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Organic Afterglow Vesicles [PDF]

open access: yesAdvanced Science
Organic afterglow materials hold great promise for applications in bioimaging, sensing, and information encryption, yet the construction of advanced nanostructures like vesicles with long‐lived luminescence remains a formidable challenge.
Siqi Zhu   +8 more
doaj   +4 more sources

Direct Population of Triplet States for Efficient Organic Afterglow through the Intra/Intermolecular Heavy-Atom Effect [PDF]

open access: yesMolecules
Organic afterglow is a fascinating phenomenon with exceptional applications. However, it encounters challenges such as low intensity and efficiency, and typically requires UV-light excitation and facile intersystem crossing (ISC) due to its spin ...
Jie Yuan   +10 more
doaj   +3 more sources

Ultralong organic afterglow from small molecular host-guest materials: state of the art [PDF]

open access: yesLight: Science & Applications
Ultralong organic afterglow materials are being actively explored as attractive candidates for a wide range of applications such as data storage, security inks, emergency lighting, etc., due to their unique long-lived excited state properties and ...
Yuxin Xiao   +4 more
doaj   +3 more sources

Thermally activated triplet exciton release for highly efficient tri-mode organic afterglow [PDF]

open access: yesNature Communications, 2020
The development of organic afterglow materials that do not contain heavy metals is of interest for biological applications. Here, the authors report on the development of a thermally activated organic molecule with tri-mode afterglow and an afterglow ...
Jibiao Jin   +11 more
doaj   +2 more sources

Design of highly efficient deep-blue organic afterglow through guest sensitization and matrices rigidification [PDF]

open access: yesNature Communications, 2020
Though realizing organic materials with deep blue emission is attractive for next-generation display technologies, achieving this emission in afterglow molecules remains a challenge.
Shen Xu   +9 more
doaj   +2 more sources

Achieving Highly Robust Polymeric Microspheres with Efficient and Full‐Color Organic Afterglow for 3D Printing and Anti‐Counterfeiting [PDF]

open access: yesAdvanced Science
In this work, highly robust polymer‐based luminescent microspheres with efficient and full‐color organic afterglow are developed for the first time. N‐phenylnaphthalen‐1‐amine, N‐phenylphenanthren‐9‐amine, and N‐phenyltriphenylen‐2‐amine are employed as ...
Pengtao Hu   +13 more
doaj   +2 more sources

Enhanced Near-Infrared-Excitable Organic Afterglow Nanoparticles for Deep-Tissue Multimodal Imaging via Singlet Oxygen-Mediated Energy Transfer [PDF]

open access: yesResearch
Afterglow imaging offers exceptional signal-to-background ratios (SBRs) by circumventing real-time excitation and autofluorescence, yet conventional systems rely on visible-light excitation, limiting tissue penetration and signal intensity.
Yuzhen Yu   +8 more
doaj   +2 more sources

Single-component color-tunable circularly polarized organic afterglow through chiral clusterization [PDF]

open access: yesNature Communications, 2022
Circularly polarized organic afterglow (CPOA) with both long-lived room-temperature phosphorescence and circularly polarized luminescence is attracting great interest, but the development of multicolor-tunable CPOA in a single-component material remains ...
Hui Li   +11 more
doaj   +2 more sources

Enabling robust blue circularly polarized organic afterglow through self-confining isolated chiral chromophore [PDF]

open access: yesNature Communications
Creating circularly polarized organic afterglow system with elevated triplet energy levels, suppressed non-radiative transitions, and effective chirality, which are three critical prerequisites for achieving blue circularly polarized afterglow, has posed
Mingjian Zeng   +16 more
doaj   +2 more sources

Afterglow ice formed by phosphorescent luminophore-protein conjugates and complexes in aqueous solution at freezing temperature [PDF]

open access: yesNature Communications
Unlike the widely reported fluorophore-biomacromolecule systems in nucleic acid testing and immunoassay, organic afterglow luminophore-biomacromolecule conjugates and complexes remain rarely explored.
Xun Li   +5 more
doaj   +2 more sources

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