Microparticle collection for water purification based on laser-induced convection
Liu Zhi-Hai, Lei Jiao-Jie, Zhang Yu †, Zhang Ya-Xun, Yang Xing-Hua, Zhang Jian-Zhong, Yang Yun, Yuan Li-Bo
       

(color online) (a) Non-adiabatic tapered optical fiber tip, (b) laser leakage from the non-adiabatic tapered fiber tip, and (c) non-adiabatic tapered optical fiber tip with gold coating.