What question did this study set out to answer?

To investigate the fast decay properties of Mn4+-doped Li2HfF6 phosphors and their potential applications.

May 20, 2026Journal of Materials Chemistry C0 citations

Lattice engineering mediated fast decay in Li2HfF6:Mn4+ with dual-excitation-band responsive differential emission for fingerprinting, anti-counterfeiting, and optical signal transmission

PYPing YueShanghai Institute of Technology KCKe ChangShanghai Institute of Technology ZQZhiyu QinShanghai Institute of Technology

Key Points

To investigate the fast decay properties of Mn4+-doped Li2HfF6 phosphors and their potential applications.
Employ lattice engineering to modify decay rates.
Analyze differential emission performance under dual excitation bands.
Examine application potential in fingerprinting and anti-counterfeiting.
Achieved enhanced luminous efficiency and red monochromaticity in Mn4+ phosphors.
Demonstrated significant improvements in emission responsiveness to dual excitation.
Highlighted potential applications for optical signal transmission.

Abstract

Mn4+ -doped fluoride phosphors exhibit excellent red monochromaticity and high luminous efficiency, giving them broad application prospects in lighting and backlight display. However, their practical development is limited by prolonged...

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