Results 61 to 70 of about 166,700 (296)

Simultaneous Underwater Navigation and Mapping

open access: yesU.Porto Journal of Engineering, 2019
The use of underwater autonomous vehicles has been growing, allowing the performance of tasks that cause inherent risks to Human, namely in inspection processes near to structures.
Ana Rita Silva Gaspar, Aníbal Matos
doaj   +1 more source

A Review of Detection Technologies for Underwater Cracks on Concrete Dam Surfaces

open access: yesApplied Sciences, 2023
Cracks seriously endanger the safe and stable operation of dams. It is important to detect surface cracks in a timely and accurate manner to ensure the safety and serviceability of a dam. The above-water crack detection technology of dams has been widely
Dong Chen, Ben Huang, Fei Kang
doaj   +1 more source

Omnidirectional underwater surveying and telepresence [PDF]

open access: yes, 2016
Exploratory dives are traditionally the first step for marine scientists to acquire information on a previously unknown area of scientific interest. Manned submersibles have been the platform of choice for such exploration, as they allow a high level ...
Bosch Alay, Josep   +8 more
core  

Investigation of Oxygen‐Free Wetting Behavior of Aluminum on Copper via Molecular Dynamics Simulations and Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
The wettability of aluminum droplets (Al) on different copper substrates (Cu), where liquid Al spreads on solid Cu surfaces to form a liquid–solid interface, is studied numerically and experimentally. The experimental and numerical results show good agreement in the fast‐spreading regime.
Shan Lyu   +8 more
wiley   +1 more source

Research Progress on Corrosion of Structural Materials for Unmanned Underwater Submersible Vehicles [PDF]

open access: yesCailiao Baohu
Unmanned underwater vehicles are one of the indispensable tools for people to develop, utilize and explore the ocean, and have broad military application prospects.With the continuous progress and development of science and technology, unmanned ...
ZHANG Qichao, ZHANG Baolong, JIANG Yishan, ZHAO Xin, SONG Penglei, XIAO Feng.
doaj   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

Integrated Object Detection and Communication for Synthetic Aperture Radar Images

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
In this article, an integrated object detection and communication (IODC) system based on single-stage detection framework is first proposed for synthetic aperture radar (SAR) images in underwater environment.
Zhiping Xu   +6 more
doaj   +1 more source

From Waste to Value: Conversion of Calcium Sulfate to Vaterite via Carbon Capture and Storage

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a new concept for carbon management that relies on the carbonation of industrial gypsum waste and yields phase‐pure vaterite at ambient conditions without any additives. The obtained vaterite is further shown to be a reactive material that develops compressive strength in aqueous suspensions like conventional cements.
Carlos Pimentel   +4 more
wiley   +1 more source

Real-time GAN-based image enhancement for robust underwater monocular SLAM

open access: yesFrontiers in Marine Science, 2023
Underwater monocular visual simultaneous localization and mapping (SLAM) plays a vital role in underwater computer vision and robotic perception fields.
Ziqiang Zheng   +4 more
doaj   +1 more source

Virtual Exploration of Underwater Archaeological Sites : Visualization and Interaction in Mixed Reality Environments [PDF]

open access: yes, 2008
This paper describes the ongoing developments in Photogrammetry and Mixed Reality for the Venus European project (Virtual ExploratioN of Underwater Sites, http://www.venus-project.eu).
Bale, Kim   +6 more
core   +3 more sources

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