Compact Polyimide Fan-Shaped Multi-Slotted Wideband Flexible Antenna for Sub-6 GHz IoT Applications. - Venkata Naga Koteswara Rao Devana; Saritha Vanka; V. N. Sukanya Doddavarapu; Siva Hari Prasad Bondili; Taj Mohammad; Karna Vishnu Vardhana Reddy; Sridevi Gamini; Savanam Chandra Sekhar; Dalia H. Elkamchouchi (Wirel. Pers. Commun., 2026)