N-ZnO nanorod arrays/p-GaN light-emitting diodes with graphene transparent electrode Chen, Diyan ; Chen, Shanshan ; Yue, Shilu ; Lu, Bin ; Pan, Xinhua ; He, Haiping ; Ye, Zhizhen Abstract Publication: Journal of Luminescence Pub Date: December 2019 DOI: 10.1016/j.jlumin.2019.116719 Bibcode: 2019JLum..216k6719C