Zobrazeno 1 - 10
of 24
pro vyhledávání: '"V. V. Pan'ko"'
Publikováno v:
physica status solidi c. 8:2721-2724
Cu6PS5X (X=I, Br) single crystals were grown using chemical vapour transport. The crystals under investigation were implanted at different fluences of 150-keV 32S+ ions. The influence of ion implantation on luminescence spectra, parameters of the Urb
Publikováno v:
Journal of Physics and Chemistry of Solids. 71:988-992
Cu 6 PS 5 I superionic crystals, grown using chemical vapour transport, were implanted by sulphur ions. The ion implantation effect on the phase transitions is studied by temperature isoabsorption investigation of the optical absorption edge. For the
Autor:
Tomas Šalkus, I.P. Prits, V. V. Pan'ko, R.Yu. Buchuk, A.F. Orliukas, Edvardas Kazakevičius, Ihor Studenyak, A. Kezionis
Publikováno v:
Solid State Ionics. 180:183-186
Composite samples based on microcrystalline Cu 6 РS 5 I superionic conductors, embedded in matrices of polyvinylacetate, epoxy and conducting glue, are produced. Temperature and frequency studies of complex electric conductivity and dielectric permi
Autor:
F. Koleli, I. P. Studenyak, V.Yu. Izai, R. Aydin, V. V. Pan'ko, M. Dudukcu, Antanas Feliksas Orliukas, Edvardas Kazakevičius
Publikováno v:
Lithuanian Journal of Physics. 49:209-214
Publikováno v:
Journal of Crystal Growth. 306:326-329
Solid solutions of Cu 7 SiS 5 I–Cu 7 GeS 5 I system were synthesized using solid-phase reactions involving a technique specifically developed for the synthesis of ternary compounds that exhibit incongruent melting behaviour. Chemical interaction in
Publikováno v:
Journal of Physics and Chemistry of Solids. 65:1015-1020
Temperature behaviour of optical absorption edge in Cu6PS5I1−xBrx mixed crystals is studied in the interval 77–325 K. It is shown that the absorption edge has Urbach shape in the 215–325 K temperature interval. The influence of temperature and
Publikováno v:
Journal of Alloys and Compounds. 367:109-114
The crystal structures of the four-component chalcogenhalogenide phases Hg 3 Te 2 BrI (I) and Hg 3 S 2 (Br 0.67 I 0.33 ) 2 (II) were determined by the single crystal method. Compound I is monoclinic (space group: C2, a = 18.376(5) A, b = 9.587(2) A,
Publikováno v:
Materials Science and Engineering: B. 97:34-38
Temperature studies (77–325 K) of the optical Urbach absorption edge and isoabsorption studies of Cu6PS5I single crystals, synthesized at various technological procedures, are reported. The differences in technological conditions are shown to resul
Publikováno v:
Optics and Spectroscopy. 92:532-535
The absorption edge in Cu6P(S1−x Sex)5Br crystals has been studied for strong absorption in the temperature range of 77–330 K. The parameters of the Urbach absorption edge and exciton-phonon interactions in Cu6P(S1-x Sex)5Br crystals are determin
Autor:
Ihor Studenyak, V. V. Pan'ko, M. Kranjčec, V.Yu Slivka, I. D. Desnica-Franković, A. A. Molnar, Gy. Sh. Kovacs
Publikováno v:
Journal of Physics and Chemistry of Solids. 63:267-271
Electrical conductivity and fundamental absorption spectra of monocrystalline Cu 7 GeS 5 I were measured in the temperature ranges 95–370 and 77–373 K, respectively. A rather high electrical conductivity ( σ t =6.98×10 −3 Ω −1 cm −1 at 3