title: Voltage-assisted photoaligning effect of an azo dye doped in a liquid crystal with negative dielectric anisotropy.
authors.affiliation: Department of Physics, Chung Yuan Christian University, Chung-Li, Taiwan.
authors.forename: Kuang-Yu
authors.initials: KY
authors.lastname: Yang
authors.forename: Wei
authors.initials: W
authors.lastname: Lee