129 citations · 516 across the 19 of their papers we have counts for
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astro-ph.CO2025★ 4 cited
On the Gauge Invariance of Secondary Gravitational Waves
Chen Yuan, Yizhou Lu, Zu-Cheng Chen +1
Second-order tensor perturbations induced by primordial fluctuations play a crucial role in probing small-scale physics, but gauge dependence of their energy density has remained a…
astro-ph.CO2020★ 27 cited
Primordial Non-Gaussianity from G-inflation
Fengge Zhang, Yungui Gong, Jiong Lin +2
Enormous information about interactions is contained in the non-Gaussianities of the primordial curvature perturbations, which are essential to break the degeneracy of inflationary…