Phase-engineered metalenses to generate converging and non-diffractive vortex beam carrying orbital angular momentum in microwave region

Zhang, Kuang ; Yuan, Yueyi ; Zhang, Dawei ; Ding, Xumin ; Ratni, Badreddine ; Burokur, Shah Nawaz ; Lu, Manjun ; Tang, Kun ; Wu, Qun

Optics express, 2018-01, Vol.26 (2), p.1351 [Periódico revisado por pares]

Optical Society of America - OSA Publishing

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