Recovery of Laser-Diode Coherence Length by a Photorefractive Double Phase-Conjugate Mirror Onodera, Ribun ; Ishii, Yukihiro ; Spirin, Vasilii V. ; Kamshilin, Alexei A. ; Jaaskelainen, Timo Abstract Publication: Optical Review Pub Date: March 1998 DOI: 10.1007/s10043-998-0105-x Bibcode: 1998OptRv...5..105O