Directive beam metamaterial inspired transparent folded dipole antenna for millimeter wave applications by Topik Teguh Estu, Topik Teguh Estu, Murad, Noor Asniza, Gandi Sugandi, Gandi Sugandi, Teguh Praludi, Teguh Praludi, Mohd. Yusoff, Mohd. Fairus, Yusuf Nur Wijayanto, Yusuf Nur Wijayanto, Taufiqqurrachman, Taufiqqurrachman