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MANY-BODY PHYSICS

Measurements make the phase

Measuring a quantum state often enough can leave you with a completely different phase of matter. Mix in competing measurements and you may find yourself with an entire phase diagram of dynamical quantum states and transitions.

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Fig. 1: Non-equilibrium phases induced by quantum measurements.

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Correspondence to Brayden Ware or Romain Vasseur.

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Ware, B., Vasseur, R. Measurements make the phase. Nat. Phys. 17, 298–299 (2021). https://doi.org/10.1038/s41567-020-01131-w

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