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Eurasian Physical Technical Journal: Recent submissions

  • Ozernoy, A.N.; Vereshchak, M.F.; Manakova, I.A.; Shokanov, A.K.; Rusakov, V.S.; Kadyrzhanov, K.K. (Ye.A.Buketov Karaganda State University Publishing house, 2014-06-11)
    Studies of structural and phase state of Be-Fe-Be three-layer system were conducted using Mössbauer spectroscopy method at 57Fe nuclei after krypton ions irradiation with energy of 280 keV and subsequent isochronous ...
  • Nasakina, E.O.; Kolmakov, A.G.; Sevostyanov, M.A.; Zabolotny, V.T.; Sergiyenko, K.V. (Ye.A.Buketov Karaganda State University Publishing house, 2014-06-11)
    Research of corrosion resistance of nanostructural nickel-titanium and his biomedical composite with Ta surface layer received by a method of physical vapor deposition is conducted. Samples were placed in mediums imitating ...
  • Ibraev, E.K.; Ibraeva, O.T.; Sakipov, K.E. (Publishing House of the KarSU named after E.A. Buketov, 2018-03-30)
    The article presents the results of a study of high-agglomeration unburned waste coal flotation with the development coal-mineral briquette. The technology is that the process of removing moisture is carried out without ...
  • Kazakbay, G.B.; Turalina, D.E. (Publishing House of the KarSU named after E.A. Buketov, 2018-03-30)
    In this paper the results of the research conducted with the aim to determine the effective version of hydro wheel blades of straight flow hydro turbine are presented. The increasing of energy efficiency of hydro turbine ...
  • Issakhanov, M.Zh.; Sakipova, Sh.E.; Alibek, N.; Dyusenbaev, Т.V. (Publishing House of the KarSU named after E.A. Buketov, 2018-03-30)
    The article discusses the results of development of energy efficient ventilation system of sheepfold. The scheme of the experimental energy-efficient ventilation system of sheepfold is given. The differential equations of ...
  • Komilov, O.S.; Sharipov, M.Z.; Tilloev, L.I.; Majidov, J.A. (Publishing House of the KarSU named after E.A. Buketov, 2018-03-30)
    An experimental production biogas plant based on solar heating has been designed and built. Its structural scheme and results of calculations of parameters of a biogas plant are given based on the statistical data of ...
  • Umirzakov, A.G.; Mereke, A.L.; Rakmetov, B.A.; Beisenov, R.E.; Muratov, D.A. (Publishing House of the KarSU named after E.A. Buketov, 2018-03-30)
    The work represents a simple fabrication method of a porous nickel anode for thin film solid oxide fuel cells. The porous nickel anode is fabricated using a metal/pore-former mixing method with different rations of powder ...
  • Astanov, S.Kh.; Kasimova, G.K. (Publishing House of the KarSU named after E.A. Buketov, 2018-03-30)
    The self-assembly of riboflavin molecules in aqueous and binary mixtures of solvents was studied by a spectroscopic method. It is shown that the self-assembly of vitamin B2 molecules occurs as a dipole-dipole and strong ...
  • Zhanabaev, Z.Zh.; Grevtseva, T.Yu.; Ikramova, S.B.; Filippov, N.V. (Publishing House of the KarSU named after E.A. Buketov, 2018-03-30)
    In the present work we suggest equations for the description of electrical conductivity of semiconductor quantum nanowires. By use of these equations we explain such features of their current-voltage characteristics as ...
  • Kupchishin, A.I.; Tlebaev, K.B. (Publishing House of the KarSU named after E.A. Buketov, 2018-03-30)
    X-ray diffraction studies of ultradisperse powder, ordered with the spiral structure of industrial (F-4) and modified polytetrafluoroethylene (PTFE) on different X-ray machines with different shooting conditions were ...
  • Ashurov, А.Е. (Publishing House of the KarSU named after E.A. Buketov, 2018-03-30)
    The results of simulation of the process of the disposal (post-mission disposal or disposal after failure as a result of emergency) of a spacecraft in quasi-geostationary orbit are given. The necessary impulses, fuel ...
  • Baktybekov, K.S. (Publishing House of the KarSU named after E.A. Buketov, 2018-03-30)
    There are some features in the research of the mechanisms of radiation exposure to solids, that complicate the understanding and quantitative description of such processes. First, the system "substance + radiation exposure" ...
  • Zhumaev, M.R.; Sharipov, M.Z.; Mirzhonova, N.N. (Publishing House of the KarSU named after E.A.Buketov, 2018-03-30)
    The effect of the fluctuation interaction of atoms forming a condensate on solitons of the Bose- Einstein condensation is considered. A short derivation of the Gross-Pitaevsky equation is given. The averaged Lagrangian of ...
  • Suprun, Tetiana (Ye.A.Buketov Karaganda State University Publishing house, 2017-12-21)
    The flow through blade channels in turbomachinery is unsteady due to wake from the blade rings placed upstream. The hesitating cylinder and squirrel cage are the most spread generators for modeling the unsteady flow with ...
  • Yershin, Sh.; Yershina, A.K.; Ydyryssova, A.А. (Ye.A.Buketov Karaganda State University Publishing house, 2017-12-21)
    The article is devoted to problems of modern wind energy. The technical characteristics and advantages of the two-rotor wind powers Bidarrieus have been described. The design concept and principle of operation of original ...
  • Toleuov, G.; Issatayev, M.S.; Seidulla, Zh.K. (Ye.A.Buketov Karaganda State University Publishing house, 2017-12-21)
    The studies of the heat transfer of a finite size streamlined surface were conducted. The experimental results of the investigation of the large-scale formations development in complex currents (body wake) are shown. The ...
  • Zageris, G.; Jakovics, A.; Geza, V. (Ye.A.Buketov Karaganda State University Publishing house, 2017-12-21)
    Gasification processes are of great interest due to their generation of renewable energy in the form of syngas from biodegradable waste. It is therefore important to study the factors that play a role in the efficiency of ...
  • Kumekov, S.E.; Saitova, N.K.; Syrgaliyev, E.O. (Ye.A.Buketov Karaganda State University Publishing house, 2017-12-21)
    Photoluminescent properties of the collagen modified by chrome complexes are investigated. The analysis of the spectra of a photoluminescence at excitation in ultra-violet area shows that intrinsic photoluminescence of ...
  • Komarov, A.I.; Senyut, V.T.; Komarova, V.I. (Ye.A.Buketov Karaganda State University Publishing house, 2017-12-21)
    The paper considers the results of a study of the structure, phase composition, and microhardness of a superhard composite material based on cubic boron nitride. The material under study was obtained from a hexagonal ...
  • Dikhanbayev, K.K.; Mussabek, G.K.; Sivakov, V.A.; Shabdan, E.; Bondarev, A.I. (Ye.A.Buketov Karaganda State University Publishing house, 2017-12-21)
    In this paper, we consider the temperature dependences of the electrical characteristics of a conducting and transparent ZnO: Al film obtained by two methods: thermal sputtering in vacuum and magnetron ion-plasma sputtering. ...

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