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Astrophysics and Astronomy

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University of Massachusetts Amherst

Open Access Dissertations

Galactic Center

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Infrared And X-Ray Studies Of The Galactic Center, Hui Dong Sep 2011

Infrared And X-Ray Studies Of The Galactic Center, Hui Dong

Open Access Dissertations

The purpose of this dissertation is to locate evolved massive stars within the central 50 pc of the Galactic Center. These stars are considered to be the descendants of O stars and should be less than 10 Myr old. They trace young star clusters within the Galactic Center. Through these stars and young star clusters, we hope to understand the star formation mode and history within the Galactic Center, as well as the properties of evolved massive stars in the high metallicity environment. We first study the Chandra X-ray deep survey of the Arches and Quintuplet clusters, two of the …