Independent Multi-Band Gain Enhancement of CPW-Fed Slot Antenna Using Interdigitated Planar EBG Reflector for Wireless Applications. - Thanakarn Suangun; Chatree Mahatthanajatuphat; Norakamon Wongsin; Artitiphong Sangthong; Nopphadon Phusam; Buntueng Yana; Paitoon Rakluea; Prayoot Akkaraekthalin (IEEE Access, 2026)