Results 71 to 80 of about 804,223 (303)

Integrated Visible Light and Oxidant Protection Through Multifunctional Sunscreens

open access: yesAdvanced Healthcare Materials, EarlyView.
High‐energy visible radiation (HEVR), although less energetic than UV light, penetrates deeper into the skin and contributes to photoaging, pigmentation disorders, and oxidative stress. The development of new HEVR‐targeted filters, therefore, represents not only a scientific challenge but also a pressing public health and cosmetic industry need.
Beatriz Peñín   +3 more
wiley   +1 more source

Sustainable Marine Energy Solutions: Assessing the Renewable Potential of the Adriatic Sea in Croatia

open access: yesJournal of Marine Science and Engineering
Marine energy technologies offer renewable alternatives to conventional energy sources by harnessing ocean-based resources such as wave motion, tides, temperature, and salinity gradients.
Nastia Degiuli   +2 more
doaj   +1 more source

Marine Energy Conversion

open access: yesAdvances in Mechanical Engineering, 2013
As the Earth’s surface is mostly covered by water, the sea represents an enormous source of clean energy. This source is so far minimally exploited, but its potential is much larger than the entire global energy demand. This energy can be converted from different forms as tidal, wave, marine current, temperature variation, and salinity, representing an
MARIGNETTI, Fabrizio   +2 more
openaire   +2 more sources

Epidermal Patch Technologies for Integrated Healthcare and Infection Management

open access: yesAdvanced Healthcare Materials, EarlyView.
Epidermal patches have evolved from simple wound coverings into multifunctional, skin‐conformable platforms integrating drug delivery, biosensing, and therapeutic functionalities. This review highlights their material innovations, fabrication strategies, and intelligent designs, including hydrogels, microneedles, and flexible electronics, while ...
Yuqi Wang   +7 more
wiley   +1 more source

Assessment of Tidal and Wave Energy Resource Potential in Malaysia with Sea Level Rise Effects

open access: yesJournal of Marine Science and Engineering
Ocean energy, e.g., waves, tidal current, and thermal and salinity gradient, can be used to produce electricity. These marine-based renewable energy technologies are at relatively early stages of development and potentially deployed at various sea ...
Zahara Yaakop   +3 more
doaj   +1 more source

MaRINET2 Tidal Energy Round Robin Tests—Performance Comparison of a Horizontal Axis Turbine Subjected to Combined Wave and Current Conditions

open access: yesJournal of Marine Science and Engineering, 2020
This Round Robin Test program aims to establish the influence of the combined wave and current effect on the power capture and performance of a generic tidal turbine prototype.
Benoît Gaurier   +10 more
doaj   +1 more source

Establishing a Sustainable Development Goal for Oceans and Coasts to Face the Challenges of our Future Ocean [PDF]

open access: yes, 2013
Oceans regulate our climate, provide us with natural resources such as food, materials, substances, and energy and are essential for international trade, recreational, and cultural activities.
Kronfeld-Goharani, Ulrike   +5 more
core  

The downstream wake response of marine current energy converters operating in shallow tidal flows

open access: yes, 2011
This paper presents findings from an experimental study investigating the downstream wake response from marine current energy convertors operating in various degrees of vertical flow constraint. The paper investigates deep vertically unconstrained sites,
Bahaj, A.S.   +3 more
core   +1 more source

Intelligent Acousto‐Electrical Metamaterials (IAM) for Sound Source Detection

open access: yesAdvanced Materials, EarlyView.
Our proposed metamaterial concept enables sound source detection using a single material, in contrast to conventional arrays that require dozens or even hundreds of transducers. We show that the coupled acoustic–vibrational–electrical responses in piezoelectric metamaterials give rise to topology‐governed charge transport, producing distinct voltage ...
Victor Couëdel   +7 more
wiley   +1 more source

Performance and Wake Characterization of a Model Hydrokinetic Turbine: The Reference Model 1 (RM1) Dual Rotor Tidal Energy Converter

open access: yesEnergies, 2020
The mechanical power and wake flow field of a 1:40 scale model of the US Department of Energy’s Reference Model 1 (RM1) dual rotor tidal energy converter are characterized in an open-channel flume to evaluate power performance and wake flow recovery. The
Craig Hill   +3 more
doaj   +1 more source

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