Results 181 to 190 of about 162,662 (262)

Sunscreen Composed of Nanofiber with Enhanced UV Protection and Thermal Comfort for Human Skin

open access: yesAdvanced Materials Technologies, EarlyView.
A new type of sunscreen composed of nanofibers is presented that enhances UV scattering and reflection, in contrast to conventional sunscreens that rely on absorption agents to block UV radiation. This scattering‐based UV protection helps minimize thermal stress by reflecting UV energy.
James Laurence Ruello   +3 more
wiley   +1 more source

Characterization of electroforming-free titanium dioxide memristors [PDF]

open access: diamond, 2013
John Paul Strachan   +7 more
openalex   +1 more source

Engineering Thermal Emission with Enhanced Emissivity and Quality Factor Using Bound States in the Continuum and Electromagnetically Induced Absorption

open access: yesAdvanced Optical Materials, EarlyView.
A metal‐based thermal metasurface supporting bound states in the continuum is demonstrated and experimentally shown to achieve a record‐high quality factor of 202 and high emissivity of 0.82. The design offers thermally stable, narrowband mid‐infrared emission, making it ideal for high‐precision gas sensing applications.
Guodong Zhu   +8 more
wiley   +1 more source

Proton-free electron-trapping feature of titanium dioxide nanoparticles without the characteristic blue color [PDF]

open access: gold, 2019
Yan Yan   +10 more
openalex   +1 more source

Dark‐State Guided‐Mode Resonance Sensors: Engineering Miniature Sensing Platforms

open access: yesAdvanced Optical Materials, EarlyView.
This research introduces compact guided‐mode resonance sensing using Gaussian‐beam‐induced symmetry breaking to excite dark states. The method generates high‐quality resonance signals in a small area, demonstrating a sensor with 128 micro‐cells and 200 nm RIU−1 sensitivity, showing potential for lab‐on‐chip and biosensing applications.
Yeong Hwan Ko   +2 more
wiley   +1 more source

Next Generation of Thermal Barrier Coatings with High Temperature Metal‐Silicide Metamaterials

open access: yesAdvanced Optical Materials, EarlyView.
Thermal metamaterials have emerged as a powerful platform in the engineering of radiative heat transfer across a broad range of applications, including thermal imaging, passive cooling, and thermo‐photovoltaics. Here, a novel application is presented for metamaterials: thermal dual barrier coatings (TDBCs).
Ali Jishi   +15 more
wiley   +1 more source

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