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astro-ph.CO2022★ 1 cited
Etherington duality breaking: gravitational lensing in non-metric spacetimes versus intrinsic alignments
Eileen Sophie Giesel, Basundhara Ghosh, Björn Malte Schäfer
The Etherington distance duality relation is well-established for metric theories of gravity, and confirms the duality between the luminosity distance and the angular diameter dist…
gr-qc2022
Invariance of cosmological number counts under disformal transformations
Basundhara Ghosh, Jérémie Francfort, Rajeev Kumar Jain
We investigate whether true physical observables associated with the measurements of large scale structure in the universe are frame-independent. In particular, we study if cosmolo…