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  • High-pressure study of the structural and elastic properties of defect-chalcopyrite HgGa2Se4 
    GOMIS, O.; VILAPLANA, R.; MANJÓN, F. J.; SANTAMARÍA-PÉREZ, D.; ERRANDONEA, D.; PÉREZ-GONZÁLEZ, E.; LÓPEZ-SOLANO, J.; RODRÍGUEZ-HERNÁNDEZ, P.; MUÑOZ, A.; TIGINYANU, I. M.; URSAKI, V. V. (American Institute of Physics, 2013)
    In this work, we focus on the study of the structural and elastic properties of mercury digallium selenide (HgGa2Se4) which belongs to the family of AB2X4 ordered-vacancy compounds with tetragonal defect chalcopyrite ...
  • High-Pressure Study of YVO4Nanoboxes 
    MANJÓN, F. J.; GOMIS, O.; RAY, S.; LEÓN-LUIS, S. F.; RODRÍGUEZ-MENDOZA, U. R.; LAVÍN, V.; SEGURA, A.; MARTÍNEZ-GARCÍA, D.; FERRER-ROCA, Ch. (Technical University of Moldova, 2011)
    YVO4 nanoboxes doped with Eu ions (4 at%) have been studied by means of X-ray diffraction, Raman and photoluminescence measurements under high pressure. Photoluminescence measurements in nanoboxes provide evidence that Eu ...
  • High-pressure x-ray diffraction study on the structure and phase transitions of the defect-stannite ZnGa2Se4 and defect-chalcopyrite CdGa2S4 
    ERRANDONEA, D.; KUMAR, Ravhi S.; MANJÓN, F. J.; URSAKI, V. V.; TIGINYANU, I. M. (American Institute of Physics, 2008)
    X-ray diffraction measurements on the sphalerite-derivatives ZnGa2Se4ZnGa2Se4 and CdGa2S4CdGa2S4 have been performed upon compression up to 23 GPa in a diamond-anvil cell. ZnGa2Se4ZnGa2Se4 exhibits a defect tetragonal ...
  • High-Rate Pulsed Galvanostatic Anodic Dissolution of Chromium−Nickel Steels in Electrolytes for Electrochemical Machining: The Role of Surface Temperature 
    DIKUSAR, A. I.; LIKRIZON, E. A.; DIKUSAR, G. K. (Springer Nature Switzerland, 2021)
    A pulsed galvanostatic anodic dissolution of chromium−nickel steels (types Kh18N10 (Cr18Ni10) and KhN35VT (CrNi35WT)) under the conditions of electrochemical machining is studied in chloride, nitrate, and mixed chloride−nitrate ...
  • High-speed Methods of Image Compression/Decompression 
    LAZAR, D.; CIMPOIES, I.; SOROKIN, Gh.; GRITCOV, S. (Technical University of Moldova, 2013)
    This thesis deals with the study of methods of images compression / decompression that require less hardware and time resources, compared to the classical methods. The results of the implementation of these image processing ...
  • Higher education leadership and management competences 
    BUGAIAN, Larisa (Tehnica UTM, 2020)
    The democratization of society, the transition to a market economy has caused and continues to cause changes both in the entire system of the country and in the activity of higher education institutions (HEIs) in the ...
  • Highly Conductive ZnO Thin Films Deposited Using CVT Ceramics as Magnetron Targets 
    COLIBABA, G. V.; RUSNAC, D.; FEDOROV, V.; COSTRIUCOVA, N.; MONAICO, E. V.; POTLOG, T. (Springer, Cham, 2022)
    Sintering of ZnO + Me2O3 (Me = Al, Ga, In) powder via chemical vapor transport based on HCl has been developed. The electrical properties of ZnO thin films obtained by DC magnetron sputtering of ZnO ceramic targets have ...
  • Highly Conductive ZnO Thin Films Deposited Using CVT Ceramics as Magnetron Targets 
    COLIBABA, G.V.; RUSNAC, D.; FEDOROV, V.; COSTRIUCOVA, N.; MONAICO, E.V.; POTLOG, T. (Universitatea Tehnică a Moldovei, 2021)
    Sintering of ZnO+Me2O3 (Me = Al, Ga, In) powder via chemical vapor transport based on HCl has been developed. The electrical properties of ZnO thin films obtained by DC magnetron sputtering of ZnO ceramic targets have been ...
  • A highly efficient bridge inverter with doubled output voltage 
    SAINSUS, Iurie; CONEV, Alexei; RUSSEV, Iurii; SIDORENCO, Anatoly (Institutul de Inginerie Electronică şi Nanotehnologii "D. Ghiţu" al AŞM, 2019)
    A common problem in equipping cars, buses, and other vehicles is the incompatibility of household appliances (coffee makers, converters, radio-receiving sets, audio amplifiers, etc.) that are powered by a constant current ...
  • Highly luminescent columnar ZnO films grown directly on n-Si and p-Si substrates by low-temperature electrochemical deposition 
    LUPAN, Oleg; PAUPORTÉ, Thierry; URSAKI, V. V.; TIGINYANU, I. M. (ELSEVIER, 2011)
    In this study, nanocolumnar zinc oxide thin films were catalyst-free electrodeposited directly on n-Si and p-Si substrates, what makes an important junction for optoelectronic devices. We demonstrate that ZnO thin films ...
  • Highly Porous and Ultra-Lightweight Aero-Ga2O3: Enhancement of Photocatalytic Activity by Noble Metals 
    PLESCO, Irina; CIOBANU, Vladimir; BRANISTE, Tudor; URSAKI, Veaceslav; RASCH, Florian; SARUA, Andrei; RAEVSCHI, Simion; ADELUNG, Rainer; DUTTA, Joydeep; TIGINYANU, Ion (MDPI, 2021)
    A new type of photocatalyst is proposed on the basis of aero-β-Ga2O3, which is a material constructed from a network of interconnected tetrapods with arms in the form of microtubes with nanometric walls. The aero-Ga2O3 ...
  • Highly responsive planar millimeter wave zero-bias Schottky detector with impedance matched folded dipole antenna 
    HOEFLE, M.; HAEHNSEN, K.; OPREA, I.; COJOCARI, O.; PENIRSCHKE, A.; JAKOBY, R. (IEEE, 2013)
    A compact highly responsive planar zero-bias Schottky detector is proposed for uni-planar and low-cost fabrication. Various zero-bias Schottky diodes are investigated, in particular the optimization of impedance matching ...
  • Highly selective and ultra-low power consumption metal oxide based hydrogen gas sensor employing graphene oxide as molecular sieve 
    RASCH, Florian; POSTICA, Vasile; SCHÜTT, Fabian; MISHRA, Yogendra Kumar; NIA, Ali Shaygan; LOHE, Martin R.; FENG, Xinliang; ADELUNG, Rainer; LUPAN, Oleg (ELSEVIER, 2020)
    The excellent gas sensing performance of metal oxide based nano- and microstructures, including a fast response time and good sensitivity, is typically limited by their low selectivity. Therefore, novel approaches and ...
  • Highly sensitive and selective Acetone gas sensors based on Au - surface decorated CuO nanostructures 
    ABABII, Nicolai; SONTEA, Victor; CHOW, Lee; LUPAN, Oleg (IEEE, 2017)
    Recently, our group has demonstrated that by virtue functionalization of CuO nanostructured films with Au nanoparticles, it is possible to detect acetone vapors with very low concentrations of down to 10 ppm with high ...
  • Highly sensitive and selective hydrogen single-nanowire nanosensor 
    LUPAN, O.; CHOW, L.; PAUPORTE, Th.; ONO, L. K.; ROLDAN CUENYA, B.; CHAI, G. (ELSEVIER, 2012)
    Metal oxides such as ZnO have been used as hydrogen sensors for a number of years. Through doping, the gas response of zinc oxide to hydrogen has been improved. Cadmium-doped ZnO nanowires (NWs) with high aspect ratio have ...
  • Highly sensitive tellurium based sensors for the detection of nitrogen dioxide 
    TIULEANU, A. (Editura U.T.M., 2006)
    A simple and stable NO2 gas sensor device with rapid response / recovery time and low operating temperature has been developed using polycrystalline tellurium alloys. The effect of thickness of the sample and temperature ...
  • The highway functional hierarchy – an important element for road safety 
    BRICICARU, Ilie; PAVĂL, Flavius-Florin; BRICICARU, Cristian (Universitatea Tehnică a Moldove, 2023)
    How do we reconcile the needs of mobility and accessibility for all road and street users with planning, design, and maintenance rules geared only towards motorized transport and administrative needs? How many people die ...
  • Himera economică pe piața imobiliară 
    FIODOROVA, Irina; ALBU, Svetlana (Tehnica UTM, 2018)
    An economic bubble is one of the most unknown subjects in economy. Though there is already happened a lot of them during past four centuries, scientists still cannot agree on the causes of the phenomenon, its main ...
  • Hip of ceramics - new engineering applications 
    JIMAN, V.; GEAMĂN, V.; GEAMĂN, L. (Technical University of Moldova, 2012)
    Ceramics in general are characterized by strong interatomic bonds. This leads to for many applications desirable like high chemical inertness, high hardness and high strength, also at temperature and during extended periods ...
  • Hip of ceramics - new engineering applications 
    JIMAN, V.; GEAMĂN, V.; GEAMĂN, L. (Editura U.T.M., 2004)
    Ceramics in general are characterized by strong interatomic bonds. This leads to for many applications desirable like high chemical inertness, high hardness and high strength, also at temperature and during extended periods ...

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