Articole din publicaţii internaţionale: Recent submissions

  • Photoelectric and electrical properties of heterojunctions on cadmium tetraphosphide with zinc oxide 
    STAMOV, I. G.; TKACHENKO, D. V.; SYRBU, N.N. (Institutul de Fizică Aplicată, AŞM, 2018)
    Active structures on anisotropic crystals with large birefringence and semiconductor properties make it possible to solve a number of problems of polarization optoelectronics and simultaneously to study the properties of ...
  • Birefringence in PbGa2S4 AND CdGa2S4 crystals 
    NEMERENCO, L.; PARVAN, V.; SYRBU, N.; MASNIC, A. (Institutul de Fizică Aplicată al AŞM, 2012)
    Cadmium thiogallate CdGa2S4 has a coefficient of nonlinear susceptibility is five times greater than the coefficient of nonlinear susceptibility of niobate lithium . The dispersion of birefringence in CdGa2S4 and PbGa2S4 ...
  • Raman and infrared vibrational spectra of PbGa2S4 crystal 
    ZALAMAI, V. V.; SYRBU, N. N.; BEJAN, N. P.; HIRJEU, I. (Institutul de Fizică Aplicată, 2016)
    Raman scattering spectra in different geometries at temperatures 10 - 300 K and infrared vibrational spectra were investigated for PbGa2Se crystals. Contours of reflection spectra were calculated and parameters of phonons ...
  • Frenkel excitons and the energy bands structure in crystals PbGa2S4 
    STAMOV, I. G.; SYRBU, N. N.; URSAKI, V. V.; PARVAN, V. I.; ZALAMAI, V. V. (Institutul de Fizică Aplicată al AŞM, 2012)
    On the basis of lead tiogalat (PbGa2S4) was created the active elements for lasers which allow to control the generation spectroscopic properties of lasers and parameters of the laser radiation. In these crystals were found ...
  • Peierls structural phase transition in quasi-one-dimensional organic crystals 
    CASIAN, A.; BALMUS, I.; ANDRONIC, S. (Institutul de Fizică Aplicată al AŞM, 2012)
    The aim of this paper is to study the Peierls transition in Q1D organic crystals of TTF-TCNQ (tetrathiofulvalinium-tetracyanoquinodimethane) and TTT2I3 (tetrathiotetracene iodide). The first crystal has the conduction band ...
  • Excitonic spectra and birefringence in TlGaS2 single crystals 
    TIRON, A. V. (Institutul de Fizică Aplicată, AŞM, 2018)
    TlGaS2 crystals belong to triple thallium chalcogenides with well-pronounced lamellar structure. Due to specificity of crystal structure these crystals have a strong anisotropy of physical properties. The authors report ...
  • Diagrammatic theory for twofold degenerate Anderson impurity model 
    MOSKALENKO, V. A.; DOHOTARU, L. A.; DIGOR, D. F.; CEBOTARI, I. D. (Institutul de Fizică Aplicată al AŞM, 2012)
    We study the influence of the intra-atomic Coulomb interactions of the two electrons with opposite spins situated on the same or different orbitals and intra-atomic exchange is analyzed. We discuss the properties of the ...
  • Band structure of CdAl2S4 crystals 
    ZALAMAI, V. V.; SYRBU, N. N.; PARVAN, V. I.; SVECHKIN, N. (Institutul de Fizică Aplicată, 2016)
    Reflection and wavelength modulated reflection spectra were investigated at temperature 10 K in CdAl2S4 crystals. Ground and excited states of three excitonic series (A, B and C) were found out. Contours of reflection ...
  • Nonlinear transmission of supershort laser pulses by thin semiconductor films 
    COROVAI, A. V.; MANGIR, A. G.; KHADZHI, P. I. (Institutul de Fizică Aplicată, AŞM, 2018)
    Peculiarities of nonlinear nonstationary transmission (reflection) of supershort laser pulse by a thin semiconductor film, depending on the intensities, envelope shapes and widths were investigated taking into account the ...
  • Phenomenologic versus microscopic description of the nanoparticle magnetization 
    COJOCARU, S.; DOHOTARU, L. A.; MOSKALENKO, V. A. (Institutul de Fizică Aplicată al AŞM, 2012)
    We have shown that experimental data are reproduced equally well, but in this case the physical behavior can be understood in terms of the magnon gas concept. In the present work a further development of the microscopic ...
  • Charge transport mechanisms in quaternary glassy S -Te based thin films 
    CIOBANU, M.; TSIULYANU, D. (Institutul de Fizică Aplicată, 2016)
    Several compositions of quaternary materials in the As-S-Ge-Te system were synthesized by meltquenching technique and the respective thin films have been fabricated. Shown by AFM, SEM and X - ray analysis the nature of ...
  • Excitonic polaritons in ZnAs2 
    ZALAMAI, V. V.; SYRBU, N. N.; STAMOV, I. G. (Institutul de Fizică Aplicată, 2016)
    Spectral dependences of normal and anomaly dispersions of refractive index were calculated from interferential reflection and transmission spectra. It was shown, that A and B excitonic series were due to by hole V1 and ...
  • The behaviour B - exciton n=1 series of the monoclinic diphosphide zinc in the electric field of Shottky barrier 
    STAMOV, I.G.; TKACHENKO, D.V.; SYRBU, N.N. (Institutul de Fizică Aplicată, 2016)
    The Wannier - Mott excitons have been discovered in absorption spectra of β-ZnP2 crystals and examined in detail. Due to low symmetry of crystals and, also, crystal field splitting the Wannier - Mott excitons are observed ...
  • Effect of rapid thermal annealing in furnace of nanocrystallite Cu1-xZnxOy films on hydrogen gas response 
    CREŢU, V. (Academia de Ştiinţe a Moldovei, 2014)
    Hydrogen (H2) is expected to be “the fuel of the future” and can be used in the future power devices, H2 engine cars, solid oxide fuel cells [1]. But hydrogen gas forms explosive mixtures with air if it is 4–74% concentrated ...
  • Thermoelectric power factor of tetrathiotetraceneiodide organic crystals in the 3D model 
    SANDULEAC, I. I.; CASIAN, A. I. (Academia de Ştiinţe a Moldovei, 2014)
    Nanostructured organic crystals of TTT2I3 are very prospect materials for thermoelectric applications. The crystals are needle-shaped and consist of segregate stacks of TTT molecules and iodine ions. Due to the pronounced ...
  • Phonon dispersion above the peierls structural transition in TTF-TCNQ organic crystals 
    ANDRONIC, S.; CASIAN, A. (Institutul de Fizică Aplicată, 2016)
    The softening of acoustic phonons above the Peierls structural transition in quasi-one-dimensional (Q1D) TTF-TCNQ organic crystals is studied in the 3D model. Unlike of other papers, a more complete physical model is applied ...
  • The high-field galvanomagnetic effects in bicrystals of 3D topological insulator Bi 1-x - Sbx (0. 07 ≤ x ≤ 0.15) 
    MUNTYANU, F. M.; GILEWSKI, A.; ROGACKI, K.; CHISTOL, V. (Academia de Ştiinţe a Moldovei, 2014)
    We report the results of the investigations at He-liquid temperatures of the galvanomagnetic effects of twisting bicrystals of 3D topological insulator (TI) Bi1−xSbx (0.07 < x <0.15) to elucidate the peculiarities of ...
  • Two particle irreducible green’s function of strongly correlated electron systems 
    MOSCALENCO, V. A.; DOHOTARU, L. A.; DIGOR, D. F.; CEBOTARI, I. D. (Institutul de Fizică Aplicată, 2016)
    As was demonstrated in our previous papers devoted to the theory of strongly correlated electron systems the new elements of such theory are the irreducible Green’s functions or Kubo cumulants. These functions contain all ...
  • Direct relief formation during holographic recording in nanomultilayers As2S3/Se 
    TRIDUH, G.; PRISACAR, A.; MESHALKIN, A.; ABASHKIN, V.; ACHIMOVA, E.; ENAKI, M. (Academia de Ştiinţe a Moldovei, 2014)
    The process of obtaining of high-efficiency relief holographic gratings includes laser irradiation and chemical etching of photosensitive film in a special selective solution. This process can be greatly enhanced by the ...
  • Mechanical behavior at point contact of CdGa2S4 and CdGa2Se4 
    PYRTSAC, C.; SHIKIMAKA, O.; GRABCO, D.; PRISACARU, A.; PARVAN, V.; URSAKI, V. (Academia de Ştiinţe a Moldovei, 2014)
    In this study the deformation peculiarities of CdGa2S4 and CdGa2Se4 subjected to point contact (indentation) were investigated. By applying a depth-sensing nanoindentation technique with Berkovich pyramidal diamond indenter, ...

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