High sensitivity active flat optics optical phased array receiver with a two-dimensional aperture Fatemi, Reza ; Abiri, Behrooz ; Khachaturian, Aroutin ; Hajimiri, Ali Abstract Publication: Optics Express Pub Date: November 2018 DOI: 10.1364/OE.26.029983 Bibcode: 2018OExpr..2629983F