Results 101 to 110 of about 5,419 (168)

Purely Organic Microparticles Showing Ultralong Room Temperature Phosphorescence

open access: yesACS Omega, 2021
Heidi Thomas   +6 more
doaj   +1 more source

Stretchable phosphorescent polymers by multiphase engineering

open access: yesNature Communications
Stretchable phosphorescence materials potentially enable applications in diverse advanced fields in wearable electronics. However, achieving room-temperature phosphorescence materials simultaneously featuring long-lived emission and good stretchability ...
Nan Gan   +9 more
doaj   +1 more source

Carbon Dots: An Emerging Frontier for Green and Sustainable Civil Engineering Materials

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 4, July 2026.
Traditional civil engineering materials (CE materials) are usually involved with high‐energy consumption during manufacturing, significant maintenance costs, and substantial environmental impacts throughout their life cycles. The progress of nanotechnology is catalyzing a green and sustainable transformation within the field.
Weiwen Hao   +5 more
wiley   +1 more source

Synthesis, Solubilization, and Photophysical Properties of Polyfluorinated Pentacene Dimers

open access: yesJournal of Physical Organic Chemistry, Volume 39, Issue 7, July 2026.
The synthesis and photophysical analysis of polyfunctionalized pentacene dimers is described. Polyfluorination is employed to modulate the polarizability and to investigate the effects on the mechanism of singlet fission (SF). ABSTRACT A polyfluorinated pentacene dimer, linked with a 1,3‐diethynylphenylene spacer, was synthesized to investigate the ...
Zachary W. Schroeder   +10 more
wiley   +1 more source

Activation of Aryl Halides by Triplet–Triplet Annihilation Upconversion Enabling Coupling Processes Under an Open‐to‐Air Environment

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 24, 23 June 2026.
Triplet–triplet annihilation upconversion (TTA‐UC) performed inside supramolecular viscoelastic gels enables efficient CC and C–heteroatom coupling reactions under green LED irradiation in open‐air conditions. The gel network restricts oxygen diffusion, preserves triplet states, and allows aryl halide activation through upconverted excited states ...
Daniel Álvarez‐Gutiérrez   +4 more
wiley   +1 more source

Bond and Antibond Resonances: A Unified Framework for Singlet Biradical Character

open access: yesChemistry – A European Journal, Volume 32, Issue 23, 16 June 2026.
The electronic structure of a variety of singlet biradicaloids may be described in the Lewis picture using single antibonds as the central bonding motif. In conjunction with a consistent set of biradical indicators, we can resolve some long‐standing disputes over the biradical character of molecules such as O3 and S2N2.
Daniel T. Gschwind, Jonas Bresien
wiley   +1 more source

Host-Guest Doping Enables Room Temperature Phosphorescence from Triarylboranes. [PDF]

open access: yesAngew Chem Int Ed Engl
Wu Z   +4 more
europepmc   +1 more source

Tuning the Photochemistry of Entatic State Model Systems

open access: yesZeitschrift für anorganische und allgemeine Chemie, Volume 652, Issue 9, 3 June 2026.
We present the photochemistry of the entatic state model [Cu(DMEGqu)2]+/2+, a copper guanidino‐quinoline complex pair. By transient IR and UV/Vis spectroscopy, we obtained the lifetimes of the different excited states. We show that the structural effect of the guanidine tunes the photochemistry of this entatic state model.
Alexander Hoffmann   +10 more
wiley   +1 more source

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