David Johnston

Professor - Iowa State University
Senior Physicist - Ames Laboratory - USDOE

A209 Zaffarano Hall
Iowa State University
Ames, IA 50011-3020

Phone: (515) 294-5435
Fax: (515) 294-0689
johnston@ameslab.gov


Education

  • Ph.D., Physics, University of California, San Diego, 1975
  • B.A., Physics, University of California, Santa Barbara, 1969

Honors and Awards

  • 2007 Divisional Associate Editor, Physical Review Letters
  • 2007 Nominated "Outstanding Faculty Member", Interfraternity Council, Iowa State University, for being "a professor that excels in relating to their students while teaching effectively"
  • 2004 Designated a "Highly Cited Researcher" for 1981-1999 inclusive by the Institute for Scientific Information
  • 2000 Listed as one of the Institute for Scientific Information's "1120 Most Cited Physicists, (1981-June 1997)"
  • 2000 Distinguished Professor of Liberal Arts and Sciences, Iowa State University
  • 1997 Iowa State University Foundation Award for Outstanding Achievement in Research
  • 1995-98 Divisional Associate Editor, Physical Review Letters
  • 1995 Co-recipient, Annual Award for Outstanding Scientific Accomplishment in Solid State Physics, U.S. Department of Energy, "Investigation of Single Crystal RNi2B2C Magnetic Superconductors"
  • 1993 Chair, 1993 Gordon Research Conference on Superconductivity, Oxnard, CA, January 4-8, 1993
  • 1991 Japanese Government Research Award for Foreign Specialists
  • 1988 Elected Fellow of the American Physical Society
  • 1969-71 National Science Foundation Trainee, Department of Physics, University of California, San Diego
  • 1969 Graduation from University of California, Santa Barbara "With Highest Honors"
  • 1967-69 Regents' Scholar, University of California, Santa Barbara
  • 1967 Elected to Phi Beta Kappa

Professional Appointments

  • 2000- Distinguished Professor of Liberal Arts and Sciences, Iowa State University
  • June 1998-Sept 1999 Visiting Scientist, Max-Planck-Institut für Festkörperforschung, Stuttgart, Germany
  • Summer, 1991 Visiting Scientist, National Research Institute for Metals, Tokyo, Japan
  • 1987-2000 Professor, Department of Physics and Astronomy, Iowa State University
    • Senior Physicist, Ames Laboratory USDOE
  • 1978-87 Scientific Staff, Corporate Research Laboratories Exxon Research and Engineering Company, Annandale, New Jersey
  • 1975-78 Assistant Research Physicist, Institute for Pure and Applied Physical Sciences, University of California, San Diego
  • 1969-75 Research Assistant, Department of Physics, University of California, San Diego
  • 1968, 1969 Summers Researcher, Ford Scientific Laboratory, Dearborn, Michigan

Processional Society Service/Activities

  • 1995-1998 and 2007-present: Divisional Associate Editor, Physical Review Letters

    • 110 invited talks. Most recent:
  • "Recent Results on LiV2O4 and Related Materials", 2nd Workshop on Novel Electronic Materials, University of Kentucky, Lexington, KY, May 15-17, 2008.
  • "Heavy Fermion Behaviors in LiV2O4", Gordon Research Conference on Correlated Electron Systems, Biddeford, Maine, June 8-13, 2008.

    • 1993: Chair, Gordon Research Conference on Superconductivity, Oxnard, California, 4-8 January 1993

Research Interests

    Synthesis and study of the thermal, transport and magnetic properties of high temperature superconductors, low-dimensional magnetic insulators, d-electron heavy fermion compounds, and other materials.

Selected Publications

    Ten Publications (of about 270 total)
  • "Superconducting and Normal State Properties of the Layered Boride OsB2", Y. Singh, A. Niazi, M. D. Vannette, R. Prozorov, and D. C. Johnston, Phys. Rev. B 76, 214510 (2007); 15 pages.
  • "Crystallography, Magnetic Susceptibility, Heat Capacity, and Electrical Resistivity of Heavy Fermion LiV2O4 Single Crystals Grown Using a Self-Flux Technique", S. Das, X. Zong, A. Niazi, A. Ellern, J. Q. Yan, and D. C. Johnston, Phys. Rev. B 76, 054418 (2007); 6 pages.
  • "Dynamics of Magnetic Defects in Heavy Fermion LiV2O4 from Stretched Exponential 7Li NMR Relaxation", D. C. Johnston, S.-H. Baek, X. Zong, F. Borsa, J. Schmalian, and S. Kondo, Phys. Rev. Lett. 95, 176408 (2005); 4 pages.
  • "LiV2O4: A Heavy Fermion Transition Metal Oxide", S. Kondo, D. C. Johnston, C. A. Swenson, F. Borsa, A. V. Mahajan, L. L. Miller, T. Gu, A. I. Goldman, M. B. Maple, D. A. Gajewski, E. J. Freeman, N. R. Dilley, R. P. Dickey, J. Merrin, K. Kojima, G. M. Luke, Y. J. Uemura, O. Chmaissem, and J. D. Jorgensen, Phys. Rev. Lett. 78, 3729-3732 (1997).
  • "Normal-State Magnetic Properties of Single-Layer Cuprate High-Temperature Superconductors and Related Materials", D. C. Johnston, in Handbook of Magnetic Materials, Vol. 10, edited by K.H.J.Buschow, Ch. 1 (Elsevier, Amsterdam 1997), pp. 1-237; a review with 120 figures and 733 references.
  • "Phase Separation and Finite Size Scaling in La2-xSrxCuO4+y [0 ≤ (x,y) ≤ 0.03]", J. H. Cho, F. C. Chou, and D. C. Johnston, Phys. Rev. Lett. 70, 222-225 (1993).
  • "Synthesis, Structure, and Properties of Sr2CuO2Cl2," L. L. Miller, X. L. Wang, S. X. Wang, C. Stassis, D. C. Johnston, J. Faber, Jr., and C.-K. Loong, Phys. Rev. B 41, 1921╨1925 (1990).
  • "Antiferromagnetism in La2CuO4-y," D. Vaknin, S. K. Sinha, D. E. Moncton, D. C. Johnston, J. M. Newsam, C. R. Safinya, and H. E. King, Jr., Phys. Rev. Lett. 58, 2802-2805 (1987).
  • "Observation of New Cointercalation Compounds in the System Na1/3(H2O)yTaS2 (0 ≤ y ≤ 2) from Powder X-Ray Diffraction Measurements," D. C. Johnston, J. Less-Common Metals 84, 327-347 (1982).
  • "Superconducting and Normal State Properties of Li1+xTi2-xO4 Spinel Compounds. Preparation, Crystallography, Superconducting Properties, Electrical Resistivity, Dielectric Behavior, Magnetic Susceptibility," D. C. Johnston, J. Low Temp. Phys. 25, 145-175 (1976).