Visit ASIAA Homepage Registration Deadline: July 31, 2025 (Taiwan Time)
CL2025: Entering a Golden Age of Galaxy Cluster Studies
1st East Asian Workshop on Galaxy Clusters
September 23(Tue)-26(Fri), 2025
ASIAA auditorium, Taipei

Posters

Total number of abstracts: 25
1 Sadman Ali
PFS Observatory filler program: target selection and quality of ~60,000 1D+2D pipeline processed galaxy, QSO and stellar spectra taken during the S25A observing runs
Abstract
Sadman Ali Masayuki Tanaka
2 Boseong Cho
Accurate Mass of the Bullet Cluster from a Joint Weak and Strong Lensing Analysis: Combined JWST and DECam Data without Extrapolation
Abstract
Boseong Cho (Yonsei University)
3 Keita Fukushima
Probing Environmental Impact on Galaxy Star Formation with Graph Neural Networks
Abstract
Keita Fukushima (Seoul National University)
4 Angelo George
Unveiling the Size Growth of Quiescent Galaxies: Environmental Effects from UV-Optical Perspectives in Clusters vs. the Field
Abstract
Angelo George (Saint Mary's University)
5 Hayate Hagiwara
Physical Origin of Low-Mass Starburst Galaxies in Protoclusters at Cosmic Noon
Abstract
Hayate Hagiwara, Tadayuki Kodama (Tohoku University), Kazuki Daikuhara (ISAS/JAXA)
6 Eileen Herwig
The search for protoclusters around quasar pairs: From Mpc-scale galaxy overdensities to kpc-scale gas accretion
Abstract
Eileen Herwig (MPA) - collaborators: Fabrizio Arrigoni Battaia (MPA), Chian-Chou Chen (ASIAA), Eduardo Banados (MPIA), Emanuele P. Farina (NOIRLab), Guinevere Kauffmann (MPA), Aura Obreja (IWR, ZAH)
7 Zheng-Xian Hsu
Effects on polarization properties of radio galaxies by magnetized AGN jets
Abstract
Zheng-Xian Hsu (NTHU) Hsiang-Yi Karen Yang (NTHU; NCTS) Alvina Y. L. On (NCTS) Hsi-Yu Schive (NTU)
8 Wen-Chi Hua
The Stellar Content of Galaxy Clusters selected in X-rays
Abstract
Wen-Chi Hua, I-Non Chiu (National Cheng Kung University)
9 Young Ju
MulGuisin, a Topological Network Finder and its Performance on Galaxy Clustering
Abstract
Young Ju (University of Seoul) Inkyu Park (University of Seoul) Cristiano G. Sabiu (University of Seoul) and Sungwook E. Hong (Korea Astronomy and Space Science Institute)
10 Mariko Kubo
Introduction of Pfs Emission-line GAlaxy SUrvey with Subaru
Abstract
Mariko Kubo (Kwansei Gakuin University)
Top
11 Jaehyun Lee
Identification of Galaxy Protoclusters Based on the Spherical Top-hat Collapse Theory
Abstract
Jaehyun Lee (KASI), Changbom Park (KIAS), Juhan Kim (KIAS), Christophe Pichon (IAP), Brad K. Gibson (Woodmansey Primary School), Jihye Shin (KASI), Yonghwi Kim (KISTI), Owain N. Snaith (University of Exeter), Yohan Dubois (IAP), C. Gareth Few (Woodmansey Primary School)
12 I-Hsuan Li
Weak lensing mass calibration of RASS-MCMF galaxy clusters using shear measurements from HSC
Abstract
I-Hsuan Li (National Cheng Kung University), I-Non Chiu (National Cheng Kung University)
13 Yi-Yang Li
"Brick" or "Mist"? Investigating Cold Gas Dynamics in Cool-core Galaxy Clusters
Abstract
Yi-Yang Li (NTHU) Hsiang-Yi Karen Yang (NTHU)
14 Yu-Ren Lin
Cluster Detection from the 100 μm Infrared Background with a Matched Filter Approach
Abstract
Yu-Ren Lin (ASIAA), Yi-Kuan Chiang (ASIAA)
15 Martha Margarita Lopez gutierrez
Evidence of environmental effects: investigating star formation and quenching in perturbed galaxies of nearby clusters
Abstract
Martha Margarita López-Gutiérrez (Korea Institute for Advanced Study, 85 Hoegi-ro, Dongdaemun-gu, Seoul 02455, Republic of Korea), Hector Bravo-Alfaro (Departamento de Astronom´ıa, Universidad de Guanajuato, Gto. 36000, México), P. T. Rahna (Centro de Estudios de Física del Cosmos de Aragón (CEFCA), 44001 Teruel, Spain)
16 Luka Matijevic
The influence of the environment on the lopsided galaxy NGC 2276
Abstract
Luka Matijevic (University of Zagreb, Faculty of Science, Bijenicka cesta 32, 10000 Zagreb, Croatia) Neven Tomicic (University of Zagreb, Faculty of Science, Bijenicka cesta 32, 10000 Zagreb, Croatia) Antonino Marasco (INAF – Padova Astronomical Observatory, Vicolo dell' Osservatorio 5, I-35122 Padova, Italy)
17 Bomi Park
Mapping galaxy clusters using Redsequence in KS4 at z<0.8
Abstract
Bomi Park(SNU), Myunshin Im(SNU), Seong-Kook Lee(SNU), and KS4 team(SNU)
18 Hyosun Park
Advancing cluster weak lensing analysis with deep learning under realistic systematics
Abstract
Hyosun Park (Yonsei University), M. James Jee (Yonsei University, UC Davis), Yongsik Jo (UNIST), Minchang Jeong (UNIST), Siyeol Jeong (UNIST), Taehwan Kim (UNIST)
19 Siddhant Sen
The distribution of shock and splashback in Massive Clusters
Abstract
Siddhant sen(IISER Pune), Susmita Adhikari(IISER Pune), Benedikt Diemer(University of Maryland), Daisuke Nagai(Yale University)
20 Ryo Albert Sutanto
Environmental Dependence of High Redshift Galaxies Traced by JWST Pure-Parallel Imaging Program BEACON
Abstract
Ryo Albert Sutanto (Tohoku University), Tadayuki Kodama (Tohoku University), Takahiro Morishita (California Institute of Technology)
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21 Yuta Suzuki
Environments of Quasars and Their Feedback on Nearby Galaxies: Insights from Subaru/HSC Data
Abstract
Yuta Suzuki, Yoshiki Matsuoka (Ehime University), Hisakazu Uchiyama (Hosei University), Jun Toshikawa (NHAO), Satoshi Kikuta, Haruka Kusakabe (University of Tokyo), Masatoshi Imanishi (NAOJ), and et al.
22 Fuyuko Tanaka
Weak Lensing Measurement of Nearby, X-ray Luminous Galaxy Clusters with Subaru Hyper Suprime-Cam
Abstract
Fuyuko Tanaka(Nagoya University), Hironao Miyatake (KMI, Nagoya University), Ian Dell'Antonio (Brown Univeristy), Shenming Fu (SLAC), LoVoCCS collaboration
23 Pei-Cheng Tung
Coevolution of Dwarf Galaxies and Their Circumgalactic Medium Across Cosmic Time
Abstract
Pei-Cheng Tung (ASIAA) and Ke-Jung Chen (ASIAA)
24 Wesley Van kempen
Group Therapy for Halos: Advancing Halo Mass Estimation for Galaxy Groups
Abstract
Wesley Van Kempen (Swinburne) Michelle Cluver (Swinburne; co-author) Edward Taylor (Swinburne; co-author) Daren Croton (Swinburne; co-author) Tystan Lambert (University of Western Australia; co-author)
25 Lillian Wright
Spectrotomography: Weak Lensing Signal Detection Using Only Spectroscopic Redshifts
Abstract
Lillian Wright (Seoul National University) Jubee Sohn (Seoul National University)
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