Patrick R. LeClair

Present Address
Department of Physics and Astronomy
University of Alabama
Box 870324 Tuscaloosa, Al 35487

Total publications (as of 1 Oct 2007): 32
Total known citations (as of 1 Oct 2007): 721

Manuscripts in progress

  1. P. LeClair, Introduction to Electromagnetism and Optics, supplemental/replacement text for Physics 102 at UA. Ten of 15 chapters complete and in use as a supplemental text in the fall 2007 semester.
  2. M. Pathak, H. Lee, P. Janssen, L. Wen, J.L. Weston, C. Alexander, P. LeClair, T. Mewes, Magnetic and structural properties of CoFeB trilayers

Submitted Manuscripts

  1. Zeenath R. Tadisina, Subhadra Gupta, Patrick LeClair, Tim Mewes, Thermal Stability of Synthetic Antiferromagnet and Hard Magnet Coupled Spin Valves, JVST-A
  2. H. Lee, L. Wen, M. Pathak, P. Janssen, P. LeClair, C. Alexander, C.K.A. Mewes, T. Mewes, Magnetization damping in amorphous and crystalline CoFeB trilayer structures, Appl. Phys. Lett.
  3. P. LeClair, Mike Wofsey, J. Kuykendall, and D. Whitcomb, A low-cost system for introducing students to circuits and electrical properties, Am. J. Phys. 

Published manuscripts

  1. P. Padhan, H.Z. Guo, P. LeClair, and A. Gupta, Dielectric relaxation and magnetodielectric response in epitaxial thin films of La2NiMnO6, Appl. Phys. Lett. 92, 022909 (2008)
  2. K.I. Lee, S.J. Joo, J.H. Lee, K. Rhie, Tae-Suk Kim, W.Y. Lee, K.H. Shin, B.C. Lee, P. LeClair, J.-S. Lee, and J.-H. Park, Kondo effect in magnetic tunnel junctions, Phys. Rev. Lett. 98, 107202 (2007)
  3. P. Padhan, P. LeClair, A. Gupta, K. Tsunekawa, and D.D. Djayaprawira, Frequency-dependent magnetoresistance and magnetocapacitance properties of magnetic tunnel junctions with MgO tunnel barrier, Appl. Phys. Lett. 90, 142105 (2007)
  4. W. Xu, G.J. Szulczewski, P. LeClair, I. Navarrete, R. Schad, G. Miao, H. Guo, and A. Gupta, Tunneling Magnetoresistance observed in La0.67Sr0.33MnO3/organic molecule/Co junctions, Appl. Phys. Lett. 90, 072506 (2007)
  5. N. Theodoropoulou, V. Misra, J. Philip, P. LeClair, G.P. Berera, J.S. Moodera, B. Satpati, and T. Som, High-temperature ferromagnetism in Zn1-xMnxO semiconductor thin films, J. Magn. Magn. Mater. 300, 407-411 (2006)
  6. J. Philip, A. Punnoose, B.I. Kim, K.M. Reddy, S. Layne, J.O. Holmes, B. Satpati, P.R. LeClair, T.S. Santos, and J.S. Moodera, Carrier-controlled ferromagnetism in transparent oxide semiconductors, Nature Materials 5, 298-304 (2006)
  7. G.X. Miao, P. LeClair, A. Gupta, G. Xiao, M. Varela, S. Pennycook, Magnetic tunnel junctions based on CrO2/SnO2 epitaxial bilayers, Appl. Phys. Lett. 89, 022511 (2006)
  8. P. LeClair, J.S. Moodera, J. Philip, D. Heiman, Coexistence of ferromagnetism and superconductivity in Ni/Bi bilayers, Phys. Rev. Lett. 94, 037006 (2005)
  9. P. LeClair, H.J.M. Swagten, J.S. Moodera, Spin polarized electron tunneling, in “Ultrathin Magnetic Structures III: Fundamentals of Nanomagnetism,” Eds. B. Heinrich and J.A.C. Bland, Springer, Berlin (2005) book chapter
  10. J. Philip, D. Wang, M. Muenzenberg, P. LeClair, B. Diouf, J.S. Moodera, and J.G. Lu, Fabrication and Characterization of ferromagnetic single electron Transistors, J. Magn. Magn. Mater, 272, 1949 (2004)
  11. P. LeClair and J.S. Moodera, Spin Electronics - a Quantum Leap, Nature Materials 2, 707 (2003) (News and Views section)
  12. H. Wieldraaijer, P. LeClair, J.T. Kohlhepp, H.J.M. Swagten, and W.J.M. de Jonge, Influence of electrode structure on magnetotransport in magnetic tunnel junctions, IEEE Trans. Magn. 38, 2727 (2002)
  13. H. Wieldraaijer, J.T. Kohlhepp, P. LeClair, K. Ha, W.J.M. de Jonge, Growth of Epitaxial bcc-Co(001) Electrodes for Magnetoresistive Devices, Phys. Rev. B, 67, 224430 (2003)
  14. E.Y. Tsymbal, O.N. Mryasov, P. LeClair, Spin-Dependent Tunneling in Magnetic Tunnel Junctions, J. of Phys: Cond. Matt., 15, R100 (2003) (review article)
  15. A.T. Filip, P. LeClair, C.J.P. Smits, J.T. Kohlhepp, H.J.M. Swagten, B. Koopmans, and W.J.M. de Jonge, Spin-injection device based on EuS magnetic tunnel barriers, Appl. Phys. Lett., 81, 1815 (2002)
  16. M. van Kampen, C. Josza, J.T. Kohlhepp, P. LeClair, L. Lagae, W.J.M. de Jonge, and B.  Koopmans, All-optical probe of coherent spin waves, Phys. Rev. Lett., 88, 227201 (2002)
  17. C.H. Kant, O. Kurnosikov, A.T. Filip, P. LeClair, H.J.M. Swagten, and W.J.M. de Jonge, Origin of spin-polarization decay in point-contact Andreev reflection, Phys. Rev. B, 66, 212403 (2002)
  18. P. LeClair, J.K. Ha, H.J.M. Swagten, C.H. van de Vin, J.T. Kohlhepp and W.J.M. de Jonge, Large magnetoresistance using spin filter injection, Appl. Phys. Lett. 80, 625 (2002)
  19. P. LeClair, J.T. Kohlhepp, C.H. van de Vin, H. Wieldraaijer, H.J.M. Swagten, and W.J.M. de Jonge, Band Structure and Density of States Effects in Co-Based Magnetic Tunnel Junctions, Phys. Rev. Lett., 88, 107201 (2002)
  20. J.T. Kohlhepp, P. LeClair, H.J.M. Swagten, and W.J.M. de Jonge. Interfacial Sensitivity and Zero-Bias Anomalies in Magnetic Tunnel Junctions, Phys. Stat. Sol., 189, 585 (2002, editor’s choice)
  21. P. LeClair, H. Wieldraaijer, B. Hoex, J.T. Kohlhepp, H.J.M. Swagten, and W.J.M. de Jonge. Sign reversal of spin polarization in Co/Ru/Al2O3/Co magnetic tunnel junctions, Phys. Rev. B. 64, 100406(R) (2001)
  22. O. Kurnosikov, F.C. de Nooij, P. LeClair, J.T. Kohlhepp, B. Koopmans, H.J.M. Swagten, and W.J.M. de Jonge. STM-induced reversible switching of local conductivity in thin Al2O3 films, Phys. Rev. B, 64, 153407 (2001)
  23. P. LeClair, J.T. Kohlhepp, H.J.M. Swagten, and W.J.M. de Jonge. Interfacial Density of States in Magnetic Tunnel Junctions, Phys. Rev. Lett. 86, 1066-1069 (2001)
  24. K. Knechten, P. LeClair, J.T. Kohlhepp, H.J.M. Swagten, B. Koopmans, and W.J.M. de Jonge. In situ time resolved studies of Al oxidation, J. Appl. Phys. 90, 1675-1677 (2001)
  25. A.H. Davis, J.M. MacLaren, and P. LeClair. Inherent Temperature Effects in Magnetic Tunnel Junctions, J. Appl. Phys. 89, 7567-7569 (2001)
  26. P. LeClair, H.J.M. Swagten, J.T. Kohlhepp, R.J.M. van de Veerdonk, and W.J.M. de Jonge. Apparent Spin Polarization Decay in Cu-Dusted Co-Al2O3-Co Tunnel Junctions, Phys. Rev. Lett. 84, 2933-2936 (2000)
  27. P. LeClair, G.P. Berera, J.S. Moodera. Titanium Nitride Thin Films Obtained by a Modified Physical Vapor Deposition Process, Thin Solid Films, 376, 9 (2000)
  28. P. LeClair, H.J.M. Swagten, J.T. Kohlhepp, and W.J.M. de Jonge. Tunnel Conductance as a Probe of Spin Polarization Decay in Cu Dusted Co-Al2O3-Co Tunnel Junctions, Appl. Phys. Lett. 76, 3783-3785 (2000)
  29. P. LeClair, J.T. Kohlhepp, H.J.M. Swagten, B. Koopmans, and W.J.M. de Jonge. Optical and in situ characterization of plasma oxidized Al for magnetic tunnel junctions, J. Appl. Phys. 87, 6073 (2000)
  30. J.S. Moodera, L.R. Kinder, J. Nowak, P. LeClair, and R. Meservey. Geometrically Enhanced Magnetoresistance in Ferromagnet-Insulator-Ferromagnet Tunnel-Junctions, Appl. Phys. Lett. 69, 708-710 (1996)
  31. P. LeClair, J.S. Moodera, and R. Meservey. Ferromagnetic-Ferromagnetic Tunneling and the Spin Filter Effect, J. Appl. Phys. 75, 6546-6518 (1994)

Patents

  1. Co-author, Tunnel junction device for storage and switching of signals, US Patent No. 5835314. Nov 10, 1998.
  2. Co-author, Geometrically enhanced magnetoresistance in trilayer tunnel junctions, World Patent No. WO 97/39488. Oct 23, 1997.