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Перегляд Відділення фізики і астрономії за назвою

Репозиторій DSpace/Manakin

Перегляд Відділення фізики і астрономії за назвою

Сортувати за: Порядок: Результатів:

  • Urbach’s edge of glassy HgSe-GeSe₂ alloys: static disorder and temperature dependence of optical absorption 
    Bozhko, V.V.; Halyan, V.V.; Parasyuk, O.V. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2002)
    Results of investigations of spectral characteristics in the fundamental absorption range for the glass-like alloys HgSe - GeSe₂ are represented. To explain the phenomenon of anomaly growth of the static disorder, the model ...
  • Urbach’s rule peculiarities in structures with CdSxSe₁₋x nanocrystals 
    Kunets, V.P.; Kulish, N.R.; Kunets, Vas.P.; Lisitsa, M.P. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2002)
    We have found that the long wavelength fundamental absorption edge of CdSXSe₁-x nanocrystals grown in an oxide glass follows to the generalized Urbach rule that takes into account both the dynamic (phonon induced) and ...
  • Use of radiation from PC screen for non-destructive controlling the internal strains in transparent parts 
    Maslov, V.P.; Kachur, N.V. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2013)
    It is known that the most widely used method to control internal strains is the optical polarization method. However, the sources of polarized radiation are the most problem issue of this method. There are some difficulties ...
  • Use of the determined properties of a roughness of a surface in measurement of a geometrical form of object 
    Dzubenko, M.I.; Kolpakov, S.N.; Popov, I.V.; Pryyomko, A.A. (Физическая инженерия поверхности, 2013)
    Classification of surfaces as roughness is carried out. The roughness can have the determined, stochastic or chaotic character, depending on a method of their forming. In the work the problem of finding of normal vector ...
  • Using Alternative Aperture Geometry Horn Antennas in Wide-Band Multifrequency Measurements 
    Drobakhin, O.O.; Kondratyev, Y.V. (Радиофизика и радиоастрономия, 2002)
    Application of horn antennas in non-destructive testing by multifrequency reflectivity measurements has several advantages in comparison with simple antennas such as open-ended waveguide, in particular, higher gain and ...
  • Using ellipsometry methods for depth analyzing the optical disc data layer relief structures 
    Kravets, V.G.; Gorbov, I.V. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2008)
    We studied the relief depth of the data layer formed in a glass disk by ion beam etching process with using classical ellipsometry at the constant wavelength 632.8 nm for different angles of incidence. It was found that ...
  • Using ion beams for creation of nanostructures on the surface of high-stable materials 
    Gorbov, I.V.; Petrov, V.V.; Kryuchyn, A.A. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2007)
    Main ion-beam etching techniques for creation of nanostructures on the surface of high-stable materials have been considered. Methods of information recording in the form of nanostructure on the metallic substrate surface ...
  • Using non-organic resist based on As-S-Se chalcogenide glasses for combined optical/digital security devices 
    Kostyukevych, S.A.; Moskalenko, N.L.; Shepeliavyi, P.E.; Girnyk, V.I.; Tverdokhleb, I.V.; Ivanovsky, A.A. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2001)
    Modern holographic protective elements used as emblems against counterfeiting are being more complicated as they should oppress criminal world. 2D, 3D, 3D rainbow holograms or simple diffraction structures protecting ...
  • Using String Theory to Describe Monopole Scattering 
    Barrett, J.K. (Український фізичний журнал, 2010)
    We explain how it is possible to describe the scattering of magnetic monopoles using the D-branes of string theory. We use this description to calculate the energy radiated during monopole scattering.
  • Using THELI pipeline in order to reduce Abell 226 multi-band optical images 
    Joveini, R.; Sotoudeh, S.; Roozrokh, A.; Taheri, M. (Advances in Astronomy and Space Physics, 2013)
    In this paper we review THELI (Erben & Schrimer, 2005), an image processing pipeline developed to reduce multipointing optical images taken by mosaic CCD cameras. This pipeline works on raw images by removing several ...
  • UVR ПЗС-фотометрия звезд для пяти областей неба с инфракрасными двойниками радиоисточников 
    Харин, А.С.; Андрук, В.Н.; Барташюте, С.; Бутенко, Г.3.; Веденичева, И.П.; Переход, А.В.; Сергеев, А.В. (Кинематика и физика небесных тел, 2007)
  • UV-VUV synchrotron radiation spectroscopy of NiWO₄ 
    Kuzmin, A.; Pankratov, V.; Kalinko, A.; Kotlov, A.; Shirmane, L.; Popov, A.I. (Физика низких температур, 2016)
    Photoluminescence and excitation spectra of microcrystalline and nanocrystalline nickel tungstate (NiWO₄) were measured using UV-VUV synchrotron radiation source. The origin of the bands is interpreted using comparative ...
  • V407 Cyg and RS Oph - comparison of two exotic variables 
    Drozd, K.; Swierczynski, E.; Ragan, E.; Buil, C. (Advances in Astronomy and Space Physics, 2013)
    V407 Cygni and RS Ophiuchi are two similar but unique objects. It can be said that they each belong to an individual type of stars. During their quiet state they seem to be symbiotic stars. However, both stars have previously ...
  • V407 Cygni - nova like outburst in symbiotic system 
    Drozd, K.; Swierczynski, E.; Ragan, E. (Advances in Astronomy and Space Physics, 2012)
    We presented spectroscopic and photometric observations of V407 Cygni obtained during 2006-2011. Our data shows the different activity stages connected with the two components of this symbiotic binary system. Cool giant ...
  • Vacancy Formation Energy for the Charged and Neutral States of TlGaSe₂ Crystal 
    Ismayilova, N.A.; Orudzhev G.S. (Металлофизика и новейшие технологии, 2017)
    Electronic band structure and defect formation energy of TlGaSe₂ are studied using density functional method within the Local Density Approximation.
  • Vacuum method for creation of liquid crystal orienting microrelief 
    Kolomzarov, Yu.; Oleksenko, P.; Sorokin, V.; Tytarenko, P.; Zelinskyy, R. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2003)
    A mechanism for creation of microrelief surface anisotropy of amorphous films oxides materials which are obtained by oblique reactive cathode sputtering method is described. The influence of technological parameters of ...
  • Vacuum polarization in graphene with a topological defect 
    Sitenko, Yu.A.; Vlasii, N.D. (Физика низких температур, 2008)
    The influence of a topological defect in graphene on the ground state of electronic quasiparticle excitations is studied in the framework of the long-wavelength continuum model originating in the tightbinding approximation ...
  • Vadim Loktev's 70th birthday 
    Автор відсутній (Condensed Matter Physics, 2015)
    This year Vadim Loktev, a well-known scientist, prominent theoretical physicist, talented lecturer, organizer of scientific research and activity celebrates his 70th birthday.
  • Valence fluctuations in Sn(Pb)₂P₂S₆ ferroelectrics 
    Yevych, R.; Haborets, V.; Medulych, M.; Molnar, A.; Kohutych, A.; Dziaugys, A.; Banys, Ju.; Vysochanskii, Yu. (Физика низких температур, 2016)
    The valence fluctuations which are related to the charge disproportionation of phosphorous ions P⁴⁺+P⁴⁺→P³⁺+P⁺⁵ are the origin of ferroelectric and quantum paraelectric states in Sn(Pb)₂P₂S₆ semiconductors. They involve ...
  • Valentin Peschansky and puzzles of magnetotransport 
    Pudalov, V.M. (Физика низких температур, 2011)
    Starting from the 1950s, the Kharkov school of theoretical physics was one of the world leaders in the theory of metals. In particular, the research by V.G. Peschansky for many years was focused on studying the relationship ...

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