Results 61 to 70 of about 33,690 (283)

Blue afterglow of undoped CaAl

open access: yes, 2019
This paper reports on the intense blue afterglow from undoped CaAl2O4 nanocrystals in an attempt to achieve a clear understanding of the afterglow mechanism of Eu2+-doped CaAl2O4.
Yuan Ming Huang, Bao-gai Zhai
core   +1 more source

High‐Temperature Persistent Luminescence and Anti‐Thermal Quenching in LiGa5O8 by Trap Engineering

open access: yesAdvanced Science, EarlyView.
Cu/Zn co‐doping creates deep and thermally stable traps in LiGa5O8, enabling enhanced high‐temperature persistent luminescence, anti‐thermal‐quenching emission, and dynamic blue‐to‐red color evolution. ABSTRACT High‐temperature luminescent materials are essential for applications in displays, information storage, anti‐counterfeiting, and extreme ...
Yuchen Wang   +11 more
wiley   +1 more source

Afterglow [PDF]

open access: yes, 2018
Fitting in to the fast-paced evolution of marching band uniforms, Afterglow reimagines the traditional marching band uniform by experimenting with wearable technology, new silhouettes, and garment sustainability to create a theatrical band uniform ...
Roelse, Katya, Smith, Cheyenne
core  

Residual Microparticle Charge Measured in a Spatio-Temporal Afterglow Plasma [PDF]

open access: yes, 2023
The elementary interaction between dust particles and plasma, i.e. dusty or complex plasma physics, has been a widely researched topic for many years. A specific type of dusty plasma that has been of interest recently is a dusty afterglow plasma.
Van Huijstee, J.C.A.   +2 more
core   +1 more source

Photooxidation triggered ultralong afterglow in carbon nanodots

open access: yesNature Communications
It remains a challenge to obtain biocompatible afterglow materials with long emission wavelengths, durable lifetimes, and good water solubility. Herein we develop a photooxidation strategy to construct near-infrared afterglow carbon nanodots with an ...
Guang-Song Zheng   +14 more
semanticscholar   +1 more source

Near-Infrared Long Afterglow in Fe3+-Activated Mg2SnO4 for Self-Sustainable Night Vision.

open access: yesACS Applied Materials and Interfaces, 2023
The advent of near-infrared (NIR) afterglow in Cr3+-doped materials has stimulated considerable interest in technological applications owing to the sustainable emission of light with good penetrability. However, the development of Cr3+-free NIR afterglow
Min-Zhong Li   +6 more
semanticscholar   +1 more source

Visible-Light-Excitable Sky-Blue TADF-Type Organic Afterglow

open access: yes, 2023
Blue afterglow emitters contribute one of the three primary afterglow colors and can be used to generate other afterglow colors via energy transfer.
Xuefeng Chen (373198)   +8 more
core   +1 more source

Aqueous-phase room-temperature afterglow crystalline micro/nanostructures via supramolecular inclusion complexation of γ-cyclodextrin with difluoroboron β-diketonate luminescence compounds

open access: yesNext Materials
Room-temperature phosphorescence and organic afterglow materials exhibit significant applications in diverse fields. Among them, aqueous-phase organic afterglow materials display interesting biomedical and other applications, whereas afterglow material ...
Qianqian Yan   +6 more
doaj   +1 more source

The afterglow photosynthetic luminescence

open access: yesPhysiologia Plantarum, 2020
AbstractThe afterglow (AG) photosynthetic luminescence is a long‐lived chlorophyll fluorescence emitted from PSII after the illumination of photosynthetic materials by FR or white light and placed in darkness. The AG emission corresponds to the fraction of PSII centers in the S2/3QB non‐radiative state immediately after pre‐illumination, in which the ...
José M. Ortega, Mercedes Roncel
openaire   +5 more sources

Modulating Emission of Boric Acid into Highly Efficient and Color‐Tunable Afterglow via Dehydration‐Induced Through‐Space Conjugation

open access: yesAdvanced Science, 2023
Inorganic boric acid (BA) is generally not considered an efficient afterglow material, and several groups have reported its extremely weak room‐temperature phosphorescence (RTP) in the blue spectral region.
Zhen Zhang   +5 more
doaj   +1 more source

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