Design and electromagnetic simulation of rhombus-shaped split ring resonator metamaterials for telecommunication antenna applications Saktioto Saktioto ; Yan Fatma Rizwan ; Yan Soerbakti ; Ari Sulistyo Rini ; Syamsudhuha Syamsudhuha ; Sofia Anita Komunikasi Fisika Indonesia 8 Sep 2026 10.31258/jkfi.22.3.179-184
