Ultrathin Metamaterial Microwave Absorber Using Coconut Coir Fibre over X-Band Frequency Range. - Nurul Fatihah Nabila Yah; Hasliza A. Rahim; Mohamedfareq Abdulmalek; Yeng-Seng Lee; Nor Zakiah Yahaya; Muzammil Jusoh; Qammer H. Abbasi; Sehar Mirza (ICCSPA, 2019)