Society of Japan | 1963
Tomitaro Ishimori; Kan Kimura; Eiko Nakamura; Wen-Pin Cheng; Reiko Ono