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Chinese Sunspot Drawings and Their Digitization-(VII) Sunspot Penumbra to Umbra Area Ratio Using the Hand-Drawing Records from Yunnan Observatories 期刊论文
RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2022, 卷号: 22, 期号: 9, 页码: 8
Authors:  Hou, Jia-Wei;  Zeng, Shu-Guang;  Zheng, Sheng;  Luo, Xiao-Yu;  Deng, Lin-Hua;  Li, Yang-Yang;  Chen, Yan-Qing;  Lin, Gang-Hua;  Feng, Yong-Li;  Tao, Jin-Ping
Favorite  |  View/Download:7/0  |  Submit date:2022/09/19
(Sun:) sunspots  Sun: photosphere  Sun: activity  techniques: image processing  
Helicity observations of active regions during the exchange period of Solar Cycle 24 and 25 期刊论文
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2021, 卷号: 509, 期号: 4, 页码: 5298-5304
Authors:  Liu, Jihong;  Liu, Yu;  Zhang, Yin;  Huang, Jin;  Zhang, HongQi
Favorite  |  View/Download:1/0  |  Submit date:2022/09/19
Sun: photosphere  sunspots  Sun: magnetic fields  
Sunspot tilt angles revisited: Dependence on the solar cycle strength 期刊论文
ASTRONOMY & ASTROPHYSICS, 2021, 卷号: 653, 页码: 14
Authors:  Jiao, Qirong;  Jiang, Jie;  Wang, Zi-Fan
Favorite  |  View/Download:11/0  |  Submit date:2021/12/06
Sun: magnetic fields  sunspots  Sun: activity  dynamo  
Light bridges can suppress the formation of coronal loops 期刊论文
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2021, 卷号: 506, 期号: 1, 页码: L35-L39
Authors:  Miao, Yuhu;  Fu, Libo;  Du, Xian;  Yuan, Ding;  Jiang, Chaowei;  Su, Jiangtao;  Zhao, Mingyu;  Anfinogentov, Sergey
Favorite  |  View/Download:12/0  |  Submit date:2021/12/06
sunspots  magnetic fields  magnetic reconnection  MHD  
Naked emergence of an anti-Hale active region I. Overall evolution and magnetic properties 期刊论文
ASTRONOMY & ASTROPHYSICS, 2021, 卷号: 652, 页码: 14
Authors:  Wang, Jincheng;  Yan, Xiaoli;  Kong, Defang;  Xue, Zhike;  Yang, Liheng;  Li, Qiaoling;  Zhang, Yan;  Li, Hao
Favorite  |  View/Download:10/0  |  Submit date:2021/12/06
sunspots  Sun: evolution  Sun: magnetic fields  
Naked emergence of an anti-Hale active region I. Overall evolution and magnetic properties 期刊论文
ASTRONOMY & ASTROPHYSICS, 2021, 卷号: 652, 页码: 14
Authors:  Wang, Jincheng;  Yan, Xiaoli;  Kong, Defang;  Xue, Zhike;  Yang, Liheng;  Li, Qiaoling;  Zhang, Yan;  Li, Hao
Favorite  |  View/Download:9/0  |  Submit date:2021/12/06
sunspots  Sun: evolution  Sun: magnetic fields  
Statistical investigation on the formation of sunspot light bridges 期刊论文
RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2021, 卷号: 21, 期号: 6, 页码: 8
Authors:  Li, Fu-Yu;  Chen, Yu-Hao;  Song, Yong-Liang;  Hou, Zhen-Yong;  Tian, Hui
Favorite  |  View/Download:12/0  |  Submit date:2021/12/06
sunspots  Sun  photosphere  Sun  activity  Sun  evolution  
Statistical investigation on the formation of sunspot light bridges 期刊论文
RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2021, 卷号: 21, 期号: 6, 页码: 8
Authors:  Li, Fu-Yu;  Chen, Yu-Hao;  Song, Yong-Liang;  Hou, Zhen-Yong;  Tian, Hui
Favorite  |  View/Download:16/0  |  Submit date:2021/12/06
sunspots  Sun  photosphere  Sun  activity  Sun  evolution  
The Decay of α-configuration Sunspots 期刊论文
The Astrophysical Journal, 2021, 卷号: 913, 期号: 2
Authors:  Li,Qiaoling;  Zhang,Li;  Yan,Xiaoli;  Wang,Jincheng;  Kong,Defang;  Yang,Liheng;  Xue,Zhike
Favorite  |  View/Download:13/0  |  Submit date:2021/12/06
Sunspots  Solar magnetic fields  Solar photosphere  
Magneto-acoustic waves in magnetic twisted flux tubes 期刊论文
RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2021, 卷号: 21, 期号: 5, 页码: 8
Authors:  Wu, Wei;  Sych, Robert;  Chen, Jie;  Su, Jiang-Tao
Favorite  |  View/Download:12/0  |  Submit date:2021/12/06
Sun  sunspots  Sun  oscillations  Sun  atmosphere