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  • Quality of densified solid biofuels produced from some energy crops specific to the conditions of the Republic of Moldova 
    MARIAN, Grigore; DARADUDA, Nicolai; GUDIMA, Andrei; NAZAR, Boris; BANARI, Alexandru; PAVLENCO, Andrei (University of Agronomic Sciences and Veterinary Medicine of Bucharest, 2021)
    This paper refers to the qualitative study of densified solid biofuels, obtained from the plant biomass of the Asteraceae family. Nestro cylindrical briquettes produced at a hydraulic press manufactured by Briklis company ...
  • The Quality of Mixing in Mixers with Bars and Radial and Longitudinal Scrapers 
    ANDRIEVSCHI, Serghei; LUNGU, Valeriu; CARCEA, Ala; LOZAN, Alexandru (Sciendo, 2013)
    The process of division – combining of streams in mixers with bars and radial and longitudinal scrapers was studied. The number of unique streams that are formed after passing each row of longitudinal bars and the total ...
  • Quality of pellets produced from agricultural wood residues specific to the Prut river basin 
    MARIAN, G.; GELU, I.; ISTRATI, B.; GUDÎMA, A.; NAZAR, B.; PAVLENCO, A.; BANARI, A.; DARADUDA, N. (Миколаївський національний аграрний університет, 2021)
    This paper presents an overview of the prospects for the use of agricultural wood residues, specific to the climatic zone adjacent to the Prut River and the qualitative characteristics of densified solid biofuels in the ...
  • Quantification of ochratoxin A in moldavian wines 
    STURZA, Rodica; LAZACOVICI, Olga (“Vasile Alecsandri” University of Bacău, 2017)
    The level of the carcinogenic mycotoxin ochratoxin A (OTA) in wines produced in Moldova, including bottled and raw material wines, was analyzed by enzyme-linked immunosorbent assay (ELISA) and high performance liquid ...
  • A quantitative analysis of the performance of functional distributed architectures 
    ZAPOROJAN, S. (Institute of Mathematics and Computer Science, 1996)
    This paper is concerned with the functional distributed architectures (FDA) performance. In this work a quantitative analysis of FDA performance has been carried out. The carried out analysis makes it possible to determine ...
  • Quantum dots lasers dynamics under the influence of double cavity external feedback 
    RUSU, S. S.; OLOINIC, T.; TRONCIU, V. Z. (Elsevier, 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. This configuration is treated ...
  • Quantum transport and magnetic phenomena in nano-width crystallite interfaces of topological insulators Bi1-x - Sbx (0,07≤x ≤ 0.2) 
    MUNTYANU, F. M.; CHISTOL, V.; BEJAN, V.; MUNTEANU, V. (Institutul de Fizică Aplicată, 2012)
    In this report, we present the investigation of the magnetic and transport phenomena at low temperatures and in high magnetic fields, having as objective the elucidation of the role played by nano-width CI in the interaction ...
  • Quantum Transport, Superconductivity, and Weak Ferromagnetism at Bicrystal Interfaces of Bi and 3D Topological Insulator BiSb 
    MUNTYANU, Fiodor M.; GILEWSKI, Andrzej; CHISTOL, Vitalie; MUNTEANU, Viorel; ROGACKI, Krzysztof; SIDORENKO, Anatolie (Springer Nature Switzerland, 2018)
    This chapter reviews the results of study of electronic quantum transport, superconductivity, and magnetic phenomena of bicrystals of Bi and BiSb alloy system at temperatures 1.8–100 K and magnetic fields up to 400 kOe. A ...
  • Quantum wells parameters of In0,3Ga0,7As/GaAs VCSEL lasers 
    DOROGAN, A.; DOROGAN, V.; MEREUTA, A.; SYRBU, A.; SYRBU, N.; VIERU, T.; URSAKI, V.; ZALAMAI, V. (Institutul de Fizică Aplicată al AŞM, 2012)
    Injection lasers based on quantum well (QW) and quantum dots (QD) heterostructures with a low value of threshold current density Jth with continuous emission regime and output power value of 3W have been manufactured. VCSEL ...
  • Quartic differential systems with a non-degenerate monodromic critical point and multiple line at infinity 
    ŞUBĂ, Alexandru; VACARAŞ, Olga (Universitatea de Stat din Tiraspol, 2023)
    The quartic differential systems with a non-degenerate monodromic critical point and non-degenerate infinity are considered. We showthat in this family the maximal multiplicity of the line at infinity is seven. Modulo the ...
  • Quasi optical Schottky diode detectors for fast ultra-wideband detection 
    SOBORNYTSKYY, N.; LISAUSKAS, A.; WEICKHMANN, C.; JAKOBI, R.; SEMENOV, A.; HÜBERS, H.; MÜLLER, R.; HOEHL, A.; COJOCARI, O. (IEEE, 2013)
    We present ultra-wideband zero-bias Schottky diode detector modules with monolithically integrated log-spiral antenna. Detectors exhibit a broad-band response with a stronger roll-off above 800 GHz and the minimum ...
  • Quasi optical Schottky diode detectors for fast ultra-wideband detection 
    COJOCARI, O.; SOBORNYTSKYY, N.; WEICKHMANN, C.; JAKOBY, R.; SEMENOV, A.; HÜBERS, H.; MÜLLER, R.; HOEHL, A. (IEEE, 2016)
    We present ultra-wideband zero-bias Schottky diode detector modules with monolithically integrated log-spiral antenna. Detectors exhibit a broad-band response with a stronger roll-off above 800 GHz and the minimum ...
  • Quasi-Newton Methods for Solving Nonlinear Programming Problems 
    MORARU, V. (Institute of Mathematics and Computer Science, 1995)
    In the present paper the problem of constrained equality optimization is reduced to sequential solving a series of problems of quadratic programming. The Hessian of the Lagrangian is approximated by a sequence of symmetric ...
  • Quasi-one-dimensional FFLO state in the Nb/Ni layered system 
    SIDORENKO, A. S.; ZDRAVKOV, V. I.; PREPELITSA, A. A.; HELBIG, C.; LUO, Y.; GSELL, S.; SCHRECK, M.; KLIMM, S.; HORN, S.; TAGIROV, L. R.; TIDECKS, R. (Elservier, 2003)
    We investigated Nb/Ni bilayers prepared by DC magnetron sputtering on glass substrates. The quality of the films was characterized by small-angle X-ray diffraction analysis. The thickness of the layers was determined by ...
  • Quasi-one-dimensional Fulde-Ferrell-Larkin-Ovchinnikov-like state in Nb/Cu0.41Ni0.59 bilayers 
    SIDORENKO, A. S.; ZDRAVKOV, V. I.; KEHRLE, J.; MORARI, R.; OBERMEIER, G.; GSELL, S.; SCHRECK, M.; MÜLLER, C.; KUPRIYANOV, M. Yu.; RYAZANOV, V. V.; HORN, S.; TAGIROV, L. R.; TIDECKS, R. (Springer Nature Switzerland, 2009)
    In a ferromagnet (F) being in contact with a superconductor (S) an unconventional finite-momentum pairing of electrons forming Cooper pairs occurs. As a consequence, interference effects of the pairing wave function, leading ...
  • Quasi-Optic Transmitter and Receiver Modules Enabling Next-Generation Ultra-Broadband Wireless Links at Carrier-Wave Frequencies Ranging from 60 to 180 GHz 
    MUHSIN, Ali; GUZMÁN, Robinson Cruzoe; COJOCARI, Oleg; NELLEN, Simon; SANTAMARÍA, Gabriel; GARCÍA-MUÑOZ, Luis Enrique; SEGOVIA-VARGAS, Daniel; GLOBISCH, Björn; CARPINTERO, Guillermo (Springer Nature Switzerland, 2019)
    A wireless link using quasi-optic transmitter and receiver modules is demonstrated, enabling carrier wave frequency selection within various millimeter-wave bands from E-band to D-band without changing the modules. The ...
  • Quasi-Optical Schottky Barrier Diode Detector for mmWave/sub-THz Wireless Communication 
    MUHSIN, Ali; GUZMAN, Robinson Cruzoe; RIVERA-LAVADO, Alejandro; COJOCARI, Oleg; GARCIA-MUFIOZ, Luis Enrique; CARPINTERO, Guillermo (IEEE, 2018)
    We report on the development of a compact quasioptical zero-bias Schottky barrier diode (QO-SBD) envelope detector for mmWave/sub-THz frequencies. The detector consists of a Schottky diode mounted on a self-complementary ...
  • Quasi-Ordered Networks of Metal Nanotubes Embedded in Semiconductor Matrices for Photonic Applications 
    TIGINYANU, I. M.; URSAKI, V. V.; MONAICO, E.; ENACHI, M.; SERGENTU, V. V.; COLIBABA, G.; NEDEOGLO, D. D.; COJOCARU, A.; FÖLL, H. (American Scientific Publishers, 2011)
    We report on templated fabrication of metal nanotubes by electrochemical pulsed deposition of Pt in InP and ZnSe porous layers with pore diameters from 40 to 400 nm. Ordered two-dimensional hexagonal arrays of pores are ...
  • Quince (Cydonia oblonga) paste: functional ingredient for pastries 
    SUHODOL, Natalia; COVALIOV, Eugenia; CHIRSANOVA, Aurica; RESITCA, Vladislav; DESEATNICOVA, Olga (Galati University Press, 2021)
    The aim of this research is to obtain functional pastry products with quince paste as texture agent. The paper presents functional pastry preparations with the addition of quince paste, which come to diversify the range ...
  • Quo vadis, Academie? 
    DULGHERU, Valeriu (Agenţia de Stat pentru Proprietatea Intelectuală a Republicii Moldova, 2017)
    Academia de Știinţe a Moldovei trebuie să rămână o entitate de cercetare reformată, optimizată, restructurată, dar integră. Până la urmă, eșecul acestei așa numite reformări ar putea să ne coste enorm, iar banii sunt ai ...

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