Browsing 2019 by Title

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  • Profile Forming of Infrared Cabin User`s Biomedical Indicators 
    MEZHENNAYA, M. M.; VOROBEY, A. V.; DRAPEZA, V. Y.; OSIPOV, A. N.; DICK, S. K.; THOSTOV, M. X-M. (Tehnica UTM, 2019)
    The construction and methodology of a infrared cabin developed by the authors for activation of human body functional reserves are described in the article. A device is equipped with a system of human physiological parameter ...
  • QDs Doped Azopolymer for Direct Holographic Recording 
    LOŞMANSKII, C.; ACHIMOVA, E.; ABASKIN, V.; MESHALKIN, A.; PRISACAR, A.; LOGHINA, L.; VLCEK, M.; YAKOVLEVA, A. (Tehnica UTM, 2019)
    This paper describes a direct holographic recording of surface relief gratings in QD doped carbazole-based polymers. The evolution of the transmittance spectrum and diffraction efficiency upon irradiation with 473 nm ...
  • Qualitative Method to Control Toxic Impurities in Drinking Water 
    KULIKOVA, O.; SIMINEL, A.; MICU, A.; SIMINEL, N. (Tehnica UTM, 2019)
    This paper presents the capabilities of the laser spectroscopy method for monitoring the concentration of dissolved organic impurities of toxic substances. The method of laser fluorometry that is based on the principle of ...
  • Quantum Interferences with Equidistant Three-level Quantum Wells 
    CEBAN, V.; MACOVEI, M. A. (Tehnica UTM, 2019)
    A three-level ladder-type equidistant quantum-well with perpendicular transition dipoles, tuned in resonance with an optical cavity have been investigated in the good cavity limit. Under the laser pumping, a quantum ...
  • Radiative Recombination of Bound Excitons in MoSe2:I2 Layered Crystals 
    SIMINEL, M.; NEDELEA, V.; SUSHKEVICH, K.; SIMINEL, A.; MICU, A.; KULYUK, L. (Tehnica UTM, 2019)
    The steady-state and time-resolved photoluminescence (PL) of excitons bound on intercalated iodine molecules was studied for the first time in MoSe2:I2 layered single crystals. Along with narrow exciton spectral lines ...
  • A Real-Time WebGL Rendering Piepeline for MRI Using RayCasting Tranfer Functions 
    CIUCU, R.; ADOCHIEI, F.; ADOCHIEI, I.; ARGATU, F.; LARCO, C. M.; GRIGORIE, L. (Tehnica UTM, 2019)
    We present a way to integrate real-time multi-intensity transfer functions in a web browser environment using WebGL. We apply a two-pass rendering in order to establish the opacity and color of the given MRI recording. ...
  • Recent Progress in GaN-based Devices for Terahertz Technology 
    SIRKELI, V. P.; TIGINYANU, I. M.; HARTNAGEL, H. L. (Tehnica UTM, 2019)
    This paper reviews the crystal growth, basic properties, and principle of operation of III-nitride based terahertz devices. We provide a brief history and current status of crystal growth of polar and non-polar GaN-based ...
  • Recent Progress of Cold Cathodes: Volcano-structured Field Emitters and GOS Tunneling Cathodes 
    MIMURA, H.; MASUZAWA, T.; NEO, Y.; MURAKAMI, K.; NAGAO, M. (Tehnica UTM, 2019)
    Vacuum devices are dominant in high power and high frequency. Though thermal cathodes are widely used in vacuum devices, if the thermal cathodes are replaced with cold cathodes, more superior devices are expected. The ...
  • Recording of the Breathing Pattern in the Test with Controlled Hyperventilation in Subjects with a Borderline Type Personality Disorder 
    LOZOVANU, S.; MOLDOVANU, I.; VOVC, V.; BESLEAGA, T.; GANENCO, A. (Tehnica UTM, 2019)
    The study of the variations of breathing pattern components under the influence of physiological or pathological factors allows to deepen the knowledge in the field of physiology of systemic interaction in the whole body ...
  • Refractive Index in the Region of Excitonic Resonances in TlGaSe2 Crystals 
    TIRON, A. V. (Tehnica UTM, 2019)
    The low-temperature transmission and wavelength modulated transmission spectra of ТlGaSе2 crystals with a thickness of 7, 5.7, 4.7 μm were measured. Refractive index was calculated from interference observed in transmission ...
  • Remodeling of Cortical Structural Networks in Multiple Sclerosis 
    CIOLAC, D. (Tehnica UTM, 2019)
    Multiple sclerosis (MS) is one of the most frequent immune-mediated disorders of the central nervous system. Pathological events occurring within the white matter and gray matter compartments can be reliably tracked in ...
  • Resistivity Response to Stress and Strain of a Flexible Bi2Te3 Based Thermoelectric Material 
    AKINSINDE, L. O.; SCHEITZ, S.; ZIMOCH, L.; SIERCK, J. K.; SIEBERT, L.; ADELUNG, R.; SCHÜRMANN, U.; RÜBHAUSEN, M. A.; DANKWORT, T.; KIENLE, L. (Tehnica UTM, 2019)
    Here we report about the synthesis of Bi2Te3 based flexible thermoelectric materials and the response of the electrical resistivity to tensile and compressive stress. As a template fiber spun polymers have been used onto ...
  • The Review of Bipolar Ion Mobility Spectrometers 
    SHALTAEVA, Y. R.; GOLOVIN, A. V.; VASILYEV, V. K.; GROMOV, E. A.; MATUSKO, M. A.; MALKIN, E. K.; IVANOV, I. A.; BELYAKOV, V. V.; PERSHENKOV, V. S. (Tehnica UTM, 2019)
    The review considers the design of ion mobility spectrometers, which allow for the conditionally simultaneous detection of both positive and negative ions. The review of existing serial ion mobility spectrometers with ...
  • Revision of the Curriculum on Nuclear Safety and Security in the Light of Recent International Recommendations 
    BUZDUGAN, Ar.; BUZDUGAN, Au. (Tehnica UTM, 2019)
    The University is the place where it is necessary to further develop the foundations of what we have come to call the general culture. The issue of non-proliferation is not studied as a special discipline at any University ...
  • Scattering Indicatrix for Absorbing Porous Medium with Dark Modes 
    SERGENTU, V. V.; MONAICO, E. V.; URSAKI, V. V. (Tehnica UTM, 2019)
    A mathematical model for calculation of the scattered radiation by a highly absorbing porous medium with dark modes is proposed. The contribution of the scattered light from two areas with the same slope was taken into ...
  • Sensorial and Local Reflectivity Properties of the Columnar ZnO:Eu Films 
    LUPAN, C.; SCHÜTT, A.; BÎRNAZ, A.; HOPPE, M.; ADELUNG, R. (Tehnica UTM, 2019)
    In this work, we report on sensorial properties dependent on the operating temperature for Eu-doped ZnO columnar samples. The films demonstrated sensorial properties to volatile compounds, namely for 2-propanol . The results ...
  • Silanized Citric Acid Capped Magnetic Nanoparticles and Influence on Chlorophyll 
    POPESCU, L.; SACARESCU, L.; GRIGORAS, M.; MOROSANU, C.; CREANGA, D.; DOROHOI, D.; STAN, C. (Tehnica UTM, 2019)
    Two step synthesis of cobalt ferrite nanoparticles capped with citric acid and coated with silica was carried out. Citric acid coated magnetic grains were synthesized by chemical co-precipitation starting from iron and ...
  • Sleep-Related Epilepsy Diagnosis: Standard Video-EEG or Video-EEG Telemetry? 
    CHIOSA, V. A. (Tehnica UTM, 2019)
    Video-EEG telemetry is a neurophysiological noninvasive method of investigation used for determination of electroencephalogram changes and semiology of paroxysmal events. In this study we aimed to investigate the diagnostic ...
  • Smart Device for Therapeutic Hypothermia 
    COJOCARU, V.; GALUS, R.; FEDORISIN, T. (Tehnica UTM, 2019)
    We describe the construction of a non-invasive hypothermic system for reducing brain temperature used in the treatment of stroke. The device is used by those who offer first medical aid. Its usage helps with the stabilization ...
  • Smart Mucoadhesive Polymeric Biomaterials for Medical /Pharmaceutical Applications and in Vitro Models for Their Evaluation 
    VERESTIUC, L.; CIUBOTARU, B. I. (Tehnica UTM, 2019)
    Materials used in medicine have to meet some essential conditions, like biocompatibility, non-toxicity, non-immunogenicity and controlled biodegradability. These characteristics are dependent on physical-chemical properties ...

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