WISDOM: Probing Supermassive Black Holes and their Immediate Environments with ALMA

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date.         Nov 01 * Speaker.   Martin Bureau (Oxford University) * Title.         WISDOM: Probing Supermassive Black Holes and their Immediate Environments with ALMA * Abstract  I will present key results from the mm-Wave Interferometric Survey of Dark Object Masses (WISDOM), a high resolution survey […]

Searching for Neutron Stars in the Galactic Center

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date.         Nov 08 * Speaker.   Chunglee Kim (Ewha Womans Univ.) * Title.         Searching for Neutron Stars in the Galactic Center * Abstract  The gravitational-wave search for Galactic neutron star population targets a subgroup of neutron stars that can emit “persistent” gravitational waves, […]

An Infrared/Submillimeter View of the Evolution of Star-forming Galaxies

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date Nov 22 * Speaker Ho Seong Hwang (KIAS) * Title An Infrared/Submillimeter View of the Evolution of Star-forming Galaxies * Abstract     Understanding how the star formation activity of galaxies evolves with cosmic time is one of the key issues in the study of galaxy formation […]

Supernovae exploding in dense circumstellar media

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date Nov 29 * Speaker Takashi Moriya (NAOJ) * Title Supernovae exploding in dense circumstellar media * Abstract     I discuss the effect of dense circustellar media surrounding supernova progenitors on the early emission of hydrogen-rich (Type IIP) supernovae. Most hydrogen-rich supernovae are explosions of red supergiants. […]

Observation of cosmic ray at Jang Bogo in Antarctica

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date.        Dec 06 * Speaker.   Suyeon Oh Chonnam National Univ. * Title.          Observation of cosmic ray at Jang Bogo in Antarctica * Abstract  Cosmic ray flux is an important factor to response to solar eruptions. Its profile shows the decreasing shape […]

Decoding the Stellar Fossils of the First Stars

Colloquium Astronomy Colloquium (2018 Fall Semester) * Date Dec 13 * Speaker Jinmi Yoon (University of Notre Dame) * Title Decoding the Stellar Fossils of the First Stars * Abstract     One of the primary goals in near-field cosmology is understanding the nature of the first generation of stars and their contribution to the chemical […]

Hungry Baby Star Eating A Space Hamburger and Spitting Spinning Bullets

Colloquium Astronomy Colloquium (2018 Fall Semester) * DateFeb. 7* SpeakerDr. Chin-Fei Lee (ASIAA)* TitleHungry Baby Star Eating A Space Hamburger and Spitting Spinning Bullets* Abstract  With unprecedented angular resolution of 0.02″ of ALMA, we have resolved the disk and jet system in the young protostellar system HH 212 in Orion.  The disk is resolved for the […]

Making Massive Elliptical Galaxies

Colloquium Astronomy Colloquium (2019 Spring Semester) * Date March 14 * Speaker Dr. Ena Choi (Columbia Unv.) * Title Making Massive Elliptical Galaxies * Abstract   Feedback from active galactic nuclei (AGNs) at the centers of galaxies is believed to play a major role during galaxy formation and evolution of those galaxies and central black […]

ALMA Cycle-7 proposal Townhall meeting

Colloquium Astronomy Colloquium (2019 Spring Semester) * Date March 21 * Speaker KASI ALMA TEAM * Title ALMA Cycle-7 proposal Townhall meeting * Abstract     ALMA consists of 50 12-m antennas with a baseline up to 16km, an additional 12 7-m ACA (Atacama Compact Array) and 4 12-m Total Power Array. The productivity of […]