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11 Results Found

  • Article
  • Open Access
20 Citations
5,217 Views
12 Pages

Optical Fiber Sensor Performance Evaluation in Soft Polyimide Film with Different Thickness Ratios

  • Yanlin He,
  • Xu Zhang,
  • Lianqing Zhu,
  • Guangkai Sun,
  • Xiaoping Lou and
  • Mingli Dong

15 February 2019

To meet the application requirements of curvature measurement for soft biomedical robotics and flexible morphing wings of aircraft, the optical fiber Bragg grating (FBG) shape sensor for soft robots and flexible morphing wing was implemented. This op...

  • Article
  • Open Access
581 Views
15 Pages

Manufacturing and Preliminary Testing of Nano-Filled Elastomeric Film Cover for Morphing Airfoil

  • Monica Ciminello,
  • Filomena Piscitelli,
  • Ruggero Volponi and
  • Salvatore Ameduri

13 August 2025

In this paper, a strain–temperature sensor with medium-high stretchability is proposed for aeronautic applications. The elastomer is conceived to be used as a protective cover on a morphing airfoil characterized by high curvatures. The main nov...

  • Article
  • Open Access
15 Citations
4,840 Views
14 Pages

Comparative Analysis of Deformation Determination by Applying Fiber-optic 2D Deflection Sensors and Geodetic Measurements

  • Marko Z. Marković,
  • Jovan S. Bajić,
  • Mehmed Batilović,
  • Zoran Sušić,
  • Ana Joža and
  • Goran M. Stojanović

18 February 2019

In the paper the description of an experiment for a comparative analysis of two different methods for deformation determination, geodetic and 2D deflection sensors based on fiber-optic curvature sensors (FOCSs) is given. The experiment is performed b...

  • Article
  • Open Access
17 Citations
6,539 Views
12 Pages

22 November 2018

In this paper, we demonstrate an improvement in the accuracy of a low-cost smart temperature sensor, by measurement of the nonlinear curvature correction at multiple temperature references. The sensors were positioned inside a climate chamber and con...

  • Article
  • Open Access
3 Citations
2,842 Views
9 Pages

6 November 2019

This work demonstrates the potential of combining a microsphere with a tip for the functionality of the contact sensor. This sensor consists of a tip aligned with the fiber core and a microsphere, which appears during tip formation. This new structur...

  • Article
  • Open Access
5 Citations
3,134 Views
13 Pages

Optical Strain Gauge Prototype Based on a High Sensitivity Balloon-like Interferometer and Additive Manufacturing

  • Victor H. R. Cardoso,
  • Paulo Caldas,
  • Maria Thereza R. Giraldi,
  • Orlando Frazão,
  • João C. W. Albuquerque Costa and
  • José Luís Santos

9 October 2022

An optical strain gauge based on a balloon-like interferometer structure formed by a bent standard single-mode fiber combined with a 3D printer piece has been presented and demonstrated, which can be used to measure displacement. The interferometer h...

  • Article
  • Open Access
6 Citations
2,987 Views
22 Pages

An Operational Processing Framework for Spaceborne SAR Formations

  • Naomi Petrushevsky,
  • Andrea Monti Guarnieri,
  • Marco Manzoni,
  • Claudio Prati and
  • Stefano Tebaldini

18 March 2023

The paper proposes a flexible and efficient wavenumber domain processing scheme suited for close formations of low earth orbiting (LEO) synthetic aperture radar (SAR) sensors hosted on micro-satellites or CubeSats. Such systems aim to generate a high...

  • Article
  • Open Access
5 Citations
3,420 Views
14 Pages

Using Simulation to Evaluate a Tube Perception Algorithm for Bin Picking

  • Gonçalo Leão,
  • Carlos M. Costa,
  • Armando Sousa,
  • Luís Paulo Reis and
  • Germano Veiga

Bin picking is a challenging problem that involves using a robotic manipulator to remove, one-by-one, a set of objects randomly stacked in a container. In order to provide ground truth data for evaluating heuristic or machine learning perception syst...

  • Article
  • Open Access
437 Views
10 Pages

Sensitive Displacement Sensor Based on a Flexible Grating Random Laser

  • Guang Dai,
  • Yan Liu,
  • Zhenzhen Shang,
  • Yangjun Yan,
  • Hui Peng and
  • Heng Zhang

22 October 2025

This study proposes and demonstrates a highly sensitive displacement sensor based on a flexible random laser. The sensor utilizes a polydimethylsiloxane (PDMS) film where a self-assembled surface grating structure is formed via oxygen plasma surface...

  • Article
  • Open Access
35 Citations
6,355 Views
10 Pages

20 March 2017

The flexibility of amorphous Giant Magneto-Impedance (GMI) micro wires makes them easy to use in several magnetic field sensing applications, such as electrical current sensing, where they need to be deformed in order to be aligned with the measured...

  • Article
  • Open Access
2,397 Views
18 Pages

25 June 2023

Self-excited oscillations have the advantages of absorbing energy from a stable environment and Self-control; therefore, Self-excited motion patterns have broader applications in micro devices, autonomous robots, sensors and energy-generating devices...