33 citations · 183 across the 15 of their papers we have counts for
16 papers
The use of the correlated Debye model for EXAFS-based thermometry in bcc and fcc metals
Alexei Kuzmin, Vitalijs Dimitrijevs, Inga Pudza +1
Extended X-ray absorption fine structure (EXAFS) spectra are sensitive to thermal disorder and are often used to probe local lattice dynamics. Variations in interatomic distances i…
Unraveling the interlayer and intralayer coupling in two-dimensional layered MoS by X-ray absorption spectroscopy and ab initio molecular dynamics simulations
Inga Pudza, Dmitry Bocharov, Andris Anspoks +4
Understanding interlayer and intralayer coupling in two-dimensional layered materials (2DLMs) has fundamental and technological importance for their large-scale production, enginee…
Experimentally observed defect tolerance in the electronic structure of lead bromide perovskites
Gabriel J. Man, Aleksandr Kalinko, Dibya Phuyal +3
Point defect tolerance in materials, which extends operational lifetime, is essential for societal sustainability, and the creation of a framework to design such properties is a gr…
Nanocrystalline CaWO and ZnWO Tungstates for Hybrid Organic-Inorganic X-ray Detectors
Inga Pudza, Kaspars Pudzs, Andrejs Tokmakovs +3
Hybrid materials combining an organic matrix and high-Z nanomaterials show potential for applications in radiation detection, allowing unprecedented device architectures and functi…
Chemical-state analyses of Ni, Zn, and W ions in NiWO-ZnWO solid solutions by X-ray photoelectron spectroscopy
G. Bakradze, A. Kalinko, A. Kuzmin
The chemical states of Ni, Zn, and W in microcrystalline NiWO-ZnWO solid solutions were studied by X-ray photoelectron spectroscopy. The recorded spectra of the Ni 2p, Zn 2…
A-site Cation Influence on the Conduction Band of Lead Bromide Perovskites
Gabriel J. Man, Chinnathambi Kamal, Aleksandr Kalinko +7
Hot carrier solar cells hold promise for exceeding the Shockley-Queisser limit. Slow hot carrier cooling is one of the most intriguing properties of lead halide perovskites and dis…
Evidence of nickel ions dimerization in NiWO and NiWO-ZnWO solid solutions probed by EXAFS spectroscopy and reverse Monte Carlo simulations
G. Bakradze, A. Kalinko, A. Kuzmin
The existence of exchange-coupled Ni ions -- the so-called magnetic dimers -- in wolframite-type NiWO and ZnNiWO solid solutions with high nickel content…
The influence of Zn ions on the local structure and thermochromic properties of CuZnMoO solid solutions
Inga Pudza, Andris Anspoks, Arturs Cintins +3
The influence of zinc ions on the thermochromic properties of polycrystalline CuZnMoO (=0.10, 0.50, 0.90) solid solutions was studied by X-ray absorption spectro…
High-pressure synthesis of boron-rich chalcogenides B12S and B12Se
Kirill A. Cherednichenko, Vladimir A. Mukhanov, Aleksandr Kalinko +1
Two boron-rich chalcogenides B12S and B12Se isostructural to α-rhombohedral boron were synthesized by chemical reaction of the elements at high-pressure - high-temperature conditio…
Study of the thermochromic phase transition in CuMoWO solid solutions at the W L-edge by resonant X-ray emission spectroscopy
I. Pudza, A. Kalinko, A. Cintins +1
Polycrystalline CuMoWO solid solutions were studied by resonant X-ray emission spectroscopy (RXES) at the W L-edge to follow a variation of the tungsten local a…
X-ray absorption and Raman spectroscopy studies of tungstates solid solutions ZncNi1-cWO4 (c=0.0-1.0)
G. Bakradze, A. Kalinko, A. Kuzmin
The influence of thermal disorder and static distortions on the local structure in microcrystalline solid solutions of tungstates ZncNi1-cWO4 with c=0.0-1.0 was investigated using…
Treatment of disorder effects in X-ray absorption spectra beyond the conventional approach
A. Kuzmin, J. Timoshenko, A. Kalinko +2
The contribution of static and thermal disorder is one of the largest challenges for the accurate determination of the atomic structure from the extended X-ray absorption fine stru…
Discovery of new boron-rich chalcogenides: orthorhombic B6X (X = S, Se)
Kirill A. Cherednichenko, Vladimir A. Mukhanov, Zhenhai Wang +4
New boron-rich sulfide B6S and selenide B6Se have been discovered from high pressure - high temperature synthesis combined with ab initio evolutionary crystal structure prediction,…
Tunable magnetization in nanoscale LuFeO3: Role of morphology, ortho-hexa phase ratio and local structure
Smita Chaturvedi, Priyank Shyam, Mandar M. Shirolkar +6
We have observed enhancement and shift in the spin reorientation transition temperature as a consequence of coexistence of orthorhombic and hexagonal phases and higher aspect ratio…
Orthorhombic boron oxide under pressure: in situ study by X-ray diffraction and Raman scattering
Kirill A. Cherednichenko, Yann Le Godec, Aleksandr Kalinko +2
High-pressure phase of boron oxide, orthorhombic \b{eta}-B2O3, has been studied in situ by synchrotron X-ray diffraction to 22 GPa and Raman scattering to 46 GPa at room temperatur…
Phonon study of rhombohedral BS under high pressure
Kirill A. Cherednichenko, Petr S. Sokolov, Aleksandr Kalinko +4
Raman spectra of rhombohedral boron monosulfide (r-BS) were measured under pressures up to 34 GPa at room temperature. No pressure-induced structural phase transition was observed,…