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Browsing Articole din publicaţii internaţionale by Title

Browsing Articole din publicaţii internaţionale by Title

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  • HOEFLE, Matthias; PENIRSCHKE, Andreas; COJOCARI, Oleg; AMRHEIN, Andreas; DECOOPMAN, Thibaut; PIIRONEN, Petri; JAKOBY, Rolf (IEEE, 2013)
    A modeling concept for accurate prediction of 1/f-noise in millimeter wave Schottky detectors is presented. The concept is based on DC bias current measurements with precise knowledge of the diode structure. Key aspect is ...
  • TIGINYANU, I.; URSAKI, V.; POPA, V. (Woodhead Publishing, 2011)
    Technological approaches for the fabrication of ultra-thin membranes for sensor applications are reviewed, with the main focus on graphene and two-dimensional (2D) sheets of layered compounds such as BN, MoS2, Bi2Te3, ...
  • SIEBERT, Leonard; LUPAN, Oleg; MIRABELLI, Mattia; ABABII, Nicolai; TERASA, Maik-Ivo; KAPS, Sören; CRETU, Vasilii; VAHL, Alexander; FAUPEL, Franz; ADELUNG, Rainer (American Chemical Society, 2019)
    In this work, the one-step three-dimensional (3D) printing of 20 nm nanowire (NW)-covered CuO/Cu2O/Cu microparticles (MPs) with diameters of 15–25 μm on the surface of the glass substrate forming an ordered net is successfully ...
  • FOGEL, Nina Ya.; CHERKASOVA, V. G.; RYBALCHENKO, V. N.; KORETZKAYA, O. A.; SIDORENKO, A. S. (Springer Nature Switzerland, 1996)
    Two-dimensional and three-dimensional vortex-lattice melting is observed on superconducting Mo/Si multilayers. Quasi-2D melting takes place in the range of high magnetic fields. The position of the melting transition on ...
  • SCHUR, J.; BIBER, S.; COJOCARI, O.; SCHMIDT, L.-P.; HARTNAGEL, H.-L. (IEEE, 2013)
    In this paper we present measurement results of a micro-machined split-block waveguide mixer for 600 GHz. The mixer implements a planar GaAs Schottky diode on a quartz substrate. Two different diode designs used for this ...
  • HOEFLE, Matthias; COJOCARI, Oleg; RICKES, Martin; SOBORNYTSKYY, Mykola; MONTERO-DE-PAZ, Javier; DECOOPMAN, Thibaut; KANTANEN, Mikko; PÉRICHAUD, Marie-Genevieve; PIIRONEN, Petri (IEEE, 2016)
    Presented is an 89 GHz waveguide coupled direct detector based on ACST low-barrier Schottky diodes. Signal-to-noise ratio (SNR) values above 35 dB within 6 dB input power dynamic are achieved with high voltage responsivity ...
  • HOEFLE, M.; PENIRSCHKE, A.; COJOCARI, O.; DECOOPMAN, T.; TRIER, M.; PIIRONEN, P.; PÉRICHAUD, M. G.; JAKOBY, R. (The Institution of Engineering and Technology, 2014)
    An 89 GHz waveguide coupled direct detector based on a low-barrier Schottky diode is presented. The main focus is to reduce white and 1/f noise to achieve high signal-to-noise ratio values above 35 dB. The design also ...
  • URSAKI, V. V.; TIGINYANU, I. M. (Springer-Verlag Berlin Heidelberg, 2014)
    Phase transitions in AIIBIII2XVI4 compounds with initial structures different from cubic spinel or tetragonal chalcopyrites and stannites are analyzed in this chapter on the instance of layered AIIInGaS4 crystals with Cd, ...
  • GRABKO, Daria; PALISTRANT, Natalia; DYNTU, Maria; MEDINSCHI, Maria; RUSU, E. (Romanian Academy, 1998)
    The regularities of plastic deformation under the action of concentrated load in two crystallographic directions <100> and <110> in InP crystals doped with zinc have been investigated.
  • MUSINSCHI, V.; MUSINSCHI, C. (Institutul de Fizică Aplicată al AŞM, 2012)
    The interest to the study of optical properties of PbMoO4 crystals is determined not only by fundamental physical mechanism present in this material, but also by a wide spectrum of possible applications in high speed ...
  • IOVU, M. S.; ANDRIES, A. M.; SYRBU, N. N.; SEDDON, A. B.; FURNISS, D.; ADRIAENSSENS, G. J.; TVER'YANOVICH, Yu. S. (Society of Photo-Optical Instrumentation Engineers, SPIE, 2007)
    The visible luminescence from Pr3+, Dy3+, Nd3+, Sm3+ and co-doped with Ho3+ and Dy3+ ions embedded in Ga0.017Ge0.25As0.083S0.65 glass hosts at room temperature and at T10 K is reported, when pumping with an Ar+-ion laser ...
  • IOVU, M. S.; ANDRIESH, A. M.; LUPAN, E. V.; CIORNEA, V. I.; SYRBU, N. N. (Society of Photo-Optical Instrumentation Engineers, SPIE, 2007)
    The visible luminescence from Pr3+, Dy3+, Nd3+, Sm3+ and codoped with Ho3+ and Dy3+ ions embedded in Ga0.017Ge0.25As0.083S0.65 glass hosts at room temperature and at T=10 K is reported, when pumping with an Ar+-ion laser ...
  • TSIULYANU, D. I.; GUMENYUK, N. A. (Springer Nature Switzerland, 1990)
    The interest in the optical properties of glassy materials of the As-S-Ge system and thin layers based on them has increased recently owing to the development of electro-optics and integrated optics. These materials form ...
  • BUJOREAN, Tatiana (CEP USM, 2020)
    O trecere în revistă a principalelor aspecte care circumscriu activitatea atelierelor de producție artistică din RSSM (denumite arteluri până în anul 1960) reprezintă un subiect important pentru domeniul etnologiei și ...
  • GUŢU, Aurel; GUŢU-CHETRUŞCA, Corina (Institutul de Energetică al Academiei de Științe a Moldovei, 2016)
    Schimbările climatice în Republica Moldova către sfârşitul secolului XXI se vor manifesta prin creşterea temperaturii mediului cu până la 5,6 K şi reducerea disponibilităţii de apă cu până la 55 %, ceea ce, pe de o parte, ...
  • BOSTAN, Viorel; HAN, Weimin (Springer Nature Switzerland, 2009)
    In this chapter, we perform a posteriori error analysis for the adaptive finite element solution of several variational inequalities, including elliptic variational inequalities of the second kind and corresponding quasistatic ...
  • HOEFLE, Matthias; PENIRSCHKE, Andreas; AMRHEIN, Andreas; COJOCARI, Oleg; TRIER, Marc; JAKOBY, Rolf (IEEE, 2012)
    A detector design for the 89 GHz channel of direct detection radiometers is proposed with high sensitive zerobias Schottky diodes. Particularly addressed is the diode's RF voltage responsivity drift with temperature at ...
  • TURCAN, Vadim; CUTIA, Evgheni (Institutul de Cercetari Economice şi Sociale “Gheorghe Zane” , Iaşi, 2018)
    Building norms are the foundation for the sustainable development of a country's industry. Taking into account the rapid economic development and emphasizing that the gates of the Moldovan market are increasingly oriented ...
  • WOLFF, Niklas; CIOBANU, Vladimir; ENACHI, Mihail; KAMP, Marius; BRANISTE, Tudor; DUPPEL, Viola; SHREE, Sindu; RAEVSCHI, Simion; MEDINA-SÁNCHEZ, Mariana; ADELUNG, Rainer; SCHMIDT, Oliver G.; KIENLE, Lorenz; TIGINYANU, Ion (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2020)
    The development of functional microstructures with designed hierarchical and complex morphologies and large free active surfaces offers new potential for improvement of the pristine microstructures properties by the ...

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