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  • Luminescence of ZnGa2Î4 AND ZnAl2Î4 spinels doped with Eu3+AND Tb3+ ions 
    RUSU, E.; URSAKI, V.; NOVITSCHI, G.; BURLACU, A.; PETRENKO, P.; KULIUK, L. (I. I. Mechnikov National University, Odessa, 2008)
    Spinel type mono-phase the ZnGa2O4 and ZnAl2O4 compounds doped with Eu3+ and Tb3+ ions were obtained using two methods: solid phase reactions and deposition from chemical solutions. The luminescent analysis of the materials ...
  • Luminescence of ZnSe crystals grown with different vapor transport agents 
    ENACHE, M.; URSAKI, V. V.; RUSU, E. V.; TAZLAVAN, V. E.; SONTEA, V. P.; TIGINYANU, I. M. (Technical University of Moldova, 2005)
    In this paper we compare the luminescence properties of bulk ZnSe crystals grown by vapor transport method with different transport agents in order to establish the influence of the transport agent on the relation between ...
  • Luminescence of β-Ga2O3 Nanoforms Obtained by Oxidation of GaSe Doped with Eu 
    SPRINCEAN, V.; UNTILA, D.; CHIRITA, A.; EVTODIEV, I.; CARAMAN, I. (Tehnica UTM, 2019)
    The GaSe single crystals were doped with Eu in the process of their synthesis and growth. The oxide of β-Ga2O3 doped with Eu in the form of massive nanowires was obtained by thermal treatment (TT) in the atmosphere of GaSe ...
  • Luminescence Properties of a Novel Eu3+ Dinuclear Coordination Compound 
    VERLAN, V. I.; CULEAC, I. P.; BORDIAN, O.; ZUBAREVA, V. E.; BULHAC, I.; IOVU, M. S.; ENACHESCU, M.; SIMINEL, N. A.; NEDELEA, V. V. (Tehnica UTM, 2019)
    The paper presents experimental results on a novel Eu3+ dinuclear coordination compound [Eu(µ2-OC2H5)(NO)3(phen)]2•phen with high emission quantum yield. The complex has been characterized by photoluminescence (PL) ...
  • Luminescence properties of a ZnO–In2O3 composite 
    URSAKI, V. V.; TIGINYANU, I. M.; BURLACU, A.; ZALAMAI, V.; JITARI, V. F. (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2006)
    ZnO–In2O3 composite was prepared by thermal annealing of ZnIn2S4 crystals. Energy dispersive X-ray analysis demonstrated that annealing results in the formation of a composite consisting of ZnO and In2O3 phases with the ...
  • Luminescence properties of poly- (phenylene vinylene) derivatives 
    CUONG, Ton-That; GEOFF, Stockton; PHILLIPS, Matthew R.; NGUYEN, Thien-Phap; HUANG, Chun Hao; COJOCARU, Ala (John Wiley & Sons, Inc., 2008)
    Three PPV derivatives, BEHPPV, MEHPPV and MEHSPPV, were synthesised and characterised by photoluminescence (PL) and cathodoluminescence (CL) spectroscopies in the temperature range 10–300 K. PL and CL spectra of the polymers ...
  • Luminescence properties of ZnGa2O4 and ZnAl2O4 spinels doped with Eu3+ and Tb3+ ions 
    RUSU, E.; URSAKI, V.; NOVITSCHI, G.; VASILE, M.; PETRENCO, P.; KULYUK, L. (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2009)
    Spinel-type ZnGa2O4 and ZnAl2O4 powders doped with Eu3+ and Tb3+ ions, including dual doping, have been prepared by solid phase reactions and by deposition from chemical solutions. XRD analysis demonstrates the high quality ...
  • Luminescent and optical spectroscopy of ZnO crystals obtained by new method based on the halide vapor transport 
    COLIBABA, G. V.; SHTEPLIUK, I. I.; GONCEARENCO, E. P.; INCULET, I. (Technical University of Moldova, 2015)
    The photoluminescence (PL), transmittance and IR reflectance spectra were investigated for ZnO single crystals grown by the HCl chemical vapor transport technique. Electrical parameters were also calculated from the Hall ...
  • Luminescent and Photoconductive Properties of AgGa2.5In2.5S8 and CuGa2.5In2.5S8 New Semiconductors 
    ANEDDA, A.; SERPI, A.; MOLDOVYAN, N. A.; TIGINYANU, I. M.; URSAKI, V. V. (IOP Publishing, 1993)
    Results of a complex study of photoluminescence (PL), photoconductivity (PC) and photo-voltaic (PV) spectra in AgGa2.5In2.5S8 and CuGa2.5In2.5S8 single crystals are presented. The values of indirect (Egi=2.25 eV) and direct ...
  • Luminescent materials based on semiconductor compound templates for random laser applications 
    URSAKI, V. V.; TIGINYANU, I. M.; SIRBU, L.; ENACHI, M. (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2009)
    A survey of methods for the preparation of luminescent nanocomposite materials with the focus on random laser media on the basis of porous semiconductor and dielectric templates is presented. Media with controlled light ...
  • The luminescent properties of a ZnGa2O4 spinel doped with Eu 3+ and Er3+ ions 
    VASILE, M.; VLAZAN, P.; SFIRLOAGA, P.; GROZESCU, I.; AVRAM, N. M.; RUSU, E. (IOP Publishing, 2009)
    Nanophosphor of ZnGa2O4:Eu3+ and Er3+ were synthesized by the hydrothermal method. ZnGa2O4 is an intrinsic blue light emitter with a wavelength peak of approximately 608 nm depending on the gallium ratio. A luminescent ...
  • Luminescent properties of rare earth activated ZnO binary and ternary materials 
    ROGACHEV, Alexander; SEMCHENKO, A.; SIDSKY, V.; KOVALENKO, D.; GREMENOK, V.; ZARETSKAYA, H.; RUSU, Emil; TIVANOV, M. (Institutul de Fizică Aplicată, 2016)
    Development by sol-gel method of nanostructured luminescent materials based on binary and ternary oxides and containing rare earth ions for use as inorganic photoluminophors, active layers for solar cells and inert ...
  • Luminescent properties of triple semiconductors under the action of X rays 
    MACIUGA, A.; RADU, R.; PÎNTEA, V.; STRATAN, I.; NISTIRIUC, I. (Technical University of Moldova, 2005)
    This article focuses on the description of triple semiconductors of type, especially , and the researeh instalation over luminescent properties under the action of accelerated electrons and X-rays. VI III II C B A 4 2 4 2 S CdGa.
  • Luminescent Properties on ZnO:Cr Nanocrystals and Thin Layers 
    GOGLIDZE, T.; DEMENTIEV, I.; GONCEARENCO, E.; NEDEOGLO, N.; IURIEVA, T.; NEDEOGLO, D. (Tehnica UTM, 2019)
    Both undoped and chromium doped zinc oxide nanocrystal powders are obtained by chemical deposition and hydrothermal methods. ZnO and ZnO:Cr thin layers on the surface of ZnSe and ZnSe:Cr samples, respectively, are obtained ...
  • Luminescenţa compuşilor ternari de tipul AII B2III c4VI la nivel înalt de excitare 
    GHEORGHIŢĂ, E.; MACIUGA, A.; RADU, R.; PÎNTEA, V.; STRATAN, I. (Editura U.T.M., 2007)
    În prezenta lucrare se descrie instalaţia pentru cercetarea luminescenţei compuşilor ternari în baza ZnxInxS3+x, sub influenţa razelor X şi se analizează datele experimentale. Se propune modelul de transmitere a energiei ...
  • Luminescenţa compuşilor ternari sub influenţa electronilor acceleraţi şi razelor X 
    MACIUGA, A.; RADU, R.; PÎNTEA, V.; STRATAN, I.; NISTIRIUC, I. (Editura U.T.M., 2006)
    Se descrie tehnologia de creştere a semiconductorilor tripli de tipul АIIB2IIIC4IV, în special CdGa2S4 şi instalaţia de cercetări asupra proprietăţilor luminescente sub acţiunea electronilor acceleraţi şi razelor X. Este ...
  • Luminescenţa şi efecte laser în filme nanostructurate şi microstructuri de ZnO crescute prin depunere chimică din vapori şi electrochimică 
    BURLACU, Alexandru (Institutul de Fizică Aplicată al AŞM, 2017)
    Prezenta lucrare are drept scop elaborarea proceselor tehnologice de creştere a nanostructurilor şi microstructurilor din oxid de zinc cu proprietăţi optice relevante pentru emisia stimulată şi cu morfologii potrivite ...
  • Luminiscența soluției coloidale ale punctelor cuantice de SnS2 
    CRISTEA, Ecaterina (Universitatea Tehnică a Moldovei, 2023)
    Studiile luminiscenței cristalelor de SnS2 au rafinat structura benzilor la decalajul minim între zone. Intervalul minim de bandă este determinat de tranziții directe de la punctul L la punctul Γ al zonei Brillouin (Eg = ...
  • Luminophore organic nanocomposites on the base of polymer and isothiocianatohalconic compounds 
    VERLAN, V.; ANDRIESH, A.; IOVU, M.; BORDIAN, O.; BUZURNIUC, S.; NISTOR, Yu.; CULEAC, I.; POPUŞOI, A.; DRAGALIN, G.; BARBĂ, N. (Institutul de Fizică Aplicată al AŞM, 2012)
    The paper presents the results of technology for obtaining nanocomposite thin layers (NC) of organic luminophore compounds (OLC), particularly, those prepared by the sol-gel method.
  • Lupta cu ambuteiajele pe magistralele oraşelor, ideile şi căile de soluţionare a lor 
    PLĂMĂDEALĂ, Vasile; ACULOV, Dumitru; POROSEATCOVSCHII, Vladimir (Tehnica UTM, 2012)
    Dezvoltarea traficului auto de mărfuri şi pasageri, precum şi creşterea rapidă a parcului auto impune sarcina ridicării calităţii transportului din punct de vedere a reducerii timpului în ambuteiaje. Supraîncărcarea ...

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