SUNSPOT

作品数:71被引量:97H指数:6
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相关领域:天文地球更多>>
相关作者:谢兴旺刘好宗节保王莹成鸿飞更多>>
相关机构:武汉东湖学院国家天文台北京大学武汉大学更多>>
相关期刊:《Applied Mathematics and Mechanics(English Edition)》《江汉大学学报(自然科学版)》《硅谷》《Open Journal of Statistics》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俄罗斯基础研究基金国家大学生创新性实验计划更多>>
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Hemispheric prediction of solar cycles 25 and 26 from multivariate sunspot time-series data via Informer models
《Astronomical Techniques and Instruments》2025年第1期16-26,共11页Jie Cao Tingting Xu Linhua Deng Xueliang Zhou Xinhua Zhao Nanbin Xiang Fuyu Li Miao Wan Weihong Zhou 
supported by the National Nature Science Foundation of China(12463009);the Yunnan Fundamental Research Projects(202301AV070007,202401AU070026);the"Yunnan Revitalization Talent Support Program"Innovation Team Project(202405AS350012);the Scientific Research Foundation Project of Yunnan Education Department(2023J0624,2024Y469);the GHfund A(202407016295)。
Solar activity plays an important role in influencing space weather,making it important to understand numerous aspects of spatial and temporal variations in the Sun's radiative output.High-performance deep learning mo...
关键词:Solar magnetic fields Solar cycle Deep learning 
Latitudinal and Solar Cycle Distribution of Extreme(≥X5) Flares During1976–2018
《Research in Astronomy and Astrophysics》2024年第12期61-68,共8页Qi Li Xi-Wen Zhang Gui-Ming Le 
funded by the National Natural Science Foundation of China (NSFC) under Nos. 41074132, 41274193, 41474166, and 41774085;the Special Fund of the Institute of Geophysics, China Earthquake Administration (Grant No. DQJB22X12)。
We studied the latitudinal and solar cycle distribution of extreme(≥X5) solar flares spanning 1976–2018. We found that all such flares were confined within the latitudinal range of [S30, N35]. Nonetheless, the major...
关键词:SUN flares-(Sun) sunspots-Sun X-rays-gamma-rays 
A Comprehensive Classification and Analysis of Geomagnetic Storms Over Solar Cycle 24
《Research in Astronomy and Astrophysics》2024年第8期75-84,共10页Raja Adibah Raja Halim Shah Nurul Shazana Abdul Hamid Mardina Abdullah Adlyka Annuar Idahwati Sarudin Zahira Mohd Radzi Akimasa Yoshikawa 
funding by Fundamental Research Grant Scheme(FRGS)under Ministry of Higher Education(KPT)Malaysia with the grant No.FRGS/1/2023/STG07/UKM/02/1;supported by Universiti Sains Malaysia through Short-Term Grant with project No.304/PFIZIK/6315730;supported by JSPS KAKENHI grant Nos.JP20H01961,JP22K03707,JP21H04518,JP22K21345。
A geomagnetic storm is a global disturbance of Earth?s magnetosphere,occurring as a result of the interaction with magnetic plasma ejected from the Sun.Despite considerable research,a comprehensive classification of s...
关键词:(Sun)sunspots-Sun activity-(Sun)solar-terrestrial relations-Sun coronal mass ejections(CMEs) 
Long-term Evolution of Solar Activity and Prediction of the Following Solar Cycles被引量:1
《Research in Astronomy and Astrophysics》2024年第3期194-204,共11页Pei-Xin Luo Bao-Lin Tan 
supported by the National Key R&D Program of China 2021YFA1600503 and 2022YFF0503001;the Strategic Priority Research Program of the Chinese Academy of Sciences XDB0560302;the National Natural Science Foundation of China(NSFC,grant No.11973057);the International Partnership Program of Chinese Academy of Sciences 183311KYSB20200003。
Solar activities have a great impact on modern high-tech systems,such as human aerospace activities,satellite communication and navigation,deep space exploration,and related scientific research.Therefore,studying the ...
关键词:SUN activity-Sun evolution-(Sun) sunspots-methods data analysis 
Variation in the Flaring Potential of Different Sunspot Groups During Different Phases of Solar Cycles 23 and 24
《Research in Astronomy and Astrophysics》2024年第2期144-153,共10页Abha Singh Anurag Chaudhari Gyaneshwar Sharma A.K.Singh 
partially supported by the Institute of Eminence(Io E)Program(Scheme No:6031)of BHU,Varanasi。
In this present study,we have analyzed different types of X-ray solar flares(C,M,and X classes)coming out from different classes of sunspot groups(SSGs).The data which we have taken under this study cover the duration...
关键词:(Sun:)sunspots-Sun flares-Sun activity-Sun magnetic fields-Sun filaments-prominences 
Investigation of a Possible Link between Solar Activity and Climate Change in Saudi Arabia: Rainfall Patterns
《Atmospheric and Climate Sciences》2023年第4期478-490,共13页Abdullrahman H. Maghrabi Hadeel A. Alamoudi Aied S. Alruhaili 
In this study, annual, quarterly, and monthly mean precipitation data in Saudi Arabia were correlated with sunspot number (SSN) and galactic cosmic ray (CR) flux over 35 years (1985-2019). The results show that the st...
关键词:PRECIPITATION Cosmic Rays Solar Activity Climate Change SUNSPOT Saudi Arabia 
The Decay Process of an α-configuration Sunspot
《Research in Astronomy and Astrophysics》2023年第2期73-81,共9页Yang Peng Zhi-Ke Xue Xiao-Li Yan Aimee ANorton Zhong-Quan Qu Jin-Cheng Wang Zhe Xu Li-Heng Yang Qiao-Ling Li Li-Ping Yang Xia Sun 
supported by the National Natural Science Foundation of China(11973084,11873087,12003066 and 11527804);Yunnan Key Laboratory of Solar Physics and Space Science under number 202205AG070009;Yunnan Science Foundation of China under number:202201AT070194;Youth Innovation Promotion Association,CAS(No.2019061);CAS“Light of West China”Program;Yunnan Science Foundation for Distinguished Young Scholars(No.202001AV070004);Key Research and Development Project of Yunnan Province under number 202003AD150019;Young Elite Scientists Sponsorship Program by YNAST.9。
The decay of sunspot plays a key role in magnetic flux transportation in solar active regions(ARs).To better understand the physical mechanism of the entire decay process of a sunspot,an α-configuration sunspot in AR...
关键词:SUN atmosphere-Sun magnetic fields-(Sun:)sunspots 
Inter-correlation between Sunspot Oscillations and Their Internal Structures
《Research in Astronomy and Astrophysics》2022年第11期97-106,共10页Libo Fu Zizhan Zhu Ding Yuan Jiaoyang Wang Song Feng Sergey Anfinogentov 
supported by the National Natural Science Foundation of China(NSFC,Grant Nos.12173012 and 12111530078);the Shenzhen Technology project(GXWD20201230155427003-20200804151658001);supported by the Joint Funds of the NSFC(U1931107)。
Three-and five-minute oscillations are commonly observed in any sunspot.Because they are modulated by the internal thermal and magnetic structures of a sunspot,they could be used as an effective tool for researching s...
关键词:(Sun:)sunspots Sun:oscillations methods:data analysis 
Chinese Sunspot Drawings and Their Digitization—(Ⅶ) Sunspot Penumbra to Umbra Area Ratio Using the Hand-Drawing Records from Yunnan Observatories
《Research in Astronomy and Astrophysics》2022年第9期132-139,共8页Jia-Wei Hou Shu-Guang Zeng Sheng Zheng Xiao-Yu Luo Lin-Hua Deng Yang-Yang Li Yan-Qing Chen Gang-Hua Lin Yong-Li Feng Jin-Ping Tao 
supported by the National Natural Science Foundation of China (Grant Nos. U2031202 and U1731124);the special foundation work of the Ministry of Science and Technology of China (Grant No. 2014FY120300);the 13th Five-year Informatization Plan of Chinese Academy of Sciences (Grant No. XXH13505-04)。
The ratio of penumbral to umbra area of sunspots plays a crucial role in the solar physics fields, especially for understanding the origin and evolution of the solar activity cycle. By analyzing the recently digitized...
关键词:Sun:sunspots Sun:photosphere Sun:activity techniques:image processing 
Relationship between multi-scale climate factors and performance of ecological engineering on the Loess Plateau, China
《Journal of Forestry Research》2022年第3期789-800,共12页Panxing He Jun Ma Zhiming Han Mingjie Shi Dongxiang Xu Zongjiu Sun 
The work was supported by the Natural Science Foundation of China(41601181);the Scientifi c Research Program of Shanghai Science and Technology Commission(20DZ1204702).
The long-term “Grain-to-Green Program” (GGP) on China’s Loess Plateau is a major global ecological engineering project which has significantly boosted vegetation renewal. Some studies have found that the rate of re...
关键词:Vegetation restoration Ecological engineering Water-related climatic factors Atmospheric circulation and sunspot Loess Plateau 
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