Geometric phase shift sensitivity in an area chirped array of atom interferometers John R.E. Toland, Christian Campo, Tabitha Rivera and Karina Sandoval-Sanchez Eur. Phys. J. D, 74 2 (2020) 24 Published online: 06 February 2020 DOI: 10.1140/epjd/e2019-90436-2