Coordinators:

Partha Konar, Debtosh Chowdhury, Sandeepan Gupta, Arghya Choudhury, Swagata Mukherjee

 WHEPP 2025, SM&BSM sessions, timetable

Dec 14 sunday 

14:30 – 16:30 (2 hours) WG session 1

• 14:30 – 14:45 (15 min) talk by Kenji: On MeV-GeV leptophilic light particles: physical motivations, possible models and how to prove it in experiments

• 14:45–15:00 (15 min) Discussion + formation of group to work on it

• 15:00 – 15:15 (15 min) talk by Tanumoy: Leptoquark/ vectorlike fermions/ simple gauge extensions

• 15:15 – 15:30 (15 min) Discussion + formation of group to work on it

• 15:30 – 15:45 (15 min) talk by Basabendu (cosmology)

• 15:45 – 16:00 (15 min) Discussion + formation of group to work on it

• 16:00 – 16:15 (15 min) talk by Saiyad: Indications for New Higgs bosons at the LHC

• 16:15 – 16:30 (15 min) Discussion + formation of group to work on it

[break]

17:00 – 18:30 (1.5 hours) WG session 2

• 17:00 – 17:15 (15 min) talk by Triparno: Indirect bounds on light new physics

• 17:15 – 17:30 (15 min) Discussion + formation of group to work on it

• 17:30 – 17:45 (15 min) talk by Shankha: Effective Field Theories/Collider Physics

• 17:45 – 18:00 (15 min) Discussion + formation of group to work on it

• 18:00 – 18:15 (15 min) talk by Vishal: Inductive Biases for LHC phenomenology

• 18:15 – 18:30 (15 min) Discussion + formation of group to work on it

Dec 15 monday 

14:15 – 16:30 (2 hours 15 min) WG session 3

You may attend the dark-matter related talks in WG-V as they are of common interest. Otherwise, you may start working on your project / open problem

17:00 – 18:30 (1.5 hours) WG session 4

• 17:00 — 17:15 (15 min) talk by Subhadeep: AI/ML application in new physics search

• 17:15 – 17:30 (15 min) Discussion + formation of group to work on it

• 17:30 – 17:45 (15 min) talk by Akanksha: Advanced  AI/ML Techniques

• 17:45 – 18:00 (15 min) Discussion + formation of group to work on it

• 18:00 – 18:15 (15 min) talk by Subhaditya on Physics potential of future lepton colliders

• 18:15 – 18:30 (15 min) Discussion + formation of group to work on it

Dec 16 tuesday

14:15 – 16:15 (2 hours) WG session 5 

[this session is devoted to short talks]

• 14:15 – 14:30 (15 min) short talk by Rhitaja on “Can local hidden-variable theories be excluded at colliders?”

• 14:30 – 14:45 (15 min) short talk by Prolay [HEP-ex]

• 14:45 – 15:00 (15 min) short talk by Biplob on “Current excess in LHC data”

• 15:00 – 15:15 (15 min) Arun Thomas(Effect of intermediate new physics on baryon number violation)

Discussion 

Groups split out and continue working / discussions

16:45 – 19:00 (2 hours 15 min) WG session 6 

• 16:45 – 17:00 (15 min) short talk by Tanmoy on “Starobinsky-Higgs inflation, preheating and CMB+BAO data”

• 17:00 – 17:15 (15 min) short talk by Anish Ghoshal on “Primordial Gravitational Waves as Probes of Dark Matter and Matter-Antimatter Asymmetry from BSM Portals.”

Discussion 

Groups split out and continue working / discussions

Dec 17 wednesday [no WG activity possible]

Dec 18 thursday 

whole day

WG sessions 7, 8, 9, 10

Groups split out and continue working

• 16:00 – 16:15 (15 min) report from Tanumoy’s group (What was achieved + future plan)

Dec 19 friday 

whole day 

WG sessions 11, 12, 13, 14

Groups split out and continue working

• 10:00 – 10:15 (15 min) report from Basabendu’s group (What was achieved + future plan)

Groups split out and continue working

• 14:15 – 14:30 (15 min) report from Kenji’s group (What was achieved + future plan)

• 14:30 – 14:45 (15 min) report from Saiyad’s group (What was achieved + future plan)

• 14:45 – 15:00 (15 min) report from Akanksha’s group (What was achieved + future plan)

• 15:00 – 15:15 (15 min) report from Subhaditya’s group (What was achieved + future plan)

• 15:15 – 15:30 (15 min) report from Triparno’s group (What was achieved + future plan)

• 15:30 – 15:45 (15 min) report from Shankha’s group (What was achieved + future plan)

• 15:45 – 16:15 (30 min) buffer time

break

• 16:45 – 17:00 (15 min) report from Subhadeep’s group (What was achieved + future plan)

• 17:00 – 17:15 (15 min) report from Vishal’s group (What was achieved + future plan)

Dec 20 saturday

Convenors make a summary report based on groups’ presentations on Dec 19th. 

Groups split out and continue working. But report to convenors about any significant update w.r.t previous day. 

Convenors and groups should talk to make sure that summary report contain all necessary info

Coordinators:

                   S Umasankar, Bhupal Dev, Rahul Srivastava, Manibrata Sen, Sudip Jana

14 December 2025 (2.30-4.00PM)

Neutrino Oscillations and Phenomenology

Neutrino Anomalies

14 December 2025 (4.30- 6.30PM)

Neutrino Anomalies

CEvNS

DUNE session 

FLASH TALKS (6:30-7:30 PM)

15 December 2025 (2.15-4.30PM)

Neutrino Model Building 

Neutrino Astrophysics

15 December 2025 (4.30-6.30 PM)

Neutrino NSI and properties

Neutrino Cosmology

FLASH TALKS (6:30-7:30 PM)

16 December 2025 (2.15- 4.15 PM)

Neutrino Cosmology

 16 December 2025 (4.45- 6.15 PM)

Neutrinos at Colliders

16 December 2025 (6.30PM- )

JUNO talk (online)

18 December 2025

DUNE Session

20 December 2025

Summary and Progress Report

------------------------

1) Neutrino Oscillations and Phenomenology

Sushant Raut 

1) Neutrino oscillation and Phenomenology

K.N. Deepthi 

Srubabati Goswami

2) Neutrino Anomalies

Raj Gandhi 

Pranava Teja Surukuchi 

3) Cevens

Bedanga Mohanty

Chandan Hati

4) Neutrino Astrophysics

Nicholas Kamp

Mainak Mukhopadhyay 

Sanjib Kumar Agarwalla

Manibrata Sen

5) Neutrino Cosmology

Pasquale Di Bari 

Anirban Das

6) Neutrino Model Building Theory

K S Babu

Oleg Popov

Debasish Borah

7) Neutrino NSI and Properties

Frank Deppisch 

Sudip Jana

Bhupal Dev

8) DUNE Session:

Sowjanya Gollapinni

9) Neutino Physics at Colliders

Manimala Mitra

Frank Deppisch

Flash Talk Schedule

Today: 14 December 2025

1.   Dinesh K. Singha — University of Hyderabad (UoH)

2.   Sujit K. Sahoo — IIT Hyderabad (IITH)

3.   Shreya Pandit — SU

4.   Priya Mishra — University of Hyderabad (UoH)

5.   R. T. Senthil — IMSc

6.   Hemant Kumar Prajapati — IISER Bhopal

15 December 2025

1.   Anil Kumar — Institute of Physics (IoP)

2.   Sudip Manna — HRI

3.   Soumya Bhattacharya — Academia Sinica

4.   Sadashiv Sahoo — IIT Bombay (IITB)

5.   Subhadip Bouri — IISc

6.   Anirban Majumdar — IISER Bhopal

                                          WG IV (Flavour)

Sunday 14 Dec

14:00-15:30 IST

Decoherence

Prof. Uma Sankar

DIscussion about the Agenda, Plan, ..

Everyone

Monday 15 Dec

14:15-16:30 IST 17:00-18:30 IST

Vcb/Vub/R(D(*)) at LHCb

Dr Resmi P.K.

Vcb/R(D(*)) at Belle II

Prof. Karim Trabelsi

Open problems in B-physics (semi-leptonic)

Dr Aritra Biswas

Light cone sum rule

Dr Anshika Bansal

B semi-leptonic,R(D(*)) and NP; SL incl/excl, 3/2-1/2 puzzle, D**lnu, SL-gap

Everyone

Lattice QCD

Bipasha Chakraborty

Tuesday 16 Dec

14:15-16:15 IST 16:45-19:00 IST

b -> s

Prof. Karim Trabelsi

b and t at CMS/ATLAS

Dr Soureek Mitra

Flavor at LHCb

Dr. Prasanth Krishnan

B to Knunu and BSM scenarios

Dr. Lopamudra Mukharjee

EFT Approaches to Flavour Physics: SMEFT, HEFT, and Light Extensions

Dr. Siddhartha Karmakar

Technicolor

Gauhar Abbas

EWP

Everyone

Thursday 18 Dec

9:00-10:30 IST

11:00-13:00 IST

B to charm

Prof. Karim Trabelsi

B to charmless

Prof. Gagan Mohanty

B -> Dh

Dr. Rusa Mandal

Exploring U spin symmetry and new physics in b-> c ubar s (d) decays

Dr. Shireen Gangal

Puzzles in Two Body Hadronic B decays

Dr. Suman Kumbhakar

Reinventing and remodeling technicolour

Dr. Gauhar Abbas

(hadronic) + SL discussion....

Everyone

CPV at LHCb

Dr Resmi P.K.

at Belle II/CMS

Prof. Gagan Mohanty

CPV session

Everyone

Thursday 18 Dec

14:15-16:30 IST

Joint session with WG-II : SM and BSM Phenomenology

Thursday 18 Dec

17:00-19:00 IST

AI /ML in flavor

Dr Vishal Bhardwaj & Dr. Saurabh Sandilya

Friday 19 Dec

9:00-10:30 IST 11:00-13:00 IST

Heavy Neutrino/Dark/LLP at Belle II

Dr. Minakshi Nayak

Charm at Belle II

Dr Seema Bahinipati

Charm at LHCb

Dr Prasanth Krishnan

Theoretical open questions

Everyone

Friday 19 Dec

14:15-16:15 IST

Discussion

Everyone

Coordinators:

Rusa Mandal, Vishal Bhardwaj, Karim Trabelsi, Diganta Das, Farvah Mahmoudi

Sunday 14 Dec

14:00-15:30 IST

Decoherence

Prof. Uma Sankar

DIscussion about the Agenda, Plan, ..

Everyone

Monday 15 Dec

14:15-16:30 IST 17:00-18:30 IST

Vcb/Vub/R(D(*)) at LHCb

Dr Resmi P.K.

Vcb/R(D(*)) at Belle II

Prof. Karim Trabelsi

Open problems in B-physics (semi-leptonic)

Dr Aritra Biswas

Light cone sum rule

Dr Anshika Bansal

B semi-leptonic,R(D(*)) and NP; SL incl/excl, 3/2-1/2 puzzle, D**lnu, SL-gap

Everyone

Tuesday 16 Dec

14:15-16:15 IST 16:45-19:00 IST

b -> s

Prof. Karim Trabelsi

b and t at CMS/ATLAS

Dr Soureek Mitra

Flavor at LHCb

Dr. Prasanth Krishnan

B to Knunu and BSM scenarios

Dr. Lopamudra Mukharjee

EFT Approaches to Flavour Physics: SMEFT, HEFT, and Light Extensions

Dr. Siddhartha Karmakar

EWP

Everyone

Thursday 18 Dec

9:00-10:30 IST

11:00-13:00 IST

B to charm

Prof. Karim Trabelsi

B to charmless

Prof. Gagan Mohanty

B -> Dh

Dr. Rusa Mandal

Exploring U spin symmetry and new physics in b-> c ubar s (d) decays

Dr. Shireen Gangal

Puzzles in Two Body Hadronic B decays

Dr. Suman Kumbhakar

Reinventing and remodeling technicolour

Dr. Gauhar Abbas

(hadronic) + SL discussion....

Everyone

CPV at LHCb

Dr Resmi P.K.

at Belle II/CMS

Prof. Gagan Mohanty

CPV session

Everyone

Thursday 18 Dec

14:15-16:30 IST

Joint session with WG-II : SM and BSM Phenomenology

Thursday 18 Dec

17:00-19:00 IST

AI /ML in flavor

Dr Vishal Bhardwaj & Dr. Saurabh Sandilya

Friday 19 Dec

9:00-10:30 IST 11:00-13:00 IST

Heavy Neutrino/Dark/LLP at Belle II

Dr. Minakshi Nayak

Charm at Belle II

Dr Seema Bahinipati

Charm at LHCb

Dr Prasanth Krishnan

Theoretical open questions

Everyone

Friday 19 Dec

14:15-16:15 IST

Discussion

Everyone

                                         WG V (Astroparticle Physics & Cosmology)

Coordinators: 

             Ranjan Laha, Suratna Das, Arka Banerjee, Suvodip Mukherjee, Raghuveer Garani

WG-V activities (WHEPP 2025, IIT Hyderabad)

14th December (Sunday):

Time slots.                Name of speaker          Talk title

14.30 — 14.50           Raj Gandhi                  The Amaterasu event and particle physics

15.00 — 15.20           Subinoy Das               Future of dark sector in the context of recent DESI result

15.30 — 15.50     Shankaranayanan S        Interacting Dark Sector with Field–Fluid Mapping: From Driving Early Dark Energy to Confronting Cosmological Tensions

16.00 — 16.20          Kashik Bhattacharya     Interactions in the Dark Sector

15th December (Monday):

Time slots                Name of speaker           Talk title

14.30 — 14.50         Andrew Eberhardt           What can structure tell us about dark matter?

15.00 — 15.20         Anirban Das                     Directions in light dark matter detection

15.30 — 15.50         Nirmal Raj                         Dark matter in celestial bodies

16.00 — 16.20         Mala Das                         INdian Dark matter direct search EXperiment - possible directions to explore

16th December (Tuesday):

Time slots                 Name of speaker           Talk title

14.30 — 14.50          Debaprasad Maity           Inflation, reheating and PBH

15.00 — 15.20          Arindam Chatterjee          Probing Dark Matter Interactions in Light of CMBR

15.30 — 15.50          Sajal Mukherjee               Gravitational waves from Extreme Mass Ratio Inspiral (EMRI)

16.00 — 16.20          Sumanta Chakraborty      Black Holes Fall in Love

18th December (Thursday):

Time slots               Name of speaker            Talk title

9.00 — 9.20              Debika Chowdhury          Gravitational waves from the early universe

9.30 — 9.50             Gaurav Goswami              Interference of Wave Dark Matter

10.00 — 10.20         Ujjal Kumar Dey                Black hole superradiance and ultralight bosons

10.30 — 10.50         Pavan Kumar Aluri            Tests of (an)isotorpy underlying CMB sky (and other cosmological probes)

Flash talks:

Name                       Affiliation

Dillip Kumar                      UoH

Tanmoy Kumar           IACS

Debarun Paul              ISI

Koushik Loho                HRI

Sagarika Tripathy                IIA

Noel Jonathan Jobu            SNU

Shiladitya Porey                 SNU

Bihag Dave                   IITM

Akash K Saha               IISc

Ranjini Mondal                   IISc

Debajit Bose                 IISc

Prabhat Butola                  IMSc

Nayan Das                  IITG

Vicky S Thounaojam        IITH

Subhadip Bouri                IISc

Coordinator:

                  Mainak Mukhopadhyay

Multi-messenger Working Group:

                      Dec 18 - 9:30 AM - 1 PM, Room: MA02 Physics Building (AD3)

15-minute talks + 10-minute discussions

1. Mainak Mukhopadhyay: Multi-messenger emissions from high-energy astrophysical sources

2. S Shankaranarayanan: FRB as an indirect way to detect High-frequency GW

3. Tanmoy Kumar: Searching for solar axions with Chandrayaan-2

4. Subhadip Bouri: Correlation searches with IceCube

5. Anish Ghoshal: Gravitational waves, neutrinos, and CMB

6. Shunsaku Horiuchi (?)

Discussions on multi-messenger science with Indian facilities (Amol Dighe and Shantanu Desai)

Coordinators:

              Prabhat Pujahari, Raktim Abir, Sandeep Chatterjee, M Padmanath

                                    WHEPP 2025 

                    QCD Working Group Activities 

Topics: 

- EIC 

- Precision QCD 

- QCD in medium 

- Quantum computation of gauge theories 

SCHEDULE Day 

Schedule 

14th Dec, Sun 

Afternoon, WG-I 

(QCD in medium) 

1. Bedanga Mohanty - V0(pT): Collectivity via radial flow 

2. Sushanta Tripathy - Microscopic origin of light nuclei production at the LHC 

3. Amaresh Jaiswal - Magnetic field and polarization in relativistic heavy-ion collisions 

4. Debojit Sarkar - Collectivity vs system size : Flow vs non-flow 

15th Dec, Mon 

Afternoon, WG-II 

(Quantum computation of gauge theories, QCD in medium) 

1. Bipasha Chakraborty, Randy Lewis, Nilmani Mathur - Quantum computing in the context of gauge theory 

2. Prasad Hegde - Hot and dense QCD medium on the Lattice 

3. Sabyasachi Ghosh - Effective QCD models: EIC & heavy ion collision Physics 

Flashtalks - I 

1. Ayanendu Dutta - 6:30 pm 

2. Juhi Oudichhya - 6:50 pm 

3. Dipankar Pradhan - 7:10 pm 

16th Dec, Tue 

Afternoon, WG-III 

(EIC, precision QCD, nuclear structure) 

1. Asmita Mukherjee - Gluon TMDs and how to probe them at EIC 

2. Tanmay Maji, Vikas Ojha, Tobias Toll - EIC 

3. Narayan Rana, Satyajit Seth, Anurag Tripathy - precision QCD 

4. Raghunath Sahoo - Probing nuclear structures in heavy ion collisions 

18th Dec, Thurs 

Morning, WG-IV 

(QCD in medium) 

1. Subhash SIngha - Directed flow and polarisation measurements from the RHIC Beam Energy Scan program 

2. Samapan Bhadury, Arpan Das - Developing hydrodynamics with spin degrees of freedom 

3. Chandrodoy Chattopadhyay - Non-equilibrium fluctuations 

4. Maneesha Pradeep - Fluctuations in the proximity of the QCD critical point 

Afternoon, WG-V 

(Quantum computation of gauge theories, precision QCD, QCD in medium) 

1. Indrakshi Raychowdhuri - Towards quantum simulating QCD: the loop-string-hadron approach 

2. Ambresh Shivaji - precision QCD 

3. Manu Kurian - Heavy quark phenomenology in heavy ion collisions 

Flashtalks - II 

1. Monalisa Mohanty - 4:30 pm 

2. Sushree Simran Mishra - 4:50 pm 

3. Sabarnya Mitra - 5:10 pm 

4. Vertika Singh - 5:30 pm 

5. Dhruv Sood - 5:50 pm 

19th Dec, Fri 

Morning, WG-VI 

Group Discussions / Working out problems / Impromptu talks 

Afternoon, WG-VII 

Group Discussions / Working out problems / Impromptu talks 

20th Dec, Sat 

Morning, WG-VIII 

Group Discussions / Working out problems / Impromptu talks