1. Heavily Yb-doped phosphate large-mode area all-solid photonic crystal fiber operating at 990 nm. (12th June 2015) Authors: Wang, Longfei; He, Dongbing; Feng, Suya; Yu, Chunlei; Hu, Lili; Qiu, Jianrong; Chen, Danping Journal: Laser physics letters Issue: Volume 12:Number 7(2015:Jul.) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗