| 摘要 | 第1-6页 |
| Abstract | 第6-10页 |
| List of Figures | 第10-12页 |
| List of Tables | 第12-13页 |
| 1 Introduction | 第13-29页 |
| ·Galaxy bimodality | 第14-23页 |
| ·Galaxy bimodality in the nearby universe | 第14-19页 |
| ·Galaxy bimodality in the distant universe | 第19-23页 |
| ·Active Galactic Nuclei and their host galaxies | 第23-29页 |
| 2 Correlations of SEDs and Morphologies with Star-formation Status for Massive Galaxies at z～2 | 第29-61页 |
| ·Data Sets and IERO Selection | 第30-33页 |
| ·Separating Quiescent and Star-forming Populations Based on IR colors | 第33-35页 |
| ·Morphologies of Quiescent and Star-forming Galaxies from HST/WFC3 NIR Imaging | 第35-46页 |
| ·Visual Classification | 第36-38页 |
| ·Nonparametric Morphological Parameters | 第38-46页 |
| ·Photometric Redshifts, Stellar Masses, and Star formation Rates | 第46-54页 |
| ·Photometric Redshifts | 第46页 |
| ·Stellar Masses | 第46-52页 |
| ·Star Formation Rates | 第52-54页 |
| ·A joint Analysis of Star-formation Status, Colors, and Morphologies | 第54-59页 |
| ·Summary | 第59-61页 |
| 3 Color and Stellar Population Gradients in Massive Galaxies at z～2 | 第61-65页 |
| ·Sample selection and source properties | 第62页 |
| ·Color gradients | 第62-65页 |
| 4 AGN activity in massive galaxies at 0.5< z<2.5 | 第65-79页 |
| ·Data | 第66-68页 |
| ·source catalogue | 第66-68页 |
| ·Source properties and sample construction | 第68页 |
| ·Separating quiescent and star-forming AGN hosts | 第68-72页 |
| ·Discussion:AGN activity in quiescent and star-forming galaxies | 第72-79页 |
| 5 Discussion and Future work | 第79-85页 |
| ·Implications on the transformation of blue into red galaxies | 第79-81页 |
| ·Implications on the connection between AGN and host galaxies | 第81页 |
| ·Metallicity of massive galaxies at z～2 | 第81-85页 |
| References | 第85-97页 |
| 6 Papers List | 第97-99页 |
| 致谢 | 第99-101页 |
