Search Results - "Nurakhmetov, T. N."

Synthesis and investigation of optical properties of CdSe quantum dots with high quantum luminescence yield by Kainarbay, A.Z., Nurakhmetov, T.N., Salikhodja, Z.M., Zhunusbekov, A.M., Daurenbekov, D.K., Sadykova, B., Yussupbekova, B., Zhanylysov, K., Kainarbayeva, A., Adalbek, N., Shaken, N., Turmakhanbetova, A., Balabekov, K.N.

“…In the present work, an attempt to obtain quantum dots with a high quantum luminescence yield has been made. For this purpose, the existing methods of…”
Get full text

Radiation defects in alkali metal sulfates by Nurakhmetov, T.N., Kuterbekov, K.A., Daurenbekov, D.H., Salikhodzha, Zh.M., Kainarbay, A.K., Zhunusbekov, A.M, Bekmyrza, K.

“…Spectroscopic methods were used to investigate the mechanisms of formation of electron–hole capture centers in KNaSO4 and LiNaSO4 crystals by irradiation with…”
Get full text

Radiation defects in alkali metal sulfates irradiated by ultraviolet photons by Nurakhmetov, T.N., Kuterbekov, K.A., Salikhodzha, Zh.M., Zhunusbekov, A.M., Kainarbay, A.Zh, Daurenbekov, D.H., Bekmyrza, K.Zh, Temirkulova, N.I., Sadykova, B.M.

“…In the present paper the formation of defects in LiKSO4 andK2SO4crystals after excitation by 4–11 eV photons at the temperature of liquid nitrogen was studied…”
Get full text

The Study of Kinetics of Diffusion and Phase Formation in the Layered Iron-Beryllium System by Kuterbekov, K. A., Nurkenov, S. A., Kislitsin, S. B., Kuketayev, T. A., Nurakhmetov, T. N.

“…The methods of Mössbauer spectroscopy with X-ray phase analysis and Rutherford backscattering of protons were used to study the kinetics of diffusion and phase…”
Get full text

The energy transfer of electronic excitations to impurities in dosimetric phosphors BaSO4-Dy by Nurakhmetov, T.N., Zhangylyssov, K.B., Shamiyeva, R.K., Alibay, T.T., Salikhodzha, Zh.M, Sadykova, B.M., Tolekov, D.A., Yussupbekova, B.N.

“…•Electron trapping centers in the range of 2.95–3.1 eV was studied by vacuum ultraviolet and thermal activation spectroscopy;•Sulfate anion and Dy3+ (O2-→Dy3+)…”
Get full text

Colloidal synthesis of CdTe nanoplatelets using various cadmium precursors by Akhmetova, A.S., Daurenbekov, D.H., Kainarbay, A. Zh, Nurakhmetov, Т.N., Eliseev, A.A.

“…Two-dimensional (2D) CdTe nanoplatelets were synthesized using cadmium propionate, acetate and myristate precursors. Growth of nanoplatelets within the…”
Get full text

Intrinsic and impurity emission and formation mechanism of trapping centers in LiKSO4-Cu crystals by Yussupbekova, B.N., Nurakhmetov, T.N., Salikhodzha, Zh.M., Zhunusbekov, A.M., Kainarbay, A.Zh, Daurenbekov, D.H., Sadykova, B.M., Zhangylyssov, K.B.

“…Using the methods of vacuum ultraviolet spectroscopy and thermally stimulated luminescence, the nature of intrinsic and impurity luminescence and the formation…”
Get full text

Recombination luminescence in CaSO4 by Salikhodzha, Zh.M., Nurakhmetov, T.N., Akilbekov, A.T., Zhunusbekov, A.M., Kainarbay, A. Zh, Sadykova, B.M., Daurenbekov, D.H., Zhangylysov, K.B.

“…The nature of intrinsic emission and the formation mechanisms of electron-hole trapping centers in a CaSO4 crystal irradiated by UV photons (4.9–11 eV) over a…”
Get full text

Luminescence and creation of electron-hole trapping centers in alkali metal sulfates activated by Pb2+ impurity by Nurakhmetov, T.N., Shamieva, R.K., Salikhodzha, Zh.M., Temirkulova, N.I., Alibay, T.T., Sadykova, B.M., Yussupbekova, B.N., Kabdulkak, A.A.

“…The nature of the impurity emission and the process of creating intrinsic and impurity electron-hole trapping centers were studied by spectroscopic and thermal…”
Get full text

Formation of a combined electron-hole emission state in the LiRbSO4 – Eu phosphor by Nurakhmetov, T.N., Bakhtizin, R.Z., Tolekov, D.A., Shamieva, R.K., Salikhodzha, Zh.M., Sadykova, B.M., Yusupbekova, B.N., Pazylbek, S.A., Bairbaeva, G.B., Rakhymzhanov, B.M.

“…In the irradiated phosphor 4 LiRbSO Eu , the mechanisms of formation of the induced or combined electron-emitting state at 3.1-2.94 eV were studied using…”
Get full text

Intrinsic emission and electron-hole trapping centers in irradiated Na2SO4 by Nurakhmetov, T.N., Salikhodzha, Zh.M., Zhunusbekov, A.M., Kainarbay, A.Zh, Daurenbekov, D.H., Alibay, T.T., Sadykova, B.M., Zhangylyssov, K.B., Yussupbekova, B.N., Tolekov, D.A.

“…The nature of intrinsic emission and the mechanisms of creation of electron-hole trapping centers in Na2SO4 in a wide temperature range of 15–300 K under…”
Get full text

Intrinsic luminescence in alkali metal sulfates by Nurakhmetov, T.N., Kuterbekov, K.A., Daurenbekov, D.H., Salikhodzha, Zh.M., Kainarbay, A.Zh, Zhunusbekov, A.M., Bekmyrza, K.

“…For the first time, the nature of intrinsic luminescence of Na2SO4 and LiKSO4 crystals at 80 and 300K excited by ultraviolet photons with energy of (4–6.2eV)…”
Get full text

Investigation of the temperature and precursors concentration dependence of the formation of ZnSe quantum dots by Duisenbay, B. A., Alibay, T. T., Akhmetova, A. S., Zhangylyssov, K. B., Daurenbekova, R. K., Kainarbay, A. Zh, Nurakhmetov, T. N., Daurenbekov, D. H.

“…Various variations of the synthesis of ZnSe quantum dots are investigated. The influence of temperature, the concentration of precursors and the time of…”
Get full text

Electron-hole trapping centers in Na2SO4 with a transition metal impurity Mn by Nurakhmetov, T.N., Alibay, T.T., Pazylbek, S., Zhunusbekov, A.M., Sadykova, B.M., Tolekov, D.A., Shamieva, R.K., Nurpeissov, A.S.

“…The Na2SO4 samples were obtained by slow evaporation method. The mechanisms of the formation of electron and hole trapping centers are investigated by…”
Get full text

Luminescent down shifting CdTe colloidal quantum dots for enhancing polycrystalline silicon solar cells by Kainarbay, A.Z., Nurakhmetov, T.N., Daurenbekov, D.K., Eliseev, А.А., Sachkova, T.Y., Salikhodzha, Z.M., Zhunusbekov, A.M.

“…In this paper, CdTe quantum dots (QDs) with emission bands at 762 nm and 812 nm were investigated for their use in luminescent down shifting (LDS) layers…”
Get full text

Recombination luminescence in alkali metal sulfates by Nurakhmetov, T.N., Zhunusbekov, A.M., Daurenbekov, D.H., Salikhodzha, Zh.M., Kainarbay, A.K., Bekmyrza, K., Zhangylyssov, K.B., Kurmanuly, O.

“…In this paper we present the results of investigation of the nature of intrinsic luminescence caused by photon excitation in a wide spectral range from 10.3 eV…”
Get full text

The creation spectra of intrinsic emission of a LiKSO4 crystal irradiated by ultraviolet photons by Nurakhmetov, T.N., Salikhodzha, Zh.M., Bakhtizin, R.Z., Zhunusbekov, A.M., Kainarbay, A.Zh, Daurenbekov, D.H., Sadykova, B.M., Zhangylyssov, K.B., Yussupbekova, B.N.

“…•The minimum emission generation energy for 3.7–3.8 eV is 5 eV.•The holes of the three sub-bands relax on the top of the valence band.•The capture centers are…”
Get full text

Photoluminescence and thermoluminescence in a Li2SO4 crystall by Nurakhmetov, T. N., Zhunusbekov, A. M., Kainarbay, A. Zh, Daurenbekov, D. H., Tolekov, D. A., Sadykova, B. M., Temirkulova, N. I., Zhangylyssov, K. B., Alibay, T. T., Shamieva, R. K., Manat, A. A., Kabadulla, T. M.

“…The nature of intrinsic emission and the creation of electron-hole trapping centers in irradiated with ultraviolet and X-rays at 15 K and 300 K was…”
Get full text

Effect of structural parameters of Ni-ScSZ cermet components on the SOFC anodes characteristics by Spirin, A. V., Nikonov, A. V., Lipilin, A. S., Khrustov, V. R., Kuterbekov, K. A., Nurakhmetov, T. N., Bekmyrza, K. Zh

“…The effect of the degree of dispersion and the ratio of initial components of metalloceramic composites based on Ni and Sc 2 O 3 -stabilized ZrO 2 (Ni/ScSZ) on…”
Get full text

Electron-hole capture centers in an irradiated K2SO4-Cu crystal by Nurakhmetov, T.N., Salikhodzha, Zh.M., Bakhtizin, R.Z., Zhunusbekov, A.M., Kainarbay, A.Zh, Daurenbekov, D.H., Sadykova, B.M., Zhangylyssov, K.B., Yussupbekova, B.N.

“…The methods of vacuum ultraviolet and thermal activation spectroscopy were used to measure the excitation spectra of impurity radiation in the fundamental…”
Get full text