Nonreciprocal Metasurfaces: Breaking Reciprocity with Space‐Time‐Coding Digital Metasurfaces (Adv. Mater. 41/2019). Issue 41 (9th October 2019)

• Record Type: Journal Article
• Authors: Zhang, Lei; Chen, Xiao Qing; Shao, Rui Wen; Dai, Jun Yan; Cheng, Qiang; Castaldi, Giuseppe; Galdi, Vincenzo; Cui, Tie Jun
• Is Part Of: Advanced materials. Volume 31:Issue 41(2019)
• Page Start: n/a
• Page End: n/a
• Publication Date: 2019-10-09
• Subjects: digital metasurfaces -- frequency conversion -- nonreciprocity -- programmable -- space‐time‐coding; Materials -- Periodicals; Chemical vapor deposition -- Periodicals; 620.11
• DOI: 10.1002/adma.201970295
• Languages: English
• ISSNs: 0935-9648

Abstract

Abstract : In article number 1904069, Vincenzo Galdi, Tie Jun Cui, and co‐workers report the design and fabrication of electromagnetic metasurfaces that can break Lorentz reciprocity. The mechanism is based on anomalous reflections accompanied by frequency conversions, which can be programmed and reconfigured via a spatio‐temporal digital code stored in a field‐gate‐programmable array.