Articole ştiinţifice: Recent submissions

  • Бентонитовые глины водораздельного пространства рек Чага-Скиноаса 
    БОЛОТИН, О. А.; ДУБИНОВСКИЙ, В. Л.; РОМАНОВ, Л. Ф.; СИДЕЛЬНИКОВ, В. К. (Institutul de Geologie şi Seismologie al AŞM, 2006)
    На водораздельном пространстве рек Чага-Скиноаса, в районе сс.Чуфлешты, Батыр широко распространены бентонитовые глины. Они характеризуются повышенным содержанием в обменном комплексе натрия, что повышает адсорбционные ...
  • 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 ...
  • Parametrii de calitate a şroturilor din seminţe oleaginoase utilizaţi în produsele de carne 
    GRUMEZA, Irina; MACARI, Artur; GUDIMA, Angela; COEV, Ghenadii (Centrul editorial UASM, 2018)
    This paper presents the results on possibility of using the flour of oilseeds groats in meat products. As a research object were used flour of groats of walnuts, pumpkin seeds, grape seeds, sesame seeds and flax seed. ...
  • Photoluminescence of Eu-doped ZnO structures 
    URSAKI, Veaceslav V.; RUSU, Emil; ZALAMAI, Victor; SIRBU, Lilian; MONAICO, Eduard; TIGINYANU, Ion M. (Society of Photo-Optical Instrumentation Engineers, SPIE, 2004)
    ZnO-based red phosphors were prepared by different methods. One phosphor was grown from a Na2B4O7 melt, and another one was prepared from a ZnO:Eu2O3 powder via electron beam treatment. The e-beam processing is found to ...
  • The role of stress management in the relationship manager-subordinate 
    LUNGU, Viorelia ("Print-Caro" SRL, 2019)
    Although there are numerous investigations related to occupational stress, in the educational field, a particular approach to this phenomenon is necessary, because in the pedagogical activity, there are permanent communication ...
  • Применение ростовых веществ в инкрустации семян кукурузы 
    БОРОВСКАЯ, Ала; МАЩЕНКО, Наталия; ГУРЕВ, Анжела; ИВАНОВА, Раиса (Institutul de Fitotehnie „Porumbeni“, 2018)
    The possibilities of application the complex of the sodium salt of carboxymethylcellulose (CMC) the drug "ecostim" allowed for use in the territory of the Republic of Moldova, for encrusting of corn seeds have been studied. ...
  • Design and maskless fabrication of ultrathin suspended membranes of GaN 
    TIGINYANU, I. M.; POPA, V.; STEVENS-KALCEFF, M. A.; GERTHSEN, D.; BRENNER, P.; PAVLIDIS, D. (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2012)
    We report the maskless fabrication of ultrathin suspended GaN membranes designed by focused ion beam treatment of the GaN epilayer surface with subsequent photoelectrochemical etching. This technological approach allows ...
  • Aspecte teoretico-practice privind organizarea judecătorească și înfăptuirea justiției în Republica Moldova 
    MATEI, Livia; LUPAŞCU, Zinaida (Tipografia "ADRILANG" SRL, 2020)
    Prin justiție se înțelege sistemul organelor judecătorești, dar și activitatea de soluționare a proceselor civile, administrative, penale, de muncă etc. Înfăptuirea justiției are loc în strictă conformitate cu legislația. ...
  • Princiipile generale ale dreptului comunitar- creativitatea judiciară în cadrul tratatelor 
    ROTARU, Victoria; LUPAŞCU, Zinaida (Tipografia "ADRILANG" SRL, 2020)
    Principiile dreptului sunt acele idei care ghidează și guvernează efectele relațiilor sociale prevăzute de o normă de drept. Rolul principiilor generale de drept este esențial nu numai prin prisma importanței teoretice, ...
  • Thermally activated cation ordering in ZnGa2Se4single crystals studied by Raman scattering, optical absorption, andab initiocalculations 
    VILAPLANA, R.; GOMIS, O.; PEREZ-GONZÁLEZ, E.; ORTIZ, H. M.; MANJÓN, F. J.; RODRIGUEZ-HERNANDEZ, P.; MUŇOZ, A.; ALONSO-GUTIÉRREZ, P.; SANJUÁN, M. L.; URSAKI, V. V.; TIGINYANU, I. M. (IOP Publishing, 2013)
    Order–disorder phase transitions induced by thermal annealing have been studied in the ordered-vacancy compound ZnGa2Se4 by means of Raman scattering and optical absorption measurements. The partially disordered as-grown ...
  • Automatizarea procesului de modelare a tiparelor produselor de îmbrăcăminte utilizând sistemul SprutCad 
    FLOREA-BURDUJA, Elena; DIORDIEV, Alexandru (Universitatea Liberă Internațională din Moldova, 2011)
    În lucrare sunt prezentate soluții de automatizare a procesului de modelare a tiparelor produselor de îmbrăcăminte cu utilizarea sistemului SprutCAD. Acest sistem permite automatizarea procesului de elaborare a diferitor ...
  • Poly(p-phenylene vinylene)/porous GaP composite materials 
    LE RENDU, P.; NGUYEN, T. P.; LAKEHAL, M.; IP, J.; TIGINYANU, I. M.; SARUA, A.; IRMER, G. (ELSEVIER, 2001)
    We report results obtained from physical characterization of thin composite films made by mixing poly(p-phenylene vinylene) (PPV) and porous gallium phosphide (GaP) particles with different GaP concentrations. Optical ...
  • Spatially resolved cathodoluminescence of GaN nanostructures fabricated by photoelectrochemical etching 
    DÍAZ-GUERRA, C.; PIQUERAS, J.; POPA, V.; COJOCARU, A.; TIGINYANU, I. M. (American Institute of Physics, 2005)
    The emission properties of GaN nanostructures created by photoelectrochemical etching have been investigated by cathodoluminescence sCLd in the scanning electron microscope. Columnar structures with diameters of 150–250 ...
  • Strongly frequency dependent focusing efficiency of a concave lens based on two-dimensional photonic crystals 
    FOCA, E.; FÖLL, H.; CARSTENSEN, J.; SERGENTU, V. V.; TIGINYANU, I. M.; DASCHNER, F.; KNÖCHEL, R. (American Institute of Physics, 2006)
    Results of an experimental study of a concave lens based on a two-dimensional microwave photonic crystal with neff<1 are shown. We demonstrate that the lens focuses electromagnetic radiation for transverse electric (TE) ...
  • A GaN-based two-sensor array for methane detection in an ethanol environment 
    POPA, V.; TIGINYANU, I. M.; URSAKI, V. V.; VOLCIUS, O.; MORKOÇ, H. (IOP Publishing, 2006)
    We demonstrate that photoelectrochemical (PEC) etching of GaN layers in KOH or H3PO4 solutions leads to the formation of specific surface morphologies which cause the material to exhibit different sensitivities to certain ...
  • ZnSe-based conductive nanotemplates for nanofabrication 
    MONAICO, Eduard; TIGHINEANU, Petru; LANGA, Sergiu; HARTNAGEL, Hans L.; TIGINYANU, Ion (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2009)
    We show that anodic etching of n-type ZnSe crystalline substrates leads to the formation of pores which, after nucleation at surface defects, prove to follow the current lines, exhibiting multiplication until the front of ...
  • Cathodoluminescence of TiO2 nanotubes prepared by low-temperature anodization of Ti foils 
    ENACHI, Mihai; STEVENS-KALCEFF, Marion; TIGINYANU, Ion; URSAKI, Veaceslav (ELSEVIER, 2010)
    We show that anodization of Ti sheets in an ethylene glycol and HF containing electrolyte at temperatures under 0°C results in the formation of a self-arranged ordered porous structure at the top surface of the sample. ...
  • Vibrational study of HgGa2S4 under high pressure 
    VILAPLANA, R.; ROBLEDILLO, M.; GOMIS, O.; SANS, J. A.; MANJÓN, F. J.; PÉREZ-GONZÁLEZ, E.; RODRÍGUEZ-HERNÁNDEZ, P.; MUÑOZ, A.; TIGINYANU, I. M.; URSAKI, V. V. (American Institute of Physics, 2013)
    In this work, we report on high-pressure Raman scattering measurements in mercury digallium sulfide (HgGa2S4) with defect chalcopyrite structure that have been complemented with lattice dynamics ab initio calculations. Our ...
  • Focusing effect of photonic crystal concave lenses made from porous dielectrics 
    SERGENTU, V. V.; FOCA, E.; LANGA, S.; CARSTENSEN, J.; FÖLL, H.; TIGINYANU, I. M. (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2004)
    In the present paper we show the photonic band structure and transmittance spectra of photonic crystal (PC) consisting of porous dielectric and compare the results with the earlier published. Frequency ranges, where PC can ...
  • Structural and optical high-pressure study of spinel-type MNIN2S4 
    MANJÓN, F. J.; SEGURA, A.; AMBOAGE, M.; PELLICER-PORRES, J.; SÁNCHEZ-ROYO, J. F.; ITIÉ, J. P.; FLANK, A. M.; LAGARDE, P.; POLIAN, A.; URSAKI, V. V.; TIGINYANU, I. M. (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2007)
    We report a combined study of the structural and electronic properties of the spinel-type semiconductor MnIn2S4 under high pressures by means of X-ray diffraction (ADXRD), X-ray absorption (XAS), and optical absorption ...

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