CsPbX3/LaPO4:Eu3+ Dual-Emission Composites with Stimuli-Responsive Fluorescence Switching for Advanced Anti-Counterfeiting

Key Points

• This research aims to develop and evaluate dual-emission composites using CsPbX₃ and LaPO4:Eu3+ for advanced anti-counterfeiting applications.
• Synthesize CsPbX3 quantum dots and LaPO4:Eu3+ composites.
• Test fluorescence switching under various stimuli.
• Analyze optical properties and emission spectra.
• Successfully achieved stimuli-responsive fluorescence switching.
• Demonstrated dual emission characteristics from the composites.
• Results indicate potential effectiveness in anti-counterfeiting applications.