Afterglow materials are attracting widespread attention owing to their distinctive and long-
lived optical emission properties which create exciting opportunities in various fields. Recent …

Charge transfer (CT) in molecular electron donor‐acceptor systems is pivotal for artificial
photosynthesis, photocatalysis, photovoltaics and fundamental photochemistry. We …

Preparing high-efficiency solution-processable orange-red thermally activated delayed
fluorescence (TADF) emitters remains challenging. Herein, we design a series of emitters …

Abstract Time‐resolved EPR (TR‐EPR) demonstrates the formation of well‐defined spin
triplet excitons in carbon nitride. This permits to experimentally probe the extent of the triplet …

Despite significant progress made over the past decade in thermally activated delayed
fluorescence (TADF) molecules as a material paradigm for enhancing the performance of …

The realization of operationally stable blue organic light-emitting diodes is a challenging
issue across the field. While device optimization has been a focus to effectively prolong …

Thermally activated delayed fluorescence enables organic semiconductors with charge
transfer-type excitons to convert dark triplet states into bright singlets via reverse intersystem …

The EPR spectra of paramagnetic species induced by photoexcitation typically exhibit
enhanced absorptive and emissive features resulting from sublevel populations that differ …

The photophysical processes involved in the electron donor‐acceptor thermally activated
delayed fluorescence (TADF) emitters are complicated and controversial. The recent …

To study the charge separation (CS) and long-lived CS state, we prepared a series of dyads
based on naphthalimide (NI, electron acceptor) and phenothiazine (PTZ, electron donor) …