Bright and Efficient Sensitized Near-Infrared Photoluminescence from an Organic Neodymium-Containing Composite Material System

Chen Lyu, Peter B. Wyatt, William P. Gillin, Huanqing Ye*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Intense organic neodymium (Nd3+) emission is obtained with near-infrared (NIR) emission equivalent in intensity to that of an organic semiconductor emitting material. The advantage of Nd3+ emission is its narrow line width and NIR emission, which is enhanced by ∼3000 times at low excitation power through an efficient sensitization effect from a composite organic sensitizer. This performance is optimized at high concentrations of Nd3+ ions, and the organic perfluorinated system provides the ion excitations with a quantum efficiency of ∼40%. The material system is applicable to thin films that are compatible with integrated optics applications.
Original languageEnglish
Pages (from-to)17915-17919
Number of pages5
JournalJournal of the American Chemical Society
Volume143
Issue number43
DOIs
Publication statusPublished - 2021

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