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Syed, W.H. (author), Fiorentino, G. (author), Cavallo, D. (author), Spirito, M. (author), Sarro, Pasqualina M (author), Neto, A. (author)In this paper, we demonstrate, at 300 GHz and with integrated technology, the effectiveness of artificial dielectric layers to enhance the front-to-back ratio of printed antennas. This concept was previously proposed at microwave frequencies and using printed circuit board technology. The artificial material is now realized by introducing non...journal article 2015