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Conferences > CLEO_QELS > 2019 > FM3C > FM3C.2

Polariton Meta-Optics with Phase-Change Materials

Michele Tamagnone, Kundan Chaudhary, Xinghui Yin, Christina Spagele, Jiahan Li, Stefano Oscurato, Noah A. Rubin, Luis Jauregui, Philip Kim, James H. Edgar, Antonio Ambrosio, and Federico Capasso

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Abstract

We created polaritonic metalenses in heterostructures formed by hBN and GeSbTe and characterized them with SNOM. The metalenses are created switching the phase of GeSbTe below hBN from amorphous to crystalline, focusing hBN phonon polaritons.

© 2019 The Author(s)

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