Effect of Gamma Irradiation on the Oxidation State of Neptunium in Nitric Acid in the Presence of Selected Scavengers

REFERENCES

• Savel'ev , Yu.I. ; Ershova , Z.V. ; Vladimirova , M.V. ( 1966 ) Alpha-radiolysis of aqueous solutions of nitric acid . Soviet Radiochemistry , 9 ( 2 ): 225 – 230 .
   Google Scholar
• Kazinjian , A.R. ; Miner , F.J. ; Brown , A.K. ; Hagan , P.E. ; Berry , J.W. ( 1970 ) Radiolysis of nitric acid solutions: L.E.T. effects . Trans. Faraday Soc. , 66 : 2192 – 2198 .
   Google Scholar
• Tochiyama , O. ; Nakamura , Y. ; Katayama , Y. ; Inoue , Y. ( 1995 ) Equilibrium of nitrous acid-catalyzed oxidation of neptunium in nitric acid-TBP extraction system . Journal of Nuclear Science and Technology , 32 ( 1 ): 50 – 59 .
   Web of Science ®Google Scholar
• Tochiyama , O. ; Nakamura , Y. ; Hirota , M. ; Inoue , Y. ( 1995 ) Kinetics of nitrous acid-catalyzed oxidation of neptunium in nitric acid-TBP extraction system . Journal of Nuclear Science and Technology , 32 ( 2 ): 118 – 124 .
   Web of Science ®Google Scholar
• Benedict , M. ; Pifgord , T. ; Levi , H. ( 1981 ) Nuclear Chemical Engineering, , 2nd Ed. ; McGraw-Hill Book Company : New York .
   Google Scholar
• Plimmer , H.A.P. ( 1925 ) The action of nitrous acid upon amides and other amino-compounds . J. Chem. Soc., Trans. , 127 : 2651 – 9 .
   Google Scholar
• Arndt , F. ; Amstutz , E.D. ; Myers , R.R. ( 1943 ) Organic Syntheses , Coll. Vol. 2; 461 (1935, Annual Vol. 15, 48) .
   Google Scholar
• Williams , D.L.H. ( 2004 ). Nitrosation Reactions and the Chemistry of Nitric Oxide ; Elsevier B.V. : Amsterdam , The Netherlands .
   Google Scholar
• Hughes , M.N. ; Stedman , G. ( 1964 ) The mechanism of the deamination of acetamide . J. Chem. Soc. , 5840 – 5844 .
   Google Scholar
• Koltunov , V.S. ; Frolov , K.M. ; Marchenko , V.I. ( 1980 ) Interaction of Actinides with Vanadium Ions – I. equilibrium between Np(IV) and V(IV) . Soviet Radiochemistry , 22 ( 6 ): 630 – 633 .
   Google Scholar
• Friedman , H.A. ; Toth , L.M. ( 1980 ) Absorption spectra of Np(III), (IV), (V) and (VI) in nitric acid solution . J. Inorg. Nucl. Chem. , 42 ( 9 ): 1347 – 1349 .
   Web of Science ®Google Scholar
• Srinivasan , N. ; Ramaniah , M.V. ; Kumar , S.V. ( 1974 ). Counter-Current Extraction Studies of Neptunium by the Purex Process (Part-I), Report BARC-734 , Bhabha Atomic Research Center , Bombay .
   Google Scholar
• Zielen , A.J. ; Sullivan , J.C. ; Cohen , D. ; Hindman , J.C. ( 1958 ) A kinetic study of the reduction of neptunium(VI) by hydrogen peroxide . J. Am. Chem. Soc. , 80 : 5632 – 5635 .
   Google Scholar
• Vladimirova , M.V. ; Kulikov , I.A. ; Ryabova , A.A. ( 1975 ) Radiation-chemical behavior of transuranium elements in nitric acid solutions . Soviet Radiochemistry , 17 ( 2 ): 330 – 3 .
   Google Scholar
• Tananaev , I.G. ; Dzyubenko , V.I. (1988) Interaction of neptunium(V) with hydrogen peroxide in nitric acid solutions. Radiokhimiya , 30 (6): 842–845.
   Google Scholar
• Moulin , J.P. ( 1978 ) On the kinetics of redox reaction of neptunium in nitric acid – oxidation of neptunium(IV) to neptunium(V) – oxidation of neptunium(V) to neptunium(VI) by nitric acid, catalyzed by nitrous acid, Report CEA-R-4912 (Doctoral thesis written in French), Cent. Etud. Nucl., CEA, Fontenay-aux-Roses.
   Google Scholar
• Kulikov , I.A. ; Milovanova , A.S. ; Vladimirova , M.V. ( 1981 ) Oxidation of neptunium(IV) in nitric acid during gamma-radiolysis . Soviet Radiochemistry , 23 ( 4 ): 479 – 484 .
   Google Scholar
• Rykov , A.G. ; Timofeev , G.A. ; Yakovlev , G.N. ( 1969 ) Oxidation-reduction reactions of the actinide elements. IX. Kinetics of the reactions between neptunium(IV) and plutonium(IV) in perchlorate media . Soviet Radiochemistry , 11 ( 4 ): 443 .
   Google Scholar