Search Results - "Rao, Xuejun"

First light of the 1.8-m solar telescope–CLST by Rao, ChangHui, Gu, NaiTing, Rao, XueJun, Li, Cheng, Zhang, LanQiang, Huang, JinLong, Kong, Lin, Zhang, Ming, Cheng, YunTao, Pu, Yi, Bao, Hua, Guo, YouMing, Liu, YangYi, Yang, JinSheng, Zhong, LiBo, Wang, ChangJun, Fang, Kai, Zhang, XiaoJun, Chen, DongHong, Wang, Cheng, Fan, XinLong, Yan, ZhiWu, Chen, KeLe, Wei, XiYa, Zhu, Lei, Liu, Hong, Wan, YongJian, Xian, Hao, Ma, WenLi

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Prototype of solar ground layer adaptive optics at the 1 m New Vacuum Solar Telescope by 孔林 张兰强 朱磊 鲍华 郭友明 饶学军 钟立波 饶长辉

“…A prototype of a solar ground-layer adaptive optics （GLAO） system, which consists of a multi-direction corre- lating Shack-Hartmann wavefront sensor with 30…”
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A Real-Time Measurement System for Atmospheric Turbulence Intensity and Distribution Based on the GLAO System by Ran, Xian, Zhang, Lanqiang, Bao, Hua, Rao, Xuejun, Yang, Jinsheng, Tong, Dingkang, Wang, Cheng, Rao, Changhui

“…Measuring the intensity and distribution of atmospheric optical turbulence at large-aperture astronomical telescope sites is crucial to optimizing turbulence…”
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High-resolution visible imaging with piezoelectric deformable secondary mirror: experimental results at the 1.8-m adaptive telescope by Guo, Youming, Chen, Kele, Zhou, Jiahui, Li, Zhengdai, Han, Wenyu, Rao, Xuejun, Bao, Hua, Yang, Jinsheng, Fan, Xinlong, Rao, Changhui

“…Integrating deformable mirrors within the optical train of an adaptive telescope was one of the major innovations in astro-nomical observation…”
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Second generation solar adaptive optics for 1-m New Vacuum Solar Telescope at the Fuxian Solar Observatory by 饶长辉 朱磊 饶学军 张兰强 鲍华 孔林 郭友明 马学安 李梅 王成 张小军 樊新龙 陈东红 冯忠毅 王晓云 顾乃庭 王志勇

“…A second generation solar adaptive optics（AO） system is built and installed at the 1-m New Vacuum Solar Telescope（NVST） of the Fuxian Solar Observatory（FSO） in…”
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PASAT: pathfinder in solar adaptive telescope by Rao, Changhui, Ji, Haisheng, Bao, Hua, Rao, Xuejun, Yang, Jinsheng, Guo, Youming, Zhang, Lanqiang, Zhong, Libo, Fan, Xinlong, Zhang, Qingmin, Li, Cheng, Bian, Qing

“…In the forefront of quantitative solar physics research using large-aperture ground-based solar optical telescopes, high-contrast observation along with…”
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First light of solar multi-conjugate adaptive optics at the 1-m new vacuum solar telescope by Rao, ChangHui, Zhang, LanQiang, Kong, Lin, Guo, YouMing, Rao, XueJun, Bao, Hua, Zhu, Lei, Zhong, LiBo

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Absolute calibration of Hartmann-Shack wavefront sensor by spherical wavefronts by Yang, Jinsheng, Wei, Ling, Chen, Hongli, Rao, Xuejun, Rao, Changhui

“…A method for absolute calibration of Hartmann-Shack wavefront sensor (HSWFS), in which the wavefront differences of several spherical wavefronts are used to…”
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Adaptive optics optical coherence tomography for retina imaging by 史国华 戴云 王玲 丁志华 饶学军 张雨东

“…When optical coherence tomography （OCT） is used for human retina imaging, its transverse resolution is limited by the aberrations of human eyes. To overcome…”
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Accuracy analysis of centroid calculated by a modified center detection algorithm for Shack–Hartmann wavefront sensor by Li, Huaqiang, Song, Helun, Rao, Changhui, Rao, Xuejun

“…The accuracy of the Shack–Hartmann wavefront sensor for measuring the wavefront distortion is mainly dependent upon the measuring accuracy of the centroid of…”
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Hybrid filtering and enhancement of high-resolution adaptive-optics retinal images by Bao, Hua, Rao, Changhui, Zhang, Yudong, Dai, Yun, Rao, Xuejun, Fan, Yubo

“…Adaptive optics flood-illuminated imaging technology has been successfully used to correct the wavefront aberration of human eyes to obtain high-resolution…”
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Deep phase retrieval for astronomical Shack–Hartmann wavefront sensors by Guo, Youming, Wu, Yu, Li, Ying, Rao, Xuejun, Rao, Changhui

“…ABSTRACT We present a high-speed deep learning-based phase retrieval approach for Shack–Hartmann wavefront sensors used in astronomical adaptive optics. It…”
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Centroid error analysis of Shack-Hartmann wave-front sensor induced by the sensitivity non-uniformity by Li, Huaqiang, Song, Helun, Rao, Xuejun, Rao, Changhui

“…Centroid error is the crucial limit to the performance of the Shack-Hartmann wave-front sensor. The previous studies showed that the centroid error was…”
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A Steady Corner Detection of Gray Level Images Based on Improved Harris Algorithm by Yuran Liu, Mingliang Hou, Xuejun Rao, Yudong Zhang

“…This paper presents a method for extracting distinctive invariant features from images that can be used to perform reliable matching between different views of…”
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Fabry–Pérot Interferometer-Based Tunable Narrow-Band Imager for Solar Chromospheric Observation: First Results by Hu, Xingcheng, Yang, Jinsheng, Rao, Xuejun, Rao, Changhui

“…Recently, we have developed a tunable narrow-band imager (NBI) with high spectral resolution based on a Fabry–Pérot (FP) interferometer to observe the solar…”
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Fabry-Pérot Interferometer Based Imaging Spectrometer for Fe I Line Observation and Line-of-Sight Velocity Measurement by Hu, Xingcheng, Yang, Jinsheng, Rao, Xuejun, Tong, Dingkang, Yao, Jiawen, Du, Zhimao, Lin, Qing, Rao, Changhui

“…High spectral resolution imaging spectroscopy plays a crucial role in solar observation, regularly serving as a backend instrument for solar telescopes. These…”
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UAV Cooperative MIMO Technology by Xue, Yinghui, Xia, Guijin, Ren, Shuai, Zhao, Weihu, Rao, Xuejun

“…In view of the UAV load data transmission, MIMO technology and cooperative communication technology are applied to the practical application of UAV. Firstly,…”
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Research on Security Protection of Key Information Infrastructure in Optical Networks by Shuai, Ren, Yinfa, Zhang, Guijin, Xia, Xuejun, Rao, Xiaoshuang, Wang

“…Optical network is developing towards high rate and wide bandwidth in recent years. Optical network propagates a great amount of information, and its security…”
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High resolution mosaic image of capillaries in human retina by adaptive optics by 凌宁 张雨东 饶学军 王成 胡羿云 姜文汉

“…Adaptive optics (AO) has been proved as a powerful means for high resolution imaging of human retina.Because of the pixel number of charge-coupled device (CCD)…”
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A modified S-DIMM+: applying additional height grids for characterizing daytime seeing profiles by Wang, Zhiyong, Zhang, Lanqiang, Kong, Lin, Bao, Hua, Guo, Youming, Rao, Xuejun, Zhong, Libo, Zhu, Lei, Rao, Changhui

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