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15. Abazari Aghdam, S., "A novel UWB monopole antenna with tunable notched behavior using varactor diode," IEEE Antennas Wireless Propag. Lett., Vol. 13, 1243-1246, 2014.
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16. Aghdam, S. A. and J. Bagby, "Monopole antenna with tunable stop-band function," Proc. 14th Annu. IEEE Wireless Microw. Technol. Conf., 1-3, 2013.
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17. Boudaghi, H., J. Pourahmadazar, and S. A. Aghdam, "Compact UWB monopole antenna with reconfigurable band notches using PIN diode switches," Proc. 14th Annu. IEEE Wireless Microw. Technol. Conf., 1-4, 2013.
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