Results 231 to 240 of about 1,920,107 (363)

Ultrafast Radiative Recombination Engineering in InGaN/GaN Quantum Wells through Temperature, Alloy Fraction and Layer's Width Tuning for Photonics

open access: yesAdvanced Theory and Simulations, EarlyView.
A side‐view schematic illustrating intra‐ and inter‐band optical recombination processes in quantum wells, highlighting applications that depend on carrier dynamics and recombination lifetimes, such as lasers, photodetectors, and solar cells. Abstract Radiative lifetime (RT) on the picosecond to femtosecond scale plays a key role in enabling ultrafast ...
Redouane En‐nadir
wiley   +1 more source

Gentle Label‐Free Nonlinear Optical Imaging Relaxes Linear‐Absorption‐Mediated Triplet

open access: yesAdvanced Science, EarlyView.
The phototoxicity in nonlinear optical microscopy arises mainly from linear absorption of intrinsic biomolecules rather than nonlinear absorption. This mechanism is supported by a reproducible phototoxicity assay based on widely available chicken breast.
Geng Wang   +4 more
wiley   +1 more source

Balancing Anodic Stability and Cathodic Kinetics in Practical Lithium‐Sulfur Batteries With Non‐fluorinated Weakly Solvating Solvents

open access: yesAdvanced Science, EarlyView.
A weakly solvating electrolyte with non‐fluorinated cyclopentyl methyl ether solvent and 1,3‐dioxolane additive is employed in Li‐S batteries, which shows moderate lithium polysulfides solubility and improves the electrode interfacial stability. Therefore, appropriate cathodic kinetics and good anodic stability are both achieved in S/C||Li batteries ...
Zhicheng Wang   +17 more
wiley   +1 more source

Multi-photon confocal microscopy by using a femtosecond Cr forsterite laser [PDF]

open access: green, 2002
Tze-Min Liu   +3 more
openalex   +1 more source

Covalent Bridges in Bi Loaded BiVO4 Enabling Rapid Charge Transfer for Efficient Photocatalytic Water Oxidation

open access: yesAdvanced Science, EarlyView.
Plasmonic bismuth nanoparticles loaded BiVO4 photocatalyst is successfully prepared for photocatalytic water oxidation. The in situ loading of the Bi on the BiVO4 allows the formation of the Bi–O–V covalent bridges, which can significantly facilitate the photogenerated charge carrier migration accross Bi and BiVO4 for enhancing photocatalytic ...
Liyang Li   +4 more
wiley   +1 more source

Enhanced Quantum Magnetometry with a Femtosecond Laser-Written Integrated Photonic Diamond Chip. [PDF]

open access: yesNano Lett
Guo Y   +10 more
europepmc   +1 more source

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