[9p-N306-1~11] 3.6 Laser processing

3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[9p-N306-6] First-principles study of anisotropic optical absorption in sapphire

〇Mizuki Tani¹, Shotaro Kawano², Haruyuki Sakurai², Tomohito Otobe¹ (1.KPSI, 2.The Univ. of Tokyo)

Keywords:

Dielectrics

The broadband optical response of sapphire was investigated using simulations based on time-dependent density functional theory (TDDFT), and the results suggested that the crystal orientation dependence of the optical properties at and near the absorption edge may contribute to the anisotropy of processing characteristics.