Villagrana, Robert E.

Combined from CaltechAUTHORS

• Lewis, Alan L. and Villagrana, Robert E. (1972) Perturbation Treatment of High-Energy-Electron Diffraction from Imperfect Crystals; Physical Review B; Vol. 6; No. 12; 4382-4392; 10.1103/PhysRevB.6.4382
• Horgen, H. M. and Villagrana, R. E., el al. (1970) Computer Enhancement of High Resolution Electron Micrographs Containing Weak Periodic Information
• Horgen, H. M. and Villagrana, R. E., el al. (1969) Computer Enhancement of Weak-Beam Images