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Browsing Articole din publicaţii internaţionale by Title

Browsing Articole din publicaţii internaţionale by Title

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  • 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 ...
  • 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 ...
  • 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-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 ...
  • Radiative recombination processes in β-ZnP2 single crystals 
    MITIOGLU, A.; MOROZOV, V.; KULYUK, L.; SYRBU, N. (Institutul de Fizică Aplicată al AŞM, 2010)
    The exciton states in monoclinic β-ZnP2 crystals was the subject of many research papers over a long period of time and have been extensively examined. In this work is reported that besides the excitonic luminescence in ...
  • Radical Scavenging Capacity of Walnut Oil: Effect of some Antioxidants on Storage Period 
    POPOVICI, Cristina; BAERLE, Alexei; RADU, Oxana; TATAROV, Pavel (National University of Food Technologies, Kiev, 2016)
    Among the nuts, walnut is characterized by its important amount of oil (60-65% of flesh weight). The oil extracted from walnut exhibits high contents of polyunsaturated fatty acids ω-6 (linoleic acid) and ω-3 (linolenic ...
  • Radicals and idempotents I 
    COJUHARI, E. P.; GARDNER, B. J. (Taylor & Francis, 2021)
    A corner of a ring A is a subring eAe, where e is an idempotent. Radical and semi-simple classes which are hereditary for corners and cases where the radical of a ring contains all radical corners are studied.
  • Raman and electrical characterization of n-InP implanted by 630-keV nitrogen 
    TIGINYANU, I. M.; MIAO, J.; HARTNAGEL, H. L.; RUCK, D.; TINSCHERT, K.; URSAKI, V. V.; ICHIZLI, V. M. (IEEE, 1996)
    The goal of this work was to study the peculiarities of lattice disorder and conductivity compensation caused by N-implantation in liquid encapsulated Czochralski grown n-InP single crystals. The ion-induced damage of the ...
  • Raman and Hall-effect characterization of Zn/sup +//P/sup +/ co-implanted GaAs subjected to rapid thermal annealing 
    URSAKI, V. V.; TERLETSKY, A. I.; TIGINYANU, I. M. (IEEE, 1998)
    It is shown that Zn/sup +//P/sup +/ co-implantation in combination with rapid thermal annealing (RTA) allows one to obtain p-type GaAs layers with the peak hole concentration as high as 2.10/sup 19/ cm/sup -3/ and narrow ...
  • Raman and infrared vibrational spectra of PbGa2S4 crystal 
    ZALAMAI, V. V.; SYRBU, N. N.; BEJAN, N. P.; HIRJEU, I. (Institutul de Fizică Aplicată, 2016)
    Raman scattering spectra in different geometries at temperatures 10 - 300 K and infrared vibrational spectra were investigated for PbGa2Se crystals. Contours of reflection spectra were calculated and parameters of phonons ...
  • Raman and IR-Reflectance Spectra of Porous III–V Semiconductor Structures 
    SARUA, A.; GÄRTNER, G.; IRMER, G.; MONECKE, J.; TIGINYANU, I. M.; HARTNAGEL, H. L. (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2000)
    Porous layers on the basis of LEC-grown n-type crystals of (111)-GaP and (100)-InP were fabricated by electrochemical etching in aqueous acidic solutions. The prepared samples were studied by micro-Raman analysis and by ...

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