[14a-A35-1~10] 13.9 Optical properties and light-emitting devices

[14a-A35-3] Preparation and Luminescence Properties of M^I₂M^IVF₆:Mn⁴⁺ Phosphors

〇Ken-ichi Machida¹, Yuko Takahama¹, Hiromasa Hanzawa¹ (1.Osaka Univ.)

Keywords:phosphors, fluorides, rare earth free

In this study, a series of M^I₂M^IVF₆ (M^I=Na, K, Rb, Cs)-type fluorides were doped with Mn⁴⁺ ion to prepare M^I₂TiF₆:Mn⁴⁺or M^I₂ZrF₆:Mn⁴⁺ phosphors and these luminescence properties were characterized.