Generating nonlinearities from conditional linear operations, squeezing and measurement for quantum computation and super-Heisenberg sensing

no code implementations • 29 Jan 2021 • Mattias T. Johnsson, Pablo M. Poggi, Marco A. Rodríguez, Rafael N. Alexander, Jason Twamley

Large optical nonlinearities can have numerous applications, ranging from the generation of cat-states for optical quantum computation, through to quantum sensing where the sensitivity exceeds Heisenberg scaling in the resources.

Quantum Physics

Blueprint for a Scalable Photonic Fault-Tolerant Quantum Computer

no code implementations • 6 Oct 2020 • J. Eli Bourassa, Rafael N. Alexander, Michael Vasmer, Ashlesha Patil, Ilan Tzitrin, Takaya Matsuura, Daiqin Su, Ben Q. Baragiola, Saikat Guha, Guillaume Dauphinais, Krishna K. Sabapathy, Nicolas C. Menicucci, Ish Dhand

Central to our architecture is the generation and manipulation of three-dimensional hybrid resource states comprising both bosonic qubits and squeezed vacuum states.

Quantum Physics