Results 1 to 10 of about 183,432 (264)

Wave Transmission over Rubble-Mound Submerged Breakwaters

open access: yesJournal of Marine Science and Engineering, 2023
This study focuses on the prediction of technical efficiency of narrow-crested submerged permeable rubble-mound breakwaters, in terms of wave attenuation.
Elpidoforos Repousis   +2 more
doaj   +3 more sources

On Formulae for Wave Transmission at Submerged and Low-Crested Breakwaters

open access: yesJournal of Marine Science and Engineering, 2022
Submerged and low-crested breakwaters are nearshore barriers with an underwater or slightly emergent crest, designed to reduce the energy of wave attacks and, consequently, to protect the coast from erosion and flooding. Their performance in reducing the
Alberica Brancasi   +4 more
doaj   +3 more sources

A diatomic elastic metamaterial for tunable asymmetric wave transmission in multiple frequency bands [PDF]

open access: yesScientific Reports, 2017
Unidirectional/asymmetric transmission of acoustic/elastic waves has recently been realized by linear structures. Research related to unidirectionality of wave propagation has received intense attention due to potentially transformative and unique wave ...
Bing Li, Sagr Alamri, K. T. Tan
doaj   +2 more sources

Numerical Study of Bamboo Breakwater for Wave Reduction

open access: yesFluids, 2021
Flood inundation and shoreline erosion have long occurred in Sayung, Demak area, the northern coast of Central Java Province, Indonesia. The people of Sayung planted mangroves to reduce the flood inundation and shoreline erosion in that area.
Haryo Dwito Armono   +3 more
doaj   +1 more source

Decoupling Technique Using Ferrite-Film Loading for 5G MIMO Applications

open access: yesInternational Journal of Antennas and Propagation, 2022
Decreasing the mutual coupling between multiple-input-multiple-output (MIMO) antenna elements requires the selection of an appropriate decoupling technique without changing the geometry or operating frequency of the antenna.
Di Wu   +8 more
doaj   +1 more source

Bamboo Fences as a Nature-Based Measure for Coastal Wetland Protection in Vietnam

open access: yesFrontiers in Marine Science, 2021
Climate change has induced sea-level rise and a high intensity of storms, which create high nearshore waves. These caused severe mangrove degradation and erosion along the coastal wetland areas in the Mekong Delta in Vietnam.
Cong Mai Van   +3 more
doaj   +1 more source

Coastal Defences on Low-Lying Reef Flats: A Laboratory Study of Seawall Shape and Position

open access: yesJournal of Marine Science and Engineering, 2022
The present study reports on a series of laboratory experiments aiming to understand and to optimize the deployment of seawall defences over low-lying coral reef flats.
Goélanne Rossignol, Damien Sous
doaj   +1 more source

Wave Control by Tide-Adapting Submerged Breakwater [PDF]

open access: yes한국해양공학회지, 2019
A submerged breakwater is a coastal structure built under water with excellent landscape. The depth of the crest of the breakwater should be maintained at more than a certain level in order for the submerged breakwater to control waves properly.
Woo-Dong Lee   +2 more
doaj   +1 more source

Effects of bottom roughness on wave transmission across a submerged reef

open access: yesFrontiers in Marine Science, 2023
This paper presents a laboratory study to investigate the effects of bottom roughness on wave transmission across a submerged coral reef that has a steep fore-reef slope.
Quang Cuong Dinh   +3 more
doaj   +1 more source

VELOCITY OF TRANSMISSION OF THE PULSE-WAVE [PDF]

open access: yesThe Lancet, 1922
n ...
Bramwell, J. Crighton, Hill, A. V.
openaire   +2 more sources

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