3 papers
hep-th2026
Conformal Killing Tensors, Noether Currents and Higher-Spin Shift Symmetries in (A)dS Space
Kurt Hinterbichler, Samanta Saha, Thomas Yan
For certain mass values, shift symmetries appear among massive higher spin fields propagating on (anti-) de Sitter spacetime. On the one hand, Noether's theorem assigns a set of co…
hep-th2025
A Note on the AdS/CFT Equivalence Transformation for Galileons in General Dimensions
Kurt Hinterbichler, Samanta Saha
The AdS/CFT equivalence transformation is a field redefinition that relates the Weyl dilaton and AdS brane realizations of broken conformal symmetry. Acting on theories with second…
hep-th2024
Hidden Conformal Symmetry of the Discrete Series Scalars in dS
Kara Farnsworth, Kurt Hinterbichler, Samanta Saha
In dimensional de Sitter space, a scalar field has an infinite tower of special tachyonic mass values at which enhanced shift symmetries appear. After modding out by these shif…