Browsing Articole ştiinţifice by Title

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  • 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 ...
  • BODÍUL, P. P.; GITSU, D. V.; DOLMA, V. A.; MIGLEI, M. F.; ZEGRYA, G. G. (John Wiley & Sons, Inc., 1979)
    The temperature dependence of the thermopower in Bi whiskers of different thickness (0.3 to 6 μm) is measured within the temperature range 77 to 300 K. At low temperatures the thermopower in the thinnest whiskers changes ...
  • LENK, Daniel; ZDRAVKOV, Vladimir I.; KEHRLE, Jan-Michael; OBERMEIER, Günter; ULLRICH, Aladin; MORARI, Roman; NIDDA Von, Hans-Albrecht Krug; MÜLLER, Claus; KUPRIYANOV, Mikhail Yu.; SIDORENKO, Anatolie S.; HORN, Siegfried; DEMINOV, Rafael G.; TAGIROV, Lenar R.; TIDECKS, Reinhard (Beilstein Institut, 2016)
    In nanoscale layered S/F1/N/F2/AF heterostructures, the generation of a long-range, odd-in-frequency spin-projection one triplet component of superconductivity, arising at non-collinear alignment of the magnetizations of ...
  • BODIUL, P. P.; BURCHAKOV, A. N.; GITSU, D. V .; NIKOLAEVA, A. A. (Springer Nature Switzerland, 1999)
    Last time a great number of researches is devoted to the investigation of quantum and classical size effects [1]. The problem is stimulated by the possibility to detect new effects having no analogues in bulk crystal and ...
  • SCHUCHARDT, Arnim; BRANISTE, Tudor; MISHRA, Yogendra K.; DENG, Mao; MECKLENBURG, Matthias; STEVENS-KALCEFF, Marion A.; RAEVSCHI, Simion; SCHULTE, Karl; KIENLE, Lorenz; ADELUNG, Rainer; IGINYANU, Ion T (Springer Nature, 2015)
    Three dimensional (3D) elastic hybrid networks built from interconnected nano- and microstructure building units, in the form of semiconducting-carbonaceous materials, are potential candidates for advanced technological ...
  • GRÖTTRUP, Jorit; PAULOWICZ, Ingo; SCHUCHARDT, Arnim; KAIDAS, Victor; KAPS, Sören; LUPAN, Oleg; ADELUNG, Rainer; MISHRA, Yogendra Kumar (ELSEVIER, 2016)
    Flexible and porous three-dimensional (3-D) ceramics made from inorganic metal oxide nano- and micro-structures are going to be material candidates for future nanotechnologies. In the present work an attempt in this direction ...
  • PAULOWICZ, Ingo; HRKAC, Viktor; KAPS, Sören; CRETU, Vasilii; LUPAN, Oleg; BRANISTE, Tudor; DUPPEL, Viola; TIGINYANU, Ion; KIENLE, Lorenz; ADELUNG, Rainer; MISHRA, Yogendra Kumar (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2015)
    Stretchable ceramic networks built from quasi-one-dimensional (Q1D) structures are important candidates for various applications of nanostructures in real-world technologies. A flame transport synthesis approach is developed ...
  • BAERLE, Alexei; SANDU, Iuliana; MACARI, Artur; RADU, Oxana ("Alma Mater" Publishing House, Bacau, 2021)
    The purpose of this work is to develop a universal and optimal strategy for the complete extraction of valuable compounds from oil cakes. Freshly squeezed oilseed cakes obtained from oilseeds (walnuts, flaxseed) after cold ...
  • BOBICEV, Victoria; SOKOLOVA, Marina (Association for Computational Linguistics, 2018)
    In the current study, we apply multi-class and multi-label sentence classification to sentiment analysis of online medical forums. We aim to identify major health issues discussed in online social media and the types of ...
  • PREU, Sascha; MITTENDORFF, Martin; WINNERL, Stephan; COJOCARI, Oleg; PENIRSCHKE, Andreas (IEEE, 2015)
    When operating Schottky diodes and rectifying field-effect transistors in the saturation regime, where they show a sublinear response to incident THz power, they can be used as fast autorcorrelators yielding information ...
  • FEIGINOV, Michael; GONZALO, Ramón; MAESTROJUÁN, Itziar; COJOCARI, Oleg; HOEFLE, Matthias; LIMITI, Ernesto (John Wiley & Sons, Ltd, 2005)
    Summary Several key topics in THz electronics are discussed. We describe the operating principles, limitations, and state-of-the-art of resonant-tunnelling diodes (RTDs) and THz RTD oscillators. Furthermore, THz fundamental ...
  • COJOCARI, O.; OPREA, I.; SYDLO, C.; ZIMMERMANN, R.; WALBER, A.; HENNEBERGER, R.; HARTNAGEL, H.-L. (IEEE, 2005)
    Schottky structures based on quasi-vertical diode (QVD) design concept are essentially improved by optimization of the GaAs/AlGaAs wafer layout and fabrication process. Insertion of a 4 mum-thin epitaxial AlGaAs layer ...
  • ANEDDA, A.; SERPI, A.; KARAVANSKII, V. A.; TIGINYANU, I. M.; ICHIZLI, V. M. (American Institute of Physics, 1995)
    Porous GaP layers prepared by electrochemical anodization of (100)-oriented bulk material was found to exhibit blue and ultraviolet photoluminescence when excited by a KrF excimer laser. The energy position of the UV ...
  • GUŢULEAC, Emilian; GÎSCA, Vasile; GUŢULEAC, Ludmila; ZAPOROJAN, Sergiu (Stefan cel Mare University of Suceava, Romania, 2004)
    This paper presents a visual simulation of timed hybrid Petri nets (HPN) a class of Petri nets in which some places may hold fluid rather than discrete tokens. The simulation software has been developed and implemented in ...

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