In this paper,an effective active vibration control method was investigated to further improve the positioning accuracy of the Five-hundred-meter Aperture Spherical radio Telescope(FAST)feed cabin.The actual operation...
Our Portable Adaptive Optics(PAO)system designed for high-contrast imaging of exoplanets with current 2-4 m class telescopes achieves a correction speed of nearly 1000 Hz,utilizing a Shack-Hartmann Wave Front Sensor(W...
supported by the Strategic Pioneer Program on Space Science,Chinese Academy of Sciences,grant XDB0550401;supported by the National Natural Science Foundation of China(NSFC,grant No.12173009);by the Natural Science Foundation of Guangxi(2020GXNSFDA238018);by the Bagui Young Scholars Program;supported by the National Postdoctoral Program for Innovative Talents(grant No.GZB20230765)。
In spite of the importance of studying the cosmic generation of heavy elements through the r-process,the detection of a kilonova resulting from the merger of a neutron star binary is still a challenging task.In this p...
supported by the Strategic Priority Research Program on Space Science of the Chinese Academy of Sciences,the support from the Strategic Priority Research Program on Space Science(grant Nos.XDA15360300,XDA15360000,XDA15360102,XDA15052700 and E02212A02S)of the Chinese Academy of Sciences;the National Natural Science Foundation of China(NSFC,Grant No.12173038)and BeiDou navigation system。
Realtime trigger and localization of bursts are the key functions of GECAM,an all-sky gamma-ray monitor launched on 2020 December 10.We developed a multifunctional trigger and localization software operating in the CP...
supported by the Strategic Priority Program on Space Science,the Chinese Academy of Sciences,grant Nos.XDA15360102,XDA15360300 and E02212A02S;the National Natural Science Foundation of China(Project:12061131007)。
The Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor(GECAM)mission is designed to monitor the Gamma-Ray Bursts(GRBs)associated with gravitational waves and other high-energy transient sources...
supported by the National Natural Science Foundation of China(grant No.12173062)。
The image quality of a large field survey telescope with a fast focal ratio of the primary mirror is high sensitivity to the optical elements’misalignments and the primary mirror’s deformations.To maintain good opti...
The X-ray sources of the universe are extraterrestrial in nature which emit X-ray photons.The closest strong X-ray source is the Sun,which is followed by various compact sources such as neutron stars,black holes,the C...
The Submillimeter Wave Astronomy Satellite(SWAS)was the first space telescope capable of high spectral resolution observations of terahertz spectral lines.We have investigated the integration ability of its two receiv...
supported by Yunnan Revitalization Talent Support Program(202305AS350029 and 202305AT350005);Yunnan Key Laboratory of Solar Physics and Space Science(202205AG070009)。
The near-infrared imaging channel constitutes a crucial component of the multichannel high-resolution imaging system of the New Vacuum Solar Telescope(NVST). We have successfully achieved high-resolution, narrowband i...
the support by National Key R&D Program of China(No.2022YFF0503403,2022YFF0711500);the support of National Natural Science Foundation of China(NSFC,grant Nos.11988101,12073047,12273077,12022306,12373048,12263005);the support from the Ministry of Science and Technology of China(Nos.2020SKA0110100);the science research grants from the China Manned Space Project(Nos.CMS-CSST-2021-B01,CMSCSST-2021-A01);CAS Project for Young Scientists in Basic Research(No.YSBR-062);the support from K.C.Wong Education Foundation。
The China Space Station Telescope(CSST)is a two-meter space telescope with multiple back-end instruments.The Fine Guidance Sensor(FGS)is an essential subsystem of the CSST Precision Image Stability System to ensure th...