The correlation between broad-band spectral index and luminosity for XBLs and FSRQs;
XBLs和平谱射电类星体间光度与宽波段谱指数的相关性分析
The Correlation Between Broad-band Spectral Index and Luminosity for XBLs and RBLs;
XBLs和RBLs间的光度与宽波段谱指数的相关性分析
years research activities with its experiences and lessons at Optical Division,NIM are reviewed, including photometry, radiometry, spectral radiometry, laser radiometry, spectrophotometry, determination of Km value, measurement of spectral luminous efficiency,standard lampsand related international comparison.
本文简要地回顾了中国计量科学研究院(NIM)光学处35年来在光度、辐射度、光谱辐射度、Km值测量、激光辐射度、光谱光度、光谱光效率测量、标准灯和相关国际比对的研究活动及其经验教训。
A spectral-correction-integral-photometry method and its application in the measurement of the luminous flux of blue LEDs are introduced.
介绍了一种光谱校正积分光度法及其在蓝光LED光通量测量中的应用,对测量中的各种不确定因素作了理论分析,并与单纯的分光光度法和积分光度法的不确定度作了比较,证明该方法可实现极高的测量精度。