Monolithic Integration of Metasurface with Photonic-Crystal Surface-Emitting Laser (PCSEL) for Beam Manipulation in Free Space Optical Communication. - Yun-Han Chang; Wen-Chien Miao; Fu-He Hsiao; Yuan-Zeng Lin; Yu-Heng Hong; Hao-Chung Kuo; Chi-Wai Chow (OFC, 2026)