[1] Allen L, Beijersbergen M W, Spreeuw R J C, et al. Orbital angular momentum of light and the transformation of Laguerre-Gaussian laser modes[J]. Phys Rev A, 1992, 45(11):8185-8189.
[2] Terriza G M, Torres J P, Torner L. Management of the angular momentum of light:preparation of photons in multidimensional vector states of angular momentum[J]. Phys Rev Lett, 2001, 88(1):1-14.
[3] Paterson C. Atmospheric turbulence and orbital angular momentum of single photons for optical communication[J]. Phys Rev Lett, 2005, 94(15):477-481.
[4] Su T, Scott R P, Djordjevic S S, et al. Demonstration of free space coherent optical communication using integrated silicon photonic orbital angular momentum devices[J]. Opt Express, 2012, 20(9):9396-9402.
[5] Gibson G, Courtial J, Padgett M J. Free-space information transfer using light beams carrying orbital angular momentum[J]. Opt Express, 2004, 12(22):5448-5456.
[6] Bouchal Z, CelechovskR. Mixed vortex states of light as information carriers[J]. New Journal of Physics, 2004, 6(6):1-15.
[7] Vickers J, Burch M, Vyas R, et al. Phase and interference properties of optical vortex beams[J]. Journal of the Optical Society of America A Optics Image Science Vision, 2008, 25(3):823-827.
[8] Gelechovsky R, Bouchal Z. Generation of variable mixed vortex fields by a single static hologram[J]. Journal of Modern Optics, 2006, 53(4):473-480.
[9] Ke Xizheng, Guo Xinlong. Realization of optical phase information encode by using orbital angular momentum of light beam[J]. Chinese Journal of Quantum Electronics, 2015, 32(1):69-76. (in Chinese)
[10] Lv Hong, Ke Xizheng. Research on the beam with orbital angular momentum used in encoding and decoding of optical communication[J]. Acta Optica Sinica, 2009, 29(2):331-335. (in Chinese)
[11] Coullet P, Gil L, Rocca F. Optical vortices[J]. Opt Commun, 1989, 73(89):403-408.
[12] Yao A M, Padgett M J. Orbital angular momentum:Origins, behavior and applications[J]. Advances in Optics Photonics, 2011, 3(2):161-204.
[13] Ke Xizheng, Xu Junyu. Experimental study on interference and detection of vortex beams with orbital angular momentum[J]. Chinese Journal of Lasers, 2016, 43(9):192-197. (in Chinese)
[14] Curtis J E, Koss B A, Grier D G. Dynamic holographic optical tweezers[J]. Optics Communications, 2002, 207(1-6):169-175.
[15] Ohtake Y, Ando T, Fukuchi N, et al. Universal generation of higher-order multiringed Laguerre-Gaussian beams by using a spatial light modulator[J]. Optics Letters, 2007, 32(11):1411-1413.
[16] Sztul H I, Alfano R R. Double-slit interference with Laguerre-Gaussian beams[J]. Optics Letters, 2006, 31(7):999-1001.
[17] Mair A, Vaziri A, Weihs G, et al. Entanglement of the orbital angular momentum states of photons[J]. Nature, 2001, 412:313-316.
[18] Berkhout G C, Lavery M P, Courtial J, et al. Efficient sorting of orbital angular momentum states of light[J]. Phys Rev Lett, 2010, 105(15):153601.
[19] Yang Chunyong, Ding Liming, Hou Jin, et al. Simulation on measurement of topological charge for Laguerre-Gauss beams by multiplexing[J]. Laser Optoeletronics Progress, 2016,53(9):237-242. (in Chinese)
[20] Gibson G, Courtial J, Padgett M, et al. Free-space information transfer using light beams carrying orbital angular momentum[J]. Optics Express, 2004, 12(22):5448-5456.
[21] Courtial J, Robertson D A, Dholakia K, et al. Measurement of the rotational quency shift imparted to a rotating light beam possessing orbital angular[J]. Phys Rev Lett, 1998, 81(15):3217-3219.
[22] Anguita J A, Herreros J, Djordjevic I B. Coherent multimode OAM superpositions for multidimensional modulation[J]. IEEE Photonics Journal, 2014, 6(2):1-11.