TY - RPRT TI - On-chip optical tweezers based on freeform optics AU - Yu, Shaoliang (ORCID:000000026072425X) AU - Lu, Jinsheng (ORCID:000000024923724X) AU - Ginis, Vincent (ORCID:0000000300639608) AU - Kheifets, Simon AU - Lim, Soon Wei Daniel (ORCID:0000000316896860) AU - Qiu, Min AU - Gu, Tian AU - Hu, Juejun AU - Capasso, Federico PY - 2021 DO - 10.1364/optica.418837 UR - https://www.osti.gov/biblio/1770628 ID - 1770628 ER -