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William Pratt

Professor Emeritus
Condensed Matter Physics - Experimental
Biomedical-Physical Sciences Bldg.
567 Wilson Rd., Room 4269
(517) 884-5652



1967: Ph.D., University of Minnesota
1965: M.S., University of Minnesota
1961: B.A., Amherst College

Selected Publications

Observation of Spin-Triplet Superconductivity in Co-based Josephson Junctions, (Trupti S. Khaire, Mazin A. Khasawneh, W. P. Pratt, Jr., and Norman O. Birge), Phys. Rev. Lett. 104, 137002 (2010).

Spin-Diffusion Lengths in Metals and Alloys, and Spin-Flipping at Metal/Metal Interfaces: an Experimentalist’s Critical Review, (J. Bass and W.P. Pratt Jr.), J. Phys. Cond. Matt. 19, 183201 (2007).

Detecting domain wall trapping and motion at a constriction in narrow ferromagnetic wires using perpendicular-current giant magnetoresistance, A.J. Zambano and W.P. Pratt Jr., Appl. Phys. Lett. 85, 1562 (2004).

Controlled Normal and Inverse Magnetoresistance and Current-Driven Magnetization Switching in Magnetic Nanopillars, M. AlHajDarwish, H. Kurt, S. Urazhdin, A. Fert, R. Loloee, W.P. Pratt Jr., and J. Bass, Phys. Rev. Lett. 93, 157203 (2004).

Current-Driven Magnetic Excitations in Permalloy-Based Multilayer Nanopillars, S. Urazhdin, N.O. Birge, W.P. Pratt Jr., and J. Bass, Phys. Rev. Lett. 91, 146803 (2003).

Direct measurement of quasiparticle evanescent waves in a dirty superconductor, J.Y. Gu, A. Caballero, R.D. Slater, R. Loloee and W.P. Pratt, Jr., Phys. Rev. B Rapid Comm. 66, 140507 (2002).

Current Perpendicular (CPP) Magnetoresistance in Magnetic Metallic Multilayers, (J. Bass and W.P. Pratt Jr.), J. Magn. Magn. Mat. 200, 274 (1999)

Perpendicular Giant Magnetoresistances of Ag/Co Multilayers, (W.P. Pratt Jr., S.-F. Lee, J. M. Slaughter, R. Loloee, P.A. Schroeder, and J. Bass), Phys. Rev. Lett. 66, 3060 (1991)

Professional Activities & Interests / Biographical Information

Topics in Experimental Condensed Matter Physics such as:

  • Electronic Transport in Metals at Low and Ultralow Temperatures
  • Giant Magnetoresistance in Magnetic Multilayers with Current Perpendicular to the Plane of the layers (CPP-MR)
  • Spin-torque Studies of Nanometer-Scale Magnetic Structures
  • Spin-Triplet Superconductivity in Superconductor/Ferromagnet Systems

Professor Pratt enjoys his retirement from a residence in Colorado.