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[期刊论文] 作者：Cheng-Chao Liu,
来源：天文和天体物理学研究：英文版 年份：2015
A high-contrast coronagraph for direct imaging of an Earth-like exoplanet at the visible band needs a contrast of 10-10 at a small angular separation of 4λ/D o...
[期刊论文] 作者：Cheng-Chao Liu,De-Qing Ren,Yon,
来源：天文和天体物理学研究：英文版 年份：2017
Using an optical vortex coronagraph(OVC) is one of the most promising techniques for directly imaging exoplanets because of its small inner working angle and hi...
[期刊论文] 作者：Cheng-Chao Liu,De-Qing Ren,Yon,
来源：天文和天体物理学研究：英文版 年份：2016
The light reflected from planets is polarized mainly due to Rayleigh scattering, but starlight is normally unpolarized. Thus it provides an approach to enhance...
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