Multiplexed Weak Waist-Enlarged Fiber Taper Curvature Sensor and Its Rapid Inline Fabrication [PDF]
Sensors, 2021 This study proposes a multiplexed weak waist-enlarged fiber taper (WWFT) curvature sensor and its rapid fabrication method. Compared with other types of fiber taper, the proposed WWFT has no difference in appearance with the single mode fiber and has ...
Duo Yi +5 more
doaj +2 more sources
Shape Memory Alloy (SMA) Actuator With Embedded Liquid Metal Curvature Sensor for Closed-Loop Control [PDF]
Frontiers in Robotics and AI, 2021 We introduce a soft robot actuator composed of a pre-stressed elastomer film embedded with shape memory alloy (SMA) and a liquid metal (LM) curvature sensor. SMA-based actuators are commonly used as electrically-powered limbs to enable walking, crawling,
Zhijian Ren +5 more
doaj +2 more sources
High-Sensitivity and Anti-Interference Curvature Sensor Based on Optical Intensity Differential in Tapered Seven-Core Fiber [PDF]
SensorsThis paper presents a high-sensitivity and anti-interference optical intensity differential curvature sensor based on seven-core fiber (SCF), and its performance is verified through simulation.
Jingshan Jia, Shuyang Duan, Meina Wu
doaj +2 more sources
A Flexible Double-Sided Curvature Sensor Array for Use in Soft Robotics [PDF]
SensorsThis paper describes the design, fabrication, integration, characterization, and demonstration of a novel flexible double-sided curvature sensor array for use in soft robotics.
Racha Benarrait +5 more
doaj +2 more sources
Curvature of Indoor Sensor Network: Clustering Coefficient
EURASIP Journal on Wireless Communications and Networking, 2009 We investigate the geometric properties of the communication graph in realistic low-power wireless networks. In particular, we explore the concept of the curvature of a wireless network via the clustering coefficient. Clustering coefficient analysis is
Ariaei F +4 more
doaj +3 more sources
All-Fiber Laser Curvature Sensor Using an In-Fiber Modal Interferometer Based on a Double Clad Fiber and a Multimode Fiber Structure [PDF]
Sensors, 2017 An all-fiber curvature laser sensor by using a novel modal interference in-fiber structure is proposed and experimentally demonstrated. The in-fiber device, fabricated by fusion splicing of multimode fiber and double-clad fiber segments, is used as ...
Ricardo I. Álvarez-Tamayo +7 more
doaj +2 more sources
Screen-Printed Curvature Sensors for Soft Robots
IEEE Sensors Journal, 2018 Castable elastomers have been used to fabricate soft robotic devices and it has been shown that the technique scales well from prototyping to mass manufacturing. However, similarly scalable techniques for integrating strain or curvature sensors into such devices are still lacking.
Veikko Sariola +2 more
exaly +6 more sources
Surface Curvature Sensor Based on Intracavity Sensing of Fiber Ring Laser
Photonics, 2022 The measurement of surface curvature is of great significance in aerospace, structural health monitoring, energy batteries, etc. In this paper, a fiber-optic surface curvature sensor, based on intracavity sensing of fiber ring laser (FRL), is ...
Liang Yi +5 more
doaj +1 more source
Applied Sciences, 2023 In order to solve the key technical problem of accurate perception of the straightness of a scraper conveyor in intelligent mining of coal mines, a three-dimensional (3D) curvature sensor of fiber Bragg grating (FBG) is designed and developed based on ...
Gang Wu +4 more
doaj +1 more source
Angle-Resolved Hollow-Core Fiber-Based Curvature Sensing Approach
Fibers, 2021 We propose and theoretically study a new hollow-core fiber-based curvature sensing approach with the capability of detecting both curvature radius and angle. The new sensing method relies on a tubular-lattice fiber that encompasses, in its microstructure,
William M. Guimarães +3 more
doaj +1 more source