Scattering in Black Hole Backgrounds and Higher-Spin Amplitudes: Part I

Yilber Fabian Bautista, Alfredo Guevara, Chris Kavanagh +1

The scattering of massless waves of helicity $|h|=0,\frac{1}{2},1$ in Schwarzschild and Kerr backgrounds is revisited in the long-wavelenght regime. Using a novel description of su…