Browsing Articole ştiinţifice by Title

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  • Evoluţia conceptului şi metodelor de evaluare a calităţii vieţii 
    GOROBIEVSCHI, Svetlana (Academia de Studii Economice din Moldova, 2013)
    În baza metodei istorico-dialectice, autorul cercetează formarea conceptului de Calitate a Vieţii (CV), percepute ca o categorie socioeconomică. Astfel, sunt cercetate şi caracterizate teoriile clasice, neoclasice şi ...
  • Evoluţia concepţiilor despre imagine în filosofia modernă şi psihologia secolul XIX 
    PERCIUN, Andrei (Institutul de Cercetări Juridice şi Politice al AŞM, 2016)
    În acest articol sunt trecute în revistă concepţiile asociaţioniste ale unor doctrine fi losofice din epoca modernă ce au influenţat abordările imaginii din psihologia analitică şi sintetică de la mijlocul şi sfârşitul ...
  • Evoluţia figurativului din pictura moldovenească în perioada 1952-1960 
    PLATON, Liliana (Institutul Patrimoniului Cultural, 2018)
    Figurativul in pictura moldovenească manifestă funcţii de importanţă majoră, atat de formalizare a structurii compoziţionale, cat şi de asigurare a interpretării ideii semantice in tablou. In primii ani postbelici, figurativul ...
  • Evoluţia figurativului din pictura moldovenească în perioada anilor 1952-1960 
    PLATON, Liliana (Institutul Patrimoniului Cultural al AȘM, 2018)
    În prezentul articol dat se evidențiază caracterul demersului figurativ din pictura RSSM pe parcursul deceniului VI. În această perioadă, pictura este condiționată de o serie de formulări ideologico-conceptuale, destul de ...
  • Evoluţia istorico-juridică a instituţiei regimului matrimonial contractual 
    PISARENCO, Olga (Universitatea de Stat din Moldova, 2012)
    While in the past centuries most well-known was the marriage based on interest, negotiated between the future spouses’ families, today predominant in most countries is marriage based on love. From the social point of view, ...
  • Evoluţia şi modificarea impozitului pe venit reținut la sursa de plată în Republica Moldova 
    SAVA, Lilia; GUJUMAN, Lucia; LAVRENCIUC, Lilia (Institutul de Cercetari Economice şi Sociale “Gheorghe Zane, 2019)
    The current fiscal system, created during the transition stages from the centralized economy to the market economy, must be adopted under the new market conditions. In many cases are missing the fiscal principles, necessary ...
  • Evoluţia ştiinţelor inginereşti, infrastructura instituţională şi cooperarea cu industria: anii 1946–2016 (partea I) 
    BOSTAN, Ion (Academia de Științe a Moldovei, 2016)
    Acest articol descrie evoluţia știinţelor inginerești în Republica Moldova în perioada postbelică. Autorul pune în valoare locul și rolul știinţelor inginerești reflectate în deciziile autorităţilor politice, expune ...
  • Exceptional integration of metal or semimetal nanowires in human-hair-like glass fiber 
    BADINTER, E.; IOISHER, A.; MONAICO, E.; POSTOLACHE, V.; TIGINYANU, I. M. (ELSEVIER, 2010)
    We report on a technological route allowing one to integrate huge amounts of electrically isolated metal or semimetal (Pb/Sn alloys and Bi) nanowires in glass fibers with the diameter of up to a few hundreds of micrometers ...
  • Excitability and coherence resonance of DFB laser with passive dispersive reflector 
    TRONCIU, Vasile (Institutul de Inginerie Electronică şi Nanotehnologii "D. Ghiţu" al AŞM, 2008)
    We investigate the phenomena of excitability and coherence resonance of single mode DFB laser with passive dispersive reflector. We show that under an appropriate level of noise the excitable element can display the coherence ...
  • Excitability of excitons and biexcitons in a ring cavity 
    TRONCIU, V. Z.; ABRAM, R. A. (American Physical Society, 2002)
    We discuss the excitable behavior of excitons and biexcitons in a nonlinear optical ring cavity. The nonlinearity is due to the process of the creation of biexcitons by photon-assisted conversion of excitons. In the ...
  • Excitability of lasers with integrated dispersive reflector 
    TRONCIU, V. Z.; WUNSCHE, Hans-Juergen; SCHNEIDER, Klaus R.; RADZIUNAS, Mindaugas (Society of Photo-Optical Instrumentation Engineers (SPIE), 2001)
    This paper is concerned with the phenomenon of excitability in semiconductor lasers consisting of a DFB section and a passive dispersive reflector (PDR). We assume that the PDR section contains a Bragg grating and/or a ...
  • Excitation and temperature tuned photoluminescence in HgGa2S4 single crystals 
    URSAKI, V. V.; RICCI, P. C.; TIGINYANU, I. M.; ANEDDA, A.; SYRBU, N. N.; TEZLEVAN, V. E. (ELSEVIER, 2002)
    Mercury thiogallate single crystals are shown to exhibit bright photoluminescence (PL) tunable in a wide spectral range from green to red when changing the excitation power density, wavelength and sample temperature. Taking ...
  • Exciton - phonon spectra and energy band structure of crystals 
    SYRBU, N. N.; BOGDANASH, M.; TEZLEVAN, V. E.; STAMOV, I. G. (IOP Publishing, 1997)
    The excitonic reflectivity spectra and the wavelength derivative reflection spectra have been investigated. The n = 1, n = 2 and n = 3 states of the A, B and C exciton series are determined. The exciton binding energies ...
  • Exciton and phonon spectra of acoustooptic Tl3AsS3 crystals 
    GITSU, D. V.; SYRBU, N. N.; PRUNICH, P. I.; POPESKU, A. A. (Springer Nature Switzerland, 2001)
    The λ-modulated exciton reflection spectra of Tl3AsS3 crystals are investigated at 8 and 77 K, in which the ground (n=1) and excited (n=2, 3) exciton states are revealed. Taking into account the spatial dispersion, the ...
  • Exciton polariton spectra and carrier effective masses in ZnO single crystals 
    SYRBU, N. N.; TIGINYANU, I. M.; ZALAMAI, V. V.; URSAKI, V. V.; RUSU, E. V. (ELSEVIER, 2004)
    Photoreflectivity and photoluminescence spectra in the region of exciton resonance were measured in ZnO single crystals. A, B, and C exciton binding energies were determined from the energy position of the ground and excited ...
  • Exciton spectra and energy band structure of Cu2ZnSiSe4 
    GUC, M.; LEVCENKO, S.; DERMENJI, L.; GURIEVA, G.; SCHORR, S.; SYRBU, N. N.; ARUSHANOV, E. (Elservier, 2014)
    Exciton spectra are studied in Cu2ZnSiSe4 single crystals at 10 and 300K by means of reflection spectroscopy. The exciton parameters, dielectric constant and free carriers effective masses are deduced from experimental ...
  • Exciton spectra and energy band structure of CuAlSe2 crystals 
    SYRBU, N. N.; DOROGAN, A. V.; MASNIK, A.; URSAKI, V. V. (Academy of Sciences of Moldova, 2011)
    The main exciton parameters and the refined values of the energy intervals V1(Г7) - C1(Г6), V2(Г6) - C1(Г6) and V3(Г7) - C1(Г6) in CuAlSe2 crystals are discussed. The crystal field and spin-orbit splitting of the balance ...
  • Exciton spectra and energy band structure of CuGaSe2 single crystals 
    LEVCHENKO, S.; SYRBU, N. N.; TEZLEVAN, V. E.; ARUSHANOV, E.; MERINO, J. M.; LEÓN, M. (IOP Publishing, 2008)
    Photoreflectivity, wavelength modulation spectroscopy and photoluminescence measurements of CuGaSe2 are used to determine the exciton and band parameters as well as the energy band structure of CuGaSe2 at photon energies ...
  • Exciton spectra of CuInSe2 crystals 
    NEMERENCO, L. (Academy of Sciences of Moldova, 2005)
    The excitonic reflectivity spectra and the wave-length derivative reflection spectra have been investigated for CuInSe2 crystals. The n =1, n =2 and n = 3 states of A, B and C exciton series are revealed and the contours ...
  • Exciton spectra, valence band splitting, and energy band structure of CuGaxIn1−xS2 and CuGaxIn1−xSe2 crystals 
    SYRBU, N. N.; TIGINYANU, I. M.; NEMERENCO, L. L.; URSAKI, V. V.; TEZLEVAN, V. E.; ZALAMAI, V. V. (ELSEVIER, 2005)
    Exciton spectra are studied in CuGaXIn1−XS2 solid solutions by means of photoreflectivity and wavelength modulation spectroscopy at liquid nitrogen temperature. The exciton parameters, dielectric constants, and free carrier ...

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