Celestial operator products of gluons and gravitons
The operator product expansion (OPE) on the celestial sphere of conformal primary gluons
and gravitons is studied. Asymptotic symmetries imply recursion relations between products …
and gravitons is studied. Asymptotic symmetries imply recursion relations between products …
Lectures on celestial holography
AM Raclariu - arXiv preprint arXiv:2107.02075, 2021 - arxiv.org
These notes consist of 3 lectures on celestial holography given at the Pre-Strings school
2021. We start by reviewing how semiclassically, the subleading soft graviton theorem …
2021. We start by reviewing how semiclassically, the subleading soft graviton theorem …
Holographic symmetry algebras for gauge theory and gravity
A bstract All 4D gauge and gravitational theories in asymptotically flat spacetimes contain an
infinite number of non-trivial symmetries. They can be succinctly characterized by …
infinite number of non-trivial symmetries. They can be succinctly characterized by …
Celestial operator product expansions and w1+∞ symmetry for all spins
E Himwich, M Pate, K Singh - Journal of High Energy Physics, 2022 - Springer
A bstract The operator product expansion of massless celestial primary operators of arbitrary
spin is investigated. Poincaré symmetry is found to imply a set of recursion relations on the …
spin is investigated. Poincaré symmetry is found to imply a set of recursion relations on the …
Celestial holography
Celestial holography proposes a duality between the gravitational $\mathcal {S} $-matrix
and correlators in a conformal field theory living on the celestial sphere. In this white paper …
and correlators in a conformal field theory living on the celestial sphere. In this white paper …
Classical and quantum results on logarithmic terms in the soft theorem in four dimensions
A bstract We explore the logarithmic terms in the soft theorem in four dimensions by
analyzing classical scattering with generic incoming and outgoing states and one loop …
analyzing classical scattering with generic incoming and outgoing states and one loop …
A double copy for asymptotic symmetries in the self-dual sector
M Campiglia, S Nagy - Journal of High Energy Physics, 2021 - Springer
A bstract We give a double copy construction for the symmetries of the self-dual sectors of
Yang-Mills (YM) and gravity, in the light-cone formulation. We find an infinite set of double …
Yang-Mills (YM) and gravity, in the light-cone formulation. We find an infinite set of double …
Soft bootstrap and supersymmetry
H Elvang, M Hadjiantonis, CRT Jones… - Journal of High Energy …, 2019 - Springer
A bstract The soft bootstrap is an on-shell method to constrain the landscape of effective field
theories (EFTs) of massless particles via the consistency of the low-energy S-matrix. Given …
theories (EFTs) of massless particles via the consistency of the low-energy S-matrix. Given …
From asymptotic symmetries to the corner proposal
L Ciambelli - arXiv preprint arXiv:2212.13644, 2022 - arxiv.org
These notes are a transcript of lectures given by the author in the XVIII Modave summer
school in mathematical physics. The introduction is devoted to a detailed review of the …
school in mathematical physics. The introduction is devoted to a detailed review of the …
S-matrix path integral approach to symmetries and soft theorems
A bstract We explore a formulation of the S-matrix in terms of the path integral with specified
asymptotic data, as originally proposed by Arefeva, Faddeev, and Slavnov. In the tree …
asymptotic data, as originally proposed by Arefeva, Faddeev, and Slavnov. In the tree …