Photothermal techniques can provide the information that pure optical spectroscopy is not able to give, such as optical-to-thermal energy conversion efficiency.
光热技术可以提供纯光学光谱学所无法提供的、类似光-热能量转换效率之类的信息。
More than 30% optical to optical conversion efficiency in the fundamental mode operation has been achieved experimentally.
实验得到了基模工作时大于30%的光光转换效率。
The quantity in relation to the coupling efficiency of an optical fiber:lasing mode, divergence angle, numerical aperture, focal diameter and precision optical fiber coupler are discussed.
围绕光纤耦合效率相关的量:激光模式、发散角、数值孔径、焦斑直径、精密光纤耦合器等问题进行了讨论;
应用推荐