Project supported by the National Natural Science Foundation of China(11974351)。
Full-spectrum phosphor-converted white-light-emitting diodes(pc-WLED)are emerging as a mainstream technology in semiconductor lighting.Nevertheless,high-performance blue phosphor which can be excited efficiently by a ...
China National Petroleum Corporation(CNPC)signed in Beijing a framework agree-ment with Kazakh state oil and gas companyKazMunaiGas(KMG)on promoting oil andnatural gas cooperation and in supporting tolend US$5 billion...