国家自然科学基金(s11233004)

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Line profile analysis of an astronomical spectrograph with a laser frequency comb
《Research in Astronomy and Astrophysics》2014年第8期1037-1045,共9页Fei Zhao Gang Zhao Gaspare Lo Curto Hui-Juan Wang Yu-Juan Liu Liang Wang Wei Wang 
supported by the National Natural Science Foundation of China (Grant Nos. 11233004 and 11390371);supported by the Specialized Research Fund for Shandong Provincial Key Laboratory
We present a study of the spectral line shape associated with a High Resolution Spectrograph on the 2.16 m telescope at the Xinglong Observing Station of National Astronomical Observatories, Chinese Academy of Science...
关键词：TECHNIQUES radial velocities -- instrumentation laser frequency comb 
A search for metal-poor stars pre-enriched by pair-instability supernovae I. A pilot study for target selection from Sloan Digital Sky Survey
《Research in Astronomy and Astrophysics》2012年第12期1637-1648,共12页Jing Ren Norbert Christlieb Gang Zhao 
J.R.and N.C.acknowledge financial support by the Global Networks program of Universitt Heidelberg;by Deutsche Forschungsgemeinschaft through grant CH 214/5-1;Sonderforschungsbereich SFB 881"The Milky Way System"(subproject A4);J.Ren and G.Zhao acknowledge the support by the National Natural Science Foundation of China(Grant Nos.11233004 and 11243004);J.Ren acknowledges partial financial support from the Shandong University Fund for Graduate Study Abroad;Funding for the SDSS and SDSS-II has been provided by the Alfred P.Sloan Foundation,the Participating Institutions,the National Science Foundation,the U.S.Department of Energy,the National Aeronautics and Space Administration,the Japanese Monbukagakusho,the Max Planck Society,and the Higher Education Funding Council for England
We report on a pilot study on identifying metal-poor stars pre-enriched by Pair-Instability Supernovae（PISNe）.Very massive,first generation（Population Ⅲ） stars（140 M⊙≤M≤260 M⊙）end their lives as PISNe,which...
关键词：stars：PopulationⅡ PopulationⅢ-stars：supernovae（PISNe）-stars： abundance-stars：chemically peculiar-method：data analysis-techniques：spec- troscopic-instrumentation：spectrographs 
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