Center for Advanced Computation
Kim, Juhan
Research Professor
Cosmology, Large-scale Structure of the Universe and Galaxy Formation - Numerical Cosmology (N-body and Hydrodynamics) - Dark Matter and Dark Energy (phenomenology) - Cosmic reionization - Peculiar velocity & non-GR effects - Cosmic topology
- Sep 03 – Aug 04 Postdoctoral Fellowship, Korea Astronomical Observatory
- Nov 04 – Aug 08 Research Fellow, Korea Institute for Advanced Study
- Sep 08 – Aug 09 Visiting Post-doctor to Canadian Institute for Theoretical Astrophysics
- Sep 09 – Aug 10 Research Professor at Kyung Hee University
- Sep 10 – Now Research Professor at Korea Institute for Advanced Study
Publications at KIAS
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Emergence of the Galaxy Morphology-Star Formation Activity-Clustercentric Radius Relations in Galaxy Clusters
ASTROPHYSICAL JOURNAL, 2024 -
Testing Lyα Emitters and Lyman-break Galaxies as Tracers of Large-scale Structures at High Redshifts
ASTROPHYSICAL JOURNAL, 2024 -
Star formation properties of z ∼ 1 galaxy clusters and groups from Horizon Run 5
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2024 -
The environmental dependence of the stellar mass-gas metallicity relation in Horizon Run 5
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2024 -
Spatial Distribution of Intracluster Light versus Dark Matter in Horizon Run 5
ASTROPHYSICAL JOURNAL, 2024 -
Merger-tree-based Galaxy Matching: A Comparative Study across Different Resolutions
ASTROPHYSICAL JOURNAL, 2024 -
The effects of non-linearity on the growth rate constraint from velocity correlation functions
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2024 -
Probing cosmology via the clustering of critical points
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2024 -
Identification of Galaxy Protoclusters Based on the Spherical Top-hat Collapse Theory
ASTROPHYSICAL JOURNAL, 2024 -
Cosmological Parameter Constraints from the SDSS Density and Momentum Power Spectra
ASTROPHYSICAL JOURNAL, 2023 -
On the Effects of Local Environment on Active Galactic Nucleus (AGN) in the Horizon Run 5 Simulation
ASTROPHYSICAL JOURNAL, 2023 -
Tomographic Alcock-Paczynski Test with Redshift-space Correlation Function: Evidence for the Dark Energy Equation-of-state Parameter w >-1
ASTROPHYSICAL JOURNAL, 2023 -
Cluster-counterpart Voids: Void Identification from Galaxy Density Field
ASTROPHYSICAL JOURNAL, 2023 -
Low-surface-brightness Galaxies are Missing in the Observed Stellar Mass Function
ASTROPHYSICAL JOURNAL, 2023 -
Evolution of matter and galaxy clustering in cosmological hydrodynamical simulations
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2023 -
Formation and Morphology of the First Galaxies in the Cosmic Morning
ASTROPHYSICAL JOURNAL, 2022 -
Comparison of Spatial Distributions of Intracluster Light and Dark Matter
ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 2022 -
Minkowski Functionals of SDSS-III BOSS: Hints of Possible Anisotropy in the Density Field?
ASTROPHYSICAL JOURNAL, 2022 -
Living with Neighbors. IV. Dissecting the Spin-Orbit Alignment of Dark Matter Halos: Interacting Neighbors and the Local Large-scale Structure
ASTROPHYSICAL JOURNAL, 2021 -
Revealing the Local Cosmic Web from Galaxies by Deep Learning
ASTROPHYSICAL JOURNAL, 2021 -
The Horizon Run 5 Cosmological Hydrodynamical Simulation: Probing Galaxy Formation from Kilo- to Gigaparsec Scales
ASTROPHYSICAL JOURNAL, 2021 -
Identification of Cosmic Voids as Massive Cluster Counterparts
ASTROPHYSICAL JOURNAL, 2021 -
Cosmological Parameter Estimation from the Two-dimensional Genus Topology-Measuring the Expansion History Using the Genus Amplitude as a Standard Ruler
ASTROPHYSICAL JOURNAL, 2021 -
Cosmological Information from the Small-scale Redshift-space Distortion
ASTROPHYSICAL JOURNAL, 2020 -
Cosmological Parameter Estimation from the Two-dimensional Genus Topology: Measuring the Shape of the Matter Power Spectrum
ASTROPHYSICAL JOURNAL, 2020 -
HIR4: cosmology from a simulated neutral hydrogen full sky using Horizon Run 4
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2020 -
Constraining cosmology with big data statistics of cosmological graphs
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2020 -
Living with Neighbors. II. Statistical Analysis of Flybys and Mergers of Dark Matter Halos in Cosmological Simulations
ASTROPHYSICAL JOURNAL, 2019 -
Efficient Parallel Algorithm for Estimating Higher-order Polyspectra
ASTRONOMICAL JOURNAL, 2019 -
Alcock-Paczynski Test with the Evolution of Redshift-space Galaxy Clustering Anisotropy
ASTROPHYSICAL JOURNAL, 2019 -
Graph Database Solution for Higher-order Spatial Statistics in the Era of Big Data
ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 2019 -
Supercluster A2142 and collapse in action: infalling and merging groups and galaxy transformations
ASTRONOMY & ASTROPHYSICS, 2018 -
Resolution Convergence in Cosmological Hydrodynamical Simulations Using Adaptive Mesh Refinement
Monthly Notices of the Royal Astronomical Society,, 2018 -
Resolution convergence in cosmological hydrodynamical simulations using adaptive mesh refinement
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2018 -
Cylinders out of a top hat: counts-in-cells for projected densities
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2018 -
Minkowski Tensors in Two Dimensions: Probing the Morphology and Isotropy of the Matter and Galaxy Density Fields
ASTROPHYSICAL JOURNAL, 2018 -
Cosmological Constraints from the Redshift Dependence of the Alcock-Paczynski Effect: Dynamical Dark Energy
ASTROPHYSICAL JOURNAL, 2018 -
A question of separation: disentangling tracer bias and gravitational non-linearity with counts-in-cells statistics
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2018 -
Cosmological Parameter Estimation Using the Genus Amplitude-Application to Mock Galaxy Catalogs
ASTROPHYSICAL JOURNAL, 2018 -
Post-reionization Kinetic Sunyaev-Zel’dovich Effect in Illustris Simulation
한국천문학회보, 2017 -
Cosmological Constraints from the Redshift Dependence of the Volume Effect Using the Galaxy 2-point Correlation Function across the Line of Sight
ASTROPHYSICAL JOURNAL, 2017 -
Dark matter haloes in modified gravity and dark energy: interaction rate, small- and large-scale alignment
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2017 -
New Fitting Formula for Cosmic Nonlinear Density Distribution
ASTROPHYSICAL JOURNAL, 2017 -
Ecology of dark matter haloes - II. Effects of interactions on the alignment of halo pairs
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2017 -
Beyond Kaiser bias: mildly non-linear two-point statistics of densities in distant spheres
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2017 -
Topology of Large-scale Structures of Galaxies in Two Dimensions-Systematic Effects
ASTROPHYSICAL JOURNAL, 2017 -
COSMOLOGICAL CONSTRAINTS FROM THE REDSHIFT DEPENDENCE OF THE ALCOCK-PACZYNSKI EFFECT: APPLICATION TO THE SDSS-III BOSS DR12 GALAXIES
ASTROPHYSICAL JOURNAL, 2016 -
THE MOST BOUND HALO PARTICLE-GALAXY CORRESPONDENCE MODEL: COMPARISON BETWEEN MODELS WITH DIFFERENT MERGER TIMESCALES
ASTROPHYSICAL JOURNAL, 2016 -
HECTOMAP AND HORIZON RUN 4: DENSE STRUCTURES AND VOIDS IN THE REAL AND SIMULATED UNIVERSE
ASTROPHYSICAL JOURNAL, 2016 -
Fly-By Encounters Between Dark Matter Halos in Cosmological Simulations
Publications of The Korean Astronomical Society, 2015 -
Topology of neutral hydrogen distribution with the Square Kilometre Array
Proceedings of Advancing Astrophysics with the Square Kilometre Array, 2015 -
STOCHASTIC MODEL OF THE SPIN DISTRIBUTION OF DARK MATTER HALOS
ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 2015 -
HORIZON RUN 4 SIMULATION: COUPLED EVOLUTION OF GALAXIES AND LARGE-SCALE STRUCTURES OF THE UNIVERSE
JOURNAL OF THE KOREAN ASTRONOMICAL SOCIETY, 2015 -
HORIZON RUN 3: TOPOLOGY AS A STANDARD RULER
ASTROPHYSICAL JOURNAL, 2015 -
The ecology of dark matter haloes -I. The rates and types of halo interactions
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2015 -
Cosmological constraints from the redshift dependence of the Alcock-Paczynski test and volume effect: galaxy two-point correlation function
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2015 -
A TOPOLOGICAL ANALYSIS OF LARGE-SCALE STRUCTURE, STUDIED USING THE CMASS SAMPLE OF SDSS-III
ASTROPHYSICAL JOURNAL, 2014 -
COSMOLOGICAL CONSTRAINTS FROM THE REDSHIFT DEPENDENCE OF THE ALCOCK-PACZYNSKI TEST: GALAXY DENSITY GRADIENT FIELD
ASTROPHYSICAL JOURNAL, 2014 -
Effects of the initial conditions on cosmological N-body simulations
NEW ASTRONOMY, 2014 -
EUNHA: A NEW COSMOLOGICAL HYDRODYNAMIC SIMULATION CODE
JOURNAL OF THE KOREAN ASTRONOMICAL SOCIETY, 2014 -
2D GENUS TOPOLOGY OF 21-CM DIFFERENTIAL BRIGHTNESS TEMPERATURE DURING COSMIC REIONIZATION
JOURNAL OF THE KOREAN ASTRONOMICAL SOCIETY, 2014 -
HALO SPIN PARAMETER IN COSMOLOGICAL SIMULATIONS
JOURNAL OF THE KOREAN ASTRONOMICAL SOCIETY, 2014 -
TOPOLOGY OF LUMINOUS RED GALAXIES FROM THE SLOAN DIGITAL SKY SURVEY
ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES, 2013 -
INITIAL SIZE DISTRIBUTION OF THE GALACTIC GLOBULAR CLUSTER SYSTEM
ASTROPHYSICAL JOURNAL, 2013 -
THE CHALLENGE OF THE LARGEST STRUCTURES IN THE UNIVERSE TO COSMOLOGY
ASTROPHYSICAL JOURNAL LETTERS, 2012 -
A SECOND-ORDER BIAS MODEL FOR THE LOGARITHMIC HALO MASS DENSITY
ASTROPHYSICAL JOURNAL, 2012 -
THE NEW HORIZON RUN COSMOLOGICAL N-BODY SIMULATIONS
JOURNAL OF THE KOREAN ASTRONOMICAL SOCIETY, 2011 -
Three-Dimensional Genus Topology of Luminous Red Galaxies
Astrophysical Journal, 2009 -
A subhalo-galaxy correspondence model of galaxy biasing
ASTROPHYSICAL JOURNAL, 2008 -
Environment and mass dependencies of galactic lambda spin parameter: cosmological simulations and observed galaxies compared
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2008 -
Genus topology of structure in the Sloan Digital Sky Survey: Model testing
ASTROPHYSICAL JOURNAL, 2008 -
The Hubble-Depth Survey
Revista Mexicanna de Astronomia y Astrofisica (Serie de Conferencias), 2007 -
A new halo-finding method for N-body simulations
ASTROPHYSICAL JOURNAL, 2006 -
Effects of gravitational evolution, biasing, and redshift space distortion on topology
ASTROPHYSICAL JOURNAL, 2005 -
Topology analysis of the Sloan Digital Sky Survey. I. Scale and luminosity dependence
ASTROPHYSICAL JOURNAL, 2005 -
GOTPM: a parallel hybrid particle-mesh treecode
New Astronomy, 2003 -
Diffuse Dark and Bright Objects in the Hubble Deep Field
The Astrophysical Journal, 1998
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- Center for Advanced Computation, Korea Institute for Advanced Study
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