The extreme Universe viewed in very-high-energy gamma rays 2025

from Tuesday, 3 February 2026 (10:00) to Wednesday, 4 February 2026 (21:55)


        : Sessions
    /     : Talks
        : Breaks
3 Feb 2026
4 Feb 2026
AM
10:00 --- Registration for in-person participants ---
10:25 Opening   ()
10:30
Session 1: Very-High-Energy Gamma-Ray Astrophysics (1) (until 11:45) ()
10:30 Large-Sized Telescope array for CTAO: status and first results - Ievgen Vovk ( ICRR, Univ. of Tokyo)   ()
11:05 Revealing the most extreme Galactic sources with LHAASO - Dmitry Khangulyan (ICRR)   ()
11:45 --- Lunch ---
09:30
Session 6: PhD theses (until 10:30) ()
09:30 TeV Gamma-Ray Emission across the Galactic Center Ridge with the CTAO LST-1 - Shotaro Abe   ()
10:00 AGN observations with the LST-1 and new constraints on the EBL intensity - Joshua Baxter   ()
10:30
Session 7: Contributed Talks (2) (until 11:45) ()
10:30 ALMA Calibrator Science for CTAO: Hidden Galactic Clouds and a Millimeter View of Gamma-ray Blazars - Kanako Narita   ()
10:55 High-redshift intergalactic magnetic field lower limits - Ievgen Vovk ( ICRR, Univ. of Tokyo)   ()
11:20 Galaxy Clusters in GeV/TeV - Olaf Reimer (Innsbruck University)   ()
11:45 --- Lunch ---
PM
12:50
Session 2: Microquasars and Particle Acceleration (until 14:25) ()
12:50 XRISM Views of Microquasars - Megumi Shidatsu   ()
13:25 HAWC Gamma-Ray and radio observations of the microquasar V4641 Sgr - Eduardo de la Fuente Acosta (Universidad de Guadalajara)   ()
13:50 Cosmic-Ray Particle Acceleration by Microquasars Revealed with the Square Kilometre Array - Haruka Sakemi   ()
14:25
Session 3: Very-High-Energy Gamma-Ray Astrophysics (2) (until 15:00) ()
14:25 Sub-PeV gamma-ray observations of the northern and southern skies by the Tibet and ALPACA experiments - Takashi Sako   ()
15:00 --- Group photos + Coffee Break ---
15:30
Session 4: Contributed Talks (1) (until 17:10) ()
15:30 The role of TeV-PeV cosmic rays in the Milky Way and beyond - Susumu Inoue (Chiba Univ. / ICRR, Univ. of Tokyo)   ()
15:55 A common four-beam geometry reveals altitude-stratified GeV pulses in canonical young pulsars - Kin Hang (Paul) Yeung (ICRR, Univ. of Tokyo)   ()
16:20 Constrain the Disk-corona Geometry of Stellar Mass Black Hole Cyg X-1 with X-ray Spectral-polarimetric Observations - Sixuan Zhang   ()
16:45 High energy gamma-ray emission from globular cluster populations in galaxies - Ellis Owen   ()
17:10
Session 5: Dark Matter (1) (until 17:45) ()
17:10 The 20 GeV Fermi halo: Evidence for dark matter annihilation? - Tomonori Totani   ()
12:55
Session 8: Dark Matter (2) (until 14:05) ()
12:55 Dark Matter Direct Searches - Kentaro Miuchi (Kobe University)   ()
13:30 Probing Dark Matter with the Milky Way and Its Satellite Galaxies - Kohei Hayash   ()
14:05
Session 9-1: Multimessenger Astrophysics : SKA (until 14:40) ()
14:05 Overview of SKAO and Collaboration with CTAO - Takuya Akahori   ()
14:40 --- Coffee Break ---
15:10
Session 9-2: Multimessenger Astrophysics : SKA (until 15:45) ()
15:10 Radio Transient Studies in the (Pre-)SKA Era and Synergies with CTA - Yuhei Iwata   ()
15:45
Session 10: Multimessenger Astrophysics : IceCube (until 16:55) ()
15:45 Recent IceCube Highlights and Prospects with IceCube Upgrade - Yukiho Kobayashi (Institute for Cosmic Ray Research, The University of Tokyo)   ()
16:20 Soft X-ray transients monitored by MAXI - Wataru Iwakiri   ()