Fiber-integrated generation of optical-bottle beams using microcavity-cascade optical tweezers for particle manipulationRemoveDingxuan Wang, Zhaoqi Ji, Chunlei Jiang, Peng Chen, Xu Liu, Wanjun Chen, Yuxin Zhu, Cun Zhao, Xiufang Wang, Yu Sun, Taiji Dong, Siying Song, and Heyuan WangPhys. Rev. A 113, 023501 (2026)