Results 51 to 60 of about 28,718 (258)

Mechanically Mutable Matrices: A Hierarchical Investigation of Decellularized Sea Cucumber Collagen as an Adaptable Scaffold Material

open access: yesAdvanced Functional Materials, EarlyView.
Sea cucumber mutable collagenous tissue (MCT) is a remarkable collagen‐based material which can rapidly undergo large changes in stiffness through transiently bound effector proteins. Here, we investigate the hierarchical structure and mechanical response of MCT from Cucumaria frondosa across length scales with a wide range of methods, also exploring ...
Nathalie R. H. Singh   +7 more
wiley   +1 more source

Multi-parameter sensor based on random fiber lasers

open access: yesAIP Advances, 2016
We demonstrate a concept of utilizing random fiber lasers to achieve multi-parameter sensing. The proposed random fiber ring laser consists of an erbium-doped fiber as the gain medium and a random fiber grating as the feedback.
Yanping Xu   +4 more
doaj   +1 more source

High Power, High-Order Random Raman Fiber Laser Based on Tapered Fiber

open access: yesIEEE Photonics Journal, 2017
In this paper, we demonstrate a high power and high-order random Raman fiber laser based on a 1 km novel tapered fiber (TF). The core diameter of the TF gradually increases from 8 μm to 20  μm.
Zhaokai Lou   +4 more
doaj   +1 more source

Polymer Substrates for Flexible Sensors: Advances and Contributions to Smart Agriculture

open access: yesAdvanced Functional Materials, EarlyView.
This review comprehensively summarizes recent advances in polymer‐based flexible sensors for smart agriculture, focusing on polymer substrate design, interface engineering, and applications in soil, plant, animal, aquaculture, and post‐harvest monitoring.
Yihui Li   +12 more
wiley   +1 more source

Optically active nanoparticles-embedded optical fiber for random fiber laser distributed sensor [PDF]

open access: yesAPL Photonics
This paper presents the development of a multifunctional photonic device using nanoparticle (NP)-doped fiber as an optical amplification medium and distributed sensing element simultaneously.
A. Leal-Junior   +5 more
doaj   +1 more source

Nanodiamond Sensing in Dynamic Environments With Fast‐Tracking Through Four‐Point Positioning

open access: yesAdvanced Functional Materials, EarlyView.
A four‐point positioning tracking (4PPT) platform enables fast 3D feedback translational tracking of fluorescent nanodiamonds while simultaneously recording ODMR spectra. By integrating real‐time translational tracking with quantum sensing, mobile nanodiamonds are used for in‐situ nanothermometry, nanorheometry, and 6D translation–rotation tracking in ...
Guoli Zhu   +10 more
wiley   +1 more source

High-order-mode Brillouin random fiber laser based on distributed Rayleigh scattering in all-few mode fiber half-open cavity

open access: yesResults in Physics
A high-order-mode (HOM) Brillouin random fiber laser (BRFL) based on distributed Rayleigh scattering in an all-few-mode fiber random cavity is proposed and experimentally demonstrated.
Zizhou Wei   +8 more
doaj   +1 more source

Continuous-Wave Pumping Supercontinuum Generation in Random Distributed Feedback Laser Cavity

open access: yesIEEE Photonics Journal, 2019
In this paper, we demonstrated a continuous-wave pumping supercontinuum generation in a random distributed feedback fiber laser with a completely open laser cavity.
Kuen Yao Lau   +5 more
doaj   +1 more source

Ultrafast Thermal Shock Synthesis of CuNiSnLa Medium‐Entropy Metallic Glass for Sustainable Nitrogen Fixation via Plasma‐Coupled Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces an ultrafast thermal shock strategy to synthesize a CuNiSnLa medium‐entropy metallic glass (MEMG). The rapid heating and cooling process generates a robust, highly active catalyst for electrocatalytic nitrate reduction to ammonia (NRA).
Hongbo Chen   +7 more
wiley   +1 more source

Second-harmonic generation within a random fiber laser

open access: yesHigh Power Laser Science and Engineering
Optical fibers offer convenient access to a variety of nonlinear phenomena. However, due to their inversion symmetry, second-order nonlinear effects, such as second-harmonic generation (SHG), are challenging to achieve.
Yousi Yang   +8 more
doaj   +1 more source

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