云南高校图书馆联盟文献共享服务平台- POLAR

POLAR: 作品数：1005被引量：992H指数：12; 导出分析报告; 相关作者：李榕张公正王俊罗禾佳陈莹更多>>; 相关机构：华为技术有限公司西安电子科技大学南京邮电大学中国科学院更多>>; 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国家高技术研究发展计划国家教育部博士点基金更多>>

Long-term Variation of the Solar Polar Magnetic Fields at Different Latitudes: 《Research in Astronomy and Astrophysics》2024年第7期190-197,共8页Shuhong Yang Jie Jiang Zifan Wang Yijun Hou Chunlan Jin Qiao Song Yukun Luo Ting Li Jun Zhang Yuzong Zhang Guiping Zhou Yuanyong Deng Jingxiu Wang; supported by the National Key R&D Programs of China(2019YFA0405000,2022YFF0503800,2022YFF0503000);the Strategic Priority Research Programs of the Chinese Academy of Sciences(XDB0560000,XDB41000000);the National Natural Science Foundations of China(NSFC,Grant Nos.12173005,12273060,12350004,12273061,12222306,and 12073001);the Youth Innovation Promotion Association CAS,and Yunnan Academician Workstation of Wang Jingxiu(No.202005AF150025)。; The polar magnetic fields of the Sun play an important role in governing solar activity and powering fast solar wind.However,because our view of the Sun is limited in the ecliptic plane,the polar regions remain largel...; 关键词：dynamo-Sun magnetic fields-Sun photosphere

Unveiling the Nature of Polar-ring Galaxies from Deep Imaging: 《Research in Astronomy and Astrophysics》2022年第11期34-50,共17页Aleksandr V.Mosenkov Vladimir P.Reshetnikov Maria N.Skryabina Zacory Shakespear; financial support from the Russian Science Foundation(Grant No.22-22-00483)for developing an algorithm of enhancing deep optical imaging using modern sky surveys。; General structural properties and low surface brightness tidal features hold important clues to the formation of galaxies.In this paper,we study a sample of polar-ring galaxies(PRGs)based on optical imaging from the S...; 关键词：data analysis techniques:photometric galaxies:structure

Revisiting the X-ray emission of the asynchronous polar V1432 Aql: 《Research in Astronomy and Astrophysics》2021年第12期499-508,共10页Qi-Shan Wang Sheng-Bang Qian Li-Ying Zhu; supported by the National Natural Science Foundation of China(No.11933008 and No.11922306);Chinese Academy of Sciences Interdisciplinary Innovation Team;Funding for the DPAC has been provided by national institutions,in particular the institutions participating in the Gaia Multilateral Agreement。; As the only eclipsing asynchronous polar,V1432 Aql provides an excellent laboratory to study the interaction between the accreted matter and the magnetic field.Here,we report an analysis of the X-ray data from the con...; 关键词：stars:individual(V1432 Aql) cataclysmic variables:asynchronous polars

Photometric analysis of the eclipsing polar MN Hya: 《Research in Astronomy and Astrophysics》2018年第7期11-20,共10页Qi-Shan Wang Sheng-Bang Qian Zhong-Tao Han Miloslav Zejda Eduardo Fernandez-Lajus Li-Ying Zhu; supported by the National Natural Science Foundation of China(Grant Nos.11325315,11611530685,11573063 and 11133007);the Strategic Priority Research Program the Emergence of Cosmological Structure of the Chinese Academy of Sciences(Grant No.XDB09010202);the Ministry of Education,Youth and Sports of the Czech Republic(Project LG15010); As an eclipsing polar with a 3.39 h orbital period, MN Hya was going through a state change when we observed it during 2009-2016. Ten new mid-eclipse times, along with others obtained from literature, allow us to give...; 关键词：TECHNIQUES photometric-stars cataclysmic variables eclipsing polars-stars individ-ual （MN Hya）

Damping and power spectra of quasi-periodic intensity disturbances above a solar polar coronal hole被引量：1: 《Research in Astronomy and Astrophysics》2016年第6期85-92,共8页Fang-Ran Jiao Li-Dong Xia Zheng-Hua Huang Bo Li Hui Fu Ding Yuan Kalugodu Chandrashekhar; supported by the China 973 program (2012CB825601);the National Natural Science Foundation of China (Grant Nos.41404135 (Z.H.),41274178 and 41474150 (L.X.& Z.H.),and 41174154,41274176 and 41474149 (B.L.));the Shandong Provincial Natural Science Foundation (ZR2014DQ006 (Z.H.)); We study intensity disturbances above a solar polar coronal hole that can be seen in the AIA 171 and 193 ＆ passbands, aiming to provide more insights into their physical nature. The damping and power spectra of the i...; 关键词：Sun： corona- Sun： waves -- Sun： turbulence -- method： observational

A fast Stokes inversion technique based on quadratic regression: 《Research in Astronomy and Astrophysics》2016年第5期7-16,共10页Fei Teng Yuan-Yong Deng; funded by the Key Laboratory of Solar Activity of Chinese Academy of Sciences and the National Science Foundation;supported by the National Natural Science Foundation of China (Grant Nos. 11178005 and 11427901);the Strategic Priority Research Program of the Chinese Academy of Sciences (XDB09040200); Stokes inversion calculation is a key process in resolving polarization information on radiation from the Sun and obtaining the associated vector magnetic fields. Even in the cases of simple local thermo- dynamic equi...; 关键词：Sun： magnetic fields -- methods： statistical -- methods： data analysis -- techniques： polari-metric

Dynamo saturation in rapidly rotating solar-type stars: 《Research in Astronomy and Astrophysics》2015年第11期1801-1812,共12页Leonid L.Kitchatinov Serge V.Olemskoy; supported by the Russian Foundation for Basic Research (project No. 13-02-00277); The magnetic activity of solar-type stars generally increases with stellar rotation rate. The increase, however, saturates for fast rotation. The Babcock-Leighton mechanism of stellar dynamos saturates as well when th...; 关键词：saturation stellar latitude rotation rotating stars polar regime meridional consequence

Twist in a polar blowout jet: 《Research in Astronomy and Astrophysics》2013年第3期253-258,共6页Jun-Chao Hong Yun-Chun Jiang Jia-Yan Yang Rui-Sheng Zheng Yi Bi Hai-Dong Li Bo Yang Dan Yang; supported by the National Basic Research Program of China (973 Program,2011CB811403);by the National Natural Science Foundation of China (Grant Nos. 10973038 and 11173038); It is well known that some coronal jets exhibit helical structures and un- twisting. We attempt to inspect the origin of twist in a blowout jet. By means of multiwavelength and multi-angle observations from Solar Dyna...; 关键词：Sun： corona -- Sun： coronal mass ejections -- Sun： prominences

The kinematics of an untwisting solar jet in a polar coronal hole observed by SDO/AIA被引量：2: 《Research in Astronomy and Astrophysics》2012年第5期573-583,共11页Hua-Dong Chen Jun Zhang Su-Li Ma; supported by the National Natural Science Foundation of China(Grant Nos.11103090,11025315,40890161,10921303,40825014, and 40890162);the CAS project KJCX2-YW-T04,the National Basic Research Program of China (973 Program,No.2011CB811403);the Shandong Provincial Natural Science Foundation, China(ZR 2011AQ009); Using the multi-wavelength data from the Atmospheric Imaging Assembly （AIA） onboard the Solar Dynamics Observatory （SDO） spacecraft, we study a jet occurring in a coronal hole near the northern pole of the Sun. Th...; 关键词：Sun activity -- Sun chromosphere -- Sun magnetic fields -- Sun flares -- Sun rotation

Solar sail time-optimal interplanetary transfer trajectory design被引量：4: 《Research in Astronomy and Astrophysics》2011年第8期981-996,共16页Sheng-Ping Gong Yun-Feng Gao Jun-Feng Li; Supported by the National Natural Science Foundation of China(Grant Nos. 10902056 and 10832004); The fuel consumption associated with some interplanetary transfer trajectories using chemical propulsion is not affordable. A solar sail is a method of propulsion that does not consume fuel. Transfer time is one of th...; 关键词：techniques： miscellaneous -- solar sail -- solar polar orbit

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