1. Solid-State Lighting
2. Nobelprize.org.(2014).The Nobel Prize in Physics 2014 was awarded jointly to Isamu Akasaki Hiroshi Amano and Shuji Nakamura for the invention of efficient blue light‐emitting diodes which has enabled bright and energy‐saving white light sources.https://www.nobelprize.org/prizes/physics/(accessed 15 May 2019).
3. A revolution in lighting
4. Electroluminescence in Organic Crystals
5. Recombination Radiation in Anthracene Crystals