Zobrazeno 1 - 10
of 116
pro vyhledávání: '"I. N. Ogorodnikov"'
Autor:
I. N. Ogorodnikov
Publikováno v:
Journal of Experimental and Theoretical Physics. 133:332-339
Experimental study and numerical simulation of thermally induced processes of electron-excitation energy transfer under conditions of lattice fluctuation disorder have been performed. A model is developed based on consideration of a kinetic particle
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 468:48-53
A mechanism for the radioluminescence excitation involving radiation-induced mobile defects of the lithium sublattice has been revealed for double lithium orthoborates Li6YxGd1−x B3O9 (x = 0.0, 0.5) doped with a cerium impurity (0.5–1.0 at%). The
Publikováno v:
THE VIII INTERNATIONAL YOUNG RESEARCHERS’ CONFERENCE – PHYSICS, TECHNOLOGY, INNOVATIONS (PTI-2021).
Publikováno v:
Physics of the Solid State. 61:773-779
The relaxation kinetics of electron excitations in single-crystal and crystal-fiber Li6GdB3O9 samples was studied by the time-resolved methods of pulse absorption spectroscopy and pulse cathodoluminescence under excitation with a nanosecond electron
Autor:
V. A. Pustovarov, I. N. Ogorodnikov
Publikováno v:
Physics of the Solid State. 61:768-772
Spectra of anomalously intense luminescence at 1.675 eV (740 nm, FWHM = 0.173 eV) have been experimentally recorded for the first time in wide-band (180–3600 nm) K2Al2B2O7 nonlinear optical crystals upon excitation in the spectral region of 4–5 h
Publikováno v:
Optical Materials. 80:47-56
Large single crystals of Rb2KTiOF5 (RKTF), grown by slow solidification method, were studied (7–400 K) for various types of optical and radiation effects. The optical absorption spectra, the parameters of the Urbach rule at 293 K (σ = 0.24 and E U
Publikováno v:
Physics Of The Solid State
Physics of the solid state 60(1), 134-146 (2018). doi:10.1134/S106378341801016X
Physics of the solid state 60(1), 134-146 (2018). doi:10.1134/S106378341801016X
Physics of the solid state 60(1), 134 - 146 (2018). doi:10.1134/S106378341801016X
Luminescence and thermally stimulated luminescence (TL) of BeO: Mg crystals are studied at T = 6–380 K. The TL glow curves and the spectra of luminescence (1.2
Luminescence and thermally stimulated luminescence (TL) of BeO: Mg crystals are studied at T = 6–380 K. The TL glow curves and the spectra of luminescence (1.2
Publikováno v:
Optical Materials. 118:111234
Large single crystals of SrMgF4 (SMF), grown by the Bridgman method, were studied (T = 7–350 K, E = 1.2–6.2 eV) for both the pristine unirradiated and irradiated by an electron-beam (Ee = 10 MeV, D = 100–160 kGy, Φmax = 5 × 1015 electrons/cm2
Autor:
V. A. Pustovarov, I. N. Ogorodnikov
Publikováno v:
Journal of Experimental and Theoretical Physics. 124:592-603
We report the results of our experimental study and numerical simulation of the electronic excitation energy transfer to impurity centers under conditions where nonstationary processes take place in the hydrogen sublattice of potassium dihydrogen pho
Publikováno v:
Optical Materials. 62:219-226
Low-temperature luminescence and thermoluminescence (TL) of BeO:Zn single crystals have been studied in the temperature range of 6–380 K and energy ranges of 1.2–6.5 eV (emission spectra) and 3.7–20 eV (luminescence excitation and reflection sp