Dual-emissive CsPbBr 3 @NaGdF 4 :Eu 3+ nanocomposites for ratiometric temperature sensing and anti-counterfeiting applications

Key Points

• The aim is to develop dual-emissive nanocomposites for improved optical applications.
• Design of dual-emissive nanocomposites combining CsPbBr3 and NaGdF4:Eu3+
• Evaluation of luminescence properties in controlled conditions
• Assessment of temperature sensing capabilities
• Achieved tunable luminescence from the nanocomposites
• Demonstrated effective ratiometric temperature sensing
• Proved potential for use in anti-counterfeiting applications