Recent progress of the native defects and p-type doping of zinc oxide*

Project supported by the State Key Program for Basic Research of China (Grant No. 2011CB302003), the National Natural Science Foundation of China (Grant Nos. 61274058, 61322403, 61504057, and 61574075), the Natural Science Foundation of Jiangsu Province, China (Grant Nos. BK20130013 and BK20150585), and the Six Talent Peaks Project in Jiangsu Province, China (Grant No. 2014XXRJ001).

Tang Kun, Gu Shu-Lin, Ye Jian-Dong, Zhu Shun-Ming, Zhang Rong, Zheng You-Dou
       

(color online) Schematic diagram showing the effects of the pH and K/Zn concentration ratios (R) on the type of K defect that is incorporated into samples A–E, as well as on the Hall effect, hole (p) and electron (n) concentrations in unit cm.[85]