683 citations · 1.6k across the 17 of their papers we have counts for
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hep-th2020★ 65 cited
The Soft -Matrix in Gravity
Elizabeth Himwich, Sruthi A. Narayanan, Monica Pate +2
The gravitational -matrix defined with an infrared (IR) cutoff factorizes into hard and soft factors. The soft factor is universal and contains all the IR and collinea…
gr-qc2020★ 133 cited
Universal Polarimetric Signatures of the Black Hole Photon Ring
Elizabeth Himwich, Michael D. Johnson, Alexandru Lupsasca +1
Black hole images present an annular region of enhanced brightness. In the absence of propagation effects, this "photon ring" has universal features that are completely governed by…