Zobrazeno 1 - 10
of 48
pro vyhledávání: '"I. Pidchenko"'
Autor:
T. Vitova, I. Pidchenko, D. Fellhauer, P. S. Bagus, Y. Joly, T. Pruessmann, S. Bahl, E. Gonzalez-Robles, J. Rothe, M. Altmaier, M. A. Denecke, H. Geckeis
Publikováno v:
Nature Communications, Vol 8, Iss 1, Pp 1-9 (2017)
Understanding the chemistry of heavy radioactive elements is crucial to harnessing them for fuel and medicine. Here, the authors combine advanced X-ray spectroscopy and modelling to the study the chemical bonding of the 5fvalence orbitals of uranium,
Externí odkaz:
https://doaj.org/article/c5c2920a9dd24959b0c2bc1df62f72f9
Akademický článek
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Autor:
Lucia Amidani, Robert J. Baker, Laszlo Vinze, Jörg Göttlicher, Simone Hempel, Stephen Bauters, Dirk Detollenaere, Irina Sinenko, Roelof van Silfhout, Stepan N. Kalmykov, Kristina O. Kvashnina, Dipanjan Banerjee, I. Pidchenko
Publikováno v:
RSC Advances 10(2020), 25529-25539
RSC ADVANCES
'RSC Advances ', vol: 10, pages: 25529-25539 (2020)
RSC Advances
RSC Advances, 10 (43), 25529-25539
RSC ADVANCES
'RSC Advances ', vol: 10, pages: 25529-25539 (2020)
RSC Advances
RSC Advances, 10 (43), 25529-25539
Herein, a multi-technique study was performed to reveal the elemental speciation and microphase composition in altered granitic rock collected from the Krunkelbach Valley uranium (U) deposit area near an abandoned U mine, Black Forest, Southern Germa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7b66601b5432e8bb706c8f934d755189
https://www.hzdr.de/publications/Publ-29613-1
https://www.hzdr.de/publications/Publ-29613-1
Autor:
Jörg Rothe, Elke Bohnert, Vanessa Montoya, David Fellhauer, Horst Geckeis, I. Pidchenko, Robert J. Baker, T. Prüßmann, Dieter Schild, Tonya Vitova, Xavier Gaona
Publikováno v:
Inorganic chemistry, 59 (1), 8–22
Neptunium(V) and uranium(VI) are precipitated from an aqueous potassium–sodium-containing carbonate-rich solution, and the solid phases are investigated. U/Np M4,5-edge high-energy resolution X-ray absorption near edge structure (HR-XANES) spectros
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6cd4c21194ee51b9dedb908245161b57
Autor:
Dieter Schild, Tonya Vitova, Saptarshi Biswas, I. Pidchenko, Peter W. Dunne, Piotr M. Kowalski, George Beridze, Robert J. Baker, Zheming Wang
Publikováno v:
Inorganic Chemistry. 57:1735-1743
The minerals studtite, [UO2(η2-O2)(H2O)2]·2H2O, and metastudtite, [UO2(η2-O2)(H2O)2], are uranyl peroxide minerals that are major oxidative alteration phases of UO2 under conditions of geological storage. The dehydration of studtite has been studi
Autor:
Tadahiro Yokosawa, Bernd Schimmelpfennig, Tonya Vitova, Horst Geckeis, David Fellhauer, S. Bahl, Marcus Altmaier, Tim Pruessmann, I. Pidchenko, Kathy Dardenne, Jörg Rothe, Melissa A. Denecke
Publikováno v:
Chemical communications, 54 (91), 12824-12827
Pu L3 HR-XANES and FEFF9 computations provide evidence for band-like 6d states in colloidal Pu contrasting to narrow 6d states in molecular Pu(iv). Pu L3 HR-XANES is valuable for bond length estimation in plutonyl, whereas Pu M5 HR-XANES is an advanc
Autor:
Jörg Rothe, Kathy Dardenne, David Fellhauer, Christophe Jégou, Horst Geckeis, Tonya Vitova, S. Bahl, Sylvain Peuget, Tim Pruessmann, Julien Delrieu, I. Pidchenko
Publikováno v:
Inorganic chemistry, 56 (22), 13982-13990
Pu(III), Pu(IV), and a higher oxidation state of Pu, likely Pu(VI), are for the first time characterized simultaneously present in a borosilicate glass using Pu M5 edge high energy resolution X-ray absorption near edge structure (HR-XANES) technique.
Autor:
Tonya Vitova, Ernesto González-Robles Corrales, Xavier Gaona, Horst, Dieter Schild, Geckeis, I. Pidchenko, Kathy Dardenne, David Fellhauer, Jörg Rothe, Volker Metz, Ron Dagan, Michel Herm, Kristina O. Kvashnina, Marcus Altmaier
Publikováno v:
Geosciences, 9 (2), Article No.91
Geosciences 9(2019)2, 91
Geosciences, Vol 9, Iss 2, p 91 (2019)
Geosciences
Volume 9
Issue 2
Geosciences 9(2019)2, 91
Geosciences, Vol 9, Iss 2, p 91 (2019)
Geosciences
Volume 9
Issue 2
For more than 120 years, systematic studies of X-ray interaction with matter have been the basis for our understanding of materials&mdash
both of natural or man-made origin&mdash
and their structure-function relationships. Beginning with si
both of natural or man-made origin&mdash
and their structure-function relationships. Beginning with si
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f935ea87af1b6a9f96469b1c12de104b
https://publikationen.bibliothek.kit.edu/1000091363
https://publikationen.bibliothek.kit.edu/1000091363
Autor:
Roberto Caciuffo, Olaf Walter, Stepan N. Kalmykov, Evgeny Gerber, Anna Yu. Romanchuk, Andreas C. Scheinost, Stephan Weiss, Karin Popa, I. Pidchenko, Kristina O. Kvashnina, Lucia Amidani, Sergei M. Butorin, André Rossberg, Alexander L. Trigub
Publikováno v:
Angewandte Chemie. 131:18044-18044
Autor:
Horst Geckeis, Rémi Marsac, Dieter Schild, Yury Totskiy, Tonya Vitova, I. Pidchenko, Florian Huber, Thorsten Schäfer, Stepan N. Kalmykov
Publikováno v:
Applied geochemistry, 80, 90–101
Applied Geochemistry
Applied Geochemistry, 2017, 80, pp.90-101. ⟨10.1016/j.apgeochem.2017.01.026⟩
Applied Geochemistry, Elsevier, 2017, 80, pp.90-101. ⟨10.1016/j.apgeochem.2017.01.026⟩
Applied Geochemistry
Applied Geochemistry, 2017, 80, pp.90-101. ⟨10.1016/j.apgeochem.2017.01.026⟩
Applied Geochemistry, Elsevier, 2017, 80, pp.90-101. ⟨10.1016/j.apgeochem.2017.01.026⟩
International audience; The interaction of Tc(VII) with crushed crystalline rock (Äspö diorite; 1–2 mm size fraction) from the Äspö Hard Rock Laboratory (HRL) (Sweden) was studied by laboratory batch sorption and desorption experiments under Ar
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a6ac8ec36cbbc9e8d15a9814c039126a
https://publikationen.bibliothek.kit.edu/1000068977/148893748
https://publikationen.bibliothek.kit.edu/1000068977/148893748