[1] M. Padgett, R. Bowman. Tweezers with a twist. Nat. Photonics, 5, 343-348(2011).
[9] J. E. Curtis, D. G. Grier. Modulated optical vortices. Opt. Lett., 28, 872-874(2003).
[18] M. Krenn et al. Twisted light transmission over 143 km. Proc. Natl. Acad. Sci. U. S. A., 113, 13648-13653(2016).
[24] P. Fischer et al. The dark spots of Arago. Opt. Express, 15, 11860-11873(2007).
[30] F. Pedaci et al. Excitable particles in an optical torque wrench. Nat. Phys., 7, 259-264(2011).