近红外发射 meaning in English
near infrared emission
Examples
- For the zno : er obtained in the present paper , the room temperature sharp characteristic emissions from the trivalent rare earth er3 + , including upconversion and near infrared emissiom , and the energy transfer between the nanocrystalline zno host and the dopants are observed for the first time in this paper
首次观测到zno : er的室温强特征发射、上转换发射和近红外发射，并同过er离子的本征发光的激发谱观测到基质zno与er3 +之间存在能量传递。 - The main content and important results of this thesis are as following : a series of er + - doped borosilicate glasses were prepared by varying the composition . absorption spectra of four glasses were measured . 1 . 51uminescence under the excitation of a 978nm ld and visible luminescence with a 488ar + laser were observed
测量了样品的吸收光谱，在978nmld低功率激发下，均观测到了系列玻璃样品中er ~ ( 3 + )的1 . 5 m近红外发射，在488nmar ~ +激光激发下，观测到了可见区发光。 - L shuchen ( condensd matter physics ) directed by prof . huang shihua preparation and room temperature emission of nanocrystalline zno , colloidal zno solutions and rare earth doped nanocrystalline zno are presented in the present paper , including the near infrared and upconversion luminescence . the main contents and the important results are as following : nanocrystals zno are prepared by chemical precipitation
吕树臣(凝聚态物理专业)指导教师:黄世华研究员本论文主要研究纳米晶zno粉体、胶体及纳米晶zno : re材料的制备和室温发射现象，包括近红外发射和上转换发射现象。