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Richard Webb

The Center of Excellence Professorship in Experimental Nanoscale Physics and The John M. Palms Bicentennial Chair

Sumwalt 125
Physics and Astronomy
University of South Carolina
Columbia, South Carolina 29208
(803) 777-9987


  • Ph.D., University of California at San Diego (1973)
  • M.S., University of California at San Diego (1970)
  • B.A., University of California at Berkeley (1968)

Research Interests

Spin dynamics of spin valves and magnetorestive multilayers

Decoherence and high frequency properties of mesoscopic devices.

Development of coupled electron spins as Qbits for a quantum computer and measurements of entangled electron spin decoherence times.

Selected Publications

  • Yuanzhen Chen and Richard A. Webb, “Positive Current Correlations Associated with Super-Poissonian Shot Noise”, Physical Review Letters, 97, 066604 (2006).
  • Samir Garzon, Igor Zutic, and Richard A. Webb, “Temperature Dependent asymmetry of the nonlocal spin-injection resistance: evidence for spin non-conserving interface scattering” Phys. Rev. Let. 94, 176601 (2005).
  • P. Mohanty and R.A. Webb, “High Field Measurements of the Electron Decoherence Time in Metallic Nano Wires: Switching off the Magnetic Impurity Spins”, Phys. Rev. Lett. 91, 066604 (2003).
  • Pritiraj Mohanty and Richard A. Webb, “Anomalous Conductance Distribution in Quasi- One Dimension: Possible Violation of One-Parameter Scaling Hypothesis”, Phys. Rev. Lett. 88, 146601 (2002).
  • P. Mohanty, E.M.Q. Jariwala, and R.A. Webb, “Intrinsic Decoherence in Mesoscopic Systems”, Phys. Rev. Lett. 78, 3366-3369 (1997).