Results 31 to 40 of about 1,221,918 (286)

Simultaneous Measurement of Curvature, Strain and Temperature Using a Twin-Core Photonic Crystal Fiber-Based Sensor

open access: yesSensors, 2018
A novel twin-core photonic crystal fiber-based sensor for simultaneous measurement of curvature, strain and temperature is proposed. The fiber sensor is constructed by splicing the homemade twin-core photonic crystal fiber between two segments of single ...
Tongtong Zhao   +4 more
doaj   +1 more source

Deep learning for highly efficient curvature recognition using fiber scattering speckles

open access: yesResults in Physics, 2023
A flexible fiber-optic sensor enabled by deep learning is proposed and experimentally demonstrated for highly efficient curvature sensing application. This sensing modulation system combines a deep optical neural network based on a small training dataset,
Xinliang Gao   +6 more
doaj   +1 more source

A biologically-inspired approach to designing wireless sensor networks [PDF]

open access: yes, 2005
In this paper, we contend that there are significant advantages in treating some classes of sensor networks as biological-like systems-- both in structural design characteristics and in operational processes.
Haddadi, H.   +3 more
core   +1 more source

Experimental validation of the mechanical coupling response for hygro-thermally curvature-stable laminated composite materials [PDF]

open access: yes, 2011
Stacking sequence configurations for hygro-thermally curvature-stable (HTCS) laminates have recently been identified in 9 classes of coupled laminate with standard ply angle orientations +45, "1245, 0 and ...
Shamsudin, M.H.   +3 more
core   +8 more sources

Temperature Insensitive Vector Bending Sensor Based on Asymmetrical Cascading SMF-PCF-SMF Structure

open access: yesIEEE Photonics Journal, 2017
A temperature insensitive vector curvature sensor of photonic crystal fiber (PCF) is presented based on core-offset splicing and waist-enlarged fiber taper. Obvious red and blue shifts in transmission spectrum appear at two symmetrical bending directions
Guangwei Fu   +5 more
doaj   +1 more source

Discrimination of Object Curvature Based on a Sparse Tactile Sensor Array

open access: yesMicromachines, 2020
Object curvature plays an important role in grasping and manipulation. To be more exact, local curvature is a more useful information for grasping practically.
Weiting Liu   +7 more
doaj   +1 more source

New planar trace humidity sensor [PDF]

open access: yes, 2012
A new planar sensor element for continuous coulometric trace humidity measurements in industrial gases has been developed. In order to ensure precise measurements a calibration facility including a precision dew point hygrometer as a reference device ...
Andreas Lorek   +9 more
core   +1 more source

Mean curvature flow with triple junctions in higher space dimensions [PDF]

open access: yes, 2012
We consider mean curvature ow of n-dimensional surface clusters. At (
Garcke, Harald   +2 more
core   +1 more source

In-Fiber Hybrid Structure Sensor Based on the Vernier Effect for Vector Curvature and Temperature Measurement

open access: yesPhotonics
A vector curvature and temperature sensor based on an in-fiber hybrid microstructure is proposed and experimentally demonstrated. The proposed scheme enables the dimensions of the Fabry–Perot and Mach–Zehnder hybrid interferometer to be adjusted for the ...
Sunde Wang   +6 more
doaj   +1 more source

Simultaneous Measurement of Curvature and Temperature Based on Mach–Zehnder Interferometer Comprising Core-Offset and Spherical-Shape Structures

open access: yesIEEE Photonics Journal, 2016
A novel sensor for simultaneous measurement of curvature and temperature based on the Mach–Zehnder interferometer (MZI) is presented. The sensor consists of slight core-offset and spherical-shape structures. The core offset excites cladding modes,
Huaping Gong   +4 more
doaj   +1 more source

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