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날짜 2022-01-17 14:00 
일시 Jan. 17(Mon) - 21 (Fri), 2-4pm 
장소 E6-2 Room 2502 
연사 Dr. Donghui Jeong (Penn State University) 

Title: Five Lectures on Observational Probes of Dark Energy

Speaker : Dr. Donghui Jeong (Penn State University)
Date : Jan. 17(Mon) - 21 (Fri), 2-4pm
Place : E6-2 Room 2502 
Notice : Graduate level physics core courses and QFTs are assumed. 
KF94 (or equivalent) mask is required. 
The number of attendees may be limited if it exceeds the limit.
 
 
Five lectures include
  1. Basic cosmology
    FLRW Universe, particle motion, Friedmann equation & solution
  2. Cosmic acceleration
    History; Cosmological constant, vacuum energy, discovery of cosmic acceleration, confirmation from BAO
  3. What causes the acceleration?
    tired light, local void, lambda, Dark Energy, modified gravity
  4. Observational test of DE and MG
    Geometrical test, Dynamical test, If not Lambda, can we distinguish DE from MG?
  5. The CMB map and power spectrum
    CMB physics, probing dark energy with the CMB power spectrum
 
Contact : Minho Son (minho.sonAtkaist.ac.kr)
 
DarkEnergyDHJeong.jpg

 

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164 2022-05-26 16:00  E6 1323  (광학분야 특별세미나)Topological photonic devices
163 2022-04-14 16:00  E6 1323  (광학분야 특별세미나)Holographic tomography of dielectric tensors at optical frequency
162 2022-10-04 16:00  E6 #2501  Distinguishing 6d (1, 0) SCFTs
161 2022-03-29 10:00  E6 #1501/zoom, E6 #2502/zoom  Non-reciprocal phase transitions file
160 2022-03-31 10:00  E6 #1501/zoom  Weiss fields for Quantum Spin Dynamics file
159 2022-01-25 15:00  E6 #1501/online  Emulating twisted double bilayer graphene with a multiorbital optical lattice file
158 2022-10-24 16:00  E6 #1501(공동강의실)  Physics Colloquim(Fall 2022) file
157 2022-07-14 14:15  E6 #1501 & Zoom  Hund and electronic correlations in ruthenium-based systems
156 2022-08-01 10:00  E6 #1501 & Zoom  [Update 세미나 영상] James Webb Space Telescope & OTE Commissioning
155 2022-07-14 13:30  E6 #1501 & Zoom  Electronic structure and anomalous transport properties of topological materials by first principle calculation
154 2022-07-14 15:00  E6 #1501 & Zoom  Pure two-dimensional quantum electron liquid and its phase transition
153 2022-01-11 15:00  E6 #1501  Ultrafast optical studies on CDW collective modes of the Weyl-CDW (TaSe4)2I file
152 2022-01-26 13:00  E6 #1501  An Introduction to Cohomology groups file
151 2022-04-13 10:30  E6 #1323/zoom  Harnessing topology and correlations from singularities in 3d-kagome metals
150 2023-05-17 14:00  E6 #1323  Optical Response in the multilayer thin films
149 2023-04-28 11:00  E6 #1323  Tkachenko wave: From the modern field theory viewpoint
148 2022-10-06 13:00  E6 #1323  Counting States with Global Symmetry
147 2015-07-23 13:30  E4, B401  Enhanced ZnO based UV photonics and related applications file
146 2015-12-17 11:00  E4(KI Building), Matrix Hall (2nd fl.)  Wavefront engineering for in-vivo Deep brain imaging