Browsing Articole ştiinţifice by Title

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  • 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 ...
  • 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. ...
  • 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.
  • 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 ...
  • 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 ...
  • 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. ...
  • 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 ...
  • 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 ...
  • 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 ...
  • NIKOLAEVA, A. A.; KONOPKO, L. A.; ROGATSKII, K.; BODYUL, P. P.; GHERGISHAN, I. (Institute of Applied Physics, Academy of Sciences of Moldova, Chisinau, Republic of Moldova, 2018)
    The thermoelectric properties and Shubnikov-de Haas (SdH) oscillations of monocrystalline layers of a topological insulator (ТI) of n-type bismuth telluride were investigated. The monocrystalline Bi2Te3 layers were fabricated ...
  • BODIUL, P. P.; MOLOSHNIK, E. F.; POPOV, I. A.; BOTNAR, О. V.; ISTRATE, E. K. (Институт термоэлектричества Национальной академии наук и Министерства образования и науки Украины, 2010)
    Behaviour of kinetic coefficients versus temperature (4.2 - 300 K), composition and diameter (d) was studied on the samples of thin single-crystal bismuth and Bi1-xSbx wires obtained by the Ulitovsky method. Antimony content ...
  • BODIUL, P.; BONDARCHUK, N.; HUBER, T.; KONOPKO, L.; NIKOLAEVA, A.; BOTNARI, O. (IEEE, 2006)
    We report a study of the thermoelectric properties of Te films obtained by vacuum-condensation method on glass, polyamide, mica at various temperatures of condensation. The crystallographic structure of the films is ...
  • SANDULEAC, Ionel; CASIAN, Anatolie; PFLAUM, Jens (American Scientific Publishers, 2014)
    Previously, it has been predicted that nanostructured crystals of tetrathiotetracene iodide are very promising candidates for thermoelectric applications. However, these predictions are based on a strictly one-dimensional ...
  • CASIAN, Anatolie; SANDULEAC, Ionel (Elservier, 2015)
    A more complete three dimensional (3D) physical model for nanostructured crystals of tetrathiotetracene iodide, TTT2I3, is presented. The restrictions on the thermoelectric figure of merit ZT that this model involves are ...
  • SANDULEAC, Ionel; CASIAN, Anatolie (Academia de Ştiinţe a Moldovei, 2019)
    Nanostructured organic materials of tetrathiotetracene-iodide (TTT2I3) are very prospective p – type thermoelectric material. The internal structure is pronounced quasi-one dimensional, with molecular chains spaced at ~1 ...
  • SUR, I.; CASIAN, A.; KANTSER, V.; DASHEVKY, Z. (Academy of Sciences of Moldova, 2005)
    The search of material with improved thermoelectric properties continues to be important and urgent problem. The first investigation of thermoelectric opportunities of low dimensional structures began about decade ago ...
  • CASIAN, Anatolie; SANDULEAC, Ionel (Springer Nature Switzerland, 2014)
    A more complete physical model for nanostructured crystals of tetrathiotetracene-iodide that takes into account the interaction of carriers with the neighboring one-dimensional (1D) conductive chains and also the scattering ...
  • Sanduleac, I.; Casian, A. (Institutul de Fizică Aplicată, 2016)
    Thermoelectric properties of quasi-one-dimensional (Q1D) organic crystals of n-type TTT(TCNQ)2 are investigated theoretically in order to estimate the possibility to apply this compound for thermoelectric applications. A ...
  • NIKOLAEVA, A.; KONOPKO, L. A.; SHEPELEVICH, V. G.; PROKOSHIN, V. I.; GUSAKOVA, S. V.; BODIUL, P. P.; GRITSKO, R.; POLTAVETS, A. (Academia de Ştiinţe a Moldovei, 2016)
    We have studied thermoelectric magneto- thermoelectric properties of Bi1-xSbx foils in semimetal and semiconductor states. The Bi1-xSbx foils were prepared by crystallization a thin layer of the melt on the inside polished ...
  • MUNTYANU, F. M.; CONDREA, E. P.; CHISTOL, V.; MUNTEAN, Yu. (Academia de Ştiinţe a Moldovei, 2019)
    The group- V semimetals are of major interest for solid state physics, because of easy access to the quantum limit in high magnetic fields and possibility of studying the unusual behaviour of Dirac electrons under extremal ...

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