Conformal Scattering of Maxwell Potentials
Abstract
We construct a complete conformal scattering theory for finite energy Maxwell potentials on a class of curved, asymptotically flat spacetimes with prescribed smoothness of null infinity and a non-zero ADM mass. In order to define the full set of scattering data, we construct a Lorenz-like gauge which makes the field equations hyperbolic and non-singular up to null infinity, and reduces to an intrinsically solvable ODE on null infinity. We develop a method to solve the characteristic Cauchy problem from this scattering data based on a theorem of Hörmander. In the case of Minkowski space, we further investigate an alternative formulation of the scattering theory by using the Morawetz vector field instead of the usual timelike Killing vector field.
Related
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BibTeX
@article{nicolas2026conformal,
title = {{Conformal Scattering of Maxwell Potentials}},
author = {Jean-Philippe Nicolas and Grigalius Taujanskas},
journal = {Annales de l'Institut Fourier},
year = {2026},
month = jul,
doi = {10.5802/aif.3733},
url = {https://hal.science/hal-05780744v1},
note = {CC BY-ND 4.0},
}
RIS
TY - JOUR
TI - Conformal Scattering of Maxwell Potentials
AU - Jean-Philippe Nicolas
AU - Grigalius Taujanskas
PY - 2026
DA - 2026/07/10
JO - Annales de l'Institut Fourier
DO - 10.5802/aif.3733
UR - https://hal.science/hal-05780744v1
AB - We construct a complete conformal scattering theory for finite energy Maxwell potentials on a class of curved, asymptotically flat spacetimes with prescribed smoothness of null infinity and a non-zero ADM mass. In order to define the full set of scattering data, we construct a Lorenz-like gauge which makes the field equations hyperbolic and non-singular up to null infinity, and reduces to an intrinsically solvable ODE on null infinity. We develop a method to solve the characteristic Cauchy problem from this scattering data based on a theorem of Hörmander. In the case of Minkowski space, we further investigate an alternative formulation of the scattering theory by using the Morawetz vector field instead of the usual timelike Killing vector field.
SN - 0373-0956
SN - 1777-5310
ER -