Results 51 to 60 of about 37,131 (309)

Modular differential equations with movable poles and admissible RCFT characters

open access: yesJournal of High Energy Physics, 2023
Studies of modular linear differential equations (MLDE) for the classification of rational CFT characters have been limited to the case where the coefficient functions (in monic form) have no poles, or poles at special points of moduli space.
Arpit Das   +3 more
doaj   +1 more source

An integer basis for celestial amplitudes

open access: yesJournal of High Energy Physics, 2023
We present a discrete basis of solutions of the massless Klein-Gordon equation in 3 + 1 Minkowski space which transform as 𝔰𝔩(2, ℂ) Lorentz/conformal primaries and descendants, and whose elements all have integer conformal dimension.
Jordan Cotler   +2 more
doaj   +1 more source

Reduced conformal symmetry [PDF]

open access: yesJournal of High Energy Physics, 2020
We construct field theories in 2 + 1 dimensions with multiple conformal symmetries acting on only one of the spatial directions. These can be considered a conformal extension to “subsystem scale invariances”, borrowing the language often used for ...
A. Karch, Amir Raz
semanticscholar   +1 more source

Time and dark matter from the conformal symmetries of Euclidean space [PDF]

open access: yes, 2013
Starting with the conformal symmetries of Euclidean space, we construct a manifold where time manifests as a part of the geometry. Though there is no matter present in the geometry studied here, geometric terms analogous to dark energy and dark matter ...
J. Hazboun, J. Wheeler
semanticscholar   +1 more source

Finite-size and finite bond dimension effects of tensor network renormalization [PDF]

open access: yesPhysical review B, 2023
We propose a general procedure for extracting the running coupling constants of the underlying field theory of a given classical statistical model on a two-dimensional lattice, combining tensor network renormalization (TNR) and the finite-size scaling ...
Atsushi Ueda, M. Oshikawa
semanticscholar   +1 more source

Hecke relations among 2d fermionic RCFTs

open access: yesJournal of High Energy Physics, 2023
Recently, Harvey and Wu proposed a suitable Hecke operator for vector-valued SL(2, ℤ) modular forms to connect the characters of different 2d rational conformal field theories (RCFTs).
Kimyeong Lee, Kaiwen Sun
doaj   +1 more source

Non-Lorentzian RG flows and supersymmetry

open access: yesJournal of High Energy Physics, 2019
We describe a general process where a non-Lorentzian rescaling of a supersymmetric field theory leads to a scale-invariant fixed point action without Lorentz invariance but where the supersymmetry is preserved or even enhanced. We apply this procedure to
Neil Lambert, Rishi Mouland
doaj   +1 more source

Conformal bootstrap in momentum space at finite volume

open access: yesJournal of High Energy Physics, 2023
In this paper, we Fourier transform the Wightman function concerning energy and angular momentum on the S D−1 spatial slice in radial quantization in D = 2, 3 dimensions.
Kanade Nishikawa
doaj   +1 more source

Conformal Mechanics and the Virasoro Algebra [PDF]

open access: yes, 1999
We demonstrate that any scale-invariant mechanics of one variable exhibits not only 0+1 conformal symmetry, but also the symmetries of a full Virasoro algebra. We discuss the implications for the adS/CFT correspondence.Comment: 9 pages, LaTeX.
Kumar, J.
core   +2 more sources

Magic fermions: Carroll and flat bands

open access: yesJournal of High Energy Physics, 2023
The Carroll algebra is constructed as the c → 0 limit of the Poincare algebra and is associated to symmetries on generic null surfaces. In this paper, we begin investigations of Carrollian fermions or fermions defined on generic null surfaces. Due to the
Arjun Bagchi   +4 more
doaj   +1 more source

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