Перегляд за автором "Kovalenko, E.N."

Результати 1-11 з 11

Absorption spectra of layered ZnI₂ and K₂ZnI₄ compounds intercalated with CO₂

Yunakova, O.N.; Miloslavsky, V.K.; Kovalenko, E.N.; Makovetsky, E.D. (Functional Materials, 2009)

The absorption spectra of thin films of ZnI₂ and K₂ZnI₄ layered compounds intercalated with CO₂ molecules have been investigated in temperature interval from 90 to 240 K. It is found that the intercalation results in ...
Absorption spectra peculiarities of thin films of (CsCu₂Cl₃)₁₋ₓ(CsCu₂l₃)ₓ system.

Yunakova, O.N.; Miloslavsky, V.K.; Kovalenko, E.N. (Functional Materials, 2004)

Absorption spectrum of (CsCu₂Cl₃)₁₋ₓ(CsCu₂l₃)x thin films has been investigated in the fundamental band region. The CsCu₂Cl₃ solid solutions have been found to be formed within the concentration ranges 0<x<0.08 and 0.34<x<1. ...
Dispersion of refractive index in thin films CdI₂ and ZnI₂

Yunakova, O.N.; Miloslavsky, V.K.; Kovalenko, E.N. (Functional Materials, 2010)
Effect of iodine impurity on the absorption spectrum and phase transitions in CsPbCl₃ thin films

Kovalenko, E.N.; Yunakova, O.N.; Yunakov, N.N. (Functional Materials, 2018)

The absorption spectra of thin films of solid solutions CsPb(Cl₁₋xIx)₃ 0≤x≤1 were studied. It has been found that at low concentrations x≤0.2, excitonic spectra of a amalgamation type (according to the classification of ...
Exciton absorption spectra of KPb₂Br₅ thin films

Kovalenko, V.V.; Kovalenko, E.N.; Yunakova, O.N.; Yunakov, N.N. (Functional Materials, 2016)

Absorption spectra of KPb2Br5 thin films of tetragonal (I) and monoclinic (II) structures were investigated in the spectral region of 2-6 eV and the temperature range of 90-440 K. It was found that KPb₂Br₅(I) of the ...
Exciton absorption spectrum of Cs₄PbCl₆ thin films

Yunakova, O.N.; Miloslavsky, V.K.; Kovalenko, E.N.; Kovalenko, V.V. (Functional Materials, 2015)

Absorption spectrum of Cs₄PbCl₆ thin films was studied in the spectral range of 2-6 eV within the temperature interval 90-500 K. Localization of low-frequency excitonic states in sublattice of the compound containing Pb²⁺ ...
Exciton absorption spectrum of thin (KI)₁₋x(PbI₂)x films

Yunakova, O.N.; Miloslavskii, V.K.; Kovalenko, E.N. (Functional Materials, 2013)

The absorption spectra of thin films of (KI)₁₋x(PbI₂)x 0.1≤ x≤ 0.5 were investigated in the spectral interval 2–6 eV. The formation of two compounds KPbI₃ and K₄PbI₆ in system KI–PbI₂ was determined on the basis of the ...
Influence of alkaline metal to phase transitions in ferroelastics M₂CdI₄ (M = K, Rb, Cs)

Yunakova, O.N.; Miloslavsky, V.K.; Kovalenko, E.N. (Functional Materials, 2005)

The absorption spectrum of thin films Cs₂Cdl₄ was studied in energy interval 3.6-5.1 eV and temperatures 90-410 К at their heating and cooling. The regularities are ascertained in behaviour of the thin films of ...
Influence of impurities on the absorption spectrum of thin Cs₄PbI₆ films

Yunakova, O.N.; Miloslavskii, V.K.; Kovalenko, E.N.; Kovalenko, V.V. (Functional Materials, 2014)

The absorption spectrum of the solid solutions,i (Cs₁₋xMx)₄PbI₆ (M = Rb,K) 0≤x≤1 is studied in the spectral range 2-6 eV at T = 90 K. The formation of solid solutions (Cs₁₋xMx)₄PbI₆ in all range of concentrations, but ...
On the nature of photoinduced absorption in photochromic (AgCl)ₓ(CuCl)₁₋ₓ films

Yunakova, O.N.; Miloslavsky, V.K.; Gromov, M.S.; Kovalenko, E.N. (Functional Materials, 2005)

Absorption spectrum of photochromic (AgCI)ₓ(CuCI)₁₋ₓ films has been studied. The intense band of induced absorption in visible region has been established to be a superposition of two bands, namely, that of absorption by ...
Peculiarities of absorption spectra of solid solutions of CsAg₂l₃-CsCu₂l₃ complex compounds

Miloslavsky, V.K.; Yanakova, O.N.; Kovalenko, E.N. (Functional Materials, 2007)

The low-frequency electron absorption spectra in thin films of Cs(Ag₁₋ₓCuₓ)₂l₃ solid solutions have been investigated. At the fundamental band edge, two exciton bands A₀ and A₁ are observed, and the parameters thereof ...

Результати 1-11 з 11

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Перегляд за автором "Kovalenko, E.N."

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Перегляд за автором "Kovalenko, E.N."

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