The correlated spontaneous up conversion and down conversion photons exhibits a high beam brightness, small spatial divergence, and broad spectral tunability.
相关的自发参量上转换和下转换光子表现出光束亮度高、空间发散小以及在很宽频谱范围内可调谐等特点。
The spatial variations of the visible and near-infrared reflectances and the brightness temperatures in the infrared window are analyzed;
分析给出了该地区太阳可见光和近红外波段的行星反射率以及大气红外窗区亮度温度的空间变化；
应用推荐