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浏览/检索结果: 共7条，第1-7条 帮助 限定条件 发表日期：2020     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Improved etching uniformity using equivalent electrodes on an unconventional, irregular membrane optical element for large aperture diffractive optical telescopes 会议论文 作者:  Zhang, Jingwen;  Li, Zhiwei;  Shao, Junming;  Liu, Dun;  Fan, Bin 收藏  |  浏览/下载：2/0  |  提交时间：2020/12/18 Electrodes  Electron temperature  EtchingElectron number densities  Etching depth  Etching uniformity  Irregular sample  Irregular shape  Large aperture  Plasma characteristics  Plasma discharge   Improved etching uniformity using equivalent electrodes on an unconventional, irregular membrane optical element for large aperture diffractive optical telescopes 期刊论文 Optics Express, 2020, 卷号: 28, 期号: 22, 页码: 33739-33746 作者:  Zhang, Jingwen;  Li, Zhiwei;  Shao, Junming;  Liu, Dun;  Fan, Bin 收藏  |  浏览/下载：13/0  |  提交时间：2020/12/18 Electrodes  Electron temperature  EtchingElectron number densities  Etching depth  Etching uniformity  Irregular sample  Irregular shape  Large aperture  Plasma characteristics  Plasma discharge   Applications and development of micro- or nano-metric multi degree of freedom adjusting displacement scaling mechanisms for primary mirror 会议论文 Xian, PEOPLES R CHINA, 2020-10-15 作者:  Hu, Bin;  Li, Chuang;  Zhu, Qing;  Ye, Jing 收藏  |  浏览/下载：11/0  |  提交时间：2021/07/23 multi degree of freedom adjusting  displacement scaling mechanism  micro- or nano-metric  segmented primary mirror  large aperture space telescope   Real-time temperature estimation method for electromagnetic performance improvement of a large axisymmetric radio telescope under solar radiation 期刊论文 Iet Microwaves Antennas & Propagation, 2020, 卷号: 14, 期号: 13, 页码: 1635-1642 作者:  Lian, Peiyuan;  Wang, Congsi;  Xu, Qian;  Xiang, Binbin;  Shi, Yu 收藏  |  浏览/下载：40/0  |  提交时间：2021/06/25 radiotelescopes  temperature sensors  reflector antennas  solar  radiation  temperature database  table look-up method  temperature field  estimation speed  real-time estimated temperature field  temperature  sensors  real-time compensation  axisymmetric telescopes  time  temperature estimation method  electromagnetic performance improvement  axisymmetric radio telescope  solar radiation  electromagnetic  performances  EM performance improvements  temperature simulation  fast  estimation method  transient temperature field simulation  high-frequency radio telescopes  large-aperture radio telescopes  reflector antenna  reflector antennas  surface error  adjustment  pattern  field  Engineering  Telecommunications   Topology optimization design of large aperture mirror for the vt system of svom 会议论文 Beijing, China, 2020-11-30 作者:  Lin, Feng;  Wang, Wei;  Zhang, Jian;  Fan, Xuewu;  Xu, Wenjing 收藏  |  浏览/下载：5/0  |  提交时间：2020/12/29 Large aperture mirror  Topology optimization  Lightweight   Design and Test of Flexible Support Structure for Large Aperture Lightweight Mirror 会议论文 Beijing, PEOPLES R CHINA, 2020-11-30 作者:  Sun Li Jun;  Liu Zhen;  Zhang Zhao Hui;  Li Li Bo;  Li Si Yuan 收藏  |  浏览/下载：31/0  |  提交时间：2021/06/04 Large aperture  ULE mirror  Flexible support  Finite element analysis  Mechanical test   Sub-aperture optical system testing by using of a modified simulateous fit method 会议论文 Shanghai, China, 2020-06-29 作者:  Kewei, E.;  Zhao, Jianke;  Wang, Tao;  Wang, Zhengfeng;  Liu, Kai 收藏  |  浏览/下载：31/0  |  提交时间：2021/03/04 wavefront testing  sub-aperture stitching  large aperture optical system  simultaneous fit