Widely Tunable InP-on-silicon Lasers based on the Micro-Transfer Printing of Double-Ridge Coupons. - Yang Liu; Ye Chen; Laurens Bogaert; Emadreza Soltanian; Evangelia Delli; Guy Lepage; Peter Verheyen; Joris Van Campenhout; Gunther Roelkens; Jing Zhang (OFC, 2025)