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Перегляд Физика и техника высоких давлений за назвою

Репозиторій DSpace/Manakin

Перегляд Физика и техника высоких давлений за назвою

Сортувати за: Порядок: Результатів:

  • IX Международная конференция «Высокие давления – 2006. Фундаментальные и прикладные аспекты» 
    Автор відсутній (Физика и техника высоких давлений, 2006)
    С 17 по 22 сентября 2006 г. в туристско-оздоровительном комплексе «Судак» АР Крым проходила ІХ Международная конференция «Высокие давления − 2006. Фундаментальные и прикладные аспекты». В конференции приняли участие около ...
  • Kinetic equations for the pseudospin model with barriers 
    Kovarskii, V.L. (Физика и техника высоких давлений, 2012)
    A new formalization of Glauber method is developed and applied to the pseudospin model with barriers. Kinetic equations are derived for this model and numeric solutions in simplest approximations are obtained. Relaxation ...
  • Magnetic susceptibility of HCP iron and seismic anisotropy of the Earth’s core 
    Grechnev, G.E.; Ahuja, R.; Eriksson, O. (Физика и техника высоких давлений, 2003)
    The seismic anisotropy of the Earth was proposed to be due to a preferred orientation of HCP iron crystals that constitutes the dominating element in the core. The suggested mechanism involves the anisotropy of the magnetic ...
  • Magnetovolume effect in Ce(Ni1−xCux)₅ alloys 
    Grechnev, G.E.; Logosha, A.V.; Panfilov, A.S.; Svechkarev, I.V.; Musil, O.; Svoboda, P. (Физика и техника высоких давлений, 2007)
    Magnetic susceptibility χ of the isostructural Ce(Ni1−xCux)₅ alloys (0 ≤ x ≤ 0.9) was studied as a function of the hydrostatic pressure up to 2 kbar at fixed temperatures of 77.3 and 300 K, using a pendulum-type magnetometer. ...
  • Mechanisms and model of structure formation in metals during severe deformation 
    Utyashev, F.Z.; Raab, G.I. (Физика и техника высоких давлений, 2006)
    It is established that extremely fine fragments and grains are formed when the value of the accumulated curvature in metals increases to the value equal to the maximum tensor density of dislocations. This is provided by ...
  • Microplasticity of subsurface layers of diamond-like semiconductors under microindentation 
    Nadtochiy, V.A.; Alyokhin, V.P.; Golodenko, M.M. (Физика и техника высоких давлений, 2005)
    Experimental confirmations of the influence of the free surface of a chip on processes of plastic deforming under indentation such as a decrease of the effective activation energy of dislocations with reduction of load on ...
  • Modeling of grain subdivision during severe plastic deformation by VPSC method combined with disclination analysis 
    Nazarov, A.A.; Enikeev, N.A.; Romanov, A.E.; Orlova, T.S.; Alexandrov, I.V.; Beyerlei, n I.J. (Физика и техника высоких давлений, 2005)
    Microstructure development during severe plastic deformation by simple shear is modeled using a combination of the visco-plastic self-consistent (VPSC) method and a disclination model. Strain incompatibilities between a ...
  • Nano- and submicrocrystalline steels processed by severe plastic deformation 
    Dobatkin, S.V. (Физика и техника высоких давлений, 2008)
    The aim of this paper is to consider the features of structure evolution during severe plastic deformation (SPD) of steels and its influence on mechanical properties. The investigations have been carried out mainly on ...
  • Nanocrystalline structure formation under severe plastic deformation and its influence on mechanical properties 
    Podrezov, Yu.M. (Физика и техника высоких давлений, 2005)
    Consideration is given to the distinction between nanocrystal strengthening and Hall−Petch grain size strengthening which varies linearly with d−1/2. The important role of grain boundary structure in the strengthening ...
  • Numerical analysis of the states of deformation and stress in the sealing elements 
    Petrović, D.; Čabarkapa, O.; Burzić, Z.; Stopic, S. (Физика и техника высоких давлений, 2012)
    The state of deformation and stress in the sealing elements is of high importance for the projecting of the sealing rings on the electronic covers in a plane. Modeling is required in order to predict the pressurization in ...
  • Perfect plasticity of metals under simple shear: geometrical approach 
    Beygelzimer, Y.; Lavrinenko, N. (Физика и техника высоких давлений, 2012)
    A mechanism of perfect plasticity is suggested that implies the phenomenon under study to be of ctitical nature. We consider that it is related to percolation transition in the net of grain boundaries and with nonlocal ...
  • Periodic changes in the state of a 4f metal compound under pressure 
    Voloshin, V.A.; Kuznetsova, V.V.; Shevtsova, T.N. (Физика и техника высоких давлений, 2010)
    The statement is proved that in the framework of experimentally achievable pressure the existing compounds containing rare-earths can be characterized as those belonging to one of the three states depending on distance ...
  • Power aspects of energy dissipation during plastic deformation in different stressed states. Part 
    Pashinskaya, E.G. (Физика и техника высоких давлений, 2006)
    Work of plastic deformation defined as the area under deformation curve plotted on the «load-absolute elongation» coordinates for tension and on the «torque-turning angle» coordinates for torsion has been considered. To ...
  • Pressure effect on electronic structure and magnetic properties of iron-based high Tс superconductors 
    Grechnev, G.E.; Desnenko, V.A.; Fedorchenko, A.V.; Panfilov, A.S.; Gnatchenko, S.L.; Zhuravleva, I.P.; Volkova, O.S.; Vasiliev, A.N.; Tsurkan, V.V. (Физика и техника высоких давлений, 2010)
    Pressure effects on electronic structure and magnetic properties of iron-based superconductors FeSe1−xTex (x ≃ 0, 0.5 and 1.0) and LaFeAsO are investigated. The superconducting transition was observed at TC ≃ 8, 13.6−14.2, ...
  • Pressure effect on electronic structure and magnetic properties of MB₆ and MB₁₂ borides 
    Grechnev, G.E.; Baranovskiy, A.E.; Logosha, A.V.; Panfilov, A.S.; Fil, V.D.; Ignatova, T.V.; Shitsevalova, N.Yu.; Eriksson, O. (Физика и техника высоких давлений, 2006)
    Theoretical and experimental studies of the pressure effect on electronic structure and magnetic properties of MB₆ and MB₁₂ borides are carried out to determine the electronic ground states and interactions responsible for ...
  • Pressure effect on magnetic properties of gadolinium in paramagnetic state 
    Panfilov, A.S.; Grechnev, G.E.; Logosha, A.V.; Zhuravleva, I.P. (Физика и техника высоких давлений, 2013)
    In this report we are mostly focused on refinement of the experimental dependence of the magnetic transition temperature TC on pressure under pure hydrostatic (gaseous) conditions. Unlike previously used methods, we employed ...
  • Pressure effect on magnetic susceptibility and exchange interactions in GdMx (x = 1, 2, 3, 5) systems 
    Grechnev, G.E.; Panfilov, A.S.; Baranovskiy, A.E.; Logosha, A.V.; Svechkarev, I.V. (Физика и техника высоких давлений, 2004)
    Effect of pressure on electronic structure and magnetic properties of GdMx (x = 1, 2, 3, 5) systems is studied experimentally and theoretically. By employing the ab initio electronic structure calculations, the magnetic ...
  • Pressure effects on electronic structure and magnetic properties of anisotropic metallic compounds 
    Grechnev, G.E.; Panfilov, A.S.; Fedorchenko, A.V.; Svechkarev, I.V.; FIlippov, V.B.; Lyashchenko, A.B.; Vasiliev, A.N. (Физика и техника высоких давлений, 2008)
    Pressure effects on electronic structure and magnetic properties of anisotropic metallic materials (CrB₂, FeGe₂, LaFeAsO) are investigated. Magnetic susceptibilities of CrB₂ and FeGe₂ compounds were studied under hydrostatic ...
  • Pressure effects on electronic structure and magnetic properties of the FeSe(Te) superconductors 
    Grechnev, G.E.; Panfilov, A.S.; Desnenko, V.A.; Fedorchenko, A.V.; Zhuravleva, I.P.; Gnatchenko, S.L.; Tsurkan, V.; Chareev, D.A.; Kozlyakova, E.S.; Volkova, O.S.; Vasiliev, A.N. (Физика и техника высоких давлений, 2012)
    The magnetic susceptibility χ of the FeSe and FeTe compounds, which form the simplest FeSe(Te) system of the novel iron-based superconductors, is studied in the normal state under hydrostatic pressure. A substantial positive ...
  • Pressure-induced structural transformations in Si:V and Si:V, Mn 
    Misiuk, A.; Barcz, A.; Chow, L.; Bak-Misiuk, J.; Romanowski, P.; Shalimov, A.; Wnuk, A.; Surma, B.; Vanfleet, R.; Prujszczyk, M. (Физика и техника высоких давлений, 2008)
    Semiconductors doped with magnetically active atoms are expected to find application in spintronics. Si samples implanted with Mn⁺ (Si:Mn) or with V⁺ (Si:V) can order magnetically after processing at high temperature (HT) ...

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