Project supported by the National Natural Science Foundation of China(Grant Nos.61204006 and 61574108);the Fundamental Research Funds for the Central Universities,China(Grant No.7214570101)
High indium semipolar(1122) and polar(0001) In Ga N layers each with a thickness of about 100 nm are realized simultaneously on sapphire substrates by pulsed metal organic chemical vapor deposition(MOCVD). The m...
Project supported by the National Science and Technology Major Project of the Ministry of Science and Technology of China(Grant Nos.2011ZX01002-002 and 2013ZX02308-002);the Fundamental Research Funds for the Central Universities of Ministry of Education of China;the National Natural Science Foundation of China(Grant Nos.61204006 and 61106063)
The quality of an A1GaN channel heterojunction on a sapphire substrate is massively improved by using an A1- GaN/GaN composite buffer layer. We demonstrate an A10.4Gao.6N/AI0.18Ga0.82N heterojunction with a state-of-t...