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Сортувати за: Порядок: Результатів:

  • Tarasenko, O.A.; Galunov, N.Z.; Panikarskaya, V.D.; Sanin, E.V.; Tarasov, V.A.; Volkov, V.L. (Functional Materials, 2012)
    In this paper we compare the energy yields both for the case of excitation by light photons of the visible range and for the excitation by gamma radiation for some organic scintillation crystals and polystyrene plastic ...
  • Sakun, V.P.; Stashchuk, V.S.; Motrenko, R.M. (Functional Materials, 2006)
    The investigation results of the ¹В₁ ➔ ¹А₁ -luminescence decay kinetics of impurity nitrite anions in alkalihalide single crystals are considered. The measurements were carried out at 4.2 К. The connection between the decay ...
  • Starzhinsky, N.G.; Sidletskiy, O.Ts.; Grinyov, B.V.; Masalov, A.A.; Malyukin, Yu.V.; Katrunov, K.A.; Zenya, I.M.; Kurtsev, D.A.; Bondar, V.G. (Functional Materials, 2009)
    The effect of lutetium oxyorthosilicate (LSO) crystals co-doping with rare-earth elements (Ce, Yb) on the luminescence energy and kinetic parameters has been studied. A significant decrease of light storage (afterglow drop ...
  • Voloshinovskii, A.; Myagkota, S.; Chornodolsky, Ya.; Stryganyuk, G. (Functional Materials, 2007)
    Luminescence parameters of CSI-CsCI (0.5-1.0 mol.%) and CsI-PbCI₂ (0.5 mol.%) crystals have been studied under synchrotron and X-ray excitation. New bands have been reavealed in the luminescence spectra of crystals wich ...
  • Grinyov, B.V.; Moroz, Z.T.; Nagornaya, L.L.; Pashkovsky, M.S.; Ryzhikov, V.D.; Tupitsyna, I.A.; Apanasenko, A.L. (Functional Materials, 2005)
    Influence of dopant-induced defects on luminescence and performance characteristics of CWO crystals has been studied. Мо and Fe have been shown to give rise to a specific "red" emission component with decay time of several ...
  • Alizadeh, M.; Degoda, V.Ya.; Kozhushko, B.V.; Pavlova, N.Yu. (Functional Materials, 2017)
    It is proposed a model of recombination luminescence center on which the two opposite mechanisms of recombination, electron and hole recombination, are implemented. Such a center of luminescence is observed in ZnSe crystals ...
  • Shevchuk, V.N. (Functional Materials, 2005)
    Luminescence spectra of garnet Nd₃Ga₅О₁₂ and of acentric Ca-gallogermanate Сa₃Ga₂Ge₄О₁₄:Nd³⁺ crystals under pulsed X-ray excitation (-1.5 ns) in 200-500 nm range are considered. The luminescence measurements carried out ...
  • Franiv, A.V.; Bovgyra, O.V.; Franiv, O.V.; Goyer, D.B. (Наносистеми, наноматеріали, нанотехнології, 2008)
    The relaxation dynamics of the exciton resonances in the layer InxTl1−xI semiconductor for its transition from bulk crystals to the quantum-size nanocrystals synthesised within the different matrices is analysed. The ...
  • Menkovich, E.A.; Tarasov, S.A.; Lamkin, I.A. (Functional Materials, 2012)
    Light-emitting diode structures on the basis of (Al, Ga, ln)N solid solutions with and without superlattices were investigated. Experiments in a wide range of temperatures (10—300 K) and noise currents (10 nA — 2 mA) were ...
  • Bolesta, I.M.; Vistovskyy, V.V.; Gloskovska, N.V.; Rovetskij, I.M. (Functional Materials, 2016)
    Luminescence spectra of CdI₂ crystals with PbI₂ inclusions (10⁻⁵%) under synchrotron excitation at 8 K are examined in the present work. The spectra of the crystals grown from the melt exhibit luminescence peaks at 2.13 ...
  • Nedilko, S.G.; Chumak, V.; Titov, Yu. (Functional Materials, 2018)
    The wide-band complex spectra of intrinsic luminescence of undoped SrLa₄Ti₅O₁₇ compounds are found in range of 350-1100 nm under excitation by the light from ultraviolet and vacuum ultraviolet range (50-334 nm) of synhrotron ...
  • Trukhin, A.N. (Физика низких температур, 2016)
    Luminescence properties of SiO₂ in different structural states are compared. Similar comparison is made for GeO₂. Rutile and α-quartz structures as well as glassy state of these materials are considered. Main results are ...
  • Beliak, I.V.; Kravets, V.G.; Kryuchin, A.A. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2007)
    A physicotechnical fundamental of the multilayer photoluminescent media development has been considered. The quantum yield and relaxation time of luminescence were found as most significant values of the recording material. ...
  • Kostyk, L.; Tsvetkova, O.; Stryganyuk, G. (Functional Materials, 2008)
    The spectral and kinetic luminescence characteristics of undoped Ca₃Ga₂Ge₄O₁₄ single crystals have been studied using synchrotron irradiation with 4-30 eV energy, X-ray and optical irradiation (N₂ laser) in 10-300 K ...
  • Nagarkar, V.V.; Ovechkina, E.E.; Miller, S.R.; Gaysinskiy, V.; Brecherb, C.; Lempickib, A.; Bartramc, R.H. (Functional Materials, 2005)
    In investigating chemical approach for reducing the afterglow from Csl:TI, we were discovered es that a particularly effective ion for such afterglow suppression is Eu²⁺. We have extensively studied the effect of the Eu ...
  • Gomenyuk, O.V.; Nedilko, S.G.; Stus, N.V.; Chukova, O.V. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2004)
    Luminescence properties of the KAlP₂O₇ crystals doped with the chromium ions were investigated. Luminescence spectra consist of two main bands: one of them lies in the blue-green spectral region and the other lies in the ...
  • Gomenyuk, O.V.; Nedilko, S.G.; Stus, N.V.; Slobodyanyk, M.S.; Scherbatsky, V.P. (Functional Materials, 2004)
    Luminescence properties of NaAIP₂O₇ crystals doped with chromium ions have been investigated. Luminescence spectra of these crystals consist of two main bands in the green-orange and red spectral regions, respectively. ...
  • Pushak, A.S.; Vistovskyy, V.V.; Myagkota, S.V.; Demkiv, T.M.; Antonyak, O.T.; Dacyuk, J.R.; Savchyn, P.V.; Voloshinovskii, A.S. (Functional Materials, 2010)
  • Nedilko, S.; Chornii, V.; Hizhnyi, Yu.; Scherbatskyi, V.; Slobodyanik, M.; Terebilenko, K.; Boyko, V.; Sheludko, V. (Functional Materials, 2013)
    The photoluminescence (PL) studies of the set of undoped and doped with Eu³⁺ ions Bi-containing oxide compounds BiPO₄, K₃Bi₅(PO₄)₆, K₂Bi(PO₄)(MoO₄) and K₅Bi(MoO₄)₄ as well as calculations of their electronic structures ...
  • Babayevskaya, N.V.; Mateychenko, P.V.; Deineka, T.G.; Kolupaeva, Z.I. (Functional Materials, 2008)
    The FAP and FAP:Eu³⁺ powders have been prepared using precipitation from aqueous solution. The as-prepared powders were compacted into tablets at 660 MPa and sintered in oxygen atmosphere at 600-1200°C. XRD analysis has ...