In this thesis we present studies of scattering amplitudes on the celestial sphere at null infinity (celestial amplitudes), the cluster adjacency structure of scattering amplitudes …
The work in this thesis concerns three projects at the interface of statistical mechanics and cluster integrable systems. We describe each of these in the …
Scattering amplitudes have undergone considerable study in the last few years. Much of the progress has come from abandoning Feynman diagram techniques and instead exploring …
In this thesis, we present a study of the singularity structure of scattering amplitudes in maximally supersymmetric Yang-Mills (N=4 SYM). We first consider the cluster …