[20p-E203-7~19] 3.5 Laser system and materials

[20p-E203-11] Mid-IR laser-related spectroscopy of Dy-doped CaF₂ transparent ceramics

〇Hiyori Uehara¹, Chen Hengjun¹, Akio Ikesue², Hiroyuki Noto¹, Yoshimitsu Hishinuma¹, Takeo Muroga¹, Ryo Yasuhara¹ (1.National Institute for Fusion Science, 2.World-Lab. Co., Ltd.)

Keywords:mid-infrared laser, transparent ceramics

Optical properties of Dy-doped CaF2 transparent ceramics have been evaluated with a view to use for mid-infrared laser gain medium at 3 to 4 μm wavelengths.
Emission spectrum at around 3 μm was successfully observed by 2.8 μm excitation.