国家自然科学基金(11125313)

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A Chandra study of the massive, distant galaxy cluster SDSS J0150–1005
《Research in Astronomy and Astrophysics》2013年第10期1155-1162,共8页Zhen-Zhen Qin Hai-Guang Xu Jing-Ying Wang Jun-Hua Gu 
Supported by the National Natural Science Foundation of China(Grant Nos. 10878001, 10973010 and 11125313);the National Basic Research Program of China (973 Program; Grant Nos. 2009CB824900 and 2009CB824904);the Shanghai Science and Technology Commission (Program of Shanghai Subject Chief Scientist; Grant Nos. 12XD1406200 and 11DZ2260700)
We present a study of a fossil cluster,SDSS J0150–1005（z 0.364）,with high spatial resolution based on the imaging spectroscopic analysis of Chandra observations.The Chandra X-ray image shows a relaxed and symmetric...
关键词：galaxies：clusters：general galaxies：evolution galaxies：halos—intergalactic medium X-rays：galaxies：clusters 
Group-scale asymmetric abundance structures in the NGC 533 group
《Research in Astronomy and Astrophysics》2012年第1期63-74,共12页Jun-Hua Gu Hai-Guang Xu Jing-Ying Wang Yu Wang Shao-Feng Xu Zhen-Zhen Qin Li-Yi Gu Tao An Zhong-Li Zhang Min Lei 
supported by the National Natural Science Foundation of China (Grant Nos. 10878001,10973010,and 11125313);the National Basic Research Program of China (973 Program;Grant Nos.2009CB824900 and 2009CB824904);Shanghai Jiao Tong University Innovation Fund For Postgraduates
By performing a two dimensional spectral analysis on the galaxy group NGC 533 with high-quality Chandra data, we find that the metal abundance distribution in this group is anisotropic. In the area around 2.5′ from t...
关键词：galaxies： clusters： individual （NGC 533） -- galaxy： abundances -- in-tergalactic medium -- X-rays： galaxies： clusters 
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