Browsing by Title

Sort by: Order: Results:

  • Thermal analysis of the composition of gallium and sulfur oxides obtained by thermal oxidation of gallium (III) sulfide 
    SPRINCEAN, Veaceslav; CARAMAN, Iuliana; UNTILA, Dumitru; VATAVU, Elmira; EVTODIEV, Igor; TIGINYANU, Ion (Academica Greifswald, 2017)
    Oxides of both Ga and In elements (Ga2O3, In2O3) are wide bandgap materials and have molecular gas adsorption properties, such as CO and CO2. They are materials with semiconductor properties, which doping with chemical ...
  • Thermal aspects related to power rectifiers 
    PLEŞCA, A. (Editura U.T.M., 2008)
    Some aspects about simulation of transient thermal phenomena in the case of power semiconductors junction heating, which are component parts of power rectifiers from different industrial installations, are presented. There ...
  • Thermal deformation waves in heterogeneous materials 
    ZHUKOVSKY, V.; GOKHMAN, A.; ZAVOLOKA, M.; GRYNYOVA, I. (Tehnica UTM, 2018)
    In the paper, a stress-strain detection method is used by correlation point interferometry, in which the resolution of the recording surface changes has been significantly (ten times) improved. This result was obtained by ...
  • Thermal freezing in the technology of aerospace propelants 
    RUGESCU, R. D. (Technical University of Moldova, 2012)
    The thermal freezing phenomenon was occasionally identified during an early experimental verification of shifting equilibrium rocket flow computations. The manner by which the value of 1671÷36ºK for this temperature was ...
  • Thermal freezing in the technology of aerospace propelants 
    RUGESCU, R. D. (Editura U.T.M., 2005)
    The thermal freezing phenomenon was occasionally identified during an early experimental verification of shifting equilibrium rocket flow computations. The manner by which the value of 1671÷36ºK for this temperature was ...
  • Thermal properties of hybrid knitted fabrics for electromagnetic field shielding 
    ARABULI, Arsenii; BAJZIK, Vladimir; KYZYMCHUK, Olena (Universitatea Tehnică a Moldovei, 2023)
    Many researchers have been involved in the development of textiles with electromagnetic radiation (EMR) shielding properties. Flexible protective screens based on textiles are used for human protection – metal fibers ...
  • Thermal, magnetic and electronic properties of non-centrosymmetric YbPt2B 
    KHAN, R. T.; KNEIDINGER, F.; HILSCHER, G.; SIDORENKO, A.; SOLOGUB, O.; MICHOR, H.; BAUER, E.; ROGL, P.; GIESTER, G. (IOP Publishing, 2015)
    Ternary YbPt2B crystallizes in the non-centrosymmetric hexagonal CePt2B-type structure (space group P6222). Electrical resistivity, specific heat and magnetic measurements reveal a magnetic instability at 5.6 K. Furthermore, ...
  • Thermally activated cation ordering in ZnGa2Se4single crystals studied by Raman scattering, optical absorption, andab initiocalculations 
    VILAPLANA, R.; GOMIS, O.; PEREZ-GONZÁLEZ, E.; ORTIZ, H. M.; MANJÓN, F. J.; RODRIGUEZ-HERNANDEZ, P.; MUŇOZ, A.; ALONSO-GUTIÉRREZ, P.; SANJUÁN, M. L.; URSAKI, V. V.; TIGINYANU, I. M. (IOP Publishing, 2013)
    Order–disorder phase transitions induced by thermal annealing have been studied in the ordered-vacancy compound ZnGa2Se4 by means of Raman scattering and optical absorption measurements. The partially disordered as-grown ...
  • Thermally assisted flux flow and melting transition for Mo/Si multilayers 
    FOGEL, Nina Ya.; CHERKASOVA, Victoria G.; KORETZKAYA, Olga A.; SIDORENKO, Anatoly S. (American Physical Society, 1997)
    Two-dimensional and three-dimensional vortex-lattice melting is observed for superconducting Mo/Si multilayers. The position of the melting transition on the H-T phase diagram is in reasonable quantitative accordance with ...
  • Thermally assisted flux flow and melting transition for Mo/Si multilayers 
    SIDORENKO, A.; ZDRAVKOV, V.; RYAZANOV, V.; HORN, S.; KLIMM, S.; TIDECKS, R.; WIXFORTH, A.; KOCH, Th.; SCHIMMEL, Th. (Taylor & Francis, 2005)
    The origin of the resistive transition broadening of superconducting MgB2 thin films is investigated. Thermally activated flux flow is found to be responsible for the resistivity in the vicinity of the critical temperature. ...
  • Thermo- and magneto-thermo-E.M.F. in Bi-Sn alloys 
    BODIUL, P. P.; FEDORKO, A. S.; GITSU, D. V. (John Wiley & Sons, Inc., 1970)
    Sn in Bi behaves as an acceptor and influences the anisotropy of kinetic effects sensitive to the band structure near Fermi-level, such as the thermo- and magneto-thermo-e.m.f. described in present paper.
  • Thermodynamic and kinetic studies of potassium bitartrate sedimentation into young wines during the cold stabilization 
    COVACI, Ecaterina (Universitatea Academiei de Ştiinţe a Moldovei, 2015)
    Investigations have been conducted on two young wines Chardonnay and Pinot Noir varieties of vintage 2014. Data obtained of physic-chemical analyses of the wine were used to calculate: the thermodynamic and the Arrhenius ...
  • The thermodynamic benefits of the integration of cogeneration installations in bakery ovens 
    CHELMENCIUC, Corina; MUSTEAŢĂ, Valentin; TCACI, Larisa (Technical University of Moldova, 2016)
    The present work is motivated by the need to reduce the irreversibility of the process with combustion gas in bakery ovens, especially it was analysed the process of the mixing of the obtained gases in the combustion chamber ...
  • The thermodynamic benefits of the integration of cogeneration installations in bakery ovens 
    CHELMENCIUC, Corina (Editura ALMA, 2015)
    The present work is motivated by the need to reduce the irreversibility of the process with combustion gas in bakery ovens, especially it was analyzed the process of the mixing of the obtained gases in the combustion chamber ...
  • Thermodynamic indices of tartaric crystallization during the stabilization of young white wines 
    STURZA, R.; COVACI, E. (Technical University of Moldova, 2014)
    Clarity is an essential quality required by consumers, especially for white wines in clear glass bottles. The present work was undertaken to study the effect of the industrial stabilization process on the potassium bitartrate ...
  • Thermoelectric effects in alloys Bi-Sn 
    BODIUL, P.; BOTNARI, O.; MOLOSHNIK, E.; PARA, Gh.; CIORBĂ, V. (Institutul de Inginerie Electronică şi Nanotehnologii "D. Ghiţu", 2006)
    Changes of thermopower temperature changes (77-300 K) in bulk Bi-Sn crystals and thermopower of wire crystals Bi-0,07 at%Sn and Bi-0,05at%Sn were measured from the liquid helium temperature to the room one. The dependence ...
  • Thermoelectric figure of merit of (111) oriented PbTe/Pb 1-xEu xTe double quantum well structure 
    SUR, V. (Institutul de Fizică Aplicată al AŞM, 2012)
    In present report, the thermoelectric opportunities of n - PbTe/Pb1-x Eux Te DQW were estimated theoretically. The model of DQW with rectangular confinement potential oriented parallel to (111) plane, was considered. ...
  • Thermoelectric power factor of double quantum well structure 
    SUR, I.; DASHEVSKY, Z. (Institutul de Fizică Aplicată, AŞM, 2006)
    Experimental and theoretical investigations of coupled double quantum well structures GaAs/GaAlAs had shown that due to effect of wave function modulation the carrier mobility may exceed the corresponding in single quantum ...
  • 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 ...
  • Thermoelectric power factor of TTT2I3 quasi-one-dimensional crystals in the 3d physical model 
    SANDULEAC, I. I. (Journal of Thermoelectricity, 2014)
    Tetrathiotetracene – Iodide organic crystals (TTT2I3) are very promising materials for thermoelectric applications. Due to their pronounced quasi-one-dimensionality, the density of states is increased in the direction of ...

Search DSpace

Browse

My Account