TY - CONF T1 - 3D printed electrically small planar inverted-F antenna: Efficiency improvement through voluminous expansion JO - 2016 IEEE International Symposium on Antennas and Propagation (APSURSI) PY - 2016/10/25 AU - Mufti S AU - Tennant A AU - Seed L ED - DO - DOI: 10.1109/aps.2016.7696114 PB - IEEE Y2 - 2025/05/20 ER -