This work was supported by the National Key Basic Research Program of China (No.2013CB921800), the National Natural Science Foundation of China (No.11374291, No.11311120047, No.11274299, No.11447197, and No.11204292), the Fundamen- tal Research Funds for the Central Universities (No.WK20304200), the Anhui Provincial Natural Science Foundation (No.1508085QA09). The numerical calculations have been partially done on the super- computing system in the Supercomputing Center of University of Science and Technology of China.
Charge compensation plays a very important role in modifying the local atomic structure and moreover the spectroscopic property of an isolated luminescent center, and so has been widely adopted in phosphor designs. In...