Search Publications
The Evolution of Star Formation in Early-type Galaxies
Zheng, X. Z.; Wang, F.
How the star formation activity in early-type galaxies (ETGs) evolves over cosmic time provides observational constraints on the picture of the formation and evolution of ETGs. Using HST/ACS (Hubble Space Telescope/Advanced Camera for Surveys) imaging data from the GEMS (Galaxy Evolution from Morphology and SEDs) survey and multi-band data in the …
Positioning Reduction of Deep Space Probes Based on VLBI Tracking
Qiao, S. B.
In the background of the Chinese Lunar Exploration Project and the Yinghuo Project, through theoretical analysis, algorithm study, software development, data simulation, real data processing and so on, the positioning reductions of the European lunar satellite Smart-1 and Mars Express (MEX) satellite, as well as the Chinese Chang'e-1 (CE-1) and Ch…