Author: norAdmin
Comprehensive approach to studying fractal structures on iron surfaces
A.S. Antonov1, N.Yu. Sdobnyakov1, V.A. Anofriev1, M.S. Afanasiev2,3, E.M. Semenova1, V.V. Makaev1
1 Tver State University
2 MIREA – Russian Technological University
3 Fryazino Branch of V.A. Kotelnikov Institute of Radio Engineering and Electronics of RAS
Keywords: atomic force microscopy, scanning tunneling microscopy, magnetron sputtering, fractal dimension, iron films
Effect of Bi-doping on the electrophysical properties of sodium niobate solid solutions
E.V. Barabanova, N.M. Ospelnikov, A.I. Ivanova
Tver State University
Keywords: ionic conductivity, ferroelectric solid solutions, sodium niobate, dielectric permittivity
Investigation of optical properties of metal-doped CsPbX3 perovskite nanocrystals
V.P. Bezverkhniy, A.Y. Gagarina, E.N. Muratova, A.I. Maximov, V.A. Moshnikov
Saint Petersburg Electrotechnical University «LETI»
Keywords: perovskites, solar energy, nanocrystals, alloying, optical properties
Comparative studies of structural features of LiNbO3:Er:Zn crystals of different genesis
L.A. Bobreva1, R.A. Titov1, M.V. Smirnov1, I.V. Biryukova1, S.M. Masloboeva1, A.Yu. Pyatyshev2, N.V. Sidorov1, M.N. Palatnikov1
1 Tananaev Institute of Chemistry – Subdivision of the Federal Research Centre «Kola Science Centre of the RAS»
2 P.N. Lebedev Physical Institute of the RAS
Keywords: lithium niobate, solid phase doping, homogeneous doping, erbium, zinc, double doping, Raman scattering, complex defects, infrared spectroscopy
Comparative studies of photoluminescent and optical properties, concentration of OH– groups in double-doped LiNbO3: Er:Zn crystals
L.A. Bobreva1, R.A. Titov1, M.V. Smirnov1, I.V. Biryukova1, S.M. Masloboeva1, A.Yu. Pyatyshev2, O.V. Palatnikova1, N.V. Sidorov1, M.N. Palatnikov1
1 Tananaev Institute of Chemistry – Subdivision of the Federal Research Centre «Kola Science Centre of the RAS»
2 P.N. Lebedev Physical Institute of the RAS
Keywords: lithium niobate; double doping; photoluminescence; hydroxyl groups; rare earth and non- photorefractive dopant; point and complex defects
Switching processes in alanine doped triglycine sulfate crystals
N.N. Bolshakova1, A.I. Ivanova1, N.Yu. Druginina2, E.M. Semenova1, S.S. Schipilov1
1 Tver State University
2 Military Academy of Air and Space Defense named after Marshal of the Soviet Union G. K. Zhukov
Keywords: triglycine sulfate crystals, hysteresis, switching processes, permittivity
Analysis of domain structure parameters of RFe11Ti (R = Y, Gd, Ho, Er) single crystals based on magnetic force microscopy data
A.M. Guseva, A.I. Sinkevich, S.D. Smetannikova, E.M. Semenova, Yu.G. Pastushenkov
Tver State University
Keywords: rare earth intermetallic compounds, domain structure, magnetic force microscopy, fractal dimension
Towards the investigation of the magnetization processes of uniaxial magnetic materials by means of the analysis of transformation of their domain structure: experiment and computer modeling
G.G. Dunaeva, A.Yu. Karpenkov
Tver State University
Keywords: ferrite-garnet film, single crystal, magnetic domain structure, Kerr effect, magnetization reversal processes
Structural features and properties of the Sn-Zn-Si-Al system alloys obtained by the method of rapid solidification from the melt
D.A. Zernitsa1, V.G. Shepelevich2
1 Mozyr State Pedagogical University named after I.P. Shamyakin
2 Belarusian State University
Keywords: rapidly solidified structures, multicomponent alloy, zinc, tin, supersaturated solution, structure, isothermal annealing, silicon, aluminum
Study of potassium intercalated graphite by Raman spectroscopy
Z.A. Akhmatov1,2, A.Kh. Khokonov2,3, I.N. Sergeev2, M.G. Ambartsumov4
1 Kabardino-Balkarian State University named after H.M. Berbekov
2 Institute of Nuclear Research of RAS
3 Kabardino-Balkarian Scientific Center of RAS
4 Leading Researcher of North-Caucasus Federal University
Keywords: Raman spectroscopy, highly oriented pyrolytic graphite, alkali metals, intercalation, two- zone method, first-principles calculations