IRTUM – Institutional Repository of the Technical University of Moldova

Browsing Articole din publicaţii internaţionale by Title

Browsing Articole din publicaţii internaţionale by Title

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  • Large Area Nb Nanolayers with Advanced Superconducting Properties as a Base for Superconducting Spintronics 
    ZDRAVKOV, Vladimir Ilich; MORARI, Roman Andreevich; SIDORENKO, Anatoli Sergeevich (Springer Nature Switzerland, 2008)
    High quality Nb nanoscale films of large area (7 × 80 mm2) and constant thickness were deposited by DC-magnetron sputtering in commercial “Leybold Z400” vacuum system. Homogeneity and proper thickness of the Nb layer ...
  • Large oscillator strength excitons in PbGa2S4 crystals 
    SYRBU, N. N.; PARVAN, V. I.; URSAKI, V. V. (ELSEVIER, 2012)
    Exciton states with a large oscillator strength (transverse–longitudinal splitting of 50meV) and binding energy of 290meV have been observed in PbGa2S4 crystals. The ground exciton states are stable up to the room temperature. ...
  • Large-Sized Nanocrystalline Ultrathin β-Ga2O3 Membranes Fabricated by Surface Charge Lithography 
    CIOBANU, Vladimir; CECCONE, Giacomo; JIN, Irina; BRANISTE, Tudor; YE, Fei; FUMAGALLI, Francesco; COLPO, Pascal; DUTTA, Joydeep; LINNROS, Jan; TIGINYANU, Ion (MDPI (Basel, Switzerland), 2022)
    Large-sized 2D semiconductor materials have gained significant attention for their fascinating properties in various applications. In this work, we demonstrate the fabrication of nanoperforated ultrathin β-Ga2O3 membranes ...
  • Laser spectroscopy for analysis of water on the content of toxic impurities 
    KULIKOVA, O.; SIMINEL, A.; MICU, A.; SIMINEL, N. (Institutul de Fizică Aplicată, AȘM, 2018)
    One of the main methods used to determine the concentrations of organic substances dissolved in water is fluorimetry. This method, based on the principle of calibration of the fluorescence signal of dissolved matter to the ...
  • Lasing with guided modes in ZnO nanorods and nanowires 
    ZALAMAI, V. V.; URSAKI, V. V.; KLINGSHIRN, C.; KALT, H.; EMELCHENKO, G. A.; REDKIN, A. N. (Springer Nature Switzerland, 2009)
    A vertically arranged nearly parallel array of ZnO nanorods and randomly oriented nanowires has been grown by low pressure chemical vapor deposition (CVD) on silica substrates and on stainless steel gauze woven from a wire ...
  • Lattice dynamics of ZnAl2O4 and ZnGa2O4 under high pressure 
    LÓPEZ-MORENO, S.; RODRÍGUEZ-HERNÁNDEZ, P.; MUÑOZ, A.; ROMERO, A. H.; MANJÓN, F. J.; ERRANDONEA, D.; RUSU, E.; URSAKI, V. V. (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2011)
    In this work we present a first-principles density functional study of the vibrational properties of ZnAl2O4 and ZnGa2O4 as function of hydrostatic pressure. Based on our previous structural characterization of these two ...
  • Lattice dynamics study of HgGa2Se4 at high pressures 
    VILAPLANA, R.; GOMIS, O.; MANJÓN, F. J.; ORTIZ, H.; PÉREZ-GONZÁLEZ, E.; LÓPEZ-SOLANO, J.; RODRÍGUEZ-HERNÁNDEZ, P.; MUÑOZ, A.; ERRANDONEA, D.; URSAKI, V. V.; TIGINYANU, I. M. (American Chemical Society, 2013)
    We report on Raman scattering measurements in mercury digallium selenide (HgGa2Se4) up to 25 GPa. We also performed, for the low-pressure defect-chalcopyrite structure, lattice-dynamics ab initio calculations at high ...
  • Lattice vibrations in CuIn1−xGaxSe2 crystals 
    SYRBU, N. N.; BOGDANASH, M.; TEZLEVAN, V. E.; MUSHCUTARIU, I. (Elservier, 1997)
    Infrared reflectivity spectra of CuInSe2, CuGaSe2 and CuIn1−xGaxSe2 solid solutions have been investigated for the polarizations E|c and E⊥c. Reflectivity spectrum contours are calculated and phonon parameters and dielectric ...
  • Lattice vibrations in CuInSe2 crystals 
    SYRBU, N. N.; BOGDANASH, M.; TEZLEVAN, V. E. (Springer Nature Switzerland, 1997)
    Infrared reflection spectra of CuInSe2 crystals are investigated for the polarizations E∥c and E⊥c. Contours of the reflection spectra are calculated and phonon parameters and dielectric constants are determined. The ...
  • Latura întunecată a stării de bine spre o creștere pozitivă 
    SIMION, Simion Dănuţ ("Print-Caro" SRL, 2019)
    I don't think there is a man on this earth who doesn't want to be happy. Tens of thousands of books in all possible languages give us tips on how to be happy and think positive. In the market, on the street or at the ...
  • Layered architecture approach of the sensor software component stack for the Internet of Things applications 
    BRAGARENCO, Andrei; MARUSIC, Galina; CIUFUDEAN, Calin (WSEAS. Unifying Science and Engineering, 2019)
    The paper stands for a layered architecture approach of the sensor software component stack for the Internet of Things applications. A well-defined architecture is one of the key success factors for a project, as it improves ...
  • Le transfert decomposes d’arome en vin a travers le bois de chene dans un systeme de mini-fut modele 
    COVACI, Ecaterina (Universitatea de Ştiinţe Agricole Şi Medicină Veterinară" Ion Ionescu de la Brad", Iaşi, 2018)
    La modification du profil aromatique du vin durant l’élevage est une conséquence du transfert de composés d’arôme à l’interface bois/vin. On utilise des produits de bois de chêne (morceaux, planchettes, copeaux, etc.) pour ...
  • Learning mechanisms in memristor networks based on GaN nanomembranes 
    DRAGOMAN, Mircea; TIGINYANU, Ion; DRAGOMAN, Daniela; DINESCU, Adrian; BRANISTE, Tudor; CIOBANU, Vladimir (AIP Publishing LLC, 2018)
    We demonstrate experimentally that single crystalline GaN nanomembranes arranged in simple networks exhibit learning mechanisms such as habituation and dishabituation followed by storage of the response to a certain ...
  • Learning Relationship between Authorsʹ Activity and Sentiments: A case study of online medical forums 
    SOKOLOVA, Marina; BOBICEV, Victoria (INCOMA Ltd., 2015)
    Our current work analyses relations between sentiments and activity of authors of online In-Vitro Fertilization forums. We focus on two types of active authors: those who start new discussions and those who post significantly ...
  • Learning Sentiments from Tweets with Personal Health Information 
    BOBICEV, Victoria; SOKOLOVA, Marina; JAFER, Yasser; SCHRAMM, David (Springer Nature Switzerland, 2012)
    We present results of sentiment analysis in Twitter messages that disclose personal health information. In these messages (tweets), users discuss ailment, treatment, medications, etc. We use the author-centric annotation ...
  • Leasing-ul ca metodă de finanțare a businessului în contextul integrării europene a Republicii Moldova 
    ŢURCAN, Rina; STRATILA, Alina (Universitatea de Stat din Moldova, 2020)
    In conditions when one of the important problems of business in the Republic of Moldova involves insufficient funding sources, leasing is a real solution to finance business. Given the fact that in European countries, ...
  • Lecithin impact on the texture of emulsions based on walnut oil 
    RADU, Oxana (National University of Food Technologies, Kiev, 2018)
    Lipids exhibit polyfunctional properties in texture formation of different food products containing fat. Physically and chemically these foods are emulsions, which structure composition represents dispersion systems of ...
  • Legal Liability for Violation of Romania’s Legislation Regarding the Protection of Historical Monuments, an Integral Part of the National Cultural Heritage 
    CHIRIAC, Natalia; URSU, Viorica; BOSTAN, Ina (Scientific Research Publishing Inc., 2021)
    The loss of cultural property is irreparable and irreversible. Any disappearance of cultural heritage will inevitably affect all areas of the life of present and future generations will lead to spiritual impoverishment, ...
  • Legal nature of the constraint 
    TANASE, Oleg (C.H. Beck Publishing House - Romania, 2018)
    Responsibility, as one of the fundamental principles of law, implies „the task of liability” as a function for the purposes of acceptance of a derogatory behavior. Although the concept of responsibility has been claimed ...
  • The legal protection of cultural heritage: national and international perspectives 
    ROŞCA, Veronica (Departamentul Editorial-Poligrafic al ASEM, 2018)
    In this paper the author reveals briefly the history of the protection of cultural heritage that is a growing international concern. The research aims at revealing the essential issues related to the examination of protection ...

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