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提出了一种基于石墨烯-金属混合的超表面，该超表面可以通过调节石墨烯的费米能级实现在四分之一波片和二分之一波片之间的自由切换......

The novel macrocyclic dilactams with redox-switched disulfide linkage were synthesized.These compounds were obtained fro......

SAW (Surface Acoustic Wave) filter bank is a single input, single or multi-output device consisting of multi-SAW-filters......