Results 21 to 30 of about 2,906 (200)

Localized Accumulation of Tri‐n‐Propylamine Prolongs Electrochemiluminescence for Tumor Model Spheroid Analysis

open access: yesAngewandte Chemie, EarlyView.
Here, we enhance the electrochemiluminescence imaging of cellular spheroids using [Ru(bpy)3]2+/TPrA chemistry. Our strategy, which involves pre‐incubation with TPrA, enables high‐resolution, long‐term visualization of cellular spheroids without phototoxicity.
Vanshika Gupta   +5 more
wiley   +2 more sources

Parameter Inference of a State-of-the-Art Physical Afterglow Model for GRB 190114C

open access: yesGalaxies
A state-of-the-art semi-analytic gamma-ray burst (GRB) afterglow model with synchrotron self-Compton (SSC) emission has been applied for the first time for parameter inference using real GRB data. We analyzed the famous GRB 190114C as a case study.
Enrico Rinaldi   +2 more
doaj   +1 more source

High-performance full-color afterglow organic light-emitting diodes with tri-mode emission and efficient energy transfer

open access: yesnpj Flexible Electronics
Afterglow organic light-emitting diodes (OLEDs) with persistent emission after switching off the applied voltage have garnered extensive attention recently, but the available organic afterglow materials for electroexcitation remains rare, along with low ...
Dongyue Cui   +12 more
doaj   +1 more source

Organic persistent room temperature phosphorescence enabled by carbazole impurity

open access: yesFrontiers in Chemistry, 2023
The molecular design of metal-free organic phosphors is essential for realizing persistent room-temperature phosphorescence (pRTP) despite its spin-forbidden nature.
Alexander C. Brannan   +3 more
doaj   +1 more source

Ambient Light‐Activatable Luminescent Particle‐Embedded Conformal Patch for Photochemical Tissue Bonding and Photobiomodulated Healing

open access: yesAdvanced Materials, EarlyView.
We report a wearable photonic patch integrating room light‐ and sunlight‐activatable luminescent particles (RSLPs) for both photochemical tissue bonding and photobiomodulation. RSLPs harvest ambient light and emit red luminescence to drive chlorin e6–mediated collagen crosslinking.
Kyungjoo Jo   +12 more
wiley   +1 more source

Collisionless adiabatic afterglow [PDF]

open access: yesPhysics of Plasmas, 2020
We study, by numerical and analytical means, the evolution of a collisionless plasma initiated between absorbing walls. The ensuing flow is described by rarefaction waves that travel inward from the boundaries, interact, and eventually vanish after crossing through, leading up to the asymptotic stage of the decay. Particle simulations indicate that the
A. V. Khrabrov   +3 more
openaire   +2 more sources

Advances in Halide Perovskites for Photon Radiation Detectors

open access: yesAdvanced Materials Technologies, EarlyView.
This work highlights recent progress in perovskite‐based photon radiation detectors, covering organic–inorganic hybrid, inorganic, lead‐free double, and vacancy‐ordered halide perovskites. Their detection performance is compared, material‐specific advantages and challenges are examined, and provides insight into current limitations and future ...
Liangling Wang   +3 more
wiley   +1 more source

Structural and Compositional Effects on the Scintillation Properties of Fast Emitting Metal‐Organic Frameworks

open access: yesAdvanced Science, EarlyView.
The crystalline structure, the atomic numbers of the constituent elementsand the size of MOF crystals each influence their photoluminescence and scintillation properties in distinct ways. Together, these factors provide valuable guidelines for designing systems with optimized performance and tunable timing characteristics, arising from the synergistic ...
Francesca Cova   +8 more
wiley   +1 more source

Combinatorial discovery of small molecule‐doped afterglow polymer composites for anti‐counterfeiting

open access: yesFlexMat
The exploration of afterglow in small molecule‐doped polymer composites, rooted in a nuanced understanding of structure‐properties relationships, holds paramount importance for optoelectronics.
Yeqing Lu   +3 more
doaj   +1 more source

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