Author Affiliations

Haoyu Li,^a,c Yue Qi,^a Changliang Guo,^a John T. Sheridan,^a Pengbai Xu,^b Yongkang Dong,^b and Shu Jia^c

^aSchool of Electrical, Electronic and Communications Engineering, UCD Communications and Optoelectronic Research Centre, SFI-Strategic Research Cluster in Solar Energy Conversion, College of Engineering and Architecture, University College Dublin, Belfield, Dublin 4, Ireland.

^bNational Key Laboratory of Science and Technology on Tunable Laser, Harbin Institute of Technology, Harbin 150001, China

^cDepartment of Biomedical Engineering, Stony Brook University, SUNY Stony Brook, New York 11794, USA.