The Magic of Gravitational Lensing and Its Application to Dark Matter Studies
Colloquium Astronomy Colloquium (2016 Spring Semester) * Date May 19 * Speaker Prof. Myungkook James Jee (Yonsei Univ.) * Title The Magic of Gravitational Lensing and Its Application to Dark Matter Studies * Abstract It was only two decades ago that the reaction to the idea of measuring shape distortions of galaxies by gravitation lensing for […]
NASA Mars Missions
Colloquium Astronomy Colloquium (2016 Spring Semester) * Date June 2 * Speaker Prof. Paul Yun (NASA Solar System Ambassador) * Title NASA Mars Missions * Abstract Since 1964, NASA has sent flybys, orbiters, landers, and rovers to Mars, and is ready for a sample return mission in 2020’s and human exploration in 2030’s. In […]
Sub-micro Hz gravitational waves, TAPTA and OJ287
Colloquium Astronomy Colloquium (2016 Spring Semester) * Date June 21 * Speaker A. Gopakumar, (Tata Institute of Fundamental Research, Mumbai, India) * Title Sub-micro Hz gravitational waves, TAPTA and OJ287 * Abstract The first official ‘observing run’ of the advanced LIGO detectors in the USA ensured the emergence of gravitational wave astronomy. The operational […]
Astrophysical inference from gravitational-wave observations of compact binaries with Advanced LIGO
Colloquium Astronomy Colloquium (2016 Spring Semester) * Date July 11 * Speaker Dr. Vivien Raymond (AEI-MPI) * Title Astrophysical inference from gravitational-wave observations of compact binaries with Advanced LIGO * Abstract Gravitational-wave astronomy has made a tremendous stride forward with detections during the first observing run (September 2015 – January 2016) of the Advanced […]
Primordial Gravitational Waves and Rescattered Electromagnetic Radiation in the Cosmic Microwave Background
Colloquium Astronomy Colloquium (2016 Fall Semester) * Date Sep. 1 * Speaker Dong-Hoon Kim * Title Primordial Gravitational Waves and Rescattered Electromagnetic Radiation in the Cosmic Microwave Background * Abstract Understanding the interaction ofprimordial gravitational waves (GWs) with the Cosmic MicrowaveBackground (CMB) plasma is important for observational cosmology. I present aneffect apparently overlooked as […]
Atacama Large Millimeter/sub-millimeter Array (ALMA): Status and Development
Colloquium Astronomy Colloquium (2016 Fall Semester) * Date Sep. 6 * Speaker Dr. Pierre Cox (ALMA Director, Joint ALMA Observatory, Chile) * Title Atacama Large Millimeter/sub-millimeter Array (ALMA): Status and Development * Abstract The Atacama Large Millimeter/submillimeter Array (ALMA) is an aperture synthesis interferometer that currently operates from wavelengths of 3 mm to […]
Giant X-ray Flares in Nearby Galaxies
Colloquium Astronomy Colloquium (2016 Fall Semester) * Date Sep. 8 * Speaker Prof. Jimmy Irwin (University of Alabama) * Title Giant X-ray Flares in Nearby Galaxies * Abstract Very rapid (<1 minute), high amplitude (>100) variability at >1e40 erg/s is nearly unprecedented in our Universe. We have recently discovered a new class of […]
Cosmology and particle physics
Colloquium Astronomy Colloquium (2016 Fall Semester) * Date Oct. 6 * Speaker Hyung Do Kim (SNU, Physics Department) * Title Cosmology and particle physics * Abstract I present a survey of recent ideas using cosmology to understand the hierarchy between the weak scale and the Planck scale, including my recent work on “Nnaturalness”. […]
Roaring TIGRESS: supernovae driven galactic outflows
Colloquium Astronomy Colloquium (2016 Fall Semester) * Date Oct. 20 * Speaker Chang-Goo Kim (Princeton University) * Title Roaring TIGRESS: supernovae driven galactic outflows * Abstract In this talk, I will introduce our new simulation suites called TIGRESS, “Three-phase ISM in Galaxies Resolving Evolution with Star formation and Supernova feedback.” TIGRESS models a realistic […]
IGRINS spectroscopy toward outflows from young stellar objects
Colloquium Astronomy Colloquium (2016 Fall Semester) * Date Oct. 27 * Speaker Heeyoung Oh (SNU) * Title IGRINS spectroscopy toward outflows from young stellar objects * Abstract Outflows from young stellar objects (YSOs) are essential process in the formation of stellar and planetary systems. I present the observations of outflows in the intermediate-mass and […]
