Results 51 to 60 of about 3,877 (226)

Multimodal Locomotion of Soft Robots

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 2, February 2026.
This review comprehensively surveys recent advances in multimodal locomotion within soft robotics. Typical locomotion modes are summarized and categorized. Furthermore, the underlying mechanisms enabling multimodal locomotion are discussed and classified into three primary categories: active control‐based, reconfiguration‐based, and environment ...
Zihao Yuan   +4 more
wiley   +1 more source

Hydrofoil design and construction [PDF]

open access: yes, 2019
The aim of the TFG is to design, build and test an hydrofoil for surf board. The design will focus on finding a hydrofoil geometry capable to ensure stable and exciting surfing. Some geometries will be built at scale with a 3D printer and tested. Finally,
Bernad Serra, Pol
core   +1 more source

Study of the LQRY-SMC Control Method for the Longitudinal Motion of Fully Submerged Hydrofoil Crafts

open access: yesJournal of Marine Science and Engineering, 2022
The control system is one of the important components of the hydrofoil craft. By adjusting the navigation attitude of the craft, the hydrofoil craft can navigate stably and safely in the turbulent environment.
Hongdan Liu, Yunxing Fu, Bing Li
doaj   +1 more source

Chemical Mechanical Polishing of Plasma‐Modified Cu/Polymer Interfaces for Advanced Hybrid Bonding

open access: yesAdvanced Science, Volume 13, Issue 3, 14 January 2026.
Hybrid bonding demands planarization of Cu/polymer interfaces, but soft polymers like benzocyclobutene (BCB) are difficult to polish by conventional chemical mechanical polishing (CMP). It is demonstrated that Ar plasma modification transforms BCB into a CMP‐compatible surface, enabling effective planarization and void‐free bonding.
Sukkyung Kang   +5 more
wiley   +1 more source

Numerical and experimental study of hydrofoil-flap arrangements for hydrokinetic turbine applications

open access: yesJournal of King Saud University: Engineering Sciences, 2023
In this work, the efficiency of two horizontal-axis hydrokinetic turbines, whose blades were designed with and without multi-element hydrofoil cross-sections, has been numerical and experimentally investigated for tip speed ratio (λ) values ranging ...
Jonathan Aguilar   +5 more
doaj   +1 more source

Fiber‐Modified Open‐Graded Friction Courses: Unveiling Enhanced Workability and Durability in Pavements

open access: yesEngineering Reports, Volume 8, Issue 1, January 2026.
Open‐Graded Friction Course (OGFC) mixtures for flexible pavements. ABSTRACT Open‐Graded Friction Course (OGFC) mixtures in flexible pavements are known for their efficient drainage characteristics, but concerns exist regarding their structural weaknesses and short lifespans. This study investigates methods to improve the mechanical performance of OGFC
Muttana S. Balreddy   +3 more
wiley   +1 more source

Negative lift generation in a tidal device structure [PDF]

open access: yes, 2009
Becoming aware of the impact of global warming, all countries of the European Union have agreed to produce 20% of their electricity from renewable energy by 2020.
Thilleul, Olivia
core  

Hydrodynamic Performance of the 3D Hydrofoil at the Coupled Oscillating Heave and Pitch Motions

open access: yesJournal of Mechanical Engineering, 2021
The purpose of this paper is to study on the power extraction of the hydrofoil by performance of the coupled oscillating heave and pitch motions. The numerical analysis is conducted by using the Reynolds Average Navier-Stokes (RANS) equations and the ...
Abbasi A.R., Ghassemi H., He G.
doaj   +1 more source

Frictional Performance of Concrete Pavement Under Combined Water Accumulation and Cyclic Loading

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
To explore the evolution mechanism of friction performance in concrete pavement under the coupled effects of water accumulation and cyclic loading, a self‐developed submerged friction testing system is designed for systematically analyzing the influence mechanism of water temperature, cyclic loading, and interface characteristics through an integrated ...
Anhua Xu   +3 more
wiley   +1 more source

Influence of the Cavitation Model on the Simulation of Cloud Cavitation on 2D Foil Section [PDF]

open access: yes, 2008
For numerical simulations of cavitating flows, many physical models are currently used. One approach is the void fraction transport equation-based model including source terms for vaporization and condensation processes.
S. Frikha   +5 more
core   +1 more source

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