Nonlinear optics

A matter of gravity

Nonlocal, nonlinear interactions of optical beams can be described by the Newton–Schrödinger equation for quantum gravity, offering an analogue for studying gravitational phenomena.

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Figure 1: Optical beams propagating through a nonlinear glass can simulate gravitational effects.


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Correspondence to Daniele Faccio.

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Faccio, D. A matter of gravity. Nature Phys 11, 806–807 (2015).

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