Multispectral millimetre wave imaging with metamaterials ■
Irina Jager, Irina Jager, Irina Jager, Amna Elhawil, Amna Elhawil, Amna Elhawil, Lixiao Zhang, Lixiao Zhang, Lixiao Zhang,
Johan Stiens,
Johan Stiens,
Johan Stiens,
Roger Vounckx,
Roger Vounckx,
Roger Vounckx2D periodic array of metallic square split-ring resonators (SRR) embedded on Si substrate has a negative effective permeability at 106 GHz. We show that the simple variation of incident power allows an economic multi-spectral imaging through the metamaterial mask.