title: Partitioning pixel of organic light-emitting devices with center-hollowed microlens-array films for efficiency enhancement.
authors.affiliation: Graduate Institute of Photonics and Optoelectronics and Department of Electrical Engineering, National Taiwan University, Taipei 10617, Taiwan.
authors.forename: Kuan-Yu
authors.initials: KY
authors.lastname: Chen
authors.forename: Yu-Ting
authors.initials: YT
authors.lastname: Hsiao
authors.forename: Hoang Yan
authors.initials: HY
authors.lastname: Lin
authors.forename: Mao-Kuo
authors.initials: MK
authors.lastname: Wei
authors.forename: Jiun-Haw
authors.initials: JH
authors.lastname: Lee