Conferinţe: Recent submissions

  • Влияние упругой деформации на термоэдс и сопротивлении нитей Bi с тригональной 
    НИКОЛАЕВА, А.; КОНОПКО, Л.; ЦУРКАН, А.; МОЛОШНИК, Е. (Tehnica UTM, 2014)
    Исследовалось влияние упругой деформации растяжения на изменение сечений поверхности Ферми методом измерения ШдГ осцилляций, а так же на сопротивление и термоэдс в интервале температур 4.2 – 300 К в нитях чистого Bi в ...
  • Магнито-термоэлектрические свойства фольг полупроводниковых сплавов Bi1-хSbх 
    НИКОЛАЕВА, А.; КОНОПКО, Л.; ШЕПЕЛЕВИЧ, В.; ПРОКОШИН, В.; ГУСАКОВА, С.; БОДЮЛ, П.; КОРОМЫСЛИЧЕНКО, Т. (Tehnica UTM, 2014)
    В данной работе приведены исследования термоэлектрических свойств фольг сплавов Bi1-хSbх в полупроводниковой фазе, которые относятся к термоэлектрическим материалам. Изготовление фольг чистых сплавов Bi-9ат%Sb и легированных ...
  • Microstructuring of silicon crystal surface for solar cell application 
    GRABCO, D.; PRISACARU, A.; SHIKIMAKA, O.; HAREA, E.; PYRTSAC, C.; BRANISHTE, T. (Tehnica UTM, 2014)
    In this paper we developed mechano-chemical methods of structuring the surface of crystals Si (100) for use as substrates for solar cells. It was found that from all studied mechanical methods the 'scratching' one is more ...
  • Effect of doping in Zn1-xAgxOy nanostructured films on Hydrogen gas response 
    POSTICA, Vasile; CRETU, Vasilii; ABABII, Nicolai; VERJBITKI, Valeri; SONTEA, Victor; LUPAN, Oleg (Tehnica UTM, 2014)
    Nanostructured Zn1-xAgxOy films have been deposited using a chemical solution synthesis method. The as-deposited nanostructured films were subjected to thermal annealing in furnace and rapid thermal annealing, for different ...
  • Cercetarea proprietăţilor oxidului de staniu obţinut prin oxidarea termică 
    CREŢU, Vasilii; POSTICA, Vasile; RAILEAN, Sergiu; LUPAN, Oleg (Tehnica UTM, 2014)
    Peliculele nanostructurate de oxid de staniu au fost depuse prin metoda pulverizării în vid şi tratamentului termic la temperatura de 600° C în aer. Proprietăţile morfologice, structurale şi vibraţionale au fost investigate ...
  • Cercetarea proprietăţilor senzoriale ale peliculelor nanocristaline de Cu1-xZnxOy 
    CREŢU, Vasilii; POSTICA, Vasile; ABABII, Nicolai; TROFIM, Viorel; SONTEA, Victor; LUPAN, Oleg (Tehnica UTM, 2014)
    Peliculele nanocristaline de Cu1-xZnxOy au fost depuse folosind metoda sintezei chimică din soluţii (SCS). Pentru cercetările senzorice ale peliculelor depuse probele au fost tratate termic în sobă (TA) sau/şi tratate ...
  • Preparation and optical characterization of the new polymer nanocomposites 
    ANDRIESH, A.; BIVOL, V.; BUZURNIUC, S.; MESHALCHIN, A.; ROBU, S.; VERLAN, V. (Technical University of Moldova, 2005)
    The polymer nanocomposites consisting of polyvinylalcohol (PVA) and chalcogenide non-crystalline semiconductors (ChNS) as arsenic selenide (As2Se3) and arsenic sulfide (As2S3) were obtained. The optical absorption was ...
  • Materials for Integrated of THz sensors in EWOD chips 
    SIRBU, Lilian; MULLER, Raluca; DANILA, Mihai; SCHIOPU, Vasilica; MATEI, Alina; COMANESCU, Florin; STEFAN, Angela; BARACU, Angela; DASCALU, Traian (Tehnica UTM, 2014)
    We developed a technology for deposition of metal contacts/wires upon nanoporous InP thin film structures and RF sputtered InP films. Indium phosphide (InP) films were deposited onto glass substrate using RF magnetron ...
  • Nanostructured dispersed films in biomedicine for human health 
    PRILEPOV, Vladimir; SPOIALA, Dorin (Technical University of Moldova, 2005)
    The nanostructures on basis of hard-fuse metals and their oxides were proposed. The electrical properties of films were investigated in longitudinal and transversal direction. In the transversal direction was observed the ...
  • Electron transfer dynamics as regulator of biological activity in biomolecular systems coordinated by trimer nanoclusters 
    YALTYCHENKO, O.V.; KANAROVSKII, E.Yu. (Tehnica UTM, 2014)
    In the given paper the minimal theoretical model for the description of kinetic processes in the organic nanocomposite material is offered. The subject of simulation is a three-center nanocluster embedded in an organic ...
  • Photoconductivity relaxation in nanostructured InP 
    POSTOLACHE, Vitalie; MONAICO, Eduard; BORODIN, Eugeniu; LUPAN, Oleg; URSAKI, Veaceslav; ADELUNG, Rainer; NIELSH, Kornelius; TIGINYANU, Ion (Tehnica UTM, 2014)
    We show that long-duration-photoconductivity decay (LDPCD) and persistent photoconductivity (PPC) in porous InP structures produced by anodization of InP substrates can be controlled through the control of their morphology. ...
  • Продольное магнитосопротивление и осцилляции Шубникова де Гааза в нитях висмута легированных Sn 
    НИКОЛАЕВА, А.; КОНОПКО, Л.; ЦУРКАН, А.; ПАРА, Г.; БОТНАРЬ, О. (Tehnica UTM, 2014)
    В данной работе представлены результаты исследования Шубников де Газ осцилляцийв монокристаллических нитях висмута легированного акцепторной примесью Sn до 0.07ат%. Нити получались литьем из жидкой фазы в стеклянной оболочке ...
  • Some applications of carbon nanotubes in photovoltaics 
    VERLAN, Victor; BORDIAN, Olga; IOVU, Mihai; MALAHOV, Ludmila; ENACHESCU, Marius (Tehnica UTM, 2014)
    Experimental results on single-walled carbon nanotubes (SWCNTs) and nanocomposite materials ITO/SWCNTs/Al, Au/SWCNTs/n-Si/Al, Al/SWCNTs/P3OT/ITO and Au/SWCNTs/P3OT/n-Si/Al, where P3OT is conducting polymer with conjugated ...
  • Quantum size effect in semimetal bismuth antimony wires and films 
    NIKOLAEVA, Albina; KONOPKO, Leonid; GRABOV, Vladimir; DEMIDOV, Evghenii; KABLUKOVA, Natalia; KOMAROV, Vladimir; POPOV, Ivan (Tehnica UTM, 2014)
    — We present the experimental results of an investigation of the electron transport of semimetal single- crystal Bi1-xSbx films and wires in temperature range 4.2-300 K. Bi-3at.%Sb films were prepared by the vacuum discrete ...
  • Effect of p-NiO interlayer on efficiency of p-GaN/n-ZnO LED devices 
    SIRKELI, Vadim P.; YILMAZOGLU, Oktay; KÜPPERS, Franko; HARTNAGEL, L. (Tehnica UTM, 2014)
    We report on numerical study of the characteristics of p-GaN/n-ZnO light-emitting diodes with p-NiO interlayer, and on LED design optimization which includes bandgap engineering, thickness and doping of constituent layers. ...
  • Photoluminescence of hydrogenated nanocrystalline silicon films 
    EMELYANOV, Andrey; KAZANSKII, Andrey; FORSH, Pavel; ZHIGUNOV, Denis; KHENKIN, Mark; KASHKAROV, Pavel (Tehnica UTM, 2014)
    We have studied structural, electrical and photoluminescence properties of hydrogenated nanocrystalline silicon films with different crystalline volume fractions (from 0 – pristine amorphous silicon – to 55 %). The ...
  • Optical and photoelectrical features in nanocrystalline indium oxide 
    FORSH, Ekaterina; MARTYSHOV, Mikhail; FORSH, Pavel; KASHKAROV, Pavel (Tehnica UTM, 2014)
    Spectral dependencies of absorption coefficient and persistent photoconductivity in nanocrystalline indium oxide (In2O3) are studied. Nanostructured In2O3 samples with various nanocrystals size are prepared by sol-gel ...
  • The growth and characterization of IrO2 1D nanocrystals on sapphire substrates 
    KOROTCOV, Alexandru; HUANG, Ying-Sheng; TSAI, Dah-Shyang (Technical University of Moldova, 2005)
    Well-aligned IrO2 nanocrystals (NCs) have been grown on sapphire (SA) substrates by rf magnetron sputtering using Ir metal target. The surface morphology and structural properties of the as-deposited NCs were characterized ...
  • Microwave components based on 2d photonic crystals with unusual index of refraction 
    FOCA, Eugen; FÖLL, Helmut; SERGENTU, Vladimir V.; TIGINYANU, Ion M.; DASCHNER, Frank; KNÖCHEL, Reinhard (Technical University of Moldova, 2005)
    This work reports on measurements of microwave components based on Photonic Crystals (PC) with unusual index of refraction, i.e. neff < 1. Particularly lenses based on different PC structures are investigated. All measurements ...
  • Exciton properties of nanoscale heterostrucrures AlxGa1-xN/GaN/AlxGa1-xN 
    NIKA, D. L.; POKATILOV, E. P.; FOMIN, V. M.; DEVREESE, J. T. (Technical University of Moldova, 2005)
    For the heterostructures AlxGa1-x N/GaN/AlxGa1-x N with different thicknesses of the GaN quantum wells and AlxGa1-xN barriers, we use an exciton model, which includes the interaction of an electron and a hole with deformations ...

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