Results 131 to 140 of about 45,040 (315)

Increasing wave heights in the Gulf of Mexico driven by swell waves

open access: yesFrontiers in Marine Science
This study analyzes the climatology, spatial and temporal trends of wind speeds and significant wave height (Hs) of combined wind-seas and swells and Hs of separated swells and wind-seas on annual and seasonal scales in the Gulf of Mexico (GoM) using 50 ...
Jesbin George   +2 more
doaj   +1 more source

A Non‐Reciprocal Architected Porous Medium

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT In several fluid flow, energy‐dumping, and energy‐harvesting applications, a dominant flow direction or dominant resistance direction is desirable. In this study, we propose a simple modular geometry that doubles flow resistance in one direction relative to the opposite direction, while maintaining laminar viscous flow.
Clément Vezies   +2 more
wiley   +1 more source

Fiber-optic observations capture wind wave evolution in Lake Ontario

open access: yesCommunications Earth & Environment
Storm-induced waves threaten ship traffic and offshore infrastructures, yet observing water surfaces remains challenging because of complex air-water interactions and limited spatial coverage.
Chu-Fang Yang   +3 more
doaj   +1 more source

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi   +3 more
wiley   +1 more source

Solar wind fluctuations: waves and turbulence

open access: yes, 2003
We present a brief review of observations and theory regarding the nature and radial evolution of MHD‐scale solar wind fluctuations. Emphasis is placed on the fact that the fluctuations consist of both waves and turbulence, and on their dual dynamical ...
Oughton, Sean
core   +1 more source

Light‐Actuated Fiber‐Climbing Inchworm Robot Toward Endoluminal Navigation

open access: yesAdvanced Functional Materials, EarlyView.
A kirigami‐inspired soft inchworm robot harnesses optical energy from a customized side‐emitting optical fiber, guaranteeing its propulsion along the fiber body. The wavelength‐selective responsiveness of dye‐functionalized liquid crystal elastomers and the application of temporal illumination patterns enable sequential control of robot components. The
Antonio Lobosco   +6 more
wiley   +1 more source

Control design toolbox for large scale variable speed pitch regulated wind turbines

open access: yes, 2007
The trend towards large multi-MW wind turbineshas given new impetus to the development of wind turbine controllers.Additional objectives are being placed on the controllermaking the specification of the control system more complex.
Leithead, W.E., Dominguez, S.
core  

Solvent Co‐Intercalation Enabled Ca Storage in MoS2 for Ca‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Regulating electrolyte solvation levels enables otherwise non‐intercalatable Ca2+ ions to reversibly co‐intercalate into molybdenum disulfide (MoS2) as ether‐solvated species. The intercalation reversibility is strongly governed by solvent chain length, as demonstrated using diethylene glycol dimethyl ether (G2) and tetraethylene glycol dimethyl ether (
Yudong Luo   +10 more
wiley   +1 more source

Investigation of Infragravity Waves Dependency on Wind Waves for Breaking and Nonbreaking Conditions in the Sandy Beaches of Southern Caspian Sea (Nowshahr Port)

open access: yesInternational Journal of Coastal and Offshore Engineering, 2018
In this study, the evolution and dependency of infragravity waves (IGWs) on wind waves for breaking and nonbreaking conditions is separately investigated.
Seyed Masoud Mahmoudof
doaj  

[Report of] Specialist Committee V.4: ocean, wind and wave energy utilization

open access: yes, 2009
The committee's mandate was :Concern for structural design of ocean energy utilization devices, such as offshore wind turbines, support structures and fixed or floating wave and tidal energy converters. Attention shall be given to the interaction between
Liu, P.   +10 more
core  

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