Due to the large exciton binding energy of 60mev , which ensures the high efficient excitonic emission at room temperature , it is regarded as one of the most promising materials for fabricating efficient ultraviolet ( uv ) and blue light emitting devices . since the first observation of the stimulated ultraviolet emission at room temperature , zno has become another hotspot in the region of uv light emitting researching 氧化锌在室温条件下具有较高的激子束缚能( 60mev ) ,保证了其在室温下较强的激子发光,是制作紫外光电子器件的合适材料,自1997年首次发现zno室温紫外受激发射以来, zno研究已成为继gan之后紫外发射材料研究的又一研究热点。
Due to the large exciton binding energy of 60mev , which ensures the high efficient excitonic emission at room temperature , it is regarded as one of the most promising materials for fabricating efficient ultraviolet ( uv ) and blue light emitting devices . since the first observation of the stimulated ultraviolet emission at room temperature , zno has become another hotspot in the region of uv light emitting researching 由于氧化锌在室温条件下具有较高的激子束缚能( 60mev ) ,保证了其在室温下较强的激子发光,因而被认为是制作紫外半导体激光器的合适材料,自1997年首次发现zno室温紫外受激发射以来, zno研究已成为继gan之后紫外发射材料研究的又一研究热点。