Richard Zallen
Professor Emeritus
Ph.D.: Harvard
Robeson 303A
FAX: (540)-231-7511

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Physics of Amorphous Solids

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Experimental condensed-matter physics
  • Optical properties of solids/
  • Pressure effects
  • Percolation theory
  • Amorphous solids
  • Semiconductors
  • Layered (2d-network) crystals
  • Cell patterns in morphogenesis
  • Luminescence and the Hound of the Baskervilles
Selected Publications
  • "Brookite-rich Titania Films made by Pulsed Laser Deposition", M.P. Moret, R. Zallen, D.P. Vijay, and S.B. Desu, Thin Solid Films 366, 8 (2000).  PDF.
  • "Infrared Studies of Hole-Plasmon Excitations in Heavily-Doped p-type MBE-grown GaAs:C", W. Songprakob, R. Zallen,  W.K. Liu, and K.L. Bacher, Phys. Rev. B 62, 4501 (2000). PDF.
  • "The Sixteen-Percent Solution: Critical Volume Fraction for Percolation", R. Zallen, in Phase Transitions and Self-Organization in Electronic and Molecular Networks, edited by M.F. Thorpe and J.C. Phillips (Kluwer/Plenum, 2001), p. 37. PDF.
  • "Intervalenceband and plasmon optical absorption in heavily doped GaAs:C", W. Songprakob, R. Zallen, D.V. Tsu, and W.K. Liu, J. Appl. Phys. 91, 171 (2002). PDF.
  • "Percolation study of defect tolerance in missing-crossbar networks", M.P. Zwolak, R. Zallen, and M. Di Ventra, Solid State Communications 124, 167 (2002). PDF.
  • "Cell-pattern disordering during convergent extension in Drosophila", J.A. Zallen and R. Zallen, J. Phys.: Condensed Matter 16, S5073 (2004). PDF.
  • "The optical absorption edge of brookite TiO2", R. Zallen and M.P. Moret, Solid State Communications 137, 154 (2006). PDF.
  • "Bond paths and van der Waals interactions in Orpiment, As2S3", G.V. Gibbs, A.F. Wallace, R. Zallen, R.T. Downs, N.L. Ross, D.F. Cox, and K.M. Rosso, J. Phys. Chem. A 114, 6550 (2010). PDF.
  • "Jan Tauc, a biographical memoir of the National Academy of Sciences", by Manuel Cardona, Sidney Nagel, Richard Zallen, and Karel Zaveta, NAS (2011). PDF.