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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  • No Sentiment is an Island 
    BOBICEV, Victoria; SOKOLOVA, Marina (Springer Nature Switzerland, 2015)
    In this study we propose a new method to classify sentiments in messages posted on online forums. Traditionally, sentiment classification relies on analysis of emotionally-charged words and discourse units found in the ...
  • Non Standard Treebank Romania Republic of Moldova in the Universal Dependencies 
    MĂRĂNDUC, Cătălina; BOBICEV, Victoria ("VALINEX" SRL, 2017)
    Morphological and syntactic annotated corpora are very important for language computerization. A Dependency Treebank was created in 2007 at the Al. I. Cuza University. 4,500 sentences of it were introduced into the Universal ...
  • Non-Linear Raman Scattering in I-III2-VI4 Compounds 
    FOMIN, V. M.; TIGINYANU, I. M.; URSAKI, V. V. (IOP Publishing, 1993)
    The paper presents an experimental substantiation of the theory (based on the optical vibration anharmonism) of non-linear Raman scattering (RS) in defective II-III2-VI4 compounds. In the transparency region of those ...
  • Non-planar nanoscale p–p heterojunctions formation in ZnxCu1−xOy nanocrystals by mixed phases for enhanced sensors 
    LUPAN, Oleg; CRETU, Vasilii; POSTICA, Vasile; POLONSKYI, Oleksandr; ABABII, Nicolai; SCHÜTT, Fabian; KAIDAS, Victor; FAUPEL, Franz; ADELUNG, Rainer (ELSEVIER, 2016)
    The copper oxides are advanced materials due to their remarkable sensing, optical, electrical, thermal and magnetic performances. Nanostructuring and doping of copper oxides enhance further the possible features of these ...
  • Non-Standard Treebank Parsing 
    BOBICEV, Victoria; MĂRĂNDUC, Cătălina (Tipografia "Valinex", 2020)
    We report on our ongoing work on Dependency Treebank development. The corpus has been affiliated with Universal Dependencies (UD) project as UD Romanian-Nonstandard Dependency Treebank; it contains 26225 sentences, 572436 ...
  • Nonlinear dynamics of quantum dots lasers under the influence of double cavity external feedback 
    OLOINIC, T.; RUSU, S.; TRONCIU, S. V. (Academia de Ştiinţe a Moldovei, 2016)
    This paper reports results on investigations of the dynamical behavior of a semiconductor laser with quantum dots active medium under the influence of a feedback from double external cavity.
  • Nonlinear Dynamics of Quantum Dots Lasers with External Optical Feedback 
    TRONCIU, Vasile Z. (Institutul de Fizică Aplicată al AŞM, 2017)
    Theoretical results on investigations of the dynamical behavior of a semiconductor laser with quantum dots active medium under the influence of a feedback from double external cavity are presented.
  • Nonlinear Optical Processes Due to Polaritons and Biexcitons in a Microcavity Enclosed Quantum Well 
    BOBRYSHEVA, A. I.; SHMIGLYUK, M. I.; RUSSU, S. S. (John Wiley & Sons, Inc., 1999)
    A theoretical investigation of one- and two-photon absorption of weak probe light, respectively, by exciton-polaritons and biexcitons in the presence of a strong laser pulse in a planar microcavity embedded quantum well ...
  • Nonlinear pressure dependence of the direct band gap in adamantine ordered-vacancy compounds 
    MANJÓN, F. J.; GOMIS, O.; RODRÍGUEZ-HERNÁNDEZ, P.; PÉREZ-GONZÁLEZ, E.; MUÑOZ, A.; ERRANDONEA, D.; RUIZ-FUERTES, J.; SEGURA, A.; FUENTES-CABRERA, M.; TIGINYANU, I. M.; URSAKI, V. V. (American Physical Society, 2010)
    A strong nonlinear pressure dependence of the optical absorption edge has been measured in defect chalcopyrites CdGa2Se4 and HgGa2Se4. The behavior is due to the nonlinear pressure dependence of the direct band-gap energy ...
  • Nonlinear propagation of light in semiconductors in the presence of two-photon excitation of biexcitons 
    ROTARU, A. Kh.; TRONCHU, V. Z. (Springer Nature Switzerland, 1998)
    The steady-and nonsteady-state passage of light through a ring resonator in the presence of two-photon excitation of biexcitons from the ground state of the crystal is studied. The values of the parameters for which ...
  • Nonlinear qualities of ZnO nanostructures 
    SHVYRKOV, K.; KEDRYAVTSEV, A.; LAVROV, Sergey; SHERSTYUK, N.; MISHINA, E.; RUSU, Emil; KULYUK, Leonid (Institutul de Fizică Aplicată, 2012)
    Zinc oxide (ZnO) films and nanostructures attract increased interest of researchers due to the unique optical properties of ZnO. It has excitonic luminescence in the ultraviolet diapazon that makes it very perspective cheap ...
  • Nonlinear time-independent and time-dependent propagation of light in direct-gap semiconductors with paired excitons bound into biexcitons 
    ROTARU, A. Kh.; TRONCHU, V. Z. (Springer Nature Switzerland, 1997)
    We study a new class of nonlinear cooperative phenomena that occur when light propagates in direct-gap semiconductors. The nonlinearity here is due to a process, first discussed by A. L. Ivanov, L. V. Keldysh, and V. V. ...
  • Nonlinear transmission of supershort laser pulses by thin semiconductor films 
    COROVAI, A. V.; MANGIR, A. G.; KHADZHI, P. I. (Institutul de Fizică Aplicată, AŞM, 2018)
    Peculiarities of nonlinear nonstationary transmission (reflection) of supershort laser pulse by a thin semiconductor film, depending on the intensities, envelope shapes and widths were investigated taking into account the ...
  • Nonstandard teeth profile description and justification of precessional gear parameters selection 
    BOSTAN, I.; DULGHERU, V. (IOP Publishing, 2019)
    Teeth profiles have an important role in the efficient transformation of motion in the precessional transmissions. Multiple precessional gear theory, previously developed, did not take into consideration the influence of ...
  • Notificarea vulnerabilităților 
    BULAI, Rodica; CUCU, Eugeniu; DAVID, Eugeniu (Academia de Studii Economice din Moldova, 2018)
    This talk is about a new system that is about to be implemented by us. It will be a new approach on vulnerability monitoring that will permit to reduce the amount of work for IT professionals and will be a easy to use tool ...
  • A novel diagrammatic technique for strongly correlated electron systems 
    DOHOTARU, Leonid (Institutul de Fizică Aplicată, 2018)
    We dedicate this paper to the memory of the outstanding Moldavian scientist and remarkable person Academic Vsevolod Moskalenko, who deceased so early but whose papers and monographs left a deep trace in science, contributing ...
  • A novel diagrammatic technique for the single-site Anderson model 
    MOSKALENKO, V. A.; ENTEL, P.; DIGOR, D. F.; DOHOTARU, L. A.; CITRO, R. (Cornel Univesity, 2007)
    A diagrammatic theory around the atomic limit is proposed for the single-impurity Anderson model in which the strongly correlated impurity electrons hybridize with free (uncorrelated) conduction electrons. Using this ...
  • A Novel Electrostatic Actuator Class 
    CONRAD, H.; KAISER, B.; GAUDET, M.; LANGA, S.; STOLZ, M.; UHLIG, S.; SCHIMMANZ, K.; SCHENK, H. (ELSEVIER, 2016)
    Common quasi-static electrostatic micro actuators have significant limitations in deflection due to electrode separation and unstable drive regions. These actuators suffer from an operational instability, the so-called ...
  • Novel hydrogen gas sensor based on single ZnO nanorod 
    LUPAN, Oleg; CHAI, Guangyu; CHOW, Lee (ELSEVIER, 2008)
    For extensive use in an industrialized process of individual ZnO nano/microrods as building nanoblock in novel hydrogen sensors, a simple, inexpensive, and bio-safe synthesis process and nanofabrication route is required. ...
  • Novel NO2 gas sensor based on cuprous oxide thin films 
    SHISHIYANU, Sergiu T.; SHISHIYANU, Teodor S.; LUPAN, Oleg I. (ELSEVIER, 2006)
    In this paper we present the results concerning the characterization of cuprous oxide thin films fabricated by chemical deposition and rapid photothermal processing (RPP) method. The growth kinetic effects and influence ...

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