– KH Li, C Feng, and HW Choi Applied Physics Letters, vol. 104, 5, pp. 051107 (2014) A hexagonally close-packed microlens array has been integrated…
– YF Cheung, KH Li, RSY Hui, and HW Choi Applied Physics Letters, vol. 105, 7, pp. 071104 (2014) Photonic crystals, in the form of…
– KH Li, Q Zhang, and HW Choi Japanese Journal of Applied Physics, vol. 52, 8S, pp. 08JH08 (2013) The fabrication of hexagonally close-packed micro-lens…
– KH Li, KY Zang, SJ Chua, and HW Choi Applied Physics Letters, vol. 102, 18, pp. 181117 (2013) A photonic crystal has been embedded…
– KH Li, YF Cheung, Q Zhang, and HW Choi IEEE Photonics Technology Letters, vol. 25, 4, pp. 374-377 (2013) Vertical thin-film light-emitting diodes (LEDs)…
– YF Cheung, and HW Choi IEEE Transactions on Electron Devices, vol. 60, 1, pp. 333-338 (2013) A tightly integrated 3-D RGB light-emitting diode (LED)…
– Q Zhang, KH Li, and HW Choi IEEE Photonics Technology Letters, vol. 24, 18, pp. 1642-1645 (2012) The polarization behavior of light emission from…
– Q Zhang, KH Li, and HW Choi Applied Physics Letters, vol. 100, 6, pp. 061120 (2012) Close‐packed micro‐lenses with dimensions of the order of…
– KH Li, Z Ma, and HW Choi Applied Physics Letters, vol. 100, 14, pp. 141101 (2012) The fabrication of close-packed clover-shaped photonic crystal structure…
– L Zhu, ZT Ma, PT Lai, and HW Choii IEEE Transactions on Electron Devices, vol. 58, 2, pp. 490-494 (2011) An InGaN/GaN light-emitting diode (LED)…