Dual-mode optical temperature sensing using Dy 3+ /Sm 3+ co-activated Ba 2 ZnSi 2 O 7 phosphor with tuneable sensitivity

Key Points

• The research aims to synthesize and characterize a new phosphor for better optical temperature sensing.
• Synthesis of Ba2ZnSi2O7 doped with Dy3+ and Sm3+
• Characterization of optical properties
• Evaluation of temperature sensitivity
• Demonstrated dual-mode temperature sensing capabilities
• Showed tuneable sensitivity based on the co-activation of Dy3+ and Sm3+
• Provided effective performance in optical temperature measurements