2 papers
hep-th2025
Invariant tensions from holography
Constantin Bachas, Zhongwu Chen
We revisit the problem of defining an invariant notion of tension in gravity. For spacetimes whose asymptotics are those of a Defect CFT we propose two independent definitions : Gr…
hep-th2025
An unusual BPS equation
Constantin Bachas, Lorenzo Bianchi, Zhongwu Chen
We prove a conjectured relation between the energy-momentum and the displacement norm of superconformal defects. The proof completes earlier results, and shows that supersymmetry i…