Attack of the Lyman-Alpha Blobs: A Multi-Wavelength and Polarization Study

Colloquium Astronomy Colloquium (2018 Spring Semester) * Date May 17 * Speaker Ann Zabludoff (Univ. Arizona) * Title Attack of the Lyman-Alpha Blobs: A Multi-Wavelength and Polarization Study * Abstract       Lyman-alpha blobs are mysterious gas clouds in the distant Universe that extend to tens or even hundreds of kpc. Our team, including astronomers […]

Upcoming Era in Numerical Galaxy Formation – New Possibilities and Challenges

Colloquium Astronomy Colloquium (2018 Spring Semester) * Date May 24 * Speaker Ji-Hoon Kim (SNU) * Title Upcoming Era in Numerical Galaxy Formation – New Possibilities and Challenges * Abstract     When experimenting with stars and galaxies is humanly impossible, numerical experiments are often the only means to test our theory of galaxy formation […]

Demographics of Stellar Populations in the Milky Way Galaxy

Colloquium Astronomy Colloquium (2018 Spring Semester) * Date June 7 * Speaker Deokkeun An (Ewha Womans Univ.) * Title Demographics of Stellar Populations in the Milky Way Galaxy * Abstract     Recent large optical and near-infrared spectroscopic surveys have revolutionized our views on stellar populations in the Galaxy with accurate measurements of photospheric abundances […]

Core-collapse supernovae powered by magnetars

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date.        Sep 06 * Speaker   Luc Dessart (CNRS France & Univ. Chile) * Title.        Core-collapse supernovae powered by magnetars * Abstract     In the last decade, numerous super-luminous supernovae (SNe) have been discovered, with time-integrated luminosities up to 10-100 times greater than their `standard’ […]

Looking for the dusty torus in nearby AGNs at MIR

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date Sep 13 * Speaker Mariela Martinez Paredes (KASI) * Title Looking for the dusty torus in nearby AGNs at MIR * Abstract     Nowadays it is enough accepted that active galaxies are formed by a super massive black holes in the nucleus, which is surrounded by […]

Highlights from the first few gravitational-wave detections by LIGO

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date.        Sep 20 * Speaker.   Marc Favata (Montclair State University) * Title.         Highlights from the first few gravitational-wave detections by LIGO * Abstract  Starting in 2015, the Laser Interferometer Gravitational-wave Observatory (LIGO) has detected gravitational waves from several binary black hole mergers […]

The Standard Model of Cosmology and Beyond

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date.         Oct 04 * Speaker.   Arman Shafieloo (KASI) * Title.         The Standard Model of Cosmology and Beyond * Abstract  The standard model of cosmology, a spatially flat, homogeneous and isotropic universe with cosmological constant as dark energy, weakly interacting dark matter and power-law form […]

The Panmunjom Declaration and Prospects of Peace Process on the Korean Peninsula

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date.         Oct 18 * Speaker.   Hak Jae Kim (SNU, Institute for Peace and Unification Studies) * Title.         The Panmunjom Declaration and Prospects of Peace Process on the Korean Peninsula * Abstract  “천문학에서 판문점까지” 천문학은 학문중에서 다루는 시공간의 스케일이 가장 큰 학문이다. 그것이 늘 […]

Multiple Stellar Populations in Globular Clusters from New Ca-CN-CH Photometry

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date Oct 25 * Speaker Jae-Woo Lee (Sejong University) * Title Multiple Stellar Populations in Globular Clusters from New Ca-CN-CH Photometry * Abstract     Over the past decade, it becomes very clear that the classical concept that the globular clusters (GCs) are composed of the simple stellar […]