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International Symposium on Cosmology and Particle Astrophysics: CosPA 2023
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Asia/Hong_Kong
Henry Cheng International Conference Center, The Chinese University of Hong Kong (Hong Kong)
Henry Cheng International Conference Center, The Chinese University of Hong Kong
Hong Kong
Ming Chung Chu
(The Chinese University of Hong Kong (HK))
Description
The International Symposium on Cosmology and Particle Astrophysics is a series of conferences organized in Asia Pacific region annually as an activity of Asia Pacific Organization of Cosmology and Particle Astrophysics (APCosPA).
COSPA 2023 is hosted by Institute of Theoretical Physics, The Chinese University of Hong Kong, and sponsored by The Croucher Foundation and Faculty of Science, The Chinese University of Hong Kong, and Asia Pacific Center for Theoretical Physics.
Ming-chung Chu
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Plenary 1: LT1AConvener: Prof. Sang Pyo Kim (Kunsan Nat. U.)
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1
Welcome to CosPA 2023Speaker: Prof. Sang Pyo Kim (Kunsan Nat. U.)
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2
Welcome to CUHKSpeaker: Prof. Alan Chan (Chinese U. of HK)
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3
Searching for the Milky Way's Extreme Particle AcceleratorsSpeaker: Prof. Gavin Rowell (U. of Adelaide)
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6
TinQin: the Chinese Mission to Detect Gravitational Waves in SpaceSpeaker: Prof. Jun Luo (Sun Yat-Sen U.)
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1
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11:10
Coffee Break
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Parallel 1A: Astrophysics I LT1BConvener: Prof. Otto Hannuksela (Chinese U. of HK)
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7
Late Growth of Brightest Cluster Galaxies Through ICM Cooling Induced Star FormationSpeaker: Arsen Levitskiy (U. of Hong Kong)
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8
A Model Independent Method for Identifying Dark Matter Substructures: Violation of Geometrical Duality in Strong Gravitational LensingSpeaker: Leo Wing Hong Fung (HKUST)
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9
Tracing the Energetic Outflows from Galactic Nuclei: Observational Evidence for a Large-scale Bipolar Radio and X-ray-emitting Bubble-like Structure in M106Speaker: Yuxuan Zeng (U. of Hong Kong)
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7
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Parallel 1B: Gravity I: Parallel 1B: Gravity I LT1AConvener: Prof. Tjonnie Li (Chinese U. of HK/)
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10
Polarization Modes of Gravitational Waves in Generalized Proca TheorySpeaker: Yu-Qi Dong (Lanzhou U.)
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11
Growth of Curvature Perturbations in Non-minimal Curvaton Scenario RevisitedSpeaker: Chao Chen (HKUST)
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12
Geodesic Tracking the Gravitational Collapse and Migration of Boson StarSpeaker: Yu-Peng Zhang (Lanzhou U.)
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10
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12:40
Lunch
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Plenary 2: LT1AConvener: Prof. Bin Wang (Shanghai Jiao Tong U./Yangzhou U.)
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13
GRB-SN Association within the Binary-Driven Hypernova ModelSpeaker: Prof. Remo Ruffini (U. of Rome)
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14
Picard-Lefschetz Interpretation of Cosmic Lensing and BeyondSpeaker: Prof. Ue-Li Pen (Academia Sinica)
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15
Hyper-Kamiokande: Physics Goals and Status of ConstructionSpeaker: Prof. Shigetaka Moriyama (ICRR, U. of Tokyo)
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13
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15:30
Coffee break
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Parallel 2A: Dark Matter I LT1BConvener: Prof. Kaixuan Ni (UC San Diego)
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17
Accelerated Light Dark Matter-Earth Inelastic Scattering in Direct DetectionSpeaker: Liangliang Su (Nanjing Normal U.)
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18
Neutrinos from the Sun can discover dark matter-electron scatteringSpeaker: Ranjan Laha (Indian Inst. of Sci.)
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19
Dark Photon-Photon Tridents from the Accumulated Dark Matter inside Compact ObjectsSpeaker: Tran Quang Thong Nguyen (Stockholm U.)
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17
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Parallel 2B: Gravity II LT1AConvener: Prof. Kenny Ng (Chinese U. of HK)
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20
Testing Black Hole Eikonal CorrespondenceSpeaker: Che-Yu Chen (iTHEMS, RIKEN)
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21
Thermodynamics and Kinetics of the Black Hole Phase TransitionsSpeaker: Jin Wang (Stony Brook U.)
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22
Quasinormal Modes and Greybody Factor of a Lorentz-violating Black HoleSpeaker: Wen-Di Guo (Lanzhou U.)
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23
Bulk Reconstruction from the Surface Growth ApproachSpeaker: Jia-Rui Sun (Sun Yat-Sen U.)
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20
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Plenary 3: LT1AConvener: Prof. Kin-Wang Ng (Academia Sinica)
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24
Evidence for the Nanohertz Gravitational Wave BackgroundSpeaker: Prof. Maura McLaughlin (West Virginia U.)
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25
Progress of Chinese Pulsar Timing Array (by zoom)Speaker: Prof. Kejia Lee (Peking U.)
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26
Promise of Persistent Multi-Messenger nano-Hz GW AstronomySpeaker: Prof. Achamveedu Gopakumar (Tata Inst. of Fund. Res.)
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27
Testing Gravity Using Inter-pulsar Correlation MeasurementsSpeaker: Dr Reggie Bernardo (Academia Sinica)
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24
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11:00
Coffee Break
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Parallel Session 3A: Cosmology I LT1AConvener: Prof. Jane Dai (U. of Hong Kong)
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28
Non-Gaussianities from Heavy Particles with Time-dependent MassSpeaker: Dr Fumiya Sano (Tokyo Inst. of Tech./IBS)
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29
Weak-scale Leptogenesis in a Radiative Seesaw ModelSpeaker: Dr Osamu Seto (Hokkaido U.)
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30
Dynamics of confinement: slingshot mechanism and gravitation wavesSpeaker: Dr Michael Zantedeschi (TD Lee Inst./Shanghai Jiao Tong U.)
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31
Is Cosmic Birefringence Model-dependent?Speaker: Dr Lu Yin (APCTP)
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28
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Parallel Session 3B: Astrophysics II Rm. 202Convener: Prof. Jeremy Lim (U. of Hong Kong)
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32
Mapping the Interstellar Medium of the Milky Way and Nearby GalaxiesSpeaker: Prof. Renbin Yan (Chinese U. of HK)
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33
Evidence of Supernova Remnant W51C Accelerating Cosmic Rays to Sub-PeV Energies Unveiled by LHAASOSpeaker: Dr Zhe Li (Inst. of High Energy Phy.)
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Caution: Photometric Redshift Catalogs in Lensing Fields Confronts Severe ContaminationSpeaker: Dr Jiashuo Zhang (U. of Hong Kong)
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A Lens Finder Map to check claimed High-z Galaxies behind SMACS J0723.3–7327Speaker: Alex Chow (U. of Hong Kong)
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12:40
Lunch
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Plenary 4: LT1AConvener: Prof. Raymond Volkas (U. of Melbourne)
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36
Electroweakly (EW) charged WIMPSpeaker: Prof. Shigeki Matsumoto (IPMU/U. of Tokyo)
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Light and Ultra-light Axion Dark MatterSpeaker: Prof. Lam Hui (Columbia U.)
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Uncovering the Microscopic Features of Axion with Low Energy ObservablesSpeaker: Prof. Kiwoon Choi (CTPU/IBS)
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15:30
Coffee Break
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Parallel Session 4A: Dark Matter II LT1AConvener: Prof. Shigeki Matsumoto (IPMU/U. of Tokyo)
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Pulsar Timing Residuals Induced by Wideband Ultralight Dark MatterSpeaker: Yun-Long Zhang (Nat. Astro. Obs. China)
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Updated Constraints and Future Prospects on Majoron Dark MatterSpeaker: Michiru Niibo (Ochanomizu U.)
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Detection of Ultra-Light Dark Matter with Stimulated AnnihilationSpeaker: Lei Wu (Nanjing Normal U.)
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Constraining Particle Dark Matter with eROSITA Early DataSpeaker: Chi Ngam Fong (Chinese U. of HK)
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40
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Parallel Session 4B: Gravity III Rm. 202Convener: Prof. Yen-chin Ong (Yangzhou U)
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Force-Free Electrodynamics and Black Hole MagnetospheresSpeaker: Govind Menon (Troy U.)
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Detecting High-Frequency Gravitational Waves in Planetary MagnetosphereSpeaker: Chen Zhang (HKUST)
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Termination of Superradiance from a Binary CompanionSpeaker: Huiyu Zhu (HKUST)
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Quantum Gravity Induced Entanglement of Masses in Curved SpacetimesSpeaker: Fu-Wen Shu (Nanchang University)
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Plenary 5: LT1AConvener: Prof. Kiwoon Choi (CTPU/IBS)
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48
21cm Intensity Mapping: A New Window to Probe DESpeaker: Prof. Bin Wang (Shanghai Jiao Tong U./Yangzhou U.)
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Primordial Black Holes and Stochastic Gravitational WavesSpeaker: Prof. Rong-Gen Cai (ITP, CAS / Ningbo Univ.)
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Simulating Cosmic Structure FormationSpeaker: Prof. Naoki Yoshida (IPMU/U. of Tokyo)
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CMB Constraints on New PhysicsSpeaker: Prof. Yvonne Wong (U. of New South Wales)
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11:00
Coffee Break
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Parallel Session 5A: Cosmology II LT1AConvener: Prof. Yvonne Wong (U. of New South Wales)
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How did Galaxy Clusters Reach Their Observed Physical States?Speaker: Prof. Jeremy Lim (U. of Hong Kong)
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Cosmological Gravitational Test by RSD and kSZ EffectSpeaker: Yi Zheng (Sun Yat-sen U.)
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54
Cosmological Correlators Through the Looking GlassSpeaker: Yuhang Zhu (IBS)
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Cosmological Measurement of Neutrino PropertiesSpeaker: Wangzheng Zhang (Chinese U. of HK)
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Parallel Session 5B: Dark Matter III LT1BConvener: Prof. Henry Wong (Academia Sinica)
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The Impact of Baryonic Potentials on the Evolution of Self-interacting Dark Matter HalosSpeaker: Prof. Yiming Zhong (City U. of HK)
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The Sensitivity Floor for Primordial Black Holes Neutrino SearchesSpeaker: Qishan Liu (Chinese U. of HK)
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Lighting up Dark Matter with Gravitational LensingSpeaker: Amruth Alfred (U. of Hong Kong)
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A Dark Matter Probe in Accreting Pulsar-Black Hole BinariesSpeaker: Qianhang Ding (IBS)
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12:40
Lunch
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Plenary Session 6: LT1AConvener: Prof. Rong-Gen Cai (ITP, CAS / Ningbo Univ.)
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The Road Towards the Ultimate WIMP Dark Matter Direct DetectionSpeaker: Prof. Kaixuan Ni (UCSD)
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Status of AMoRE ProjectSpeaker: Prof. Yeongduk Kim (CUP/IBS)
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15:00
Coffee Break
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Parallel Session 6A: Cosmology III LT1AConvener: Prof. Naoki Yoshida (IPMU/U. of Tokyo)
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Growth of Curvature Perturbations in Non-minimal Curvaton Scenario RevisitedSpeaker: Chao Chen (HKUST)
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On the Uniqueness of ΛCDM-like Evolution for Homogeneous and Isotropic Cosmology in General RelativitySpeaker: Daniele Gregoris (Jiangsu Univ. of Sci. & Tech)
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Numerical Investigation of Two-Dimensional Fokker-Planck Equation in Inflationary Models: Importance of Slow-Roll ParametersSpeaker: Jie Jiang (Pusan Nat. U.)
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Odd-parity Perturbations in the Most General Scalar-vector-tensor TheorySpeaker: Manuel González-Espinoza (Playa Ancha U.)
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Parallel Session 6B: Dark Matter IV LT1BConvener: Prof. Yiming Zhong (City U. of HK)
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Primordial Black Holes, Dark Matter, and Gravitational Waves from QCD axion and axion-like particlesSpeaker: Shuailiang Ge (Peking U.)
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Lyman-α Constraints on the Primordial Black Hole Dark MatterSpeaker: Priyank Parashari (Indian Inst. of Sci.)
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Constraining Abundance of Primordial Blackholes in Dark Matter via Transients Comprising Lensed Star ClustersSpeaker: Sung Kei Li (U. of Hong Kong)
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70
The Interplay of Primordial Black Holes, Dark Matter, and AxionsSpeaker: Luca Visinelli (Shanghai Jiao Tong U.)
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67
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Poster Session: (Rm. 203)
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Plenary Session 7: LT1AConvener: Prof. Sang Pyo Kim (Kunsan Nat. U.)
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Direct Imaging of Supermassive Black HolesSpeaker: Prof. Paul Ho (Academia Sinica)
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Black Holes, Maximum Force, and Related Conjectures in General RelativitySpeaker: Prof. Yen-Chin Ong (Yangzhou U)
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Quantum Tunneling in Curved SpacetimeSpeaker: Prof. Masahide Yamaguchi (CTPU/IBS)
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10:30
Coffee Break
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Parallel 7A: Cosmology III LT1AConvener: Prof. Tsang Keung Chan (Chinese U. of HK)
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Have Pulsar Timing Array Methods Detected a Cosmological Phase Transition?Speaker: Antonino Marciano (Fudan U.)
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75
Primordial Perturbations from Ultra-slow-roll Single-field Inflation with Quantum Loop EffectsSpeaker: Prof. Kin-Wang Ng (Academia Sinica)
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76
Higgs Inflation with a Gauss-Bonnet Term in the Einstein FrameSpeaker: Gansukh Tumurtushaa (Jeju Nat. U.)
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Cosmological and Astrophysical Implications of the Stochastic Ricci FlowSpeaker: Prof. Matteo Lulli (Southern U. of Sci. and Tech.)
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Parallel Session 7B: Astrophysics III LT1BConvener: Prof. Paul Ho (Academia Sinica)
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On Graviton-photon Conversions in Magnetic EnvironmentsSpeaker: Jai-chan Hwang (IBS)
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Distinguishing Dirac and Majorana Neutrinos Using Temporal CorrelationSpeaker: Bhavya Soni (IIT Jodhpur)
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Properties of the Brightest Multiply-Lensed Lyman-α Sources in Cluster FieldsSpeaker: James Nianias (U. of Hong Kong)
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81
Can a Star be Smaller Than the Black Hole of the Same Mass?Speaker: Shoulong Li (Hunan Normal U.)
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78
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12:20
Lunch
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Plenary Session 8: LT1AConvener: Prof. Bin Wang (Shanghai Jiao Tong U./Yangzhou U.)
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82
Thermodynamics of Apparent Gauss Bonnet Cosmology and Multivalued Hamiltonian IssuesSpeaker: Prof. Joel Francisco Saavedra Alvear (Pontifical Catholic Univ. of Valparaíso)
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83
Cosmological Magnetic Fields (by zoom)Speaker: Prof. Tanmay Vachaspati (Arizona State U./CERN)
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Schwinger Effect in Magnetized Black Holes and KN Black HolesSpeaker: Prof. Sang Pyo Kim (Kunsan Nat. U.)
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82
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