Results 171 to 180 of about 112,501 (276)

Visible Brillouin-quadratic microlaser in a high-Q thin-film lithium niobate microdisk. [PDF]

open access: yesNat Commun
Luo X   +10 more
europepmc   +1 more source

Toward Safer and Sustainable Lithium Metal Batteries: Fluorine‐Free Solid Polymer Electrolytes

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
An analysis to assess the impact of fluorine in polymer electrolyte‐based lithium metal batteries has been conducted. It has been demonstrated that fluorine‐free LiTIM salt delivers a electrochemical performance similar to that of its fluorinated analogue salts, given the complete lithium dissociation in coordination with PEO and the restricted anion ...
David Fraile‐Insagurbe   +10 more
wiley   +1 more source

High‐Performance UV Photodetectors Based on ZnO Hierarchical Nanostructures Grown on Aerosol‐Printed 3D Ag Mesh

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
First integration of ZnO nanorods with aerosol‐printed 3D Ag meshes for UV photodetector. 3D Ag/ZnO enhances light absorption and charge separation by providing a large active surface area for efficient charge generation and a strong UV response.
Elius Hossain   +3 more
wiley   +1 more source

Unraveling Energy Flow Mechanisms in Semiconductors by Ultrafast Spectroscopy: Germanium as a Case Study. [PDF]

open access: yesAdv Sci (Weinh)
Raciti G   +10 more
europepmc   +1 more source

Optical Kerr Gating as a Strategy for Noise Reduction in Femtosecond Stimulated Raman Spectroscopy

open access: yesJournal of Raman Spectroscopy, EarlyView.
We report an experimental approach, where an Optical Kerr gate is incorporated with Femtosecond Stimulated Raman Spectrometry (FSRS). The gate functions as a temporal filter that preferentially suppresses the FSRS inherent background. FSRS spectra are reported with the Kerr‐gated methodology with significantly improved SNR compared to the conventional ...
Spyridon Kaziannis   +5 more
wiley   +1 more source

Lecithin‐Enabled Emission Line‐Width and Chromaticity Stability Toward BT.2020‐Compatible Pure‐Red Perovskite Quantum Dots

open access: yesJournal of the Society for Information Display, EarlyView.
Lecithin‐assisted A‐site exchange enables the formation of pure‐red perovskite quantum dots with high color purity by suppressing lattice strain and structural disorder. The resulting PeQDs exhibit a narrowed emission line‐width and enhanced chromatic stability compared to non‐assisted systems.
Kenshin Yoshida   +7 more
wiley   +1 more source

Recent Advances in Photonic Bound States in the Continuum: From Fundamentals to Engineering and Implementation

open access: yesLaser &Photonics Reviews, EarlyView.
This review summarizes recent progress in meta‐photonics with a focus on bound states in the continuum (BICs) as a powerful platform for light confinement and control. It covers fundamental concepts, design strategies across optical regimes, symmetry breaking for practical quasi‐BICs, tunable and AI‐assisted BIC devices, and emerging applications in ...
Hafiz Saad Khaliq, Hak‐Rin Kim
wiley   +1 more source

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