[14p-B2-1~19] 3.9 Terahertz technologies

[14p-B2-9] Anisotropy of Absorption at THz Frequencies in Polyester Films

〇Daisuke Odaka¹, Yoshimichi Ohki^1,2 (1.GSASE, Waseda Univ., 2.RIMST, Waseda Univ.)

Keywords:polyester, terahertz, X-ray diffraction

The anisotropic absorption of polyethylene terephthalate (PET) and polyethylene naphthalate at the terahertz frequencies was studied. As a result, it has been found that PET has the anisotropy of absorption at 4.15THz and PEN has it at 3.90 THz.