Program

Official registration, talks, and coffee breaks will be in the Oak Room of the Indiana Memorial Union.

Late registration will also be possible at other times during the conference.

This page last updated May 15, 2025


THURSDAY MAY 15, 2025

10:30-11:15
Welcome, registration, and coffee

11:15-11:30
Opening remarks
Mark Messier, Chair, Physics Department
Mike Snow, Director, IUCSS
Ralf Lehnert, CPT'25 Organizer, IUCSS

Thursday morning session
chaired by Neil Russell (Northern Michigan)

11:30-12:00
Mike Snow (Indiana)
Mode-Entangled Neutron Beams and the Neutron Sagnac Effect

12:00-12:30
Yogesh Joglekar (IUI)
Parity-Time Symmetry in Open Systems: Classical and Quantum Realizations

12:30-14:30
Lunch Break

Thursday afternoon session 1
chaired by Brett Altschul (South Carolina)

14:30-15:00
Sergei Khlebnikov (Purdue)
Cherenkov Radiation by an Uncharged Black Hole

15:00-15:30
Yuri Bonder (UNAM)
Constraints and Initial Value Formulation in Theories With Explicit Diffeomorphism Violation

15:30-16:00
Coffee Break

Thursday afternoon session 2
chaired by Matthias Schindler (South Carolina)

16:00-16:30
Emilie Passemar (Indiana)
Flavor-Changing Lepton Physics

16:30-17:00
Ricardo Decca (IUI)
Search for Corrections to ISL at the Submicron Level

Thursday evening

18:00
No-host dinner
Location: Nick's English Hut


FRIDAY MAY 16, 2025

Friday morning session 1
chaired by Marco Giammarchi (INFN Milano)

09:30-10:00
Babak Seradjeh (Indiana)
Physical Interpretation of Large Lorentz Violation via Weyl Semimetals

10:00-10:30
Anarya Ray (Northwestern)
Empirical Constraints on Spacetime-Symmetry Breaking From a Growing Catalog of Gravitational-Wave Observations

10:30-11:00
Coffee Break

Friday morning session 2
chaired by Christian Ospelkaus

11:00-11:30
Alan Kostelecky (Indiana)
Progress in Lorentz and CPT Violation

11:30-12:00
Fabian Kislat (New Hampshire)
Tests of Lorentz Invariance Violations with X-ray Polarimetry

12:00-12:30
Chen-Yu Liu (Urbana-Champaign)
Neutron EDM Search at Los Alamos

12:30-14:30
Lunch Break

Friday afternoon session 1
chaired by Phil Richerme

14:30-15:00
Arnaldo Vargas (U Puerto Rico)
Nonminimal Lorentz Violation in Atomic and Molecular Spectroscopy Experiments

15:00-15:30
Marco Giammarchi (INFN Milano)
CPT-Violation Studies With Positronium

15:30-16:00
Coffee Break

Friday afternoon session 2
chaired by Yunhua Ding (Ohio Wesleyan)

16:00-16:30
Agnes Roberts (IUCSS)
Nonminimal SME Tests of Lorentz Symmetry in the Neutral-Meson System

16:30-17:00
Carlos Reyes (U Bio-Bio)
Nondynamical Background Fields in Gravity

Friday evening

18:00-20:30
Reception, Solarium, Indiana Memorial Union


SATURDAY MAY 17, 2025

Saturday morning session 1
chaired by Fabian Kislat (New Hampshire)

09:30-10:00
Florian Lorkowski (U Zurich)
Search for Effective Lorentz and CPT Violation in the Quark Sector at HERA

10:00-10:30
Kyle Steffen (Tulane)
Probing the Matter-Gravity SME Using Mode-Entangled Neutrons

10:30-11:00
Coffee Break

Saturday morning session 2
chaired by Quentin Bailey (Embry-Riddle)

11:00-11:30
Christian Ospelkaus (Leibniz U and PTB Braunschweig)
Full Single-Quantum Control of Particles in Penning Traps for Symmetry Tests at the Quantum Limit

11:30-12:00
Ian Drummond (Cambridge)
Models With Lorentz-Symmetry Violation and Consequences for High-Energy Behaviour and Supersymmetry

12:00-12:30
Matthias Schindler (South Carolina)
Hadronic Lorentz Violation in Chiral Perturbation Theory

12:30-14:30
Lunch Break

Saturday afternoon session 1
chaired by Carlos Reyes (U Bio-Bio)

14:30-15:00
Guadalupe Moreno-Granados (Virginia Tech)
Prospects for Exploring Lorentz and CPT Violation With DUNE

15:00-15:30
Yunhua Ding (Ohio Wesleyan)
Searching for Lorentz- and CPT-Violating Signals in Neutron and Storage-Ring EDM Experiments

15:30-16:00
Coffee Break

Saturday afternoon session 2
chaired by Arnaldo Vargas (U Puerto Rico)

16:00-16:30
Jay Tasson (Carleton College)
Expanding the Reach of Laboratory SME Searches Using Higher-Precision Boost Transformations

16:30-17:00
Michael Tobar (Western Australia)
Searching for Axions, Scalars, Monopoles, and Temporal Topological Phases via Precision Measurements Using Photons, Phonons, and Atoms


SUNDAY MAY 18, 2025

Sunday morning session 1
chaired by Jay Tasson (Carleton College)

09:30-10:00
Quentin Bailey (Embry-Riddle)
New Directions in Gravity Searches for Spacetime-Symmetry Breaking

10:00-10:30
Ben Edwards (IUCSS)
New Results for Finsler Manifolds

10:30-11:00
Coffee Break

Sunday morning session 2
chaired by Robert Bluhm (Colby College)

11:00-11:30
Brett Altschul (South Carolina)
You Wouldn’t Expect C, P, and T Operators to be Renormalized

11:30-12:00
Carlos Arguelles (Harvard)
CPT and Lorentz Violation in Neutrino Telescopes

12:00-12:30
Zhongmin Shen (IUI)
Spray Geometry

12:30-14:30
Lunch Break

Sunday afternoon session 1
chaired by Agnes Roberts (IUCSS)

14:30-15:00
Neil Russell (Northern Michigan)
The 2025 Data Tables for Lorentz and CPT Violation

15:00-15:30
Albin Nilsson (IBS Daejeon)
Bumblebee Gravity - Lessons From Perturbation Theory

15:30-16:00
Coffee Break

Sunday afternoon session 2
chaired by Yuri Bonder (UNAM)

16:00-16:30
Wojciech Krzemien (NCBJ)
New Constraints on CPT-Symmetry Violation in Charm Mesons

16:30-17:00
Alexandre Vieira (UF Triangulo Mineiro)
Vacuum Cherenkov Radiation for Non-Minimal Dimension-5 Lorentz Violation

Sunday evening

18:30-21:00
Poster Session and Dessert Social, Georgian Room, Indiana Memorial Union

Posters:

Lara Blokland (Indiana)
A High-Precision Neutron-Lifetime Measurement With UCNtau

River Govin (Indiana)
Double Beta Decay and Lorentz Violation

Caitlyn Holl (Carleton College)
Extending Muon-Sector Searches for Lorentz Violation With Higher-Precision Boost Transformations

Facundo Martin Lopez (Carleton College) and Zhiyu Zhang (Carleton College)
Achieving Full Coverage of the SME Minimal Matter Sector

William McNulty (Indiana)
Flavor-Changing Lorentz and CPT Violation in Muonic Atoms

Josh O'Connor (South Carolina)
Dalitz Plot Kinematics for a Lorentz-Violating Three-Body Decay

Connor Petway (Indiana)
Constraining the Electron's Lorentz Violation Through Compton Asymmetry

Neil Russell (Northern Michigan)
The 2025 Data Tables for Lorentz and CPT Violation

Sepehr Samiei (Indiana)
Progress Toward Search for Parity Violation in Heavy Nuclei p-Wave Resonance Transmission

Jake Schaefer (Carleton College)
Neural Assisted Inference of High-Dimensional Symmetry Breaking Coefficients

Michael Van Meter (Indiana)
Using Slow Neutron Polarimetry to Search for Exotic Spin-Dependent Fifth Forces

Alexandre Vieira (UF Triangulo Mineiro)
Do Anomalies Break the Momentum Routing Invariance?

Dario Walter-Cardona (Embry-Riddle)
Nonlinear ODEs in Bumblebee Gravity


MONDAY MAY 19, 2025

Monday morning session 1
chaired by Wojciech Krzemien (NCBJ)

09:30-10:00
Takashi Higuchi (Kyoto U and Osaka U)
Neutron EDM Experiment With an Advanced Ultracold Neutron Source at TRIUMF

10:00-10:30
Nathan Sherrill (Leibniz U)
Flavor-Changing Signatures of Spacetime-Symmetry Violations

10:30-11:00
Coffee Break

Monday morning session 2
chaired by Walter Pettus (Indiana)

11:00-11:30
Josh Long (Urbana-Champaign)
Neutron Studies of Exotic Spin-Dependent and Gravitational-Torsion Interactions

11:30-12:00
Teppei Katori (King's College)
Astrophysical Neutrino Lorentz-Violation Tests and Related Topics

12:00-12:30
Walter Pettus (Indiana University)
The LEGEND Program for Neutrinoless Double Beta Decay and Related Searches for Lorentz Violation

12:30
Ralf Lehnert (IUCSS)
Closing Remarks