13:45 〜 14:00 ▲ [15p-B415-3] Thickness Dependence of Resonance Frequency in Ultra-thin Metamaterial Absorbers in the Terahertz Frequency Range 〇Tianye Niu1、Boqi Qiu1、Ya Zhang2、Kazuhiko Hirakawa1 (1.IIS/INQIE, Univ. of Tokyo、2.TUAT)