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Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
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34 papers · 1 filter
Terahertz optical activity near crystal field transitions of Tm3+ ions in magnetoelectric alumoborates
A. M. Kuzmenko, V. Yu. Ivanov, S. V. Garnov +5
Crystal field (CF) excitations in the ground multiplet of Tm ions were investigated using terahertz transmission spectra of magnetoelectric TmAl(BO) and…
Model of luminescence and delayed luminescence correlated blinking in single CsPbBr nanocrystals
Eduard A. Podshivaylov, Alexander M. Shekhin, Maria A. Kniazeva +6
Cesium lead halide nanocrystals and quantum dots are prominent materials for different types of applications because of their remarkable photophysical properties. However, they are…
Semiconducting Electronic Structure of the Ferromagnetic Spinel Revealed by Soft-X-Ray Angle-Resolved Photoemission Spectroscopy
Hiroaki Tanaka, Andrei V. Telegin, Yurii P. Sukhorukov +12
We study the electronic structure of the ferromagnetic spinel by soft-x-ray angle-resolved photoemission spectroscopy (SX-ARPES) and first-p…
On the possibility to observe relations between quantum measurements and the entropy of phase transitions in Zn(BDC)(DABCO)
Svetlana G. Kozlova, Denis P. Pishchur
The work interprets experimental data for the heat capacity of Zn2(BDC)2(DABCO) in the region of second-order phase transitions. The proposed understanding of the processes occurri…
Variety of magnetic topological phases in the (MnBiTe)(BiTe) family
I. I. Klimovskikh, M. M. Otrokov, D. Estyunin +23
Quantum states of matter combining non-trivial topology and magnetism attract a lot of attention nowadays; the special focus is on magnetic topological insulators (MTIs) featuring…
Effect of fluorine patterns on electronic transport in fluorinated graphene
Ruslan D. Yamaletdinov, Vsevolod L. Katkov, Yaroslav A. Nikiforov +2
Within the framework of stochastic reactive molecular dynamics simulations we develop a statistical method for generating fluorinated graphene structures with desirable fluorine di…
Ultrafast lithium diffusion in bilayer buckled graphene: A comparative study of Li and Na
Ruslan Yamaletdinov, Yuriy Pershin
The effect of the curvature of bilayer graphene on the interlayer diffusion of Li atoms is investigated using molecular dynamics simulations. A spectacular enhancement of the diffu…
Transformation of hydrogen bond network during the CO2 clathrate hydrate dissociation
Kirill Gets, Vladimir Belosludov, Ravil Zhdanov +5
The object of this study is the kinetic process of solid-liquid first-order phase transition - melting of carbon dioxide CS-I hydrate with various cavity occupation ratios. The wor…
Exploring propane/propylene separation mechanism in ZIF-8 (Zn) by 2H NMR spectroscopy
Alexander E. Khudozhitkov, Daniil I. Kolokolov, Alexander G. Stepanov
The molecular mobility of propane and propylene has been studied by 2H NMR method. The activation barriers of diffusion determined from the spin relaxation analysis are in a good a…
The nano-structural inhomogeneity of dynamic hydrogen bond network of water
V. R. Belosludov, K. V. Gets, R. K. Zhdanov +6
In the present study, water is considered as a dynamic network between molecules at distances not exceeding 3.2 angstroms. The instantaneous configurations obtained by using the mo…
Substrate-Induced Shifts and Screening in the Fluorescence Spectra of Supramolecular Adsorbed Organic Monolayers
James Kerfoot, Vladimir V. Korolkov, Anton S. Nizovtsev +8
We have investigated the influence of the substrate on the fluorescence of adsorbed organic molecules. Monolayer films of perylene-3,4,9,10-tetracarboxylic-3,4,9,10-diimide (PTCDI)…
Kinetics of structural changes on GaSb(001) singular and vicinal surfaces during the UHV annealing
A. V. Vasev, M. A. Putyato, V. V. Preobrazhenskii +2
The dynamics of processes of antimony desorption was investigated on the singular and vicinal GaSb(001) surface by RHEED method. The role of the terraces edges was determined durin…
Kinetics of (2x4) -> (3x1(6)) structural changes on GaAs(001) surfaces during the UHV annealing
A. V. Vasev, M. A. Putyato, V. V. Preobrazhenskii
The peculiarities of superstructural transition (2x4) -> (3x1(6)) on the GaAs(001) surface were studied by the RHEED method in the conditions initiated by a sharp change of the ars…
Temperature-induced topological phase transition in HgTe quantum wells
A. M. Kadykov, S. S. Krishtopenko, B. Jouault +9
We report a direct observation of temperature-induced topological phase transition between trivial and topological insulator in HgTe quantum well. By using a gated Hall bar device,…
Germanium-Vacancy Color Center in Diamond as a Non-invasive Temperature Sensor
Jing-Wei Fan, Ivan Cojocaru, Joe Becker +10
We present high-resolution, all-optical thermometry based on ensembles of GeV color center in diamond. Due to the unique properties of diamond, an all-optical approach using this m…
Raman spectra of crystalline secondary amides
Boris A. Kolesov
The study of single-crystal Raman spectra of a series of crystalline secondary amides (acetanilide, methacetin, phenacetine, orthorhombic and monoclinic polymorphs of paracetamol)…
Temperature-driven single-valley Dirac fermions in HgTe quantum wells
M. Marcinkiewicz, S. Ruffenach, S. S. Krishtopenko +13
We report on temperature-dependent magnetospectroscopy of two HgTe/CdHgTe quantum wells below and above the critical well thickness . Our results, obtained in magnetic fields…
Ultrafast Energy- and Momentum-resolved Surface Dirac Photocurrents in the Topological Insulator SbTe
Kenta Kuroda, J. Reimann, K. A. Kokh +4
We present energy-momentum mapping of surface Dirac photocurrent in the topological insulator SbTe by means of time- and angle-resolved two-photon photoemission spectroscop…
Temperature-driven massless Kane fermions in HgCdTe crystals: verification of universal velocity and rest-mass description
F. Teppe, M. Marcinkiewicz, S. S. Krishtopenko +15
It has recently been shown that the electronic states in bulk gapless HgCdTe offer another realization of pseudo-relativistic three-dimensional particles in a condensed matter syst…
Magnetic properties of bismuth-cobalt oxides doped by erbium
N. I. Matskevich, E. V. Korotaev
We synthesized bismuth - cobalt oxide doped by erbium with general formula Bi3-xErxCoO3-y. Compound has structure of delta-form bismuth oxide. Magnetic properties of the compound w…
Synthesis and structure of tetragonal Bi12.5Nd1.5ReO24.5
N. I. Matskevich, Th. Wolf, P. Adelmann +2
The Bi12.5Nd1.5ReO24.5 tetragonal phase has been synthesized and lattice cell parameters have been determined. According to X-ray data the phase has I4/m sym-metry with lattice par…
Termination-dependent surface properties in the giant-Rashba semiconductors BiTeX (X = Cl, Br, I)
Sebastian Fiedler, Thomas Bathon, Sergey V. Eremeev +7
The non-centrosymmetric semiconductors BiTeX (X = Cl, Br, I) show large Rashba-type spin-orbit splittings in their electronic structure making them candidate materials for spin-bas…
Electron localization in self-assembled Si/Ge(111) quantum dots
Natalia Stepina, Aigul Zinovieva, Vladimir Zinovyev +3
Electron localization in the Si/Ge heterosystem with Si quantum dots (QDs) was studied by transport and electron spin resonance (ESR) measurements. For Si QD structures grown on Ge…
Multiple Unpinned Dirac Points in Group-Va Single-layers with Phosphorene Structure
Yunhao Lu, Di Zhou, Guoqing Chang +9
Emergent Dirac fermion states underlie many intriguing properties of graphene, and the search for them constitute one strong motivation to explore two-dimensional (2D) allotropes o…