China-India-Thailand Workshop on High Energy Astrophysics

3-5 December 2025

Nakhon Ratchasima, Thailand

Organizers (China):

Cosimo Bambi (Fudan)

Long Ji (SYSU Zhuhai)

Honghui Liu (Tuebingen)


Organizers (India):

Pankaj Jain (IIT Kanpur)

Ranjeev Misra (IUCAA Pune)

J.S. Yadav (IIT Kanpur & TIFR Mumbai)


Organizers (Thailand):

Poemwai Chainakun (SUT)

Tirawut Worrakitpoonpon (SUT)




Program


December 3 (Wednesday)


09:00-09:15 Registration

09:15-09:30 Welcome and Opening Speech (Poemwai Chainakun and Sirichok Jungtawan)


09:30-10:00 P. Sreekumar (MCNS): Indian space astronomy research: a brief overview

10:00-10:30 Shu Zhang (IHEP/CAS): Overviews of Insight-HXMT Results on X-ray Binaries and IHEP Future Space Missions


10:30-10:45 Coffee break


10:45-11:15 Poemwai Chainakun, Kamonwan Khanthasombat (SUT): Spectral and wavelet lag analysis of Fairall 9

11:15-11:45 Ranjeev Misra (IUCAA): Some recent results from AstroSat observations of Neutron star X-ray binaries

11:45-12:15 Cosimo Bambi (Fudan): An interstellar mission to the closest black hole?


12:15-14:00 Lunch


14:00-14:30 Pankaj Jain (IIT Kanpur): Interpretation of Simultaneous QPO Triplets in 4U 1728-34

14:30-15:00 Xuhong Ye (Padua): Linking Fermi Blazars and Radio Galaxies through Accretion and High-Energy Emission: unification and SEDs

15:00-15:30 Tirawut Worrakitpoonpon, Sanhanat Deesamutara (SUT): Extraction method for response functions from X-ray light curves of AGN by optimization algorithm


15:30-15:45 Coffee break


15:45-16:15 Dipanjan Mukherjee (IUCAA): Simulating non-thermal emission and particle acceleration in relativistic jets

16:15-16:45 Debtroy Das (Fudan): Spin Constraints on 4U 1630-47 via combined Continuum Fitting and Reflection methods: a comparative study using Frequentist and Bayesian statistics

16:45-17:15 Ruchika Dhaka (IIT Kanpur): Spectral and Timing Properties of BHXRBs GX 339-4 & GRS 1915+105

17:15-17:45 Askar Abdikamalov (NewUU): A Relativistic Reflection Model and Its Variants: The RELXILL NK Suite


18:00 Dinner




December 4 (Thursday)


09:00-09:30 Guobao Zhang (YNAO): Probing Outbursting Black Hole X-ray Binaries with Multiwavelength Observations

09:30-10:00 Kaushik Chatterjee (YNU): Probing Newly Detected Galactic Black Holes with Current-Generation X-ray Facilities

10:00-10:30 Wasutep Luangtip, Surasak Loekkesee (SWU): Swift–TNO Monitoring of the Ultraluminous X-ray Source Holmberg IX X-1


10:30-10:45


10:45-11:15 Indu Dihingia (SJTU & Ningbo): Testing gravity theories with black-hole shadows

11:15-11:45 Swarnim Shashank (Fudan): Modeling X-ray reflection with non-standard accretion geometries

11:45-12:15 Suraphong Yuma (MU): Multiphase gas outflows in type-2 AGNs


12:15-14:00 Lunch


14:00-14:30 Mayukh Pahari (IIT Hyderabad): Spectral State-Dependent X-ray Polarisation in the Black Hole Binaries Cyg X-1 and Cyg X-3

14:30-15:00 Apimook Watcharangkool (NARIT): Core Collapse Supernovae and Beyond Standard Model from Multi-messenger detections


15:00-15:30 Coffee break


15:30-18:00 Free discussions


18:00 Dinner




December 5 (Friday)


09:00-09:30 Nakarin Mankatwit (SUT): Revealing Hidden Repeaters: Semi-Supervised Insights into the Fast Radio Burst Population

09:30-10:00 Jithesh V. (Christ University): Thermonuclear X-ray Bursts During Eclipse Transitions in LMXRBs

10:00-10:30 Ashutosh Tripathi (XAO/CAS): Quasi-periodic oscillations in multi-wavelength observations of supermassive black holes


10:30-10:45 Coffee break


10:45-11:15 Patipan Uttayarat (SWU): Searching for Dark Photon Dark Matter at the National Astronomical Research Institute of Thailand

11:15-11:45 Vaibhav Sharma (IIT Kanpur): Spectral-Temporal Study of Black Hole Binaries with AstroSat

11:45-12:15 Guo-Hai Chen (GZHU): Changing-Look Behavior and Amplitude-Modulated QPO in Blazar Ton 599


12:15-12:30 Concluding remarks


12:30-14:00 Lunch




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