Yuan Qiang, Zhao Wen-Xuan, Ma Rui, Zhang Chen, Zhao Wei, Wang Shuang, Feng Xiao-Qiang, Wang Kai-Ge, Bai Jin-Tao. Sub-diffraction-limit spatially structured light pattern based on polarized beam phase modulationJ. Acta Physica Sinica, 2017, 66(11): 110201. DOI: 10.7498/aps.66.110201