The Eighth East Asian Numerical Astrophysics Meeting (EANAM 2018)

Monday October 22, 2018
08:00~08:20 Registration
08:20~08:30 Opening Address
Session 1: Planetary System Chair: Hwei-Jang Yo (NCKU)
08:30~08:50 Lifting dust particles by hydrodynamic turbulence in protoplanetary disks
Min-Kai Lin (ASIAA)
08:50~09:10 The formation of rings and gaps in magnetized wind-launching disks
Scott Suriano (The University of Tokyo)
09:10~09:30 Growth of solid particles in protoplanetary disks with magnetically driven disk winds
Koh Kuwabara (The University of Tokyo)
09:30~09:50 Radiation Hydrodynamic Simulations of the gas flow into the vicinity of gas giants
Yuri Fujii (Nagoya University)
09:50~10:20 Coffee Break
10:20~10:50 Invited Collisions during planet and satellite formation
Hidenori Genda (Earth-Life Science Institute, Tokyo Institute of Technology)
10:50~11:10 The Exchange of Mass and Angular Momentum in the Impact Event of Ice Giant Planets: Implications for the origin of Uranus
Kenji Kurosaki (Nagoya University)
11:10~11:30 An Origin of Multiple Rings in Protoplanetary Disks: Non-Linear Development of Secular Gravitational Instability in Protoplanetary Disks
Shu-ichiro INUTSUKA (Nagoya University)
11:30~11:50 Clarification of Deformation Process of Asteroidal Shapes Through Impact Simulations: Constraint on Collisional History of Large Asteroids
Keisuke Sugiura (Nagoya University, Graduate School of Science)
11:50~13:20 Lunch
Session 2: Jet, Explosion, Supernova, Black Hole Chair: Ronald Taam (Northwestern U.)
13:20~13:50 Invited Stability of Astrophysical Jets
Jinho Kim (Korea Astronomy and Space Science Institute)
13:50~14:10 Jet-driven core-collapse supernovae in the multimessenger era
Philipp Moesta (University of California at Berkeley)
14:10~14:30 Modeling Parabolic Jets from the Spinning Black Hole
Masanori Nakamura (ASIAA)
14:30~14:50 Bell-Instability-Mediated Spectral Modulation of Gamma Rays from a Supernova Remnant Interacting with Molecular Cloud
Inoue Tsuyoshi (Nagoya University)
14:50~15:20 Coffee Break
15:20~15:40 Numerical Study of White Dwarf Thermonucler Explosions Induced by Tidal Disruption Events
Ataru Tanikawa (The University of Tokyo)
15:40~16:00 Multi-messenger Signals from Stellar-mass Black Hole Formation
Kuo-Chuan Pan (National Tsing Hua University)
16:00~16:20 Global Three-dimensional Radiation MagnetoHydroDynamic Simulations of Hard-to-Soft Transitions in Stellar Mass Black Hole Candidates.
Taichi Igarashi (Chiba Univ.)
16:20~16:40 Large-scale parameter search of stellar merger simulations for refinement of intermediate mass black holes formation model
Toshinori Yamauchi (The University of Tokyo)
16:40~17:00 The Effect of Impact Parameter on the Formation of Supermassive Binary Black Holes in Galactic Mergers
Yu-Heng Ho (National Tsing Hua University)
18:00~21:00 Reception (in the Discussion Room)
Tuesday October 23, 2018
Session 3: Neutron-Star Merger, Relativity, Gravitational Wave Chair: Kuo-Chuan Pan (NTHU)
08:20~08:50 Invited Binary neutron stars: Einstein's richest laboratory
Luciano Rezzolla (Goethe University Frankfurt am Main, Germany)
08:50~09:10 Properties of the dynamical ejecta in binary neutron star merger and r-process nucleosynthesis
Yuichiro Sekiguchi (Toho University)
09:10~09:40 Invited r-process nucleosynthesis and kilonovae
Meng-Ru Wu (Institute of Physics, Academia Sinica)
09:40~10:00 Relativistic simulations of binary neutron star mergers
CHIA-HUI Lin (ASIAA/NTU)
10:00~10:30 Coffee Break
10:30~11:00 Invited Numerical relativity simulations of binary-neutron-star mergers and GW170817
Koutarou Kyutoku (High Energy Accelerator Research Organization (KEK))
11:00~11:20 Numerical-Relativity simulations of stellar collapse in Massive Scalar-Tensor gravity
Patrick C. K. Cheong (The Chinese University of Hong Kong)
11:20~11:40 Hydrodynamic Simulation of Dark Matter Admixed Accretion-Induced Collapse: Gravitational-wave Signals
Shuai Zha (the Chinese University of Hong Kong)
11:40~12:00 Development of GW studies in UNIST
Chun-Che (Lupin) Lin (UNIST)
12:00~13:20 Lunch
Session 4: Interstellar Medium , Plasma, Turbulence, Shocks Chair: Min-Kai Lin (ASIAA)
13:20~13:40 Physical properties of the multiphase interstellar medium in converging HI flow
Masato Kobayashi (Osaka University)
13:40~14:00 Mathematical modeling of the formation of dense clumps in the collisions of molecular clouds
Boris Rybakin (SRISA RAS, Moscow State University M.V.Lomonosov)
14:00~14:20 Anisotropic Structure of Synchrotron Polarization
Hyeseung Lee (Korea Astronomy and Space Science Institute (KASI))
14:20~14:40 Electrostatic and electromagnetic streaming instabilities in the electron-positron plasma
Chun-Sung Jao (Deutsches Elektronen-Synchrotron (DESY))
14:40~15:00 Tracing 3D B-field directions and strengths through the Velocity Gradient Technique: Review and prospect
KA HO YUEN (University of Wisconsin-Madison)
15:00~15:30 Coffee Break
15:30~16:00 Invited Particle acceleration at shocks in galaxy clusters and large-scale structure
Hyesung Kang (Pusan National University)
16:00~16:20 Turbulence and Magnetic fields in Galaxy Clusters: a Simulation Study
Soonyoung Roh (UNIST)
16:20~16:40 Merger Shocks in Simulated Galaxy Clusters
Ji-Hoon Ha (Ulsan National Institute of Science and Technology (UNIST))
16:40~17:00 Shock Waves and their Roles in Astrophysical Turbulence
Dongsu Ryu (UNIST)
17:00~18:00 Poster Reviewing (in the Discussion Room)
Wednesday October 24, 2018
Session 5: Galaxies Chair: Ke-Jung Chen (ASIAA)
08:20~08:50 Invited Metal enrichment of simulated galaxies
Takashi Okamoto (Hokkaido University)
08:50~09:10 Magneto-Hydrodynamical Analysis of High-Velocity Compact Molecular Clouds
YanSong Guo (NAGOYA UNIVERSITY)
09:10~09:30 Modeling the Milky Way Galaxy as an N-body System
Michiko Fujii (The University of Tokyo)
09:30~09:50 Physical Properties of Spiral Structures: An Approach Based on the Density-Wave Theory
Yonghwi Kim (Korea Institute for Advanced Study)
09:50~10:20 Group Photo & Break
10:20~10:50 Invited Impact of Lyman alpha pressure on metal-poor dwarf galaxies
Taysun Kimm (Yonsei University)
10:50~11:10 Statistical properties of substructures around MW-size halos and their implications for the formation of stellar streams
Yu Morinaga (Chiba University)
11:10~11:30 The nature of the progenitor of the M31 north-western stream: globular clusters as milestones of its orbit
Takanobu Kirihara (Chiba University)
11:30~11:50 Evolution of dust grain size distribution in galaxies
Hiroyuki Hirashita (ASIAA)
11:50~13:10 Lunch
Session 6: Formation of Galaxies, Cosmology, Dark Matter Chair: Liang Gao (CAS)
13:10~13:30 Solving the cooling flow problem by introducing non gravitational dark
matter-baryon interaction
Hiroki Ichihashi (Hokkaido University)
13:30~13:50 On the formation and physical properties of the intracluster light in hierarchical galaxy formation models
Emanuele Contini (Yonsei Univeristy)
13:50~14:10 Vlasov-Poisson simulations of cosmic neutrinos in the large-scale structure formation
Kohji Yoshikawa (Center for Computational Sciences, University of Tsukuba)
14:10~14:30 Effect of recombination radiation in the formation of first stars
Satoshi Tanaka (Center for Computational Sciences, University of Tsukuba)
14:30~14:50 The Impact of Radiative Feedback on The 21-cm Signature around The First Stars
Toshiyuki Tanaka (Nagoya university, Japan)
14:50~15:20 Coffee Break
15:20~15:40 How the First Supernovae Regulated Star Formation in the First Galaxies
Ke-Jung (Ken) Chen (ASIAA)
15:40~16:00 Formation of the First Galaxies
Li-Hsin Chen (ASIAA/NTU)
16:00~16:20 Comparison of cosmological simulations and deep submillimetre galaxy surveys
Shohei Aoyama (Academia Sinica Institute of Astronomy and Astrophysics (ASIAA))
16:20~16:40 Hierarchical formation of dark matter halos near the free streaming scale and implications for annihilation signals
Tomoaki Ishiyama (Chiba University)
16:40~17:00 How do stars affect ψDM haloes?
James Chan (EPFL)
Thursday October 25, 2018
Session 7: Stars Chair: Tomoyuki Hanawa (Chiba U.)
08:20~08:50 Invited Common Envelope Evolution of Massive Binaries
Paul Ricker (University of Illinois)
08:50~09:10 The Heating of Coronal Loops and X-ray Emission in Low/Zero-metal Stars
Haruka Washinoue (The University of Tokyo)
09:10~09:30 1D Simulations of Stellar Mass Loss with the MESA Code
Po-Sheng Ou (ASIAA / NTU)
09:30~09:50 Recent understanding of low T/W dynamical instabilities in differentially rotating stars
Motoyuki Saijo (Waseda University, Japan)
09:50~10:20 Coffee Break
10:20~10:50 Invited Spiral-shell patterns surrounding evolved stars, proving binary properties
Hyosun Kim (KASI)
10:50~11:10 Statistical properties of interacting binary stars with MESA
Sung-Han Tsai (ASIAA/NCU)
11:10~11:30 Destruction of the Circumstellar Disk during the early period of the Cluster
Taku Hasegawa (Tokyo University)
11:30~11:50 Formation of hierarchical stellar systems modeled by Momentum on Complex plane in conjunction with Nonlinear Relativity
David Ni (Direxion Technology)
11:50~13:20 Lunch
Session 8: Numerical Technique Chair: Dongsu Ryu (UNIST)
13:20~13:50 Invited Athena++: a New MHD Simulation Code with Adaptive Mesh Refinement
Kengo TOMIDA (Osaka University / Princeton University)
13:50~14:10 A modified Davis-Chandrasekhar-Fermi method
Jungyeon Cho (Chungnam National University)
14:10~14:30 COCAL: initial data code for numerical relativity
Koji Uryu (Department of Physics, University of the Ryukyus)
14:30~14:50 A direct method for self-gravitational forces on 2D gaseous disks
Chien-Chang Yen (Fu Jen Catholic University)
14:50~15:20 Coffee Break
15:20~15:40 Astaroth: Accelerating high-order finite-difference hydrodynamics with GPUs
Miikka Väisälä (Academia Sinica, Institute of Astronomy and Astrophysics)
15:40~16:00 A Numerical Scheme Ensuring Total Energy Conservation Including Self-Gravity
Tomoyuki Hanawa (Chiba University)
16:00~16:20 Acceleration of the tree method with SIMD instruction set
Tetsushi Kodama (Chiba University)
16:20~16:50 Poster presentation talks (3 minutes/person)
18:00~21:00 Banquet at the 3rd floor of Shangri-La's Far Eastern Plaza Hotel
Friday October 26, 2018
Session 9: Numerical Technique & Conference Summary Chair: Tomoaki Ishiyama (Chiba U.)
09:20~09:40 GAMER-2: GPU-accelerated Adaptive Mesh Refinement
Hsi-Yu Schive (Institute of Astrophysics, National Taiwan University)
09:40~10:00 Conservative grid functions remapping method for Lagrangian operator-difference scheme for astrophysical MHD problems.
Sergey Moiseenko (Space Research Institute, Moscow, Russia)
10:00~10:20 3D operator numerical method. Application to neutron stars anisotropic heat transfer simulations.
Ilia Kondratev (Space Reseach Institute; National Research nuclear University MEPhI, Moscow, Russia)
10:20~10:40 Searching for Exoplanet Transits through a Machine Learning Technique with Convolutional Neural Network
Ing-Guey Jiang (National Tsing Hua University)
10:40~11:10 Coffee Break
11:10~11:40 Conference Summary by SOC
11:40~11:50 Announcement of next EANAM in 2020
13:00~19:00 Local Excursion