Spintronics Materials and Phenomena

In order to develop spintronics technology, it is first necessary to fully explore potential materials and their properties; by obtaining a thorough understanding of spintronic phenomena we can effective utilize them to create spin-engineered materials and working devices.

• Oxides
  • LSMO
  • STO
  • SRO
  • Magnetite
  • NiO/CoO/MnO
  • MgO
• Soft Magnetic Materials
• Magnetic Tunnel Junctions -- material aspects
  • Giant tunneling spin polarization
  • Kondo assisted tunneling
  • IETS
• Carbon-based Materials

Magnetization Dynamics

Key to developing advanced spintronic technology is understanding and harnessing the dynamics of magnetization; in particular precise control of domain formation and domain wall motion will be critical to successfully developing concepts like the "Racetrack" memory project

• Domain Wall (DW) Dynamics
  • Current induced DW motion along nanowires
    • DW velocity
    • Oscillatory depinning of DWs
    • Resonant amplification of DW motion
  • Field induced DW motion along nanowires
    • Precessional motion
  • Current induced vortex motion
• Spin Momentum Transfer
  • Co-Gd
• Toggle Mode Switching

Spintronics Devices

Racetrack Memory, Spin Injectors, Magnetic Tunnel Transistors, and a host of more exotic spintronic designs take us beyond the realm of the simple GMR spinvalve.

• Racetrack Memory Project
• Spin Polarized Current Injectors
• Magnetic Tunnel Junctions -- device aspects
  • Magnetic Random Access Memory (MRAM)
  • Field Sensors
• Magnetic Logic

Advanced Instrumentation

• PLD-TEON MultiMode Deposition System
• Automated Sputter Deposition Systems
• Current in Plane Tunneling Measurement
• Kerr Microscopy
• Nanodevice Fabrication

SpinAps Research Projects

Spintronic Materials and Devices Magnetization Dynamics Spintronic Devices Advanced Instrumentation