Trapping dielectric Rayleigh particles with tightly focused pin-like vortex beam Musheng Chen, Pinghui Wu, Yongxi Zeng, Shunda Lin and Yanzhong Yu Eur. Phys. J. D, 76 2 (2022) 20 Published online: 04 February 2022 DOI: 10.1140/epjd/s10053-021-00320-3