Results 41 to 50 of about 62,523 (275)

Liability issues of Unmanned Surface Vehicles

open access: yesOCEANS 2018 MTS/IEEE Charleston, 2018
Unmanned Surface Vehicles (USVs) are a widespread technology nowadays. USVs of all kinds and shapes are used for a variety of applications from scientific research to transportation. However, safety and regulatory issues still prevent the exploitation of the full potential of USVs.
Ferreira, Fausto   +3 more
openaire   +1 more source

Surface Unmanned Multipurpose Research Marine Vehicle: SUNMARE Project

open access: yes, 2022
This paper presents the preliminary activities undertaken for the research project SUNMARE (Surface UNmanned multipurpose research MARine vEhicle), which aims at the development of an innovative autonomous platform for marine, oceanographic, lacustrine, and submerged/semi-submerged cultural heritage monitoring/measurements.
Laurenza, Maicol   +7 more
openaire   +3 more sources

Adaptive State Feedback Shared Control for Unmanned Surface Vehicle With Fixed-Time Prescribed Performance Control

open access: yesIEEE Access
Unmanned surface vehicles (USVs) often encounter unknown obstacles, adverse weather, and emergency situations during missions, especially external disturbances such as wind, waves, and ocean currents at sea, which pose challenges for operators to respond
Mengyue He   +5 more
doaj   +1 more source

A Survey on Unmanned Underwater Vehicles: Challenges, Enabling Technologies, and Future Research Directions

open access: yesSensors, 2023
Unmanned underwater vehicles (UUVs) are becoming increasingly important for a variety of applications, including ocean exploration, mine detection, and military surveillance. This paper aims to provide a comprehensive examination of the technologies that
Arif Wibisono   +3 more
doaj   +1 more source

Design and analysis of an unmanned small-scale air-land-water vehicle [PDF]

open access: yes, 2013
The designs of small-scale unmanned aerial, land and water vehicles are currently being researched in both civilian and military applications. However, these unmanned vehicles are limited to only one and two mode of operation.
Arhami, Arhami
core  

Robust multi-fidelity design of a micro re-entry unmanned space vehicle [PDF]

open access: yes, 2011
This article addresses the preliminary robust design of a small-scale re-entry unmanned space vehicle by means of a hybrid optimization technique. The approach, developed in this article, closely couples an evolutionary multi-objective algorithm with a ...
Aupoix B.   +9 more
core   +1 more source

A Scalable Perovskite Platform With Multi‐State Photoresponsivity for In‐Sensor Saliency Detection

open access: yesAdvanced Materials, EarlyView.
A scalable in‐sensor computing platform (32 × 32 array) with ultra‐low variability is developed by incorporating ferroelectric copolymers into halide perovskite thin films. These devices achieve 1000 programmable photoresponsivity states and high thermal reliability.
Xuechao Xing   +10 more
wiley   +1 more source

Towards of multi-source data fusion framework of geo-referenced and non-georeferenced data: prospects for use in surface water bodies

open access: yesGeocarto International, 2023
This paper proposes an approach of fusion geo-referenced and non-georeferenced data. These data can be acquired by a) unmanned surface vehicles (USVs), b) unmanned aerial vehicles (UAVs), c) airborne and submersible optical sensors, d) acoustic sensors ...
Fermín Villalpando   +3 more
doaj   +1 more source

Unmanned Aerial Vehicle (UAV) for monitoring soil erosion in Morocco [PDF]

open access: yes, 2012
This article presents an environmental remote sensing application using a UAV that is specifically aimed at reducing the data gap between field scale and satellite scale in soil erosion monitoring in Morocco. A fixed-wing aircraft type Sirius I (MAVinci,
D'Oleire-Oltmanns, Sebastian   +3 more
core   +1 more source

Optofluidic Raman Analysis and Capacity Recovery in Li‐ion Cells

open access: yesAdvanced Materials Technologies, EarlyView.
Operando Raman spectroscopy is used to monitor the degradation of commercial Li‐ion cells. Using a microfluidic access port, small amounts of electrolyte are sampled into a hollow‐core optical fibre, where fibre‐enhanced Raman analysis reveals Li+ solvation changes and solvent evolution.
Ermanno Miele   +9 more
wiley   +1 more source

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