Strongly interacting photons and many-body cavity QED

Photons normally pass through each other, but inside mirrors or atomic clouds they can be made to collide and organize. Atoms in cavities also feel forces from shared light, creating long-range interacting matter.

Why it matters

Interacting light gives quantum materials made of photons and new routes to quantum networks and memories.

Review

F. Mivehvar, F. Piazza, T. Donner, H. Ritsch, Cavity QED with quantum gases: new paradigms in many-body physics, Advances in Physics, 2021. https://doi.org/10.1080/00018732.2021.1969727 reference checked

Timestamp record

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Public log
Entry 6, in checkpoint 2,123
In the log by
Block 969,698, 2026-10-03

This text was in the PubPhys log by that date. The date says nothing about when the problem was first posed.

4 problems