Research of the use of silver nanowires as a current spreading layer on vertical-cavity surface-emitting lasers

Guo Xia^{1, †,}, Shi Lei², Li Chong^{1, ‡,}, Dong Jian², Liu Bai², Hu Shuai², He Yan²

Schematic cross sections of VCSELs with the illustration of the current flow in the devices: (a) VCSELs without AgNW film on the top surface, (b) VCSELs with AgNW film on the top surface. The current flow in the VCSELs with AgNW film on the top surface is more uniform.