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Contact: Lynn Yarris
DOE/Lawrence Berkeley National Laboratory

Zero Index Metamaterial Phase Mismatch-Free Nonlinear

Caption: In a zero-index metamaterial, the phases of propagating light waves are mismatch-free in both directions, whereas in a positive/negative index material only the waves propagating in a forward direction are phase mismatch-free.

Credit: Image courtesy of Zhang group, UC Berkeley/Berkeley Lab

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Related news release: Berkeley Lab researchers create a nonlinear light-generating zero-index metamaterial

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