NSF Expedition / Coherent Ising Machines

Advanced photonic computing for hard optimization.

Cohesing brings together researchers in nonlinear photonics, quantum optics, optimization, machine learning, benchmarking, and applications to explore coherent network computing as a new substrate for solving difficult computational problems.

Program readout

Physics, photonics, optimization.

Program

NSF Expedition in Computing

Focus

Coherent Ising Machines

Mode

Photonic optimization R&D

Research map

Five connected areas.

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fundamentals

Fundamentals

Physical dynamics beyond conventional digital electronics as foundations for hard optimization.

generalizations

Generalizations

Coherent Ising Machines as a reference architecture for broader coherent network computing.

applications

Applications

Practical uses of CIMs and related architectures for real-world optimization.

benchmarking

Benchmarking

Principled comparisons among unconventional, quantum, and conventional optimization approaches.

participation

Broadening Participation in Computing

Education and participation studies connected to computer science identity and persistence.

Latest

News from the project.

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Conference News

Coherent Network Computing Workshop 2022

The second Coherent Network Computing conference took place at Stanford, California from Oct 24-26, 2022.

September 26, 2022

Publication

New Paper: Few-Cycle Vacuum Squeezing in Nanophotonics

The Nonlinear Photonics Laboratory at Caltech demonstrated an integrated nanophotonics platform based on lithium niobate to generate and measure squeezed states on the same optical chip.

October 20, 2022

Preprint

New pre-print: Programmable simulation of bosonic transport in optical lattices

The McMahon Lab, in collaboration with NTT Research, shows that photonics can make very large analog simulators that take advantage of the broad bandwidth of optics.

August 15, 2022