Zobrazeno 1 - 10
of 11
pro vyhledávání: '"N I Rodygina"'
Autor:
A. G. Volkova, N. I. Rodygina, V. S. Zagumennov, S. G. Kotlyarevskii, Elena V. Zakharova, A. O. Pavlyuk, E. V. Bespala
Publikováno v:
Atomic Energy. 128:24-29
Work has been performed as part of the implementation of measures to reduce the hazard of irradiated graphite during the decommissioning of uranium-graphite nuclear reactors. Electrochemical decontamination is studied as a method of purifying the ind
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::49cf6210979b8314ef75a0488f5bba44
https://doi.org/10.1007/s10512-020-00645-z
https://doi.org/10.1007/s10512-020-00645-z
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 321:83-89
Interactions of components of the multibarrier safety system of an underground repository environment are important factors for safety assessments. Na–Al–P glass is the major high level waste (HLW) matrix in Russia. Degradation of HLW glass cause
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::521d901415ba3de43979294e2960c305
https://doi.org/10.1007/s10967-019-06569-8
https://doi.org/10.1007/s10967-019-06569-8
Publikováno v:
Radiochemistry. 60:657-663
Graphite samples from blocks and sleeves are characterized by extremely heterogeneous spatial distribution of radionuclides on the scale of tens and hundreds of micrometers. The graphite decontamination occurs in three steps: Up to 25% of 14C is remo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ba1e4ac3a844555ef0474dbdbed7ee63
https://doi.org/10.1134/s1066362218060152
https://doi.org/10.1134/s1066362218060152
Publikováno v:
Radiochemistry. 50:136-140
Oxidation of U(IV) with Np(V) in bicarbonate-carbonic acid solutions and the nature and reactivity of actinide(IV) compounds formed in these media were studied spectrophotometrically.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5d8f1af5eb64e7d4e028d8fb3ce8e490
https://doi.org/10.1134/s1066362208020070
https://doi.org/10.1134/s1066362208020070
Autor:
A Volkova, V M Ermolaev, I M Proshin, S G Kotlyarevskiy, E V Zakarova, N I Rodygina, E. V. Bespala, A. O. Pavliuk
Results of the experimental modeling of radionuclide behavior when creating additional safety barriers in solid radioactive waste repositories are presented. The experiments were run on the repository mockup containing solid radioactive waste fragmen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7616bc27c50506a1a7b1a052e757b1ef
http://earchive.tpu.ru/handle/11683/34722
http://earchive.tpu.ru/handle/11683/34722
Autor:
Alexander N. Turanov, N. I. Rodygina, A. N. Yarkevich, A. M. Fedoseev, Vasilii K. Karandashev, Z. V. Safronova
Publikováno v:
Radiochemistry. 49:618-623
Extraction of microamounts of U(VI), Th(IV), Pu(IV), and Am(III) nitrates from aqueous HNO3 solutions with solutions of (diphenylphosphinylmethyl)phenylphosphinic, (di-p-tolylphosphinylmethyl)phenylphosphinic, and (dioctylphosphinylmethyl)phosphinic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::952afa0e5483d009e8a063ec2e961993
https://doi.org/10.1134/s1066362207060148
https://doi.org/10.1134/s1066362207060148
Publikováno v:
Radiochemistry. 49:264-267
The distribution of microamounts of La, Ce, Pr, Nd, Sm, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, and Y nitrates between aqueous HNO3 solutions and solutions of polyalkylphosphonitrilic acid in a fluorinated alcohol was studied. The stoichiometry of the extrac
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c4e387c32638185b51054a87a705605f
https://doi.org/10.1134/s1066362207030095
https://doi.org/10.1134/s1066362207030095
Publikováno v:
Radiochemistry. 48:249-253
Reaction of Np(VI) compounds with Fe(II) in bicarbonate solutions was studied. Reaction of Np(V) with Fe(II) in the presence of phthalate ions was briefly considered. Iron(II) compounds reduce Np(V) compounds in solutions saturated with Ar or CO2 at
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a95121bfd488335d5077c887992d0e32
https://doi.org/10.1134/s1066362206030088
https://doi.org/10.1134/s1066362206030088
Publikováno v:
Radiochemistry. 47:177-180
Extraction of trace amounts of Pu(IV), U(VI), Th(IV), Am(III), and REEs(III) from nitric acid solutions with o-methyleneoxyphenyldiphosphine dioxides with phenyl (I) and butyl (II) substituents at the phosphoryl group is studied. The stoichiometry of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6ccf7582135586db03a2c7b09030f31c
https://doi.org/10.1007/s11137-005-0068-8
https://doi.org/10.1007/s11137-005-0068-8
Publikováno v:
Radiochemistry. 45:399-402
Treatment of the bottoms of the Leningrad Nuclear Power Plant to remove radionuclide using ferrocyanide sorbent was studied. To improve the efficiency of radionuclide sorption on the sorbent, the bottoms were subjected to a preliminary treatment invo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a5ab34f4ade7d6639427f3a9a3cbe12c
https://doi.org/10.1023/a:1026121906560
https://doi.org/10.1023/a:1026121906560