Density matrix treatment of photodarkening kinetics in amorphous chalcogenide As₂S₃ thin filmsCHONG HOON KWAK; SANG SOO LEE.Applied optics. 1988, Vol 27, Num 14, pp 2858-2862, issn 0003-6935Article

Approximate analytic solution of photochromic and photorefractive gratings in photorefractive materialsCHONG HOON KWAK; SANG JO LEE.Optics communications. 2000, Vol 183, Num 5-6, pp 547-554, issn 0030-4018Article

Intensity dependent two-wave mixing at large modulation depth in photorefractive BaTiO₃ crystalCHONG HOON KWAK; SEO YEON PARK; EL-HANG LEE et al.Optics communications. 1995, Vol 115, Num 3-4, pp 315-322, issn 0030-4018Article

Optical properties of TE nonlinear waves in planar waveguides with two nonlinear bounding layersJONG-SOOL JEONG; CHONG HOON KWAK; EL-HANG LEE et al.Optics communications. 1995, Vol 116, Num 4-6, pp 351-357, issn 0030-4018Article

Nonlinear optical image processing in photoanisotropic amorphous As₂S₃ thin filmCHONG HOON KWAK; JONG TAE KIM; SANG SOO LEE et al.Applied optics. 1989, Vol 28, Num 4, pp 737-739, issn 0003-6935Article

Stretched exponential kinetics for photoinduced birefringence in azo dye doped PVA filmsHYE RI YANG; EUN JU KIM; SANG JO LEE et al.Optics communications. 2009, Vol 282, Num 9, pp 1902-1908, issn 0030-4018, 7 p.Article

Formation dynamics of Bragg phase gratings in photosensitive optical fibersCHONG HOON KWAK; KYONG HON KIM; JONG SOOL JEONG et al.IEEE photonics technology letters. 1994, Vol 6, Num 7, pp 836-838, issn 1041-1135Article

Two beam coupling gain enhancements in porphyrin:Zn-doped nematic liquid crystals by using grating translation technique with an applied dc fieldEUN JU KIM; HYE RI YANG; SANG JO LEE et al.Optics communications. 2010, Vol 283, Num 7, pp 1495-1499, issn 0030-4018, 5 p.Article

Dammann gratings for multispot array generation by using photoinduced anisotropic materialsCHONG HOON KWAK; SEO YEON PARK; HONG MAN KIM et al.Optics communications. 1992, Vol 88, Num 2-3, pp 249-257, issn 0030-4018Article