Articole din publicaţii internaţionale: Recent submissions

  • The effect of oxygen on optical absorption and emission of Pr:Ga–La–S glass 
    SEDDON, A. B.; FURNISS, D.; IOVU, M. S.; SHUTOV, S. D.; SYRBU, N. N.; ANDRIESH, A. M.; ADRIAENSSENS, G. J. (Elservier, 2003)
    The absorption and emission spectra of Ga–La–S–O glasses with fixed cation ratio Ga/La=0.7/0.3 and two oxygen contents 0.65 wt% and 2.95 wt% were studied for two Pr3+ doping levels of 0.1 and 1.0 wt%. Presence of oxygen ...
  • The Band Structure of TlGaSe2 Crystals 
    SYRBU, N. N.; ZALAMAI, V. V.; STAMOV, G.; NEMERENCO, L. N. (Open Science Publishers, 2015)
    Energies of electron transitions for the energy diapason 2 - 6 eV were identified from the analysis of reflection and wavelength modulated reflection spectra measured at temperature 30 K. Bands parameters were determined ...
  • The band structure of birefractive CdGa2S4 crystals 
    STAMOV, I. G.; SYRBU, N. N.; PARVAN, V. I.; ZALAMAI, V. V.; TIGINYANU, I. M. (Elservier, 2013)
    In this paper, we report on the spectral dependence of Δn=no−ne for CdGa2S4 single crystals for shorter and longer wavelengths than the isotropic wavelength λ0=485.7nm (300K). It was established that Δn is positive at λ>λ0 ...
  • Switching effects in Ag2S–Ag3AsS3 quantum dots 
    DEMIDENCO, I. V.; ZALAMAI, V. V.; STAMOV, I. G.; SYRBU, N. N. (Elservier, 2020)
    Photoluminescence and wavelength-modulated transmission spectra of Ag3AsS3 crystals were investigated at 10 K Ag3AsS3 structures with Ag2S layers were obtained by chemical and electrochemical methods. It was shown that ...
  • Spectroscopical Study of Amorphous AsSe : Sn Films 
    IOVU, M. S.; SYRBU, N. N.; SHUTOV, S. D.; VASILIEV, I. A.; REBEJA, S.; COLOMEICO, E.; POPESCU, M.; SAVA, F. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1999)
    The effect of tin impurities on optical spectra of thermally deposited AsSe films doped with Sn (1 to 10 at\%) was studied in a wide energy interval from 0.8 to 6.2 eV by combination of reflection, absorption, photoresponse ...
  • Spectroscopical study of amorphous AsSe films containing tin impurity 
    IOVU, M. S.; POPESCU, M.; SYRBU, N. N.; SHUTOV, S. D.; VASILIEV, I. A.; REBEJA, S.; COLOMEICO, E. (IEEE, 1998)
    Optical absorption of thermally deposited AsSe films doped with Sn impurity (1 to 10 at.%) is studied in a wide energy interval from 0.8 to 6.2 eV by combination of reflection, absorption, photoresponse and photocapacitance ...
  • Влияние электрического поля барьера шоттки на оптические спектры дифосфида цинка 
    СТАМОВ, И. Г.; СЫРБУ, Я . Я.; ХАЧАТУРОВА, С. Б. (Ioffe Institute, 1984)
    Исследовано влияние электрического поля барьера Шоттки Au—ZnP2 на водородоподобные спектры отражения и поглощения в дифосфиде цинка. Установлено влияние поля на контур экситонных спектров отражения, а также на спектры ...
  • Resonance Raman scattering by excitonic polaritons in CuGaS2 
    SYRBU, N. N.; BLAZHE, M.; TIGINYANU, I. M.; TEZLEVAN, V. E. (Springer Nature Switzerland, 2002)
    Resonance Raman scattering by exciton polaritons in crystals of CuGaS2 under excitation with the 4880 and 4765 Å lines of an Ar+ laser at 9 K is studied. Lines of one-and two-phonon scattering of excitonic polaritons are ...
  • Resonance impurity radiation in CuGaS2 crystals 
    SYRBU, N. N.; NEMERENCO, L. L.; TEZLEVAN, V. E. (Elservier, 2007)
    In this work the reflectivity spectra of the CuGaS2 crystals have been investigated in the EIIc polarization and the absorption spectra were studied in the E⊥c polarization at the 10K. The parameters of the excitons and ...
  • Reflectivity spectra of the orthorhombic crystal Bi2S3 
    SOBOLEV, V. V.; SYRBU, N. N.; NIKITINA, V. K.; LOBANOVA, YU. K. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1970)
    The present communications is devoted to the investigation of the electronic spectra of Bi2S3 single crystals in the range of 1 to 12,5 eV.
  • Raman scattering in right angle configuration on Cu2ZnSiSe4 single crystals 
    GUC, M.; LEVCENKO, S.; ZALAMAI, V.; ARUSHANOV, E.; SYRBU, N. N. (Elservier, 2017)
    Polarized Raman scattering and resonance Raman scattering spectra of Cu2ZnSiSe4 crystals measured at temperature 300 and 10 K were investigated. Nine vibrational modes of A2 symmetry, seven modes of B2 symmetry and nine ...
  • Polar vibrational modes in Ag3AsS3 crystals 
    SYRBU, N. N.; CEBOTARI, V. Z.; BOGDANASH, M. (Elservier, 1996)
    Reflectivity spectra of Ag3AsS3 crystals have been investigated in the range from 50 to 4000 cm−1 for E∥÷c and E ⊥ c polarizations, and practically all expected vibrational modes of A1 and E symmetry have been found. Phonon ...
  • Photoinduced effects and light emission in Ga-La-S:Pr/sup 3+/ glass 
    SEDDON, A .B.; FURNISS, D.; JOVU, M. S.; SHUTOV, S. D.; SYRBU, N. N.; ANDRIESH, A. M.; HERTOGEN, P.; ADRIAENSSENS, G. J. (IEEE, 2003)
    The absorption and radiation spectra of Ga-La-S-O glasses with fixed cation ratio Ga/La=0.7/0.3 and two oxygen content 0.65 Wt % and 2.95 Wt % were studied for two Pr/sup 3+/ doping levels of 0.1 and 1.0 Wt %. Presence of ...
  • Photoelectrical properties of a Au-CdIn2S4 surface-barrier diode 
    RADAUTSAN, S. I.; MOLODYAN, I. P.; BULYARSKII, S. V.; SYRBU, N. N.; TEZLEVAN, V. E. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1974)
    The photoelectrical properties of Schottky barriers Au-CdIn2S4 in a broad energy region have been considered. The optical direct and indirect transitions and the spin-orbit splittings of zones Γ15(Γ7), Γ15(Γ8) in L1(L6) ...
  • Фотоэлектрические свойства гетеропереходов ZnP2(D48) - ZnP2 ( C52h) 
    РАДАУЦАН, С. И.; СЫРБУ, Н. Н.; СТАМОВ, И. Г. (Russian Academy of Sciences, 1977)
    В данной работе рассматриваются свойства гетеропереходной пары, образованной на базе соединения ZnP2 , существующей в двух модификациях: с пространственной группой С2h5 и D48 .
  • Photodetectors and birefringence in ZnP2–С2h5 crystals 
    STAMOV, I. G.; SYRBU, N. N.; DOROGAN, A. V. (Elservier, 2013)
    The spectral dependences of refractive indexes no(n⊥), ne(n||) and Δn=no(n⊥)−ne(n||) were studied in ZnP2–C2h5 crystals. The intersection of no(n⊥) and ne(n||) was found for λ0=0.906μm. The crystal possesses positive ...
  • Оптические свойства CuAlS2 в области края фундаментального поглощения 
    СЫРБУ, Я. Я.; РАБОТИНСКИЙ, Н. Д.; СТРАТАН, Г. И.; ХАЧАТУРОВА, С. Б. (Ioffe Institute, 2016)
    В настоящей работе приведены результаты исследования спектров отражения монокристаллов CuAlS2 в области энергий экситонных переходов и в собственной области (3—6 эВ) при температуре 77 К. Исследованные кристаллы CuAlS2 ...
  • Optical spectra of TlGaS2 crystals 
    NEMERENCO, L.; SYRBU, N. N.; DOROGAN, V.; BEJAN, N. P.; ZALAMAI, V. V. (Elservier, 2016)
    Wavelength modulated reflection spectra measured at temperatures 14K and 300K in E||a and E||b polarizations for TlGaS2 crystals were investigated. The ground and excited states of excitons B2u in E||a polarization and B3u ...
  • Optical spectra and energy band structure of single crystalline CuGaS2 and CuInS2 
    SOBOLEV, V. V.; SYRBU, N. N. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1972)
    The anisotropic spectra of edge absorption, reflection, and photoconductivity of the monoclinic ZnP2, and ZnA2, crystals have been experimentally investigated at 293 and 77 °K. The group-theoretical calculations of selection ...
  • Optical spectra and energy band structure of single crystalline CuGaS2 and CuInS2 
    LEVCENKO, S.; SYRBU, N. N.; TEZLEVAN, V. E.; ARUSHANOV, E.; DOKA-YAMIGNO, S.; SCHEDEL-NIEDRIG, Th.; LUX-STEINER, M. Ch. (IOP Publishing, 2007)
    The reflection spectroscopy of chalcopyrite CuGaS2 and CuInS2 single crystals has been applied for light polarized perpendicular () and parallel () to the optical axis in the photon energy range between 1.5 and 6 eV at 77 ...

Search DSpace


Browse

My Account