 2018

Source paper: www.whatdotheyknow.com/request/oxford_physics_past_papers_2/response/2340696/attach/6/Physics%20Papers%202017.pdf?cookie_passthrough=1. The cover identifies C2 on 11 June 2018; the annual bundle's 2017 filename does not determine the examination year. All six questions are solved. Optical fields use time dependence $e^{-i\omega t}$; quantum pulse sequences are applied from left to right as specified in the source.