1. Efficiency improvements in AlGaN-based deep ultraviolet light-emitting diodes using inverted-V-shaped graded Al composition electron blocking layer. (December 2015) Authors: Fan, Xuancong; Sun, Huiqing; Li, Xuna; Sun, Hao; Zhang, Cheng; Zhang, Zhuding; Guo, Zhiyou Journal: Superlattices and microstructures Issue: Volume 88(2015) Page Start: 467 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗