Efficient and pure femtosecond-pulse-length source of polarization-entangled photons (Optics Express, 2016)

(untitled) - Weston, MM; Chrzanowski, HM; Wollmann, S; Boston, A; Ho, J; Shalm, LK; Verma, VB; Allman, MS; Nam, SW; Patel, RB; Slussarenko, S; Pryde, GJ