Results 1 to 10 of about 3,000 (214)

Stretchable Shape‐Sensing Sheets

open access: yesAdvanced Intelligent Systems, 2023
Soft robot deformations are typically estimated using strain sensors to infer change from a nominal shape while taking a robot‐specific mechanical model into account.
Dylan Shah   +4 more
doaj   +2 more sources

Assessment of the Measurement Performance of the Multimodal Fibre Optic Shape Sensing Configuration for a Morphing Wing Section

open access: yesSensors, 2022
In this paper, with the final aim of shape sensing for a morphing aircraft wing section, a developed multimodal shape sensing system is analysed. We utilise the method of interrogating a morphing wing section based on the principles of both hybrid ...
Nakash Nazeer   +2 more
doaj   +3 more sources

Demonstration of Large Curvature Radius Shape Sensing Using Optical Frequency Domain Reflectometry in Multi-Core Fibers

open access: yesIEEE Photonics Journal, 2021
In distributed shape sensing, the shape reconstruction error is more and more sensitive to the strain measuring error along with curvature radius of reconstructed shape increasing, which causes a notable challenge for large curvature radius shape ...
Zeen Chen   +9 more
doaj   +3 more sources

A Novel Catheter Shape-Sensing Method Based on Deep Learning with a Multi-Core Optical Fiber

open access: yesSensors, 2023
In this paper, we propose a novel shape-sensing method based on deep learning with a multi-core optical fiber for the accurate shape-sensing of catheters and guidewires.
Fei Han   +3 more
doaj   +3 more sources

Temperature Sensing Shape Morphing Antenna (ShMoA)

open access: yesMicromachines, 2022
Devices that can morph their functions on demand provide a rich yet unexplored paradigm for the next generation of electronic devices and sensors. For example, an antenna that can morph its shape can be used to adapt communication to different wireless ...
Wenxin Zeng, Wei Wang, Sameer Sonkusale
doaj   +3 more sources

Two-node Curved Inverse Finite Element Formulations based on ‎Exact Strain-displacement Solution [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2023
The inverse finite element method (iFEM) is an efficient algorithm developed for real-time monitoring of structures equipped by a network of strain sensors.
Pierclaudio Savino, Francesco Tondolo
doaj   +1 more source

Distributed Fiber Optic Shape Sensing of Concrete Structures

open access: yesSensors, 2021
Civil structural health monitoring (CSHM) has become significantly more important within the last decades due to rapidly growing construction volume worldwide as well as aging infrastructure and longer service lifetimes of the structures. The utilization
Christoph M. Monsberger, Werner Lienhart
doaj   +1 more source

Full-Field Strain Reconstruction Using Uniaxial Strain Measurements: Application to Damage Detection

open access: yesApplied Sciences, 2021
This work investigates the inverse problem of reconstructing the continuous displacement field of a structure using a spatially distributed set of discrete uniaxial strain data. The proposed technique is based on the inverse Finite Element Method (iFEM),
Rinto Roy   +3 more
doaj   +1 more source

Shape sensing of optical fiber Bragg gratings based on deep learning

open access: yesMachine Learning: Science and Technology, 2023
Continuum robots in robot-assisted minimally invasive surgeries provide adequate access to target anatomies that are not directly reachable through small incisions.
Samaneh Manavi Roodsari   +6 more
doaj   +1 more source

Strip-Type Embeddable Shape Sensor Based on Fiber Optics for In Situ Composite Consolidation Monitoring

open access: yesSensors, 2022
Carbon fibers and resin used in manufacturing carbon fiber-reinforced plastic composite structures flow before the resin solidifies, resulting in disrupted fiber orientation and non-uniform thickness. This process, known as consolidation, is critical for
Shu Minakuchi, Shoma Niwa, Nobuo Takeda
doaj   +1 more source

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