8th International School on High-Energy and Astro-Physics (SHEAP 2026): Modified Gravity
from
Thursday, 13 August 2026 (07:45)
to
Thursday, 20 August 2026 (16:35)
Monday, 10 August 2026
Tuesday, 11 August 2026
Wednesday, 12 August 2026
Thursday, 13 August 2026
08:30
Registration
-
(
IF
)
Registration
(
IF
)
08:30 - 09:30
Room: Auditorium
09:30
Open
-
Sikarin Yoo-Kong
(
IF
)
Open
Sikarin Yoo-Kong
(
IF
)
09:30 - 09:45
Room: Auditorium
09:45
Review of GR
-
Nontapat Wanwieng
Review of GR
Nontapat Wanwieng
09:45 - 10:45
Room: Auditorium
10:45
Break
-
(
IF
)
Break
(
IF
)
10:45 - 11:00
Room: Auditorium
11:00
Review of Field Theory
-
Pongwit Srisangyingcharoen
(
IF
)
Review of Field Theory
Pongwit Srisangyingcharoen
(
IF
)
11:00 - 12:00
Room: Auditorium
12:00
Lunch
-
(
IF
)
Lunch
(
IF
)
12:00 - 13:00
Room: Auditorium
13:00
Review of constraint analysis
-
Pichet Vanichchapongjaroen
(
The Institute for Fundamental Study “The Tah Poe Academia Institute”, Naresuan University
)
Review of constraint analysis
Pichet Vanichchapongjaroen
(
The Institute for Fundamental Study “The Tah Poe Academia Institute”, Naresuan University
)
13:00 - 14:00
Room: Auditorium
14:00
Break
-
(
IF
)
Break
(
IF
)
14:00 - 14:15
Room: Auditorium
14:15
Review of cosmology
-
Pitayuth Wongjun
Review of cosmology
Pitayuth Wongjun
14:15 - 15:15
Room: Auditorium
15:15
Break
-
(
IF
)
Break
(
IF
)
15:15 - 15:30
Room: Auditorium
15:30
Introduction to modified gravity theories
-
Khamphee Karwan
(
The Institute for Fundamental Study
)
Introduction to modified gravity theories
Khamphee Karwan
(
The Institute for Fundamental Study
)
15:30 - 16:30
Room: Auditorium
16:30
Dinner
-
(
IF
)
Dinner
(
IF
)
16:30 - 18:30
Room: Auditorium
18:30
Tutorial
Tutorial
18:30 - 20:30
Room: Auditorium
Friday, 14 August 2026
09:45
Tutorial
-
Pichet Vanichchapongjaroen
(
The Institute for Fundamental Study “The Tah Poe Academia Institute”, Naresuan University
)
Pitayuth Wongjun
(
The Institute for Fundamental Study, Naresuan University
)
Tutorial
Pichet Vanichchapongjaroen
(
The Institute for Fundamental Study “The Tah Poe Academia Institute”, Naresuan University
)
Pitayuth Wongjun
(
The Institute for Fundamental Study, Naresuan University
)
09:45 - 10:45
Room: Auditorium
10:45
Break
-
(
IF
)
Break
(
IF
)
10:45 - 11:00
Room: Auditorium
11:00
Reviewing the WKB Approximation for Black Hole Perturbation Theory
-
Chun Hung Chen
Reviewing the WKB Approximation for Black Hole Perturbation Theory
Chun Hung Chen
11:00 - 12:00
Room: Auditorium
12:00
Lunch
-
(
IF
)
Lunch
(
IF
)
12:00 - 13:00
Room: Auditorium
13:00
Instabilities Ghosts Ostrogradsky
-
Eugeny BABICHEV
Instabilities Ghosts Ostrogradsky
Eugeny BABICHEV
13:00 - 14:00
Room: Auditorium
14:00
Break
-
(
IF
)
Break
(
IF
)
14:00 - 14:15
Room: Auditorium
14:15
Characteristics Hyperbolicity Causality
-
Eugeny BABICHEV
Characteristics Hyperbolicity Causality
Eugeny BABICHEV
14:15 - 15:15
Room: Auditorium
15:15
Break
-
(
IF
)
Break
(
IF
)
15:15 - 15:30
Room: Auditorium
15:30
Kessence Galileons
-
Eugeny BABICHEV
Kessence Galileons
Eugeny BABICHEV
15:30 - 16:30
Room: Auditorium
16:30
Dinner
-
(
IF
)
Dinner
(
IF
)
16:30 - 18:30
Room: Auditorium
18:30
Horndeski
-
Eugeny BABICHEV
Horndeski
Eugeny BABICHEV
18:30 - 19:30
Room: Auditorium
19:30
Beyond Horndeski
-
Eugeny BABICHEV
Beyond Horndeski
Eugeny BABICHEV
19:30 - 20:30
Room: Auditorium
Saturday, 15 August 2026
09:45
Tutorial for Modified Gravity I
-
Pitayuth Wongjun
(
The Institute for Fundamental Study, Naresuan University
)
Tutorial for Modified Gravity I
Pitayuth Wongjun
(
The Institute for Fundamental Study, Naresuan University
)
09:45 - 10:45
Room: Auditorium
10:45
Break
-
(
IF
)
Break
(
IF
)
10:45 - 11:00
Room: Auditorium
11:00
Tutorial for Modified gravity II
-
Pitayuth Wongjun
(
The Institute for Fundamental Study, Naresuan University
)
Tutorial for Modified gravity II
Pitayuth Wongjun
(
The Institute for Fundamental Study, Naresuan University
)
11:00 - 12:00
Room: Auditorium
12:00
Lunch
-
(
IF
)
Lunch
(
IF
)
12:00 - 13:00
Room: Auditorium
13:00
Flash talk
-
23Pakkapon
01Tuchy
02Jakkrit
03Piyachat
04Peerawat
05Muthita
06Bisweswar Sen
07Amornthep
08Nutthaphat
09Hui En Tee
10Worapat
11Atichat
12Ratchanon
13Jaturaporn
14Phichayoot
15Fikri Talek
16Bodin
17Tachma
18Jongruk
19Kate
20Nattanon
21Kittikawin
22Apiwat
24Sarith
25Chilwatun
Flash talk
23Pakkapon
01Tuchy
02Jakkrit
03Piyachat
04Peerawat
05Muthita
06Bisweswar Sen
07Amornthep
08Nutthaphat
09Hui En Tee
10Worapat
11Atichat
12Ratchanon
13Jaturaporn
14Phichayoot
15Fikri Talek
16Bodin
17Tachma
18Jongruk
19Kate
20Nattanon
21Kittikawin
22Apiwat
24Sarith
25Chilwatun
13:00 - 14:00
Room: Auditorium
14:00
Break
-
(
IF
)
Break
(
IF
)
14:00 - 14:15
Room: Auditorium
14:15
Falsh talk
Falsh talk
14:15 - 15:15
Room: Auditorium
15:15
Break
-
(
IF
)
Break
(
IF
)
15:15 - 15:30
Room: Auditorium
15:30
Flash talk
Flash talk
15:30 - 16:30
Room: Auditorium
16:30
Dinner
-
(
IF
)
Dinner
(
IF
)
16:30 - 18:30
Room: Auditorium
18:30
Time to recover (Free time)
-
North, Ratch, A, Ngung
(
IF
)
Time to recover (Free time)
North, Ratch, A, Ngung
(
IF
)
18:30 - 20:30
Room: Auditorium
Sunday, 16 August 2026
09:45
Introduction to Effective Field Theory1
-
Vicharit Yingcharoenrat
(
SISSA
)
Vicharit Yingcharoenrat
Introduction to Effective Field Theory1
Vicharit Yingcharoenrat
(
SISSA
)
Vicharit Yingcharoenrat
09:45 - 10:45
Room: Auditorium
10:45
Break
-
(
IF
)
Break
(
IF
)
10:45 - 11:00
Room: Auditorium
11:00
Introduction to Effective Field Theory2
-
Vicharit Yingcharoenrat
Vicharit Yingcharoenrat
(
SISSA
)
Introduction to Effective Field Theory2
Vicharit Yingcharoenrat
Vicharit Yingcharoenrat
(
SISSA
)
11:00 - 12:00
Room: Auditorium
12:00
Lunch
-
(
IF
)
Lunch
(
IF
)
12:00 - 13:00
Room: Auditorium
13:00
Review of Goldstone Bosons in Effective Field Theory
-
Vicharit Yingcharoenrat
(
SISSA
)
Vicharit Yingcharoenrat
Review of Goldstone Bosons in Effective Field Theory
Vicharit Yingcharoenrat
(
SISSA
)
Vicharit Yingcharoenrat
13:00 - 14:00
Room: Auditorium
14:00
Break
-
(
IF
)
Break
(
IF
)
14:00 - 14:15
Room: Auditorium
14:15
Effective Field Theory of Inflation/Dark Energy
-
Vicharit Yingcharoenrat
(
SISSA
)
Vicharit Yingcharoenrat
Effective Field Theory of Inflation/Dark Energy
Vicharit Yingcharoenrat
(
SISSA
)
Vicharit Yingcharoenrat
14:15 - 15:15
Room: Auditorium
15:15
Break
-
(
IF
)
Break
(
IF
)
15:15 - 15:30
Room: Auditorium
15:30
Applications of Effective Field Theory and Outlook
-
Vicharit Yingcharoenrat
Vicharit Yingcharoenrat
(
SISSA
)
Applications of Effective Field Theory and Outlook
Vicharit Yingcharoenrat
Vicharit Yingcharoenrat
(
SISSA
)
15:30 - 16:30
Room: Auditorium
16:30
Dinner
-
(
IF
)
Dinner
(
IF
)
16:30 - 18:30
18:30
Tutorial
Tutorial
18:30 - 20:30
Monday, 17 August 2026
09:45
$\delta$CDM: a control deviation from $\Lambda$CDM
-
(
IF
)
Nandan Roy
(
Centre for Theoretical Physics and Natural Philosophy, Mahidol University, Thailand
)
$\delta$CDM: a control deviation from $\Lambda$CDM
(
IF
)
Nandan Roy
(
Centre for Theoretical Physics and Natural Philosophy, Mahidol University, Thailand
)
09:45 - 10:15
Room: Auditorium
Introduce yourself and describe your research work roughly for three minutes each
10:15
Hamiltonian analysis of quadratic duality-symmetric action in the Sen formalism
-
(
IF
)
Pichet Vanichchapongjaroen
(
The Institute for Fundamental Study “The Tah Poe Academia Institute”, Naresuan University
)
Hamiltonian analysis of quadratic duality-symmetric action in the Sen formalism
(
IF
)
Pichet Vanichchapongjaroen
(
The Institute for Fundamental Study “The Tah Poe Academia Institute”, Naresuan University
)
10:15 - 10:45
Room: Auditorium
Introduce yourself and describe your research work roughly for three minutes each
10:45
Break
-
(
IF
)
Break
(
IF
)
10:45 - 11:00
Room: Auditorium
11:00
Research talk "Rotating black hole with Dehen dark matter profile"
-
Supakchai Ponglertsakul
Research talk "Rotating black hole with Dehen dark matter profile"
Supakchai Ponglertsakul
11:00 - 11:30
Room: Auditorium
11:30
Reasearch talk "Bipartite reconstruction of Schwartzchild-de Sitter black hole"
-
Lunchakorn Tannukij
(
King Mongkut's Institute of Technology Ladkrabang
)
Lunchakorn Tannukij
(
Mahidol University
)
Lunchakorn Tannukij
(
Mahidol University
)
Reasearch talk "Bipartite reconstruction of Schwartzchild-de Sitter black hole"
Lunchakorn Tannukij
(
King Mongkut's Institute of Technology Ladkrabang
)
Lunchakorn Tannukij
(
Mahidol University
)
Lunchakorn Tannukij
(
Mahidol University
)
11:30 - 12:00
Room: Auditorium
12:00
Lunch
-
(
IF
)
Lunch
(
IF
)
12:00 - 13:00
Room: Auditorium
13:00
Excursion - Travel from Naresuan University to Phitsanulok city
-
(
IF
)
Excursion - Travel from Naresuan University to Phitsanulok city
(
IF
)
13:00 - 13:30
Room: Auditorium
13:30
Excursion - Tour at Wat Phra Si Rattana Mahathat
-
(
IF
)
Excursion - Tour at Wat Phra Si Rattana Mahathat
(
IF
)
13:30 - 14:30
Room: Auditorium
[https://maps.app.goo.gl/R2sjKZr5FRkNv1HeA][1] [1]: https://maps.app.goo.gl/R2sjKZr5FRkNv1HeA
14:30
Excursion - Travel from Wat Phra Si Rattana Mahathat to Wat Chan Tawan Tok
-
(
IF
)
Excursion - Travel from Wat Phra Si Rattana Mahathat to Wat Chan Tawan Tok
(
IF
)
14:30 - 15:00
Room: Auditorium
15:00
Excursion - Tour at Wat Chan Tawan Tok
-
(
IF
)
Excursion - Tour at Wat Chan Tawan Tok
(
IF
)
15:00 - 16:00
Room: Auditorium
[https://maps.app.goo.gl/XB9HqpPWnzBZnZvp6][1] [1]: https://maps.app.goo.gl/XB9HqpPWnzBZnZvp6
16:00
Excursion - Travel back to Naresuan University
-
(
IF
)
Excursion - Travel back to Naresuan University
(
IF
)
16:00 - 16:30
Room: Auditorium
16:30
Free time
-
(
IF
)
Free time
(
IF
)
16:30 - 20:30
Room: Auditorium
You may enjoy the food street associated with Science week.
Tuesday, 18 August 2026
09:45
Foundations of Modified Gravity
-
Antonio De Felice
(
Yukawa Institute for Theoretical Physics, Kyoto University
)
Foundations of Modified Gravity
Antonio De Felice
(
Yukawa Institute for Theoretical Physics, Kyoto University
)
09:45 - 10:45
Room: Auditorium
10:45
Break
-
(
IF
)
Break
(
IF
)
10:45 - 11:00
Room: Auditorium
11:00
Quadratic DHOST Theories
-
Antonio De Felice
(
Yukawa Institute for Theoretical Physics, Kyoto University
)
Quadratic DHOST Theories
Antonio De Felice
(
Yukawa Institute for Theoretical Physics, Kyoto University
)
11:00 - 12:00
Room: Auditorium
12:00
Lunch
-
(
IF
)
Lunch
(
IF
)
12:00 - 13:00
Room: Auditorium
13:00
U-DHOST Theories and the Shadowy Mode
-
Antonio De Felice
(
Yukawa Institute for Theoretical Physics, Kyoto University
)
U-DHOST Theories and the Shadowy Mode
Antonio De Felice
(
Yukawa Institute for Theoretical Physics, Kyoto University
)
13:00 - 14:00
Room: Auditorium
14:00
Break
-
(
IF
)
Break
(
IF
)
14:00 - 14:15
Room: Auditorium
14:15
The Minimal Theory of Massive Gravity (MTMG)
-
Antonio De Felice
(
Yukawa Institute for Theoretical Physics, Kyoto University
)
The Minimal Theory of Massive Gravity (MTMG)
Antonio De Felice
(
Yukawa Institute for Theoretical Physics, Kyoto University
)
14:15 - 15:15
Room: Auditorium
15:15
Break
-
(
IF
)
Break
(
IF
)
15:15 - 15:30
Room: Auditorium
15:30
VCDM, Type-II Minimally Modified Gravity, and Maple Workshop
-
(
IF
)
VCDM, Type-II Minimally Modified Gravity, and Maple Workshop
(
IF
)
15:30 - 16:30
Room: Auditorium
16:30
Dinner
-
(
IF
)
Dinner
(
IF
)
16:30 - 18:30
Room: Auditorium
18:30
Tutorial
Tutorial
18:30 - 20:30
Room: Auditorium
Wednesday, 19 August 2026
09:45
Experimental tests of General Relativity and motivations for modified gravity
-
David F. Mota
Experimental tests of General Relativity and motivations for modified gravity
David F. Mota
09:45 - 10:45
Room: Auditorium
10:45
Break
-
(
IF
)
Break
(
IF
)
10:45 - 11:00
Room: Auditorium
11:00
Scalar-tensor theories, fifth forces, and screening mechanisms
-
David F. Mota
Scalar-tensor theories, fifth forces, and screening mechanisms
David F. Mota
11:00 - 12:00
Room: Auditorium
12:00
Lunch
-
(
IF
)
Lunch
(
IF
)
12:00 - 13:00
Room: Auditorium
13:00
Structure formation, galaxy clusters, and gravitational mass measurements
-
David F. Mota
Structure formation, galaxy clusters, and gravitational mass measurements
David F. Mota
13:00 - 14:00
Room: Auditorium
14:00
Break
-
(
IF
)
Break
(
IF
)
14:00 - 14:15
Room: Auditorium
14:15
Environmental probes using halos, filaments, and cosmic voids
-
David F. Mota
Environmental probes using halos, filaments, and cosmic voids
David F. Mota
14:15 - 15:15
Room: Auditorium
15:15
Break
-
(
IF
)
Break
(
IF
)
15:15 - 15:30
Room: Auditorium
15:30
Gravitational waves, varying constants, and observational constraints
-
David F. Mota
Gravitational waves, varying constants, and observational constraints
David F. Mota
15:30 - 16:30
Room: Auditorium
16:30
Dinner
-
(
IF
)
Dinner
(
IF
)
16:30 - 18:30
Room: Auditorium
18:30
Tutorial
Tutorial
18:30 - 20:30
Room: Auditorium
Thursday, 20 August 2026
09:45
Probing Axion-Photon Conversion in PSR J1745-2900 Magnetosphere with ALMA Observation
-
Nutnicha Masoongnoen
(
Kasetsart University
)
(
IF
)
Probing Axion-Photon Conversion in PSR J1745-2900 Magnetosphere with ALMA Observation
Nutnicha Masoongnoen
(
Kasetsart University
)
(
IF
)
09:45 - 10:15
Room: Auditorium
10:15
Cosmological model with nonminimal nonlinear electrodynamics (NLED)-gravity coupling
-
(
IF
)
Chilwatun Nasiroh
Cosmological model with nonminimal nonlinear electrodynamics (NLED)-gravity coupling
(
IF
)
Chilwatun Nasiroh
10:15 - 10:45
Room: Auditorium
10:45
Break
-
(
IF
)
Break
(
IF
)
10:45 - 11:00
Room: Auditorium
11:00
Public Talk: Is here evidance for a beginning of the Universe and the Big Bang?
-
David F. Mota
(
IF
)
Public Talk: Is here evidance for a beginning of the Universe and the Big Bang?
David F. Mota
(
IF
)
11:00 - 12:00
Room: Auditorium
12:00
Lunch
-
(
IF
)
Lunch
(
IF
)
12:00 - 13:00
Room: Auditorium
13:00
RG-improved in Nonlocal Higgs-Starobinsky inflation
-
Daris Samart
Daris Samart
(
IF
)
RG-improved in Nonlocal Higgs-Starobinsky inflation
Daris Samart
Daris Samart
(
IF
)
13:00 - 13:30
Room: Auditorium
13:30
Introduction to Asymptotic Symmetries and Celestial Holography
-
(
IF
)
Pongwit Srisangyingcharoen
Introduction to Asymptotic Symmetries and Celestial Holography
(
IF
)
Pongwit Srisangyingcharoen
13:30 - 14:00
Room: Auditorium
14:00
Break
-
(
IF
)
Break
(
IF
)
14:00 - 14:15
Room: Auditorium
14:15
Conserved charges in general relativity
-
(
IF
)
Seyed Naseh Sajadi
Conserved charges in general relativity
(
IF
)
Seyed Naseh Sajadi
14:15 - 14:45
Room: Auditorium
14:45
Close
-
(
IF
)
Close
(
IF
)
14:45 - 15:00
Room: Auditorium