IRTUM – Institutional Repository of the Technical University of Moldova

Browsing Facultatea Calculatoare, Informatică şi Microelectronică by Title

Browsing Facultatea Calculatoare, Informatică şi Microelectronică by Title

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  • Exciton Spectra of AgAsS2 Crystals 
    NEMERENCO, Lucretsia; IVANENCO, Iurie (Technical University of Moldova, 2011)
    Reflectivity and wavelength modulated reflectivity spectra of AgAsS2 crystals are investigated in the region of exciton resonances. The exciton and energy band structure parameters were determined.
  • Exciton Spectra of CuAlS2 and CuAlSe2 Crystals 
    SYRBU, N. N.; URSAKI, V. V.; DOROGAN, A.; GALBIC, I.; KORZUN, B. V.; FADZEYEVA, A. A.; MIANZELEN, R. R. (Technical University of Moldova, 2009)
    The reflectivity exciton spectra are researched for CuAlS2 and CuAlSe2 crystals at 10K. The chipping values were calculated caused by the crystal field and spin-orbital interaction of valence zones. There have been estimated ...
  • Exciton-phonon spectra in CuIn1-XGaXS2 crystals 
    NEMERENCO, L. L. (Technical University of Moldova, 2005)
    In this work, the wave-length derivative reflection (WDR) spectra of CuIn1-xGaxS2 crystals have been investigated in the region of A, B and C series. The n = 1, n = 2 and n = 3 states are determined and centers of exciton ...
  • Exciton-polariton laser 
    MOSKALENKO, Sveatoslav; TIGINYANU, Ion (Tehnica UTM, 2015)
    In this paper, we present a review of the investigations realized in the last decades of the phenomenon of the Bose-Einstein condensation (BEC) in the system of two- dimensional cavity polaritons in semiconductor nanostructures. ...
  • Excitonic Crystal in Nanotechnology 
    PYSHKIN, S. (Tehnica UTM, 2015)
    This paper demonstrates the results of development of growth technology for perfect and free of contamination gallium phosphide (GaP) crystals and investigation of influence of crystallization conditions on quality and ...
  • Excitonic luminescence of the tungsten disulfide crystals intercalated with halogen molecules 
    DUMCHENKO, Dmitry (Technical University of Moldova, 2005)
    The radiative recombination in the layered disulfide transition metal dichalcogenide compounds 2H-WS2:I2 and 2H-WS2:Br2 has been investigated. It is shown that the strong photoluminescence (PL) of these indirect band gap ...
  • Excitonic Luminescence, X-ray Analysis and Local Band Structure of Chlorine Intercalated 2H- and 3R-MoS2 polytypes 
    ANGHEL, S.; CHUMAKOV, Yu.; COLEV, A.; KRAVTSOV, V.; KULYUK, L.; MAMALIGA, C.; MITIOGLU, A.; SUSHKEVICH, K.; VOLODINA, G. (Tehnica UTM, 2015)
    Photoluminescence and X-ray diffraction are used to investigate 2H and 3R polytypes of MoS2 layered crystals intercalated with Cl2 molecules. The spectral structure of the observed bound excitons emission is individual for ...
  • Excitonic States in Brillouin Zone Center of GaSe Layered Crystals 
    ZALAMAI, Victor V.; TIRON, A. V.; CRISTEA, E.; STAMOV, I. G. (Springer, Cham, 2022)
    Optical spectra (absorption and reflection) of GaSe layered crystals were studied at room and low (10 K) temperatures. Contours of measured reflection spectra were fitted by help of dispersion equations. Photoluminescence ...
  • Excitonic States in Brillouin Zone Center of GaSe Layered Crystals 
    ZALAMAI, V.V.; TIRON, A.V.; CRISTEA, E.; STAMOV, I.G. (Universitatea Tehnică a Moldovei, 2021)
    Optical spectra (absorption and reflection) of GaSe layered crystals were studied at room and low (10 K) temperatures. Contours of measured reflection spectra were fitted by help of dispersion equations. Photoluminescence ...
  • Exciton–Polariton laser under the influence of the Landau quantization, Rashba spin-orbit coupling and Zeeman splitting 
    MOSKALENKO, S. A. (Technical University of Moldova, 2015)
    The report consists from two parts. In the first of them I present a review of the investigations effectuated during last decades of the phenomenon of the Bose-Einstein Condensation (BEC) in the system of two-dimensional ...
  • Exciton–polariton parametric oscillator dynamics in the semiconductor microcavity 
    VASILIEVA, O. (Tehnica UTM, 2013)
    The dynamics of an exciton–polariton parametric oscillator has been investigated. A system of nonlinear differential equations has been obtained for describing the time evolution of the densities of pump and signal polaritons. ...
  • Exfoliation and thermoelectric properties of bismuth telluride and bismuth chalcogenides layers N- and P- type 
    NIKOLAEVA, Albina; KONOPKO, Leonid; ROGACKI, Krziysztof; GHERGHISHAN, Igori; BOTNARI, Oxana; KOROMYSLICHENKO, Tatiana (Tehnica UTM, 2019)
    Bismuth telluride and its alloys are the best thermoelectric material at room temperature. Bulk thermoelectric modules are used widely in industry as Peltier cooling devices and only bismuth telluride materials are ...
  • Exorcism – adevăr sau manipulare? 
    PĂDURARU, Vadim (Tehnica UTM, 2016)
    Exorcismul (din latina târzie, „exorcismus”, din greacă , „exorkismos” – legare prin jurământ) este practica religioasă, ceremonie pentru alungare a demonilor sau a altor entități spirituale, precum a spiritelor rele, ...
  • Expected thermoelectric properties of nanostructured TTT(TCNQ)2 crystals 
    SANDULEAC, I. I. (Technical University of Moldova, 2015)
    Advanced thermoelectric materials represent a keystone for development of new efficient devices for energy harvesting, local power generation from the waste heat and direct cooling systems. Thermal absorption of IR radiation, ...
  • The Experience of Preparing to Launch the TUMnanoSAT nanosatellite 
    BOSTAN, Viorel; BOSTAN, Ion; SECRIERU, Nicolae; VĂRZARU, Vladimir; MELNIC, Vladimir; MARTINIUC, Alexei; ILCO, Valentin (Technical University of Moldova, 2021)
    In this paper, a brief overview of TUMnanoSAT's educational and scientific missions, the impact on system design and educational opportunities are presented. The main basic test procedures for the launch of this nanosatellite ...
  • Experimental and Computational Study of the Apparent Absorption Spectra of Nanostructured Manganese Tungstate Catalysts 
    KLOKISHNER, Sophia; REU, Oleg; LI, Xuan; WANG, Yuanqing; SCHLÖGL, Robert; TRUNSCHKE, Annette (Technical University of Moldova, 2021)
    The UV-Vis spectra of a series of MnWO4 nanorods with different Mn/W ratio represent the subject of the present study. Since the surfaces of the obtained catalysts are damaged to understand the observed spectra ransformations ...
  • Experimental cell therapy in type I diabetes 
    NACU, Victoria; TRIFAN, Victoria; LÎSÎI, Cornel; COROBCIUC, Alexei; BITCA, Angela; NACU, Viorel; DUMITRU, Vartic; NACU, Viorel (Tehnica UTM, 2013)
    Background: Type 1 diabetes is a multisystem disease with both biochemical and anatomical consequences. It is a chronic disease of carbohydrate, fat and protein metabolism caused by the lack of insulin, resulting in ...
  • Experimental Equipment for Extraction of ELDRS Conversion Model Parameters and its Application for Estimation of Radiation Effects in Bipolar Devices 
    BAKERENKOV, A. S. (Tehnica UTM, 2015)
    Experimental equipment for extraction of ELDRS conversion model parameters was described. The equipment involves measure device with three voltage sources, three current sensors, one voltmeter and two relay switch-boards. ...
  • Experince in creating nanosatellites of the "cubesat" "PolyITAN" standard in Igor Sikorsky Kyiv Polytechnic Institute: mission, development and exploitation results 
    RASSAMAKIN, Boris; DUCHEIKO, Michael; BAYSKOV, Nikolay; ROGACHOV, Valery; OSTAPCHUK, Sergey; LAUCH, Anatoly; LANEVSKY, Evgeniy; HOMINICH, Victor; DEMCHYSHYN, Anatoly (Technical University of Moldova, 2021)
    This article gives general information about the goals, requirements of missions and describe show these requirements are expressed in the development of nanosatellites (NS) of the PolyITAN series of CubeSat standard. The ...
  • Exploatarea vulnerabilităților WEB - SQL injection atac 
    DAVID, Eugeniu (Tehnica UTM, 2017)
    Injectarea SQL este un atac asupra aplicațiilor WEB, care constă în „injectarea” unei interogări SQL printr-un imput de date de la client către aplicație. Acest tip de atac rămâne până în prezent unul din cele mai des ...

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