CPLUOS Astrophysics team meeting

Friday 27 May 2022, 14:00 → 15:10 Asia/Seoul

물리학과

https://uos-ac-kr.zoom.us/j/8264902652

COSMOLOGY

1 Hyeonmo's Report

Speaker: Hyeonmo Koo (University of Seoul)

Head-on Collsion of FDM/CDM Halos

• Study gadget4 and install gadget4

2 Young's report. FoF and MST algorithm

Speaker: Young Ju

FoF and MST algorithm

• No progress

3 Hannah's Report

See the slides from 8p

Speaker: Hannah Jhee (University of Seoul)

Nyx: A Massively Parallel AMR Code for Computational Cosmology - AxioNyx

• Original codes
  • No implementation of solitons with velocities
• Initial velocities & phases
  • Superposition of wave function
• Initial setup
  • Soliton setting
    • (Mass(Msun), Position(Mpc), Velocity(km/s), Phase)
      • Soliton 1: (~1e8, -0.0408 or 0 or 0, 33.575 or 0 or 0, 0)
      • Soliton 2: (~1e8, 0.0408 or 0 or 0, -33.575 or 0 or 0, 0)
• Results
  • Pseudospectra
    • time-energy graph

4 Sumi's report

Speaker: Sumi Kim (University of Seoul)

DESI  Early Data BAO Detection Project

• No progress

5 CLML

Cosmology with Large scale structure using Machine Learning

Speaker: Se Yeon Hwang

Cosmology with Large scale structure using Machine Learning(CLML)

• No progress

6 Dr.Sabiu's Report

Speaker: Dr Cristiano Sabiu (University of Seoul)

Deep Learning the Deep Sky: Recovering low surface brightness objects with machine learning

• No progress

7 Discussion