nLab Severin Bunk

Severin Bunk is working on higher structures in geometry and topology, field theories and mathematical physics, currently at the University of Hertfordshire.

• website

Selected writings

On Higher Prequantum Geometry:

• Categorical Structures on Bundle Gerbes and Higher Geometric Prequantisation (arXiv:1709.06174)

On smooth ∞-groupoids and their shape via the cohesive path ∞-groupoid:

• Severin Bunk, The $\mathbb{R}$-Local Homotopy Theory of Smooth Spaces, J. Homotopy Relat. Struct. (2022) [arXiv:2007.06039, doi:10.1007/s40062-022-00318-7]

On principal ∞-bundles:

• Severin Bunk, Principal ∞-Bundles and Smooth String Group Models (arXiv:2008.12263)

On variants of differentially concretified higher moduli stacks of ordinary differential cohomology (higher bundle gerbes with connection) with application to higher gauge theory:

• Severin Bunk, Carlos S. Shahbazi, Higher Geometric Structures on Manifolds and the Gauge Theory of Deligne Cohomology [arXiv:2304.06633]

On a smooth open/closed functorial field theory exhibiting the string‘s WZW term in a background with D-branes:

• Severin Bunk, Konrad Waldorf, Transgression of D-branes, Adv. Theor. Math. Phys. 25 5 (2021) 1095-1198 [arXiv:1808.04894, doi:10.4310/ATMP.2021.v25.n5.a1]

• Severin Bunk, Konrad Waldorf, Smooth functorial field theories from B-fields and D-branes, J. Homot. Rel. Struc. 16 1 (2021) 75-153 [doi:10.1007/s40062-020-00272-2, arXiv:1911.09990]

On the relation between functorial quantum field theory (axiomatizing the Schrödinger picture of quantum field theory) and algebraic quantum field theory (axiomatizing the Heisenberg picture):

• Severin Bunk, James MacManus, Alexander Schenkel, Lorentzian bordisms in algebraic quantum field theory [arXiv:2308.01026]

On principal $\infty$-bundles:

• Severin Bunk, $\infty$-Bundles, in: Encyclopedia of Mathematical Physics 2nd ed [arXiv:2308.04196]

On connections on smooth principal infinity-bundles via splittings of higher Atiyah Lie algebroids:

• Severin Bunk, Infinitesimal Higher Symmetries and Higher Connections, talk at CQTS (27 Mar 2024) [slides:pdf]

category: people