First-Principles Calculation of Spin Transport in Magnetic Nanowire Using Green's Function Method with Localized Basis Set

Abstract

We report ab-initio calculations of the spin-dependent transport and magnetoresistance of Ni atom wires. The electronic states are calculated using a numerical pseudo atomic orbital basis set in the frame work of the density functional theory, and the conductance is calculated using the Green's function method. We show a magnetoresistance of 250%, which is explained by the scattering of d orbital channels.

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Document Details

Document Type
Technical Report
Publication Date
Jan 01, 2006
Accession Number
ADA464516

Entities

People

  • Kenji Hirose
  • Nobuhiko Kobayashi
  • Taisuke Ozaki

Organizations

  • National Institute of Advanced Industrial Science and Technology

Tags

Communities of Interest

  • Advanced Electronics
  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Atomic Orbitals
  • Atoms
  • Computational Science
  • Density Functional Theory
  • Domain Walls
  • Electronic States
  • First Principles Calculations
  • Magnetic Materials
  • Materials
  • Materials Laboratories
  • Nanomaterials
  • Nanostructures
  • Nanotechnology
  • Nanowires
  • Scattering
  • Transport Properties
  • Transport Ships

Fields of Study

  • Physics

Readers

  • Calculus or Mathematical Analysis
  • Quantum Dot Semiconductor Device Photonics and Graphene Optoelectronic Materials and THz Physics.
  • Quantum spin resonance or Electron Paramagnetic Resonance spectroscopy.

Technology Areas

  • Microelectronics
  • Microelectronics - Graphene
  • Space