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Browsing Articole din publicaţii internaţionale by Subject "Raman spectra"

Browsing Articole din publicaţii internaţionale by Subject "Raman spectra"

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  • Double Davydov resonance in the vibrational spectra of Tl3AsS4 and Tl3PS4 crystals 
    SYRBU, N. N.; KRASOVSKY, V. T. (Elservier, 1995)
    Raman spectra of Tl3AsS4 and Tl3PS4 have been investigated at 300 and 77 K. The vibrational modes Ag, B1g, B2g and B3g are determined. The vibrational mode splittings caused by Davydov resonances are determined. Infrared ...
  • Far Infrared and Raman Optical Study of CdInGaS4, CdIn2S4, HgInGaS4 and CdIn2S2Se2 Crystals 
    SYRBU, N. N.; RADAUTSAN, S. I.; CRETU, R. V.; TEZLEVAN, V. E.; MOLDOVEANU, N. A. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1996)
    Raman and infrared reflectivity spectra of CdInGaS4, CdIn2G4, HgInGaS4, and CdIn2S2Se2 crystals have been investigated. The fiindamental phonon parameters, the limiting dielectric constants ϵ0 and ϵ∞ and the reflectivity ...
  • Investigation of tin oxide nanobelts/nanoribbons prepared by chemical deposition technology 
    LUPAN, O.; CHOW, L.; CHAI, G.; SCHULTE, A.; PARK, S.; HEINRICH, H.; SONTEA, V.; TROFIM, V.; RAILEAN, S. (Institute of Electrical and Electronics Engineerings, IEEE, 2008)
    A facile aqueous solution process to fabricate tin oxide nanoarchitectures was successfully developed. The influence of precursors on the morphology of SnO2 is studied. Tin oxide nanobelts/nanoribbons were characterized ...
  • Oblique Phonons in Raman Scattering and IR Reflection of TeO2 Crystal 
    SYRBU, N. N.; CRETU, R. V.; CEBOTARI, V. Z.; MUSHINSKII, V. P. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1996)
    The Raman scattering and IR reflectivity have been investigated for different crystal configurations. The contours of reflectivity spectra have been calculated. The angle dependence of polar vibrational modes in both ...
  • Raman and electrical characterization of n-InP implanted by 630-keV nitrogen 
    TIGINYANU, I. M.; MIAO, J.; HARTNAGEL, H. L.; RUCK, D.; TINSCHERT, K.; URSAKI, V. V.; ICHIZLI, V. M. (IEEE, 1996)
    The goal of this work was to study the peculiarities of lattice disorder and conductivity compensation caused by N-implantation in liquid encapsulated Czochralski grown n-InP single crystals. The ion-induced damage of the ...
  • Raman and Hall-effect characterization of Zn/sup +//P/sup +/ co-implanted GaAs subjected to rapid thermal annealing 
    URSAKI, V. V.; TERLETSKY, A. I.; TIGINYANU, I. M. (IEEE, 1998)
    It is shown that Zn/sup +//P/sup +/ co-implantation in combination with rapid thermal annealing (RTA) allows one to obtain p-type GaAs layers with the peak hole concentration as high as 2.10/sup 19/ cm/sup -3/ and narrow ...
  • Raman Spectra in As-Based Chalcogenide Optical Fibers 
    IOVU, M. S.; CULEAC, I. P.; KOUDELKA, Ladislav; VOYNAROVYCH, Ivan; VLCEK, Miroslav (American Scientific Publishers, 2014)
    Raman spectra for optical fiber samples prepared from As-based chalcogenide glass composition (As50S50, As40S60, As25S75, (As40S60)0.95:(As40Se60)0.05 and (As40S60)0.95:(Sb40S60)0.05 are investigated. The primary maximum ...
  • Rapid photothermal processing for functionalization of nanostructured thin films 
    SHISHIYANU, S.; URSAKI, V. V.; GHIMPU, L.; LUPAN, O.; TIGINYANU, I.; SHISHIYANU, T. (Institute of Electrical and Electronics Engineerings, IEEE, 2011)
    A rapid photothermal processing (RPP) technique has been developed to functionalize a new generation of nanostructured zinc oxide film materials. An environment-friendly chemical process was used to obtain nanostructures. ...
  • Rapid synthesis and characterization of micro and nanostructures of molybdenum trioxide 
    TROFIM, V.; CRETU, V.; LUPAN, O.; ENACHI, M.; MONAICO, E.; SYRBU, N.; TIGINYANU, I.; CHOW, L. (Institute of Electrical and Electronics Engineerings, IEEE, 2013)
    Micro - and nanostructures of molybdenum trioxide (MoO3) have been investigated intensively for sensorial and electrochromic systems. MoO3 nanostructures were grown by a rapid thermal oxidation of molybdenum at 1000 °C in ...
  • Synthesis of one-dimensional SnO2 nanorods via a hydrothermal technique 
    LUPAN, O.; CHOW, L.; CHAI, G.; HEINRICH, H.; PARK, S.; SCHULTE, A. (ELSEVIER, 2009)
    We have developed a simple solution process to synthesize tin oxide nanorods. The influence of precursors and the reaction temperature on the morphology of SnO2 is investigated. SnO2 nanorods are characterized by X-ray ...

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