Download Physics of spin in solids by Samed Halilov PDF

By Samed Halilov

Newest courses on spin-related phenomena concentrate on technological features of spin-dependent delivery, with emphasis at the particular wishes of spintronics. the current e-book pursuits relatively basic difficulties with regards to the physics of spin in solids, corresponding to: (1) manifestation of spin and orbital polarization in spectroscopy, together with valence and X-ray photoemission, magneto-optics, low-energy electron scattering at the floor; (2) software of recent equipment for interpretation and resolution of magnetic low-lying excitations within the bulk and at the floor; (3) fresh development in evaluate of alternative form of magnetic forces together with spin-orbit and alternate interplay, with next decision of anisotropy and spin-ordering constitution; (4) normal difficulties of spin-dependent delivery in semiconductors and metals, corresponding to current-caused torque influence on spins at interfaces and spin injection in quantum dot structures; (5) difficulties in knowing the spin-dependent developments in unconventional superconductors; (6) many-body difficulties in reliable kingdom physics and up to date development in overview of self-energy results; (7) fabrication of latest magnetic fabrics with pre-programmed homes in line with meeting from nano-particles, and so forth.

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The bias voltage V is chosen as the difference between volt- 28 Spin-dependent Tunnel Currents for Metals or Superconductors ages at the itinerant (Stoner) ferromagnet and CDW superconductor: V ≡ VFM − VCDWS . It is presumed that for H high enough to produce experimentally resolved splitting of the electron DOS peaks all domains inside the ferromagnet are completely aligned in the field direction [1]. e. the influence of the ferromagnet-insulator interface on the tunnel current is totally neglected.

The lateral dependence gives us the exchange force images we like to investigate. Our calculations are based on local-spin-density approximation to the density functional theory. One-electron scalar-relativistic Kohn-Sham equations are solved self-consistently by using full-potential linear augmented plane wave (FLAPW) method. The Kohn-Sham wavefunctions are expanded by the basis set with the energy cutoff of 15 Ry. The Brillouin zone integration is done by using two-dimensional uniform k-mesh including six k points in the irreducible zone.

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