Results 151 to 160 of about 14,221 (252)

CVE-assisted Co<sub>3</sub>O<sub>4</sub> nanoparticle-coated optical fiber sensor for acetone detection. [PDF]

open access: yesSci Rep
Sahu B   +8 more
europepmc   +1 more source

Intrinsic Focus‐Like Light Concentration From Anti‐Resonant Hollow‐Core Fibers

open access: yesAdvanced Photonics Research, Volume 7, Issue 8, August 2026.
The fundamental mode of hollow‐core waveguides is shown to produce intrinsic focus‐like light concentration in free space without external optics. Combined experiments and simulations reveal that this behavior originates from the non‐Gaussian nature of leaky modes, establishing a new mechanism for lensless beam shaping and compact optical interfacing ...
Shahrzad Hosseinabadi   +3 more
wiley   +1 more source

Capillary-based optical fiber sensor for turbidity measurement. [PDF]

open access: yesSci Rep
Vanegas-Tenezaca E   +7 more
europepmc   +1 more source

Fast Reconfigurable Optical Directed Logic Chip Using 2 × 2 Optical Switch on SOI Platform

open access: yesAdvanced Photonics Research, Volume 7, Issue 8, August 2026.
We demonstrated a compact and power‐efficient EO optical switch on silicon platform with microring resonators. The microring resonators are arranged with a strictly nonblocking crossbar architecture. Through detailed analysis and testing, this switch not only performs the function of switching routing but also realizes the function of several logic ...
Yuexin Yin   +5 more
wiley   +1 more source

Design of Hetero‐Core Fiber‐Optic SPR Sensor for Reliable Detection of Geothermal Scale Deposition

open access: yesAdvanced Sensor Research, Volume 5, Issue 8, August 2026.
A hetero‐core fiber‐optic SPR sensor provides rapid and reproducible monitoring of geothermal scale deposition. The mechanically robust design improves fabrication consistency and sensitivity compared with conventional sensors. Distinct peak shifts are observed for silica, carbonate, and sulfate scales, enabling fast, in situ evaluation of scale ...
Airi Suka   +7 more
wiley   +1 more source

Drop‐Shaped Optical Microfiber Enabled Biomechanical Sensor

open access: yesAdvanced Science, Volume 13, Issue 44, 7 August 2026.
A novel microforce sensor based on a drop‐shaped optical microfiber is presented herein, designed to characterize the biomechanical properties of single cells and microscale living organisms, achieving a force resolution of 24 nN. Leveraging its high sensitivity, facile miniaturization, excellent flexibility, and robust mechanical stability, this ...
Yan Xu   +7 more
wiley   +1 more source

Second Harmonic Generation in Modal Phase-Matched Thin-Film Lithium Tantalate Ridge Waveguide. [PDF]

open access: yesMicromachines (Basel)
Zhang X   +8 more
europepmc   +1 more source

An Efficient Quasi‐Static Condensation‐Based Framework for Seismic Analysis of Multi‐Supported Secondary Structures

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 10, Page 2466-2485, August 2026.
ABSTRACT Multi‐supported non‐structural components (NSCs) are prone to seismic damage, yet their response prediction remains challenging when support motions are spatially incoherent. This study proposes an enhanced quasi‐static condensation (EQSC) method for linear, lightweight, dynamically detuned multi‐supported NSCs under the neglect of primary ...
Duozhi Wang   +5 more
wiley   +1 more source

Properties of laser-cladded FeCoCrNiMo high-entropy alloy on N80 carbon steel surfaces. [PDF]

open access: yesiScience
Liu X   +7 more
europepmc   +1 more source

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