Articole ştiinţifice: Recent submissions

  • The effect of Cu/Mn substitution in 2223 Bi-based HTSC 
    SIDORENKO, A.; SCHEIDT, E.-W.; HAIDER, F.; KLEMM, M.; HORN, S.; KONOPKO, L.; TIDECKS, R. (Elservier, 2002)
    The effect of partial Cu by Mn substitution in the 2223 high-Tc superconductor (Bi0.8Pb0.2)2(Sr0.9Ba0.1)2Ca2(Cu1−xMnx)3O10+y with Mn concentration in the range 0<x<0.3 was studied by resistivity, DC susceptibility, XRD, ...
  • Viability and proliferation of endothelial cells upon exposure to GaN nanoparticles 
    BRANISTE, T.; TIGINYANU, I.; HORVATH, T.; RAEVSCHI, S.; CEBOTARI, S.; LUX, M.; HAVERICH, A.; HILFIKER, A. (Beilstein-Institut, 2016)
    Nanotechnology is a rapidly growing and promising field of interest in medicine; however, nanoparticle–cell interactions are not yet fully understood. The goal of this work was to examine the interaction between endothelial ...
  • The analysis of the use of time by the students of the faculty of textile and printing 
    GHELBET, Angela; CAPROȘ, Felicia; MALCOCI, Marina; BERNAZ, Luminița (Editura Universităţii din Oradea, 2017)
    The main purpose of this study is to analyze how generally the students use time, how rationally they use their free time, what kinds of extracurricular activities they have and how much time they devote to individual ...
  • Using the principles of transformation in the development of new design clothes-making for women 
    IROVAN, Marcela; TUTUNARU, Irina; BALAN, Stela; LABUTINA, Valeria (Editura Universităţii din Oradea, 2016)
    The transformable garments represent an actual group in the assortment of contemporary clothing, providing wide possibilities of obtaining multifunctional shapes. The work presents the results of theoretical and applied ...
  • Synthesis, characterization, electronic structure, and phonon properties of the noncentrosymmetric superconductor LaPtSi 
    KNEIDINGER, F.; MICHOR, H.; SIDORENKO, A.; BAUER, E.; ZEIRINGER, I.; ROGL, P.; BLAAS-SCHENNER, C.; REITH, D.; PODLOUCKY, R. (American Physical Society, 2013)
    In the present work we report on the synthesis, crystal structure, and physical properties (resistivity, magnetization, heat capacity) in combination with density functional theory (DFT) calculations of the electronic ...
  • The influence of temperature and time on the stability of the antioxidant activity and colour parameters of grape marc ethanolic extract 
    CRISTEA, Elena; STURZA, Rodica; PATRAȘ, Antoanela (Galati University Press, 2015)
    The interest to replace synthetic food colorants, preservatives and antioxidants in beverages with natural ones is leading researchers to explore the polyphenols of winery wastes. It is of great interest to see if these ...
  • 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 ...
  • Superconducting properties of fractal Nb/Cu multilayers 
    SIDORENKO, A.; SÜRGERS, C.; TRAPPMANN, T.; LÖHNEYSEN, H. v. (American Physical Society, 1996)
    Multilayers of Nb and Cu with a fractal or periodic stacking sequence were prepared by electron-beam evaporation onto sapphire substrates. Their superconductivity was investigated by measurements of Tc and the temperature ...
  • Rose Hips, a Valuable Source of Antioxidants to Improve Gingerbread Characteristics 
    GHENDOV-MOSANU, A.; CRISTEA, E.; PATRAS, A.; STURZA, R.; NICULAUA, M. (Multidisciplinary Digital Publishing Institute, 2020)
    The present study analyzes the complex of bioactive compounds from rose hips pulp powder (RHP) obtained after separating the seeds from Rosa canina L. in order to obtain the oil. The extract prepared from RHP was characterized ...
  • Superconducting Fractal Multilayers 
    SIDORENKO, A. S. (World Scientific Publishing Co Pte Ltd, 1997)
    The influence of fractal geometry on superconductivity has been studied for layered superconductors. Superconducting multilayers consisting of alternating Nb and Cu layers with fractal stacking sequence and fractal dimension ...
  • A quantitative analysis of the performance of functional distributed architectures 
    ZAPOROJAN, S. (Institute of Mathematics and Computer Science, 1996)
    This paper is concerned with the functional distributed architectures (FDA) performance. In this work a quantitative analysis of FDA performance has been carried out. The carried out analysis makes it possible to determine ...
  • Superconducting and normal properties of the set of Mo/Si superlattices with variable Si layer thickness 
    MIKHAILOV, M. Yu.; YUZEPHOVICH, O. I.; POKHILA, A. S.; BOMZE, Yu. V.; FOGEL, N. Ya.; DMITRENKO, I. M.; YULIN, S. A.; SIDORENKO, A. S.; MOLDOVAN, O. B.; BUCHSTAB, E. I. (American Institute of Physics, 1999)
    We report the results of the superconducting and kinetic parameter measurements (transition temperature Tc, parallel and perpendicular critical fields Hc2, resistivity in the normal state) on a set of Mo/Si superconducting ...
  • Design of the real time systems using temporal logic specifications: a case study 
    URSU, A.; DUBENETSKY, V.; GRUITA, G. (Institute of Mathematics and Computer Science, 1996)
    An implementation method for real time systems is proposed in this article. The implementation starts with the design of the functional specifications of the systems behaviour. The functional specifications are introduced ...
  • Quasi-Newton Methods for Solving Nonlinear Programming Problems 
    MORARU, V. (Institute of Mathematics and Computer Science, 1995)
    In the present paper the problem of constrained equality optimization is reduced to sequential solving a series of problems of quadratic programming. The Hessian of the Lagrangian is approximated by a sequence of symmetric ...
  • A new approach to information coding and protection based on the theory of matroids 
    BORSHEVICH, V.; OLEINIK, W. (Institute of Mathematics and Computer Science, 1994)
    A new approach to coding and protection of information in the computer and telecommunication systems is proposed and discussed. It is based on the mathematical apparatus of the theory of matroids, which in combination with ...
  • Linguistic automaton today 
    IGNATIEVA, Maria; CHIZHAKOVSKY, Valentine; POPESCU, Anatol; PIOTROWSKI, Rajmund (Institute of Mathematics and Computer Science, 1994)
    Over the last thirty years the long range goal of the research project of the Speech Statistics (Sp.St.) international group is to develop and implement in computer simulation psycholinguistically realistic model of language ...
  • Substrate-dependent wetting layer formation during GaN growth: Impact on the morphology of the films 
    SIDORENKO, A.; PEISERT, H.; NEUMANN, H.; CHASSÉ, T. (American Institute of Physics, 2007)
    We have compared epitaxial growth of GaN films on 6H-SiC(0001)-(√3×√3) R30°−Ga and on (0001)-sapphire. Predeposited Ga layers were nitrided by ion beam assisted molecular beam epitaxy. Whereas on SiC the initially deposited ...
  • Methods of solving of the optimal stabilization problem for stationary smooth control systems. Part II Ending 
    KONDRATIEV, G.; BALABANOV, A. (Institute of Mathematics and Computer Science, 1999)
    In this article some ideas of Hamilton mechanics and differential-algebraic Geometry are used to exact definition of the potential function (Bellman-Lyapunov function) in the optimal stabilization problem of smooth ...
  • Approximation procedures for data acquisition in testing systems 
    SECRIERU, N. (Institute of Mathematics and Computer Science, 1999)
    This paper deals with the results of spline approximation functions applied to periodical experimental data and its comparison with polynomial approximation functions. The experimental data processing methods based on ...
  • High level of synthesis parallel problem-oriented TS - coordinated digital computing systems 
    KONDRATIEV, V.; BAZHANOV, Y.; BALABANOV, A. (Institute of Mathematics and Computer Science, 1998)
    The development of parallel digital computing systems (DCS) is a main direction in development of architecture of the computers wich succeets the on change of traditional principles of machines designing of consecutive ...

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