Results 81 to 90 of about 316 (182)

Quantum Sheaf Cohomology, a précis [PDF]

open access: yesMatemática Contemporânea, 2012
6 pages, to appear in Proc.
openaire   +2 more sources

Deligne-Beilinson Cohomology and Abelian Link Invariants

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2008
For the Abelian Chern-Simons field theory, we consider the quantum functional integration over the Deligne-Beilinson cohomology classes and we derive the main properties of the observables in a generic closed orientable 3-manifold. We present an explicit
Enore Guadagnini, Frank Thuillier
doaj   +1 more source

Complexity of Supersymmetric Systems and the Cohomology Problem [PDF]

open access: yesQuantum
We consider the complexity of the local Hamiltonian problem in the context of fermionic Hamiltonians with $\mathcal N=2 $ supersymmetry and show that the problem remains $\mathsf{QMA}$-complete.
Chris Cade, P. Marcos Crichigno
doaj   +1 more source

Schubert defects in Lagrangian Grassmannians

open access: yesJournal of High Energy Physics
In this paper, we propose a construction of GLSM defects corresponding to Schubert cycles in Lagrangian Grassmannians, following recent work of Closset-Khlaif on Schubert cycles in ordinary Grassmannians.
Wei Gu   +5 more
doaj   +1 more source

Symmetry fractionalization and twist defects

open access: yesNew Journal of Physics, 2016
Topological order in two-dimensions can be described in terms of deconfined quasiparticle excitations—anyons—and their braiding statistics. However, it has recently been realized that this data does not completely describe the situation in the presence ...
Nicolas Tarantino   +2 more
doaj   +1 more source

Recent Developments in (0,2) Mirror Symmetry

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2012
Mirror symmetry of the type II string has a beautiful generalization to the heterotic string. This generalization, known as (0,2) mirror symmetry, is a field still largely in its infancy. We describe recent developments including the ideas behind quantum
Ilarion Melnikov   +2 more
doaj   +1 more source

The shape of non-graviton operators for SU(2)

open access: yesJournal of High Energy Physics
The BPS spectrum of AdS/CFT exhibits multi-gravitons at low energies, while having black hole states at higher energies. This can be studied concretely in AdS5/CFT4 in terms of classical cohomologies, even in the quantum regimes at finite 1/N.
Sunjin Choi   +3 more
doaj   +1 more source

Complete topological quantization of higher gauge fields

open access: yesSciPost Physics Lecture Notes
After global completion of higher gauge fields (as appearing in higher-dimensional supergravity) by proper flux quantization in extraordinary nonabelian cohomology, the (non-perturbative, renormalized) topological quantum observables and quantum states ...
Hisham Sati, Urs Schreiber
doaj   +1 more source

Engineering of anyons on M5-probes via flux quantization

open access: yesSciPost Physics Lecture Notes
These extended lecture notes survey a novel derivation of anyonic topological order (as seen in fractional quantum Hall systems) on single magnetized M5-branes probing Seifert orbi-singularities ("geometric engineering" of anyons), which we motivate from
Hisham Sati, Urs Schreiber
doaj   +1 more source

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