title: Generation of phase conjugate waves in dichromated gelatin and related materials.
abstract: Evidence is reported, we believe for the first time, on the generation of phase conjugate waves in dichromated gelatin, methylene blue doped gelatin, and methylene blue doped dichromated gelatin.
authors.forename: G M
authors.initials: GM
authors.lastname: Naik
authors.forename: S V
authors.initials: SV
authors.lastname: Pappu