226 citations · 1.9k across the 53 of their papers we have counts for
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astro-ph2008★ 52 cited
Crinkles in the last scattering surface: Non-Gaussianity from inhomogeneous recombination
Rishi Khatri, Benjamin D. Wandelt
The perturbations in the electron number density during recombination contributes to the Cosmic Microwave Background bispectrum through second order terms. Perturbations in the ele…
astro-ph2008★ 35 cited
Cosmic (super)string constraints from 21 cm radiation
Rishi Khatri, Benjamin D. Wandelt
We calculate the contribution of cosmic strings arising from a phase transition in the early universe, or cosmic superstrings arising from brane inflation, to the cosmic 21 cm powe…