Name: The extreme Universe viewed in very-high-energy gamma rays 2025
Start: 2026-02-03T10:00:00+09:00
End: 2026-02-04T21:55:00+09:00
Location: No location set

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)

Monday, 2 February 2026
Tuesday, 3 February 2026

10:00 Registration for in-person participants
Registration for in-person participants
10:00 - 10:25

10:25 Opening
Opening
10:25 - 10:30
10:30
10:30 - 11:45
Contributions

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
Lunch
11:45 - 12:50
12:50
12:50 - 14:25
Contributions

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
14:25 - 15:00
Contributions

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
Group photos + Coffee Break
15:00 - 15:30
15:30
15:30 - 17:10
Contributions

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
17:10 - 17:45
Contributions

17:10 The 20 GeV Fermi halo: Evidence for dark matter annihilation? - Tomonori Totani
Wednesday, 4 February 2026
09:30
09:30 - 10:30
Contributions

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
10:30 - 11:45
Contributions

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
Lunch
11:45 - 12:55
12:55
12:55 - 14:05
Contributions

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
14:05 - 14:40
Contributions

14:05 Overview of SKAO and Collaboration with CTAO - Takuya Akahori
14:40 Coffee Break
Coffee Break
14:40 - 15:10
15:10
15:10 - 15:45
Contributions

15:10 Radio Transient Studies in the (Pre-)SKA Era and Synergies with CTA - Yuhei Iwata
15:45
15:45 - 16:55
Contributions

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