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S-TE: 作品数：164被引量：296H指数：9; 导出分析报告; 相关领域：电子电信医药卫生更多>>; 相关作者：李小明曾光明杨麒史彦伟杨永林更多>>; 相关机构：吉林大学湖南大学江南大学兰州大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划教育部“新世纪优秀人才支持计划”国家高技术研究发展计划更多>>

HiFAST:An HI Data Calibration and Imaging Pipeline for FAST.Ⅱ.Flux Density Calibration: 《Research in Astronomy and Astrophysics》2024年第8期100-112,共13页Ziming Liu Jie Wang Yingjie Jing Zhi-Yu Zhang Chen Xu Tiantian Liang Qingze Chen Ningyu Tang Qingliang Yang; the support of the China National Key Program for Science and Technology Research and Development of China(2022YFA1602901,2023YFA1608204);the National Natural Science Foundation of China(Nos.11988101,11873051,12125302,12373011,12041305,12173016);the CAS Project for Young Scientists in Basic Research grant(No.YSBR-062)。; Accurate flux density calibration is essential for precise analysis and interpretation of observations across different observation modes and instruments.In this research,we first introduce the flux calibration model ...; 关键词：telescopes-techniques image processing-methods observational-radio continuum galaxies-cosmology observations

Probing the Galactic Halo with RR Lyrae Stars.VI.The Radial Velocity Curve Templates of RRc Stars: 《Research in Astronomy and Astrophysics》2024年第7期118-134,共17页Yue Huang Min Fang Gaochao Liu Xianzhong Zheng Sarah Ann Bird Yang Huang Jianrong Shi Jiangtao Wang Huawei Zhang Haijun Tian Haotong Zhang; supported by the National Key Research and Development Program of China(2023YFA1608100);the National Natural Science Foundation of China(NSFC,grant Nos.12090044,11833006 and 12303023);the science research grants from the China Manned Space Project including the CSST Milky Way and Nearby Galaxies Survey on Dust and Extinction Project CMS-CSST-2021-A09 and No.CMS-CSST-2021-A08.G.C.L;Hubei Provincial Natural Science Foundation with grant No.2023AFB577;the Key Laboratory Fund of Ministry of Education under grant No.QLPL2022P01;National Natural Science Foundation of China(NSFC,Grant No.U1731108)。; We present radial velocity(RV)curve templates of RR Lyrae first-overtone(RRc)stars constructed with the Mg I b triplet and Hαlines using time-domain Medium-Resolution Survey spectra of seven RRc stars from Large Sky ...; 关键词：STARS VARIABLES RR Lyrae-Stars-techniques radial velocities

Astronomical Test with CMOS on the 60 cm Telescope at the Xinglong Observatory,NAOC: 《Research in Astronomy and Astrophysics》2024年第5期85-102,共18页Hai-Yang Mu Zhou Fan Yi-Nan Zhu Yu Zhang Hong Wu; This work shows details of an evaluation of an observational system comprising a complementary metal-oxidesemiconductor detector, 60 cm telescope and filter complement. The system’s photometric precision and differen...; 关键词：atmospheric effects-instrumentation detectors-techniques polarimetric-stars atmospheres-eclipses

Low Surface Brightness Galaxies from BASS+MzLS with Machine Learning: 《Research in Astronomy and Astrophysics》2024年第5期185-197,共13页Peng-Liang Du Wei Du Bing-Qing Zhang Zhen-Ping Yi Min He Hong Wu; supported by the National Key R&D Program of China(grant No.2022YFA1602901);the Youth Innovation Promotion Association,Chinese Academy of Sciences(No.2020057);the science research grants from the China Manned Space Project,and the National Natural Science Foundation of China(NSFC,grant Nos.12090041 and 12090040);Additional support comes from the Strategic Priority Research Program of the Chinese Academy of Sciences(grant Nos.XDB0550100 and XDB0550102);the Open Project Program of the Key Laboratory of Optical Astronomy,National Astronomical Observatories,Chinese Academy of Sciences。; From ∼5000 deg^(2) of the combination of the Beijing–Arizona Sky Survey and Mayall z-band Legacy Survey which is also the northern sky region of the Dark Energy Spectroscopic Instrument (DESI) Legacy Imaging Surveys...; 关键词：catalogs-galaxies fundamental parameters-galaxies statistics-techniques PHOTOMETRIC

Fault Diagnosis of the LAMOST Fiber Positioner Based on a Long Short-term Memory(LSTM)Deep Neural Network被引量：1: 《Research in Astronomy and Astrophysics》2023年第12期81-95,共15页Yihu Tang Yingfu Wang Shipeng Duan Jiadong Liang Zeyu Cai Zhigang Liu Hongzhuan Hu Jianping Wang Jiaru Chu Xiangqun Cui Yong Zhang Haotong Zhang Zengxiang Zhou; Funding for the research was provided by Cui Xiangqun’s Academician Studio;Funding for the project has been provided by the National Development and Reform Commission。; The Large Sky Area Multi-Object Fiber Spectroscopic Telescope(LAMOST)has been in normal operation for more than 10 yr,and routine maintenance is performed on the fiber positioner every summer.The positioning accuracy ...; 关键词：telescopes-techniques image processing-methods analytical-techniques SPECTROSCOPIC

A Novel Imaging Method Based on Reweighted Total Variation for an Interferometer Array on Lunar Orbit: 《Research in Astronomy and Astrophysics》2023年第12期204-214,共11页Xiaocheng Yang Mengna Wang Lin Wu Jingye Yan Junbao Zheng Li Deng; supported by the Specialized Research Fund for State Key Laboratories under Grant 202217;the Key Laboratory of Solar Activity and Space Weather(NSSC)under Grant E26600021S。; Ground-based radio observations below 30 MHz are susceptible to the ionosphere of the Earth and the radio frequency interference.Compared with other space mission concepts,making low frequency observations using an in...; 关键词：methods data analysis-instrumentation interferometers-techniques interferometric-space vehicles instruments-(cosmology:)dark ages-reionization-first stars

Phased Array Feed Experiments and Galactic HI Observations: 《Research in Astronomy and Astrophysics》2023年第8期297-307,共11页B.Liu H.W.Xi D.J.Ding Z.W.Wang S.H.Yu Y.Zhu L.Yu X.Zhang J.L.Li L.J.Liu Q.Su Y.Wu C.J.Jin B.Peng; supported by the National Key R&D Program of China under grant No.2018YFA0404703;the Open Project Program of the Key Laboratory of FAST,NAOC,Chinese Academy of Sciences。; The Phased Array Feed(PAF)is considered as one of the next generation receivers for radio telescopes,which can significantly enlarge the instantaneous Field-of-View of large aperture single dish radio telescopes and e...; 关键词：INSTRUMENTATION detectors-techniques imaging spectroscopy-line profiles

NGC 4117:A New Compton-thick AGN Revealed by Broadband X-Ray Spectral Analysis: 《Research in Astronomy and Astrophysics》2023年第5期19-26,共8页Pavithra Mohanadas Adlyka Annuar; the support provided for this research from Fundamental Research Grant Scheme code FRGS/1/2019/ STG02/UKM/02/7, which is funded by the Malaysian Ministry of Higher Education (MoHE)。; In this paper,we present the broadband(0.5–195 keV)X-ray spectral analysis for one of the newly detected AGNs in the Swift-BAT 105 month Hard X-ray Survey Catalog,NGC 4117.According to our ongoing research on low lum...; 关键词：galaxies active-X-rays galaxies-techniques spectroscopic

Localization Method for the Pointing Observation with the Collimated Telescopes of Insight-HXMT: 《Research in Astronomy and Astrophysics》2023年第5期38-43,共6页Qi Luo Jin-Yuan Liao Yi Nang Cheng-Kui Li Chen Wang Na Sai Ju Guan Yu-Peng Chen Cheng-Cheng Guo Yuan Liu Shu Zhang Shuang-Nan Zhang; a project funded by China National Space Administration(CNSA);the Chinese Academy of Sciences(CAS);supports from the National Key R&D Program of China(2021YFA0718500);the National Natural Science Foundation of China under Grant Nos.U1838202,U1838201,U2038102,and U1838113;the Youth Innovation Promotion Association of the CAS(Grant No.2018014);partially supported by International Partnership Program of Chinese Academy of Sciences(Grant No.113111KYSB20190020)。; An accurate target source position is sometimes useful for the pointing observation with the collimated telescopes of the Hard X-ray Modulation Telescope(Insight-HXMT),which is determined by the reliability of the ins...; 关键词：INSTRUMENTATION detectors-space vehicles instruments-telescopes

An in-depth Exploration of LAMOST Unknown Spectra Based on Density Clustering: 《Research in Astronomy and Astrophysics》2023年第5期52-65,共14页Hai-Feng Yang Xiao-Na Yin Jiang-Hui Cai Yu-Qing Yang A-Li Luo Zhong-Rui Bai Li-Chan Zhou Xu-Jun Zhao Ya-Ling Xun; supported by the National Natural Science Foundation of China (Grant Nos. U1931209, 62272336);Projects of Science and Technology Cooperation and Exchange of Shanxi Province (Grant Nos. 202204041101037, 202204041101033);the central government guides local science and technology development funds (Grant No. 20201070);The Fundamental Research Program of Shanxi Province (Grant Nos. 20210302123223, 202103021224275);the Ph D Start-up Foundation of Taiyuan University of Science and Technology (20222119);Guo Shou Jing Telescope (the Large sky Area Multi-Object fiber Spectroscopic Telescope, LAMOST) is a National Major Scientific Project built by the Chinese Academy of Sciences. Funding for the project has been provided by the National Development and Reform Commission。; Large sky Area Multi-Object fiber Spectroscopic Telescope(LAMOST) has completed the observation of nearly 20 million celestial objects,including a class of spectra labeled “Unknown.” Besides low signal-to-noise rati...; 关键词：METHODS data analysis-surveys-techniques spectroscopic-site testing-methods analytical

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