title: Engineering of high purity ultra-long optical needle field through reversing the electric dipole array radiation.
authors.affiliation: Electro-Optics Program, University of Dayton, 300 College Park, Dayton, Ohio 45469, USA.
authors.forename: Jiming
authors.initials: J
authors.lastname: Wang
authors.forename: Weibin
authors.initials: W
authors.lastname: Chen
authors.forename: Qiwen
authors.initials: Q
authors.lastname: Zhan