Name: 2026 Theory Canada 18
Start: 2026-06-19T03:45:00-05:00
End: 2026-06-20T20:00:00-05:00
Location: Université de Montréal (MIL campus)

2026 Theory Canada 18

from Friday, June 19, 2026 (3:45 AM) to Saturday, June 20, 2026 (8:00 PM)

Monday, June 15, 2026
Tuesday, June 16, 2026
Wednesday, June 17, 2026
Thursday, June 18, 2026
Friday, June 19, 2026

8:45 AM Welcome

8:45 AM - 9:00 AM
Room: A-4502
9:00 AM Plenary: Emergent cosmology from matrix theory (P.R. Wallace PhD Thesis prize winner Samuel Laliberté)
Emergent cosmology from matrix theory (P.R. Wallace PhD Thesis prize winner Samuel Laliberté)
9:00 AM - 9:30 AM
Room: A-4502
Contributions

9:00 AM Emergent cosmology from matrix theory - Samuel Laliberté (Okinawa Institute of Science and Technology OIST)
9:45 AM Gravitation and Cosmology: I
I
9:45 AM - 10:45 AM
Room: A-4502
Contributions

9:45 AM Conversion between Gravitational and Electromagnetic Waves at Medium Boundaries - Serge Hamoudou (McMaster University)

10:05 AM Polarization Formalism for Photon–Gravitational Wave Mixing Around Magnetars - Jean-Simon Côté (Université Laval)

10:25 AM Quintessential Dark Energy crossing the Phantom divide - Varun Muralidharan (McGill University)
Quantum Information: I
I
9:45 AM - 10:45 AM
Room: A-2553
Contributions

9:45 AM Photon-number cumulants of Gaussian states - Yanic Cardin (Polytechnique Montréal)

10:05 AM Perspective on quantum clocks - Kobra Mahdavipour (Institute for Quantum Science and Technology, University of Calgary)

10:25 AM Hybrid Quantum-Classical Neural Networks with a Fermionic Layer - Ayana Sarkar (Universite de Sherbrooke)
10:45 AM Refreshment break
Refreshment break
10:45 AM - 11:15 AM
Room: A-4502
11:15 AM Condensed Matter Theory: I
I
11:15 AM - 12:35 PM
Room: A-2553
Contributions

11:15 AM Unconventional Ginzburg-Landau theory: a common pathway to novel physics - Kirill Samokhin (Brock University)

11:35 AM Magnetic long-range order at finite temperature in two-dimensional hyperbolic lattices - Alexander Hickey (University of Alberta)

11:55 AM Bulk-Boundary Correspondence for Semi-Infinite One-Dimensional Topological Insulators from Exceptional Points of the Analytically Continued Bloch Hamiltonian - Ilya Iakoub (Université de Montréal)

12:15 PM Finite-Size Effects in Quantum Metrology at Strong Coupling: Microscopic vs Phenomenological Approaches - Ali Pedram (University of Calgary)
Particles and Fields: I
I
11:15 AM - 12:35 PM
Room: A-1502
Contributions

11:15 AM Radiative & dark-Higgs effects on complex scalar dark matter - Lilianna Hariasz (Simon Fraser University)

11:35 AM Uses and abuses of dimension-zero scalar fields - James Cline (McGill University, (CA))

11:55 AM Dynamics of nucleation in thermal phase transitions - Andrey Shkerin

12:15 PM Freeze-in Dark Matter from a Conformal Higgs Sector Extension - Tianyi Xie (McGill University)
12:35 PM Lunch
Lunch
12:35 PM - 2:00 PM
Room: A-4502
2:00 PM Relativity and Gravitation: I
I
2:00 PM - 3:00 PM
Room: A-1502
Contributions

2:00 PM Stability of Homogeneous minimal hypersurfaces in the Page space and Y^{p,q} Sasaki-Einstein manifolds - Natalia Gherghel (McMaster University)

2:20 PM Gravitating Nielsen-Olesen vortices in anti de-Sitter space (AdS3) - Ariel Edery

2:40 PM Mass comparison theorems for gravitational instantons - Hari Kunduri (McMaster University, Mathematics and Physics)
Strings and Quantum Gravity: I
I
2:00 PM - 3:00 PM
Room: A-2553
Contributions

2:00 PM Charge conjugation symmetry and Monodromy defects in Cern-Simons theory - Federico Ambrosino (Perimeter Institute)

2:20 PM Bootstrapping Massive Spin-2 Scattering Amplitudes - Julia Pasiecznik (McGill University)

2:40 PM Higher symmetries and 4d quantum gravity - Florian Girelli (University of Waterloo)
3:00 PM Refreshment Break
Refreshment Break
3:00 PM - 3:20 PM
Room: A-4502
3:20 PM Plenary: Primordial Black Holes in 30 Min (Encieh Erfani)
Primordial Black Holes in 30 Min (Encieh Erfani)
3:20 PM - 3:50 PM
Room: A-1502
Contributions

3:20 PM Primordial Black Holes in 30 Min - Encieh Erfani (Perimeter Institute for Theoretical Physics)
4:00 PM Particles and Fields: II
II
4:00 PM - 5:20 PM
Room: A-2553
Contributions

4:00 PM Impact of Vector like quarks in Rare B decays - Maryam Bibi (St. Francis Xavier University)

4:20 PM SU(3)-flavour symmetry breaking in B->DP decays - Rida Boumris (Montreal university)

4:40 PM Short-Range Contributions to Neutrinoless Double-Beta Decay from Ab Initio Nuclear Theory - Alex Todd (McGill University)

5:00 PM SubTropica or Quantum Field Theory for Babies - Mathieu Giroux (McGill University)
Relativity and Gravitation: II
II
4:00 PM - 5:20 PM
Room: A-1502
Contributions

4:00 PM Near the horizon of a non-extremal black hole - Paul Fitzsimons (McMaster University)

4:20 PM Boundary Data for Local Boundaries in General Relativity - Antonia Seifert (Perimeter Institute & University of Waterloo)

4:40 PM Tunnelling across a trapped region and out of a black hole - Edward Wilson-Ewing (University of New Brunswick)

5:00 PM A Solution to the Hubble Tension Problem - Réjean Plamondon
5:20 PM Reception
Reception
5:20 PM - 6:20 PM
Room: A-4502
Saturday, June 20, 2026
9:00 AM Plenary: Dynamical Algebra and Superintegrability (Luc Vinet)
Dynamical Algebra and Superintegrability (Luc Vinet)
9:00 AM - 9:30 AM
Room: A-1502
Contributions

9:00 AM Dynamical Algebra and Superintegrability: The Generic Model on the Two-Sphere - Luc Vinet (Université de Montréal)
9:45 AM Gravitation and Cosmology: II
II
9:45 AM - 10:45 AM
Room: A-1502
Contributions

9:45 AM Dark Energy Bubble as Dynamical Dark Energy: Properties and CMB Constraints - Batia Friedman-Shaw

10:05 AM Unified Standard Model with Emergent Gravity-Effective Field Theory: First Successful Unification of Gravity with the Standard Model - Farrukh Ahmed Chishtie
Strings and Quantum Gravity: II
II
9:45 AM - 10:45 AM
Room: A-2553
Contributions

9:45 AM Stability of R-Charged Membranes - lucas Brown (University of Western Ontario)

10:05 AM Static and axisymmetric black holes in improved GUP: theory and phenomenology - Saeed Rastgoo (University of Alberta)

10:25 AM Relational Quantum Black Holes: Bounce and Singularity Resolution - Paolo Fragolino (University of Alberta)
10:45 AM Refreshment break
Refreshment break
10:45 AM - 11:15 AM
Room: A-4502
11:15 AM Condensed Matter Theory: III
III
11:15 AM - 12:35 PM
Room: A-2553
Contributions

11:15 AM Unconventional Pairing in interacting Ladders - Sourav Biswas (University of Alberta)

11:35 AM Signatures of electronic band topology in the electrostatics of Chern insulator junctions - Ion Garate

11:55 AM A study of new types of states in generalized SSH systems - Kylian Lionnet

12:15 PM Equation of State under External Stress from Crystals to Non-crystals - Gang Liu
Particles and Fields: III
III
11:15 AM - 12:35 PM
Room: A-1502
Contributions

11:15 AM Bootstrapping Gravity with Crossing Symmetric Dispersion Relations - Celina Pasiecznik (McGill University)

11:35 AM Conformal inversion in the pion - Ruben Sandapen (Acadia University)

11:55 AM Anomaly mediated supersymmetry breaking and Seiberg-Witten theory - Cyrus Robertson Orkish

12:15 PM The Analytic Functional in the Conformal Bootstrap - Zechuan Zheng (Perimeter Institute)
12:35 PM Lunch
Lunch
12:35 PM - 2:00 PM
Room: A-4502
2:00 PM Mathematical Physics
2:00 PM - 3:00 PM
Room: A-2553
Contributions

2:00 PM Exotic differential seven spheres and the two qubit phase space - Manu Paranjape

2:20 PM Exact critical-temperature bounds for two-dimensional Ising models - Igor Boettcher (University of Alberta)

2:40 PM High-Performance Computational Modeling of Optical Turbulence and Discrete-Time Chaos in the Ikeda Map - Rahul Nivash
Relativity and Gravitation: III
III
2:00 PM - 3:00 PM
Room: A-1502
Contributions

2:00 PM General Set of Noetherian Energy-Momentum Tensors in Linearized Gravity - Lydia Taylor (University of Western Ontario)

2:20 PM Energy-Momentum Tensor Uniqueness for Scalar Fields - Sean Snider (Western University)

2:40 PM Marginally-outer trapped surfaces in spacetimes with cosmological constant - Kam To Billy Sievers (McMaster University)
3:00 PM Refreshment break
Refreshment break
3:00 PM - 3:20 PM
Room: A-4502
3:20 PM Plenary: Topological States Across Platforms (Tami Pereg-Barnea)
Topological States Across Platforms (Tami Pereg-Barnea)
3:20 PM - 3:50 PM
Room: A-1502
Contributions

3:20 PM Topological States Across Platforms - Tami Pereg-Barnea
4:00 PM Strings and Quantum Gravity: III
III
4:00 PM - 5:20 PM
Room: A-2553
Contributions

4:00 PM Wormholes and the Imaginary Distance Bound - Alexander Maloney (Syracuse University)

4:20 PM On observers, fixed geometry states, and generalized entanglement wedges - Chris Waddell (Perimeter Institute)

4:40 PM Probing spacetime fluctuations with observables - Robin Oberfrank (Perimeter Institute)

5:00 PM Quantum Geometry from Commutators - Vahid Kamali
Quantum Information: III
III
4:00 PM - 5:20 PM
Room: A-1502
Contributions

4:00 PM A Unified Framework for Locally Stable Phases - Raz Firanko (Perimeter Institute for Theoretical Physics, IQC)

4:20 PM Collective Quantum Phenomena in Astrophysical Media - Fereshteh Rajabi (McMaster University)

4:40 PM Eigenstate thermalization hypothesis as a quantum resource for linear algebra problems - Thomas Baker (Department of Physics & Astronomy and also of Chemistry, University of Victoria)

5:00 PM Do $\psi$-Ontic Models Capture the Reality of Pure Quantum States? A Response from Measure Theory - Doyeong Kim (University of Calgary)