Browsing Articole ştiinţifice by Title

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  • Research on the reinforcement of lipids with iodine 
    HARITONOV, Svetlana; STURZA, Rodica (Academia de Ştiinţe a Moldovei, 2005)
    The objectives of this work are researches for obtaining iodized oil that would satisfy the requirements of body in iodine. The sunflower seed oil is a product with the most important value, thus the production of oil ...
  • Researches concerning iron bioavailability in complex foods 
    CIOBANU, Corina; MOTRUC, Natalia (Sibiu Alma Mater University, 2011)
    Iron bioavailability in fortified products was researched in vivo conditions. It is established, that the consumption of iron fortified bread products promotes improvement of the basic haematological indices. In the presence ...
  • Researches on the functional clothes usage destined for persons with limb amputations 
    FLOREA-BURDUJA, Elena; RARU, Aliona; FARÎMA, Daniela; IROVAN, Marcela (Universitatea din Oradea, Romania, 2021)
    Recently, the issue of designing special clothing for people with disabilities attracts the attention of specialists in various fields. This topic is very current, important and requires in-depth studies. The need for ...
  • Researches on the use of spirulina in the production of flour products 
    DODON, Adelina; BANTEA-ZAGAREANU, Valentina; GUREV, Angela (Galati University Press, 2021)
    The study includes a documentary survey of the main categories of cereal products, their flours and dyes used as a raw material in the production of flour products. There are presented the technologies for the production ...
  • Resemnificarea conceptelor vieții în contextul realităților pandemice 
    PERCIUN, Andrei (Institutul de Istorie, 2020)
    Restricțiile și noile reguli de comportament social reprezintă nimic altceva decât niște condiții drastice impuse de pandemie. În aceste condiții, sunt scoase în evidență sau, mai bine zis, sunt scoase dintr-o stare de ...
  • Resistive Transition Broadening of Metal-Oxide Superconductors in Magnetic Fields 
    SIDORENKO, A. S.; KONOPKO, L. A.; KOSHELEV, A. E.; SIMONOV, A. Yu. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1989)
    This note reports results of measurements and calculations of a shape of superconductive transitions of Bi-Sr-Ca-Cu-O polycrystalline samples. Bi4Sr3Ca3Cu4Ox samples with 2x3x10 mm3 dimensions were prepared by solid-state ...
  • Resonance impurity radiation in CuGaS2 crystals 
    SYRBU, N. N.; NEMERENCO, L. L.; TEZLEVAN, V. E. (Elservier, 2007)
    In this work the reflectivity spectra of the CuGaS2 crystals have been investigated in the EIIc polarization and the absorption spectra were studied in the E⊥c polarization at the 10K. The parameters of the excitons and ...
  • Resonance Raman scattering and excitonic spectra in TlInS2 crystals 
    ZALAMAI, V. V.; STAMOV, I. G.; SYRBU, N. N.; URSAKI, V. V.; DOROGAN, V. (ELSEVIER, 2015)
    The excitons ground and excited states for Ea and Eb polarizations in absorption and reflection spectra of TlInS2 crystals were detected. The fundamental parameters of excitons and bands were determined at k=0. The ...
  • Resonance Raman scattering by excitonic polaritons in CuGaS2 
    SYRBU, N. N.; BLAZHE, M.; TIGINYANU, I. M.; TEZLEVAN, V. E. (Springer Nature Switzerland, 2002)
    Resonance Raman scattering by exciton polaritons in crystals of CuGaS2 under excitation with the 4880 and 4765 Å lines of an Ar+ laser at 9 K is studied. Lines of one-and two-phonon scattering of excitonic polaritons are ...
  • Resonance Raman scattering in CuGaxAl1-xS2crystals 
    SYRBU, N. N.; TIGINYANU, I. M.; URSAKI, V. V.; DOROGAN, A. V. (IOP Publishing, 2008)
    The change of polarization of the resonant Raman scattering lines is studied in CuGaxAl1−xS2 crystals with x equal to 1, 0.95 and 0.9 assuming resonance conditions with 4880 and 4765 Å Ar laser lines. Linear and circular ...
  • Resonance Raman Scattering in TlGaSe2 Crystals 
    SYRBU, N. N.; TIRON, A. V.; ZALAMAI, V. V.; BEJAN, N. P. (Hindawi, 2017)
    The resonance Raman scattering for geometries 𝑌(𝑌𝑋)𝑍 and 𝑌(𝑍𝑋)𝑍 at temperature 10 K and infrared reflection spectra in 𝐸 ‖ 𝑎 and 𝐸 ‖ 𝑏 polarizations at 300 K were investigated. The number of 𝐴𝑎 (𝐵𝑎) and ...
  • Resonant coupling of a semiconductor laser to a Fabry-Perot resonator 
    TRONCIU, V. Z.; RADZIUNAS, M.; WUNSCHE, H.-J.; WOLFRUM, M. (IEEE, 2005)
    This paper investigates resonant coupling of a semiconductor laser to a Fabry-Perot (FP) resonator. This study considers a laser emission which is transformed by a lossless FP into the feedback. The impact of this feedback ...
  • Resonant tunneling transport in ZnxBe1-xSe/ZnSe/ZnyBe1-ySe asymmetric quantum structures 
    SIRKELI, Vadim P.; YILMAZOGLU, Oktay; AL-DAFFAIE, Shihab; OPREA, Ion; ONG, Duu Sheng; KÜPPERS, Franko; HARTNAGEL, Hans L. (International Society for Optics and Photonics, 2017)
    II-VI compounds are promising materials for the fabrication of room-temperature terahertz devices due to their beneficial properties like as type-I conduction band alignment, high breakdown field strength (~331 kV/cm for ...
  • Resonant-tunnelling diodes for THz applications 
    FEIGINOV, Michael; SYDLO, Cezary; COJOCARI, Oleg; MEISSNER, Peter (Society of Photo-Optical Instrumentation Engineers, SPIE, 2012)
    We investigate experimentally resonant-tunnelling-diode (RTD) oscillators, which are based on RTDs with heavily doped collector. We demonstrate that such RTD oscillators can work at frequencies, which are far beyond the ...
  • Resonant-tunnelling-diode oscillators operating at frequencies above 1.1 THz 
    FEIGINOV, Michael; SYDLO, Cezary; COJOCARI, Oleg; MEISSNER, Peter (American Institute of Physics, 2011)
    We present resonant-tunnelling-diode (RTD) oscillators operating at the fundamental frequency of 1111 GHz. We show that our RTDs and RTD oscillators have much room for further improvement of their parameters and for further ...
  • Responsivity and detectivity of Zn0.8Mg0.2O/p-Si prepared by spin coating and aerosol deposition method 
    MORARI, V.; RUSU, E.; URSAKI, V.; TIGINYANU, I. M. (Institutul de Inginerie Electronică şi Nanotehnologii "D. Ghiţu", 2021)
    In this paper, we present data concerning responsivity and detectivity of Zn0.8Mg0.2O/p-Si photodetectors based on thin films prepared by spin-coating and aerosol deposition methods from 0.35 M aqueous solution using Zn ...
  • Retransmission-based Available Bandwidth Estimation in IEEE 802.11-based Multihop Wireless Networks 
    VAN NAM, Nguyen; GUERIN-LASSOUS, Isabelle; MORARU, Victor; SARR, Cheikh (Association for Computing Machinery, New York, United States, 2011)
    Estimating the available bandwidth in IEEE 802.11-based multihop wireless networks is a very difficult task due to the medium sharing among contending nodes and collisions between hidden stations. Several methods have been ...
  • Retroreflection from disordered porous semiconductors 
    PRISLOPSKI, S.; TIGINYANU, I. M.; GHIMPU, L.; MONAICO, E.; SIRBU, L.; ZHUKOVSKY, S. V.; GAPONENKO, S. V. (IEEE, 2011)
    Prominent retroreflection is experimentally observed in disordered porous InP membranes. It is believed to be the result of an interplay between Fresnel-like and Bragg-like reflection for different components of an impinging ...
  • Retroreflection of light from nanoporous InP: correlation with high absorption 
    PRISLOPSKI, S. Ya.; TIGINYANU, I. M.; GHIMPU, L.; MONAICO, E.; SIRBU, L.; GAPONENKO, S. V. (Springer Nature Switzerland, 2014)
    Pronounced retroreflection behavior is reported for a fishnet nanoporous strongly absorbing semiconductor material. Retroreflection appears along with diffusive specular reflection for all angles of incidence for light ...
  • Rețele de gaze – estimarea valorii în condițiile Republicii Moldova (studiu de caz) 
    ALBU, Svetlana (Institutul de Cercetări Ştiinţifice în Construcţii "INCERCOM" Î.S., 2016)
    Necesitatea evaluării rețelelor de gaze apare în R.Moldova ca urmare a demonopolizării ramurii, apariția pe piață a mai multor operatori de rețea și furnizori. În procesul activității economice proprietarii rețelelor de ...

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