2011-12-19 | Active Q-switching in an erbium-doped fiber laser using an ultrafast silicon-based variable optical attenuator | Chang, You Min; Lee, Junsu; Jhon, Young Min; Lee, Ju Han |
2011-11 | Combined effect of pump excited state absorption and pair-induced quenching on the gain and noise figure in bismuth oxide-based Er3+-doped fiber amplifiers | Jung, Minwan; Chang, You Min; Jhon, Young Min; Lee, Ju Han |
2012-06-01 | Experimental investigation on a Q-switched, mode-locked fiber laser based on the combination of active mode locking and passive Q switching | Lee, Junsu; Koo, Joonhoi; Chang, You Min; Debnath, Pulak; Song, Yong-Won; Lee, Ju Han |
2007-08-01 | Fully reconfigurable photonic microwave transversal filter based on digital micromirror device and continuous supercontinuum source | Lee, Ju Han; Chang, You Min; Han, Young-Geun; Lee, Sang Bae; Chung, Hae Yang |
2010-11-22 | Multilayered graphene efficiently formed by mechanical exfoliation for nonlinear saturable absorbers in fiber mode-locked lasers | Chang, You Min; Kim, Hyungseok; Lee, Ju Han; Song, Yong-Won |
2011-02-15 | Performance limitation of chirped-fiber-Bragg-grating-based photonic microwave notch filter due to group delay and reflectivity ripples | Chang, You Min; Jeong, Woo Jin; Lee, Kwanil; Lee, Ju Han |
2012-07-20 | Q-switched mode-locking of an erbium-doped fiber laser using cavity modulation frequency detuning | Chang, You Min; Lee, Junsu; Jhon, Young Min; Lee, Ju Han |
2012-06-08 | Ultrafast optical nonlinearity of multi-layered graphene synthesized by the interface growth process | Kim, Won-Jun; Chang, You Min; Lee, Junsu; Kang, Dongseok; Lee, Ju Han; Song, Yong-Won |