Fully Programmable Quantum Interference of Squeezed States via Frequency Conversion
Patrick Folge, Abhinandan Bhattacharjee, Michael Stefszky, Sebastian Lengeling, Raimund Ricken, Benjamin Brecht, Christine Silberhorn · Quantum 2.0 Conference and Exhibition · 2024
We experimentally demonstrate fully programmable interference of multiple squeezed states in a frequency bin network by utilizing a engineered frequency conversion process. This offers a scalable approach towards large multi-port quantum state interferometers.