What question did this study set out to answer?

Investigate the role of iridium and europium dyads in enhancing circularly polarized luminescence (CPL) using visible light.

March 18, 2026

Breaking the Excitation Barrier: Visible-Light-Harvesting Ir(III)-Eu(III) Dyads for Circularly Polarized Luminescence and Theranostics

ZWZhiming WangWenzhou Medical University SDShiwei DongWenzhou Medical University CYChuanliang YangWenzhou Medical University

Key Points

Investigate the role of iridium and europium dyads in enhancing circularly polarized luminescence (CPL) using visible light.
Developed iridium and europium dyads for CPL.
Tested the effectiveness of visible-light harvesting for excitation.
Examined the performance of these dyads in biological applications.
Demonstrated effective CPL with reduced reliance on ultraviolet light.
Showed enhanced luminescent properties in biological systems.
Revealed potential for improved theranostic applications.

Abstract

The application of lanthanide-based circularly polarized luminescence (CPL) probes in biological systems has long been impeded by a fundamental trade-off: the need for high-energy ultraviolet excitation to overcome the low...

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