| Waveguides, resonators and their coupled elements in photonic crystal slabs M Notomi, A Shinya, S Mitsugi, E Kuramochi, HY Ryu Optics express 12 (8), 1551-1561, 2004 | 549 | 2004 |
| Semiconductor optoelectronic device and method of fabricating the same J Son, HY Ryu, T Sakong, H Paek, S Lee US Patent 7,724,795, 2010 | 275 | 2010 |
| Rate equation analysis of efficiency droop in InGaN light-emitting diodes HY Ryu, HS Kim, JI Shim Applied Physics Letters 95 (8), 2009 | 245 | 2009 |
| Very-low-threshold photonic band-edge lasers from free-standing triangular photonic crystal slabs HY Ryu, SH Kwon, YJ Lee, YH Lee, JS Kim Applied physics letters 80 (19), 3476-3478, 2002 | 237 | 2002 |
| Investigation of light extraction efficiency in AlGaN deep-ultraviolet light-emitting diodes HY Ryu, IG Choi, HS Choi, JI Shim Applied Physics Express 6 (6), 062101, 2013 | 230 | 2013 |
| High-quality-factor and small-mode-volume hexapole modes in photonic-crystal-slab nanocavities HY Ryu, M Notomi, YH Lee Applied physics letters 83 (21), 4294-4296, 2003 | 208 | 2003 |
| Characteristics of modified single-defect two-dimensional photonic crystal lasers HG Park, JK Hwang, J Huh, HY Ryu, SH Kim, JS Kim, YH Lee IEEE Journal of quantum electronics 38 (10), 1353-1365, 2002 | 204 | 2002 |
| Square-lattice photonic band-gap single-cell laser operating in the lowest-order whispering gallery mode HY Ryu, SH Kim, HG Park, JK Hwang, YH Lee, JS Kim Applied physics letters 80 (21), 3883-3885, 2002 | 192 | 2002 |
| Room-temperature triangular-lattice two-dimensional photonic band gap lasers operating at 1.54 μm JK Hwang, HY Ryu, DS Song, IY Han, HW Song, HK Park, YH Lee, ... Applied Physics Letters 76 (21), 2982-2984, 2000 | 180 | 2000 |
| Nondegenerate monopole-mode two-dimensional photonic band gap laser HG Park, JK Hwang, J Huh, HY Ryu, YH Lee, JS Kim Applied Physics Letters 79 (19), 3032-3034, 2001 | 167 | 2001 |
| Two-dimensional photonic crystal hexagonal waveguide ring laser SH Kim, HY Ryu, HG Park, GH Kim, YS Choi, YH Lee, JS Kim Applied Physics Letters 81 (14), 2499-2501, 2002 | 142 | 2002 |
| Photonic bandedge lasers in two-dimensional square-lattice photonic crystal slabs SH Kwon, HY Ryu, GH Kim, YH Lee, SB Kim Applied Physics Letters 83 (19), 3870-3872, 2003 | 136 | 2003 |
| Spontaneous emission rate of an electric dipole in a general microcavity JK Hwang, HY Ryu, YH Lee physical review B 60 (7), 4688, 1999 | 131 | 1999 |
| Analysis of efficiency droop in nitride light-emitting diodes by the reduced effective volume of InGaN active material HY Ryu, DS Shin, JI Shim Applied Physics Letters 100 (13), 2012 | 129 | 2012 |
| Continuous room-temperature operation of optically pumped two-dimensional photonic crystal lasers at 1.6 μm JK Hwang, HY Ryu, DS Song, IY Han, HK Park, DH Jang, YH Lee IEEE Photonics Technology Letters 12 (10), 1295-1297, 2000 | 126 | 2000 |
| Effect of current spreading on the efficiency droop of InGaN light-emitting diodes HY Ryu, JI Shim Optics Express 19 (4), 2886-2894, 2011 | 125 | 2011 |
| Characteristics of GaN‐based laser diodes for post‐DVD applications OH Nam, KH Ha, JS Kwak, SN Lee, KK Choi, TH Chang, SH Chae, ... physica status solidi (a) 201 (12), 2717-2720, 2004 | 118 | 2004 |
| Two-dimensional photonic crystal semiconductor lasers: computational design, fabrication, and characterization HY Ryu, HG Park, YH Lee IEEE Journal of selected topics in quantum electronics 8 (4), 891-908, 2002 | 118 | 2002 |
| Measurement of junction temperature in GaN-based laser diodes using voltage-temperature characteristics HY Ryu, KH Ha, JH Chae, OH Nam, YJ Park Applied physics letters 87 (9), 2005 | 111 | 2005 |
| Over 30-fold enhancement of light extraction from free-standing photonic crystal slabs with InGaAs quantum dots at low temperature HY Ryu, YH Lee, RL Sellin, D Bimberg Applied Physics Letters 79 (22), 3573-3575, 2001 | 102 | 2001 |
