Towards the Bottom of the Periodic Table

Pubblicazioni

Synthesis, Structural, and Electronic Properties of K 4 Pu VI O 2 (CO 3 ) 3(cr) : An Environmentally Relevant Plutonium Carbonate Complex

Autori: Ivan Pidchenko, Juliane März, Myrtille O. J. Y. Hunault, Stephen Bauters, Sergei M. Butorin, Kristina O. Kvashnina
Pubblicato in: Inorganic Chemistry, 2020, ISSN 0020-1669
Editore: American Chemical Society
DOI: 10.1021/acs.inorgchem.0c01335

5f states in UGa2 probed by x-ray spectroscopies

Autori: A. V. Kolomiets; M. Paukov; J. Valenta; B. Chatterjee; A. V. Andreev; K. O. Kvashnina; F. Wilhelm; A. Rogalev; D. Drozdenko; P. Minarik; J. Kolorenč; M. Richter; J. Prchal; L. Havela
Pubblicato in: Physical Review B 104(2021)4, 045119, Numero 104, 2021, Pagina/e 045119, ISSN 2469-9969
Editore: American Physical Society
DOI: 10.1103/physrevb.104.045119

Enhanced Sorption of Radionuclides by Defect-Rich Graphene Oxide

Autori: Nicolas Boulanger, Anastasiia S. Kuzenkova, Artem Iakunkov, Anna Yu. Romanchuk, Alexander L. Trigub, Alexander V. Egorov, Stephen Bauters, Lucia Amidani, Marius Retegan, Kristina O. Kvashnina, Stepan N. Kalmykov, Alexandr V. Talyzin
Pubblicato in: ACS Applied Materials & Interfaces, Numero 12/40, 2020, Pagina/e 45122-45135, ISSN 1944-8244
Editore: American Chemical Society
DOI: 10.1021/acsami.0c11122

To form or not to form: PuO2 nanoparticles at acidic pH

Autori: E. Gerber, A. Yu. Romanchuk, S. Weiss, A. Kuzenkova, M. Hynault, S. Bauters, A. Egorov, A. S. M. Butorin, S. N. Kalmykov, K. O. Kvashnina
Pubblicato in: Environmental Science: Nano, 2022, ISSN 2051-8153
Editore: Royal Society of Chemistry
DOI: 10.1039/d1en00666e

Eu 2+ : A suitable substituent for Pb 2+ in CsPbX 3 perovskite nanocrystals?

Autori: Firoz Alam, K. David Wegner, Stephanie Pouget, Lucia Amidani, Kristina Kvashnina, Dmitry Aldakov, Peter Reiss
Pubblicato in: The Journal of Chemical Physics, Numero 151/23, 2019, Pagina/e 231101, ISSN 0021-9606
Editore: American Institute of Physics
DOI: 10.1063/1.5126473

Size Dependence of Lattice Parameter and Electronic Structure in CeO 2 Nanoparticles

Autori: Damien Prieur, Walter Bonani, Karin Popa, Olaf Walter, Kyle W. Kriegsman, Mark H. Engelhard, Xiaofeng Guo, Rachel Eloirdi, Thomas Gouder, Aaron Beck, Tonya Vitova, Andreas C. Scheinost, Kristina Kvashnina, Philippe Martin
Pubblicato in: Inorganic Chemistry, Numero 59/8, 2020, Pagina/e 5760-5767, ISSN 0020-1669
Editore: American Chemical Society
DOI: 10.1021/acs.inorgchem.0c00506

X-ray spectroscopic study of chemical state in uranium carbides

Autori: S. M. Butorin, S. Bauters, L. Amidani, A. Beck, S. Weiss, T. Vitova and O. Tougait
Pubblicato in: Journal of Synchrotron Radiaion, Numero 29, 2022, Pagina/e 295-302, ISSN 0909-0495
Editore: Blackwell Publishing Inc.
DOI: 10.1107/s160057752101314x

New insights into the mechanism of graphene oxide and radionuclide interaction

Autori: Anastasiia S. Kuzenkova, Anna Yu Romanchuk, Alexander L. Trigub, Konstantin I. Maslakov, Alexander V. Egorov, Lucia Amidani, Carter Kittrell, Kristina O. Kvashnina, James M. Tour, Alexandr V. Talyzin, Stepan N. Kalmykov
Pubblicato in: Carbon, Numero 158, 2020, Pagina/e 291-302, ISSN 0008-6223
Editore: Pergamon Press Ltd.
DOI: 10.1016/j.carbon.2019.10.003

Towards the surface hydroxyl species in CeO 2 nanoparticles

Autori: Tatiana V. Plakhova, Anna Yu. Romanchuk, Sergei M. Butorin, Anastasia D. Konyukhova, Alexander V. Egorov, Andrey A. Shiryaev, Alexander E. Baranchikov, Pavel V. Dorovatovskii, Thomas Huthwelker, Evgeny Gerber, Stephen Bauters, Madina M. Sozarukova, Andreas C. Scheinost, Vladimir K. Ivanov, Stepan N. Kalmykov, Kristina O. Kvashnina
Pubblicato in: Nanoscale, Numero 11/39, 2019, Pagina/e 18142-18149, ISSN 2040-3364
Editore: Royal Society of Chemistry
DOI: 10.1039/c9nr06032d

Sulfidation and Reoxidation of U(VI)-Incorporated Goethite: Implications for U Retention during Sub-Surface Redox Cycling

Autori: Olwen Stagg; Katherine Morris; Luke Thomas Townsend; Kristina O. Kvashnina; Michael L. Baker; Ryan L. Dempsey; Liam Abrahamsen-Mills; Samuel Shaw
Pubblicato in: Environmental Science and Technology 56(2022)24, 17643-17652, Numero 1, 2022, ISSN 0013-936X
Editore: American Chemical Society
DOI: 10.1021/acs.est.2c05314

Insight into the structure–property relationship of UO 2 nanoparticles

Autori: Evgeny Gerber, Anna Yu. Romanchuk, Stephan Weiss, Stephen Bauters, Bianca Schacherl, Tonya Vitova, René Hübner, Salim Shams Aldin Azzam, Dirk Detollenaere, Dipanjan Banerjee, Sergei M. Butorin, Stepan N. Kalmykov, Kristina O. Kvashnina
Pubblicato in: Inorganic Chemistry Frontiers, Numero 8, 2021, Pagina/e 1102-1110, ISSN 2052-1553
Editore: Royal Society of Chemistry
DOI: 10.1039/d0qi01140a

Correction: Formation of plutonium(<scp>iv</scp>) silicate species in very alkaline reactive media

Autori: Paul Estevenon; Thomas Dumas; Pier Lorenzo Solari; Eleonore Welcomme; Stephanie Szenknect; Adel Mesbah; Kristina O. Kvashnina; Philippe Moisy; Christophe Poinssot; Nicolas Dacheux
Pubblicato in: Dalton Transactions, Numero 1, 2022, ISSN 1477-9226
Editore: Royal Society of Chemistry
DOI: 10.1039/d2dt90053j

Local Structure in U(IV) and U(V) Environments: The Case of U 3 O 7

Autori: Gregory Leinders, René Bes, Kristina O. Kvashnina, Marc Verwerft
Pubblicato in: Inorganic Chemistry, Numero 59/7, 2020, Pagina/e 4576-4587, ISSN 0020-1669
Editore: American Chemical Society
DOI: 10.1021/acs.inorgchem.9b03702

A Novel Metastable Pentavalent Plutonium Solid Phase on the Pathway from Aqueous Plutonium(VI) to PuO 2 Nanoparticles

Autori: Kristina O. Kvashnina, Anna Yu. Romanchuk, Ivan Pidchenko, Lucia Amidani, Evgeny Gerber, Alexander Trigub, Andre Rossberg, Stephan Weiss, Karin Popa, Olaf Walter, Roberto Caciuffo, Andreas C. Scheinost, Sergei M. Butorin, Stepan N. Kalmykov
Pubblicato in: Angewandte Chemie International Edition, Numero 58/49, 2019, Pagina/e 17558-17562, ISSN 1433-7851
Editore: John Wiley & Sons Ltd.
DOI: 10.1002/anie.201911637

From Molecular Oxo-Hydroxo Ce Clusters to Crystalline CeO2

Autori: Paul Estevenon, Lucia Amidani, Stephen Bauters, Christelle Tamain, Michael Bodensteiner, Florian Meurer, Christoph Hennig, Gavin Vaughan, Thomas Dumas*, and Kristina O. Kvashnina*
Pubblicato in: Chemistry of Materials, Numero 35, 2023, Pagina/e 1723-1734, ISSN 0897-4756
Editore: American Chemical Society
DOI: 10.1021/acs.chemmater.2c03456

Application of multi-edge HERFD-XAS to assess the uranium valence electronic structure in potassium uranate (KUO 3)

Autori: R. Bes, G. Leinders, K. Kvashnina
Pubblicato in: Journal of Synchrotron Radiation, Numero 29, 2022, Pagina/e 21-29, ISSN 0909-0495
Editore: Blackwell Publishing Inc.
DOI: 10.1107/s1600577521012431

Formation of plutonium(iv) silicate species in very alkaline reactive media

Autori: P. Estevenon, T. Dumas, P. Solari, E. Welcomme, S. Szenknect, A. Mesbah, K. O. Kvashnina, P. Moisy, C. Poinssot, N. Dacheux
Pubblicato in: Dalton Transactions, Numero 50, 2021, Pagina/e 12528-12536, ISSN 1477-9226
Editore: Royal Society of Chemistry
DOI: 10.1039/d1dt02248b

High-energy resolution X-ray spectroscopy at actinide M 4,5 and ligand K edges: what we know, what we want to know, and what we can know

Autori: K.O. Kvashnina and S.M.Butorin
Pubblicato in: Chemical Communication, Numero 58, 2022, Pagina/e 327-342, ISSN 1359-7345
Editore: Royal Society of Chemistry
DOI: 10.1039/d1cc04851a

HERFD-XANES and RIXS Study on the Electronic Structure of Trivalent Lanthanides across a Series of Isostructural Compounds

Autori: P. Zasimov, L. Amidani, M. Retegan, O. Walter, R. Caciuffo, K.O. Kvashnina
Pubblicato in: Inorganic Chemistry, Numero 61, 2022, Pagina/e 1817-1830, ISSN 0020-1669
Editore: American Chemical Society
DOI: 10.1021/acs.inorgchem.1c01525

Nanoscale mechanism of UO2 formation through uranium reduction by magnetite

Autori: Zezhen Pan, Barbora Bártová, Thomas LaGrange, Sergei M. Butorin, Neil C. Hyatt, Martin C. Stennett, Kristina O. Kvashnina, Rizlan Bernier-Latmani
Pubblicato in: Nature Communications, Numero 11/1, 2020, Pagina/e 4001, ISSN 2041-1723
Editore: Nature Publishing Group
DOI: 10.1038/s41467-020-17795-0

Insights into the Electronic Structure of a U(IV) Amido and U(V) Imido Complex

Autori: L. Köhler, M. Patzschke, S. Bauters, T. Vitova, S. M. Butorin, K. Kvashnina, M. Schmidt, J. März, T. Stumpf,
Pubblicato in: Chemistry - A European Journal, 2022, ISSN 0947-6539
Editore: John Wiley & Sons Ltd.
DOI: 10.1002/chem.202200119

High Surface Area “3D Graphene Oxide” for Enhanced Sorption of Radionuclides

Autori: Nicolas Boulanger, Anastasiia S. Kuzenkova, Artem Iakunkov, Andreas Nordenström, Anna Yu. Romanchuk, Alexander L. Trigub, Pavel V. Zasimov, Mariana Prodana, Marius Enachescu, Stephen Bauters, Lucia Amidani, Kristina O. Kvashnina, Stepan N. Kalmykov, Alexandr V. Talyzin
Pubblicato in: Advanced Materials Interfaces, 2022, ISSN 2196-7350
Editore: Wiley-VCH GmbH, Weinheim
DOI: 10.1002/admi.202200510

Oxygen K-Edge X-ray Absorption Spectra of ThO2 and CeO2: Experiment, Interpretation, and Structural Effects

Autori: Lucia Amidani, Thomas Dumas, David K. Shuh, Sergei M. Butorin, Christoph J. Sahle, Alessandro Longo, and Kristina O. Kvashnina
Pubblicato in: J. Phys. Chem. C, Numero 127, 2023, Pagina/e 3077-3084, ISSN 1932-7447
Editore: American Chemical Society
DOI: 10.1021/acs.jpcc.2c07771

Synthesis, Characterization, and Crystal Structure of Dominant Uranium(V) Brannerites in the UTi2–xAlxO6 System

Autori: Malin C. Dixon Wilkins, Lucy M. Mottram, Ewan R. Maddrell, Martin C. Stennett, Claire L. Corkhill, Kristina O. Kvashnina, and Neil C. Hyatt
Pubblicato in: Inorganic Chemistry, Numero 60, 2021, Pagina/e 18112-18121, ISSN 0020-1669
Editore: American Chemical Society
DOI: 10.1021/acs.inorgchem.1c02733

Trends in the valence band electronic structures of mixed uranium oxides

Autori: Kristina O. Kvashnina, Piotr M. Kowalski, Sergei M. Butorin, Gregory Leinders, Janne Pakarinen, René Bès, Haijian Li, Marc Verwerft
Pubblicato in: Chemical Communications, Numero 54/70, 2018, Pagina/e 9757-9760, ISSN 1359-7345
Editore: Royal Society of Chemistry
DOI: 10.1039/c8cc05464a

Size effects in nanocrystalline thoria

Autori: Tatiana V. Plakhova, Anna Yu Romanchuk, Daria V Likhosherstova, Alexander E. Baranchikov, Pavel V. Dorovatovskii, Roman Svetogorov, Tatyana B. Shatalova, Tolganay B. Egorova, Alexander L. Trigub, Kristina Kvashnina, Vladimir K. Ivanov, Stepan N. Kalmykov
Pubblicato in: The Journal of Physical Chemistry C, 2019, ISSN 1932-7447
Editore: American Chemical Society
DOI: 10.1021/acs.jpcc.9b04379

Understanding the size effects on the electronic structure of ThO 2 nanoparticles

Autori: Lucia Amidani, Tatiana V. Plakhova, Anna Yu. Romanchuk, Evgeny Gerber, Stephan Weiss, Anna Efimenko, Christoph J. Sahle, Sergei M. Butorin, Stepan N. Kalmykov, Kristina O. Kvashnina
Pubblicato in: Physical Chemistry Chemical Physics, Numero 21/20, 2019, Pagina/e 10635-10643, ISSN 1463-9076
Editore: Royal Society of Chemistry
DOI: 10.1039/c9cp01283d

Uncovering the Origin of the Emitting States in Bi 3+ -Activated CaMO 3 (M = Zr, Sn, Ti) Perovskites: Metal-To-Metal Charge Transfer Versus s–p Transitions

Autori: Michele Back, Jumpei Ueda, Jian Xu, Kazuki Asami, Lucia Amidani, Enrico Trave, Setsuhisa Tanabe
Pubblicato in: The Journal of Physical Chemistry C, Numero 123/23, 2019, Pagina/e 14677-14688, ISSN 1932-7447
Editore: American Chemical Society
DOI: 10.1021/acs.jpcc.9b03940

Effective coordination numbers from EXAFS: general approaches for lanthanide and actinidedioxides

Autori: Anna Romanchuk, Alexander Trigub, Tatiana Plakhova, Anastasiia Kuzenkova, Roman Svetogorov, Kristina Kvashnina and Stepan Kalmykov
Pubblicato in: Journal of Synchrotron Radiation, Numero 29, 2022, ISSN 0909-0495
Editore: Blackwell Publishing Inc.
DOI: 10.1107/s160057752101300x

The missing pieces of the PuO 2 nanoparticle puzzle

Autori: Evgeny Gerber, Anna Yu. Romanchuk, Ivan Pidchenko, Lucia Amidani, Andre Rossberg, Christoph Hennig, Gavin B. M. Vaughan, Alexander Trigub, Tolganay Egorova, Stephen Bauters, Tatiana Plakhova, Myrtille O. J. Y. Hunault, Stephan Weiss, Sergei M. Butorin, Andreas C. Scheinost, Stepan N. Kalmykov, Kristina O. Kvashnina
Pubblicato in: Nanoscale, 2020, ISSN 2040-3364
Editore: Royal Society of Chemistry
DOI: 10.1039/d0nr03767b

A multi-technique study of altered granitic rock from the Krunkelbach Valley uranium deposit, Southern Germany

Autori: Ivan Pidchenko, Stephen Bauters, Irina Sinenko, Simone Hempel, Lucia Amidani, Dirk Detollenaere, Laszlo Vinze, Dipanjan Banerjee, Roelof van Silfhout, Stepan N. Kalmykov, Jörg Göttlicher, Robert J. Baker, Kristina O. Kvashnina
Pubblicato in: RSC Advances, Numero 10/43, 2020, Pagina/e 25529-25539, ISSN 2046-2069
Editore: Royal Society of Chemistry
DOI: 10.1039/d0ra03375h

CeO2-Azacrown Conjugate as a Nanoplatform for Combined Radiopharmaceuticals

Autori: Sofia Khabirova; Gleb Aleshin; Tatiana Plakhova; Anastasia Zubenko; Anna Shchukina; Olga Fedorova; Aleksey Averin; Ekaterina Belova; Elena Bazarkina; Kristina Kvashnina; Stepan Kalmykov
Pubblicato in: Nanomaterials 12(2022), 4484, Numero 1, 2022, ISSN 2079-4991
Editore: MDPI
DOI: 10.3390/nano12244484

Signatures of technetium oxidation states: a new approach

Autori: Stephen Bauters; Andreas C. Scheinost; Katja Schmeide; Stephan Weiss; Kathy Dardenne; Jörg Rothe; Natalia Mayordomo; Robin Steudtner; Thorsten Stumpf; Ulrich Abram; Sergei M. Butorin; Kristina O. Kvashnina
Pubblicato in: Chemical Communications, Numero 56/67, 2020, Pagina/e 9608-9611, ISSN 1359-7345
Editore: Royal Society of Chemistry
DOI: 10.5445/ir/1000122891

Probing the Local Coordination of Hexavalent Uranium and the Splitting of 5f Orbitals Induced by Chemical Bonding

Autori: L. Amidani, M. Retegan, A. Volkova, K. Popa, P. Martin, K. O. Kvashnina
Pubblicato in: Inorganic Chemistry, Numero 60, 2021, Pagina/e 16286-16293, ISSN 0020-1669
Editore: American Chemical Society
DOI: 10.1021/acs.inorgchem.1c02107

The application of HEXS and HERFD XANES for accurate structural characterization of actinide nanomaterials: application to ThO2.

Autori: Lucia Amidani, Gavin B. M. Vaughan, Tatiana V. Plakhova, Anna Yu. Romanchuk, Evgeny Gerber, Roman Svetogorov, Stephan Weiss, Yves Joly, Stephan N. Kalmykov, Kristina O. Kvashnina
Pubblicato in: Chemistry – A European Journal, 2020, ISSN 0947-6539
Editore: John Wiley & Sons Ltd.
DOI: 10.1002/chem.202003360

Modeling of Nuclear Waste Forms: State-of-the-Art and Perspectives

Autori: Piotr. M. Kowalski, Steve Lange, Guido Deissmann, Mengli Sun, Kristina O. Kvashnina, Robert Baker, Philip Kegler, Gabriel Murphy, Dirk Bosbach
Pubblicato in: MRS Advances, Numero 5/5-6, 2020, Pagina/e 213-222, ISSN 2059-8521
Editore: Cambridge Univeristy Press
DOI: 10.1557/adv.2020.38

Theoretical Modelling of High-Resolution X-Ray Absorption Spectra at Uranium M 4 Edge

Autori: Jindřich Kolorenč, Kristina O. Kvashnina
Pubblicato in: MRS Advances, Numero 3/53, 2018, Pagina/e 3143-3148, ISSN 2059-8521
Editore: Cambridge Univeristy Press
DOI: 10.1557/adv.2018.470

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