Media type: E-Article Title: Ultra-Wideband Printed Slot Antenna With Graded Index Superstrate Contributor: Bukhari, Hatim; Sarabandi, Kamal Published: Institute of Electrical and Electronics Engineers (IEEE), 2013 Published in: IEEE Transactions on Antennas and Propagation, 61 (2013) 10, Seite 5278-5282 Language: Not determined DOI: 10.1109/tap.2013.2274208 ISSN: 0018-926X; 1558-2221 Origination: Footnote: