Bodo Ziegler
Bodo Ziegler
Bodo Ziegler
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<strong>Bodo</strong> <strong>Ziegler</strong>: Kinematic & Structural Evolution of Field & Cluster Spirals - Potsdam 21.9.10<br />
Galaxy Evolution<br />
Principal Issue: Classification of Galaxies<br />
● Colors: red or blue, green?<br />
● Structure: disk or spheroid<br />
● Surface brightness: exponential or Sersic<br />
● Star formation: emission or absorption lines<br />
● Stellar populations: young or old, intermediate?<br />
● Kinematics: rotation or dispersion<br />
Galaxy transformation!
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