Quantum Field Theory and Magnetic Quivers

Updates & Outputs

Project updates

Here are some of the most important updates surrounding the project:

Talks

  • String Theory Seminar (DESY Hamburg & University Hamburg), "Magnetic Quivers, Quantum Branches, and Chern-Simons Matter Theories", Jan 14, 2026, speaker: Marcus
  • DESY Theory Workshop 2025 (DESY Hamburg, Germany), "Vacua, Symmetries, and Higgsing of Chern-Simons Matter Theories", Sep 24, 2025, speaker: Fabio
  • Institute seminar at University Milano-Bicocca, "Classification of Minimal Unitary 3d N=4 Coulomb Branches", Sep 9, 2025, speaker: Sinan
  • Quivers, Symmetries and SCFTs (workshop, ICTP Trieste), "Magnetic Quivers, Quantum Branches, and Chern-Simons Matter Theories", Sep 2, 2025, speaker: Marcus
  • Recent Developments in Quantum Field Theory (COST CA22113, Sofia), "Magnetic Quivers: From SCFT Higgs Flows to N=3 Chern-Simons Matter", Jun 25, 2025, speaker: Marcus
  • Recent Developments in Quantum Field Theory (COST CA22113, Sofia), "Classification of minimal unitary 3d N=4 Coulomb Branches", Jun 24, 2025, speaker: Sinan
  • Stringtheory.pl/2025 (Wroclaw University), "Magnetic Quivers: From SCFT Higgs Flows to N=3 Chern-Simons Matter", May 23, 2025, speaker: Marcus
  • Talk at Quiver Meeting, "Vacua, Symmetries, and Higgsing of Chern-Simons Matter Theories", May 16, 2025, speaker: Fabio
  • 33rd Nordic Network Meeting on Strings, Fields, and Branes (Nordita), "Higgs Branch RG-flows — Decay and Fission of Magnetic Quivers", Oct 30, 2024, speaker: Marcus
  • 4th Mini Symposium on Physics and Geometry, "Decay and Fission of Magnetic Quivers", Oct 30, 2024, speaker: Marcus
  • Joint Theory Seminar (TU Wien / U Vienna), "Higgs Branch RG-flows — Decay and Fission of Magnetic Quivers", Jun 6, 2024, speaker: Marcus
  • Institute seminar at Wroclaw University, Institute for Theoretical Physics, Poland, "Symplectic Singularities in Physics: Their Origins and Significance", Apr 19, 2024, speaker: Marcus
  • Talk at FAKT Workshop 2024: Particle Physics Retreat (Austria), "Symplectic Singularities in Physics: Their Origins and Significance", Feb 22, 2024, speaker: Marcus
  • Talk at Quiver Meeting, "Decay and Fission of Magnetic Quivers", Feb 16, 2024, speaker: Marcus
  • Talk at Master Class Mathematical Physics, "Algebra Meets Physics: Symmetries, Polynomials, and Hilbert Series", Jan 15, 2024, speaker: Marcus
  • Seminar at Gravitational Physics Group, University of Vienna, "Symplectic Singularities in Physics: Their Origins and Significance", Dec 13, 2023, speaker: Marcus

New works

Generalised Symmetries, Anomalies, and Maximal Branches of 3d Chern-Simons Matter Theories
Fabio Marino, Francesca Pretto, Marcus Sperling
arXiv:2608.30349, UWThPh2026-8, date Aug 31, 2026

Orthosymplectic Chern-Simons Matter Theories: Global Forms, Dualities, and Vacua
Fabio Marino, Sinan Moura Soysüren, Marcus Sperling
arXiv:2509.11733, UWThPh2025-16, date Sep 15, 2025
Published in SciPost Physics

Classifying Isolated Symplectic Singularities via 3d N=4 Coulomb Branches
Antoine Bourget, Quentin Lamouret, Sinan Moura Soysüren, Marcus Sperling
arXiv:2504.05373, UWThPh2025-13, date Apr 7, 2025

Vacua, Symmetries, and Higgsing of Chern-Simons Matter Theories
Fabio Marino, Marcus Sperling
arXiv:2503.02744, UWThPh2025-9, date Mar 4, 2025
Published in SciPost Physics

Classification of Minimal Abelian Coulomb Branches
Antoine Bourget, Quentin Lamouret, Sinan Moura Soysüren, Marcus Sperling
arXiv:2412.19766, UWThPh2024-27, date Dec 27, 2024
Published in Physical Review D (PRD)

A Pathway to Decay and Fission of Orthosymplectic Quiver Theories
Craig Lawrie, Lorenzo Mansi, Marcus Sperling, and Zhenghao Zhong
arXiv:2412.15202, UWThPh2024-26, date Dec 19, 2024
Published in Physical Review D (PRD)

Quiver Subtraction on the Higgs Branch
Sam Bennett, Amihay Hanany, Gush Kumaran, Chunhao Li, Deshuo Liu, Marcus Sperling
arXiv:2409.16356, UWThPh 2024-21, date Sep 24, 2024
Published in Nuclear Physics B

Higgs branch RG-flows via Decay and Fission
Antoine Bourget, Marcus Sperling, and Zhenghao Zhong
arXiv:2401.08757, UWThPh2024-4, date Jan 16, 2024
Published in Physical Review D (PRD)

Unravelling T-Duality: Magnetic Quivers in Rank-zero Little String Theories
Lorenzo Mansi and Marcus Sperling
arXiv:2312.12510, UWThPh2023-34, date Dec 19, 2023
Published in Physical Review D (PRD)

Decay and Fission of Magnetic Quivers
Antoine Bourget, Marcus Sperling, and Zhenghao Zhong
arXiv:2312.05304, UWThPh2023-33, date Dec 8, 2023
Published in Physical Review Letters (PRL)

Actions on the quiver - Discrete quotients on the Coulomb branch
Amihay Hanany, Guhesh Kumaran, Chunhao Li, Deshuo Liu, and Marcus Sperling
arXiv:2311.02773, UWThPh2023-32, date Nov 5, 2023
Published in Journal of High Energy Physics (JHEP)

All authors are listed alphabetically in hep-th and math-ph.