September 2018

Conference Paper

Experimental demonstration of CNOT gate for frequency-encoded qubits

By:
Lu, Hsuan-Hao; Lukens, Joseph M; Imany, Poolad; Peters, Nicholas A; Williams, Brian P; Weiner, Andrew; Lougovski, Pavel
Journal Name:
Frontiers in Optics OSA Technical Digest
Page Number:
JTu3A.55
Volume:
2018
Publication Date:
September 2018
Conference Name:
Frontiers in Optics / Laser Science
Conference Location:
Washington, District of Columbia, United States of America
Conference Sponsor:
OSA

Abstract

We demonstrate the first two-photon gate for frequency-bin qubits, using optical pulse shaping and electro-optic phase modulation. Our coincidence-basis CNOT has a fidelity of 0.9947 ± 0.0008 and shows controlled qubit flips in the computational basis.