Bragg Resonance around the Coast of Hardwall

Basically, when waves pass an uneven basis, then this wave will be split into transmission and reflection waves. First of all, it will be shown that a sinusoidal seabed can lead to the phenomenon of Bragg resonance. Bragg resonance occurs when the wave-length comes at twice the wave-length of a sinu...

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Main Authors: Viska Noviantri, Ro’fah Nur Rachmawati
Format: Article
Language:English
Published: Bina Nusantara University 2016-12-01
Series:ComTech
Subjects:
Online Access:https://journal.binus.ac.id/index.php/comtech/article/view/2547
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author Viska Noviantri
Ro’fah Nur Rachmawati
author_facet Viska Noviantri
Ro’fah Nur Rachmawati
author_sort Viska Noviantri
collection DOAJ
description Basically, when waves pass an uneven basis, then this wave will be split into transmission and reflection waves. First of all, it will be shown that a sinusoidal seabed can lead to the phenomenon of Bragg resonance. Bragg resonance occurs when the wave-length comes at twice the wave-length of a sinusoidal basis. The method used to obtain approximation solution is a multi-scale asymptotic expansion method. A research on the effect of Bragg resonance on sinusoidal basis had been studied. Sinusoidal basis can reduce the amplitude of the incoming wave so that the amplitude of the wave transmission is quite small. In these researcher, the coast is assumed ideal and can absorb all the energy of the wave transmission. If the beach can reflect waves, this indicates that the existence of sinusoidal basis is more harmful to the coast. This mechanism relies on the distance between the base sinusoidal and beaches. The present research will examined the influence of the base, when there was a beach of hard-wall on the right, which was perfectly capable of reflecting waves. Having regard to the phase difference, from super positioned waves when they hit the beach, so it can determine the safert and the most dangerous distance.
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spelling doaj.art-a23d12f804f74355864bbb1011422fb42023-08-02T04:13:31ZengBina Nusantara UniversityComTech2087-12442476-907X2016-12-017427528410.21512/comtech.v7i4.25471944Bragg Resonance around the Coast of HardwallViska Noviantri0Ro’fah Nur Rachmawati1Bina Nusantara UniversityBina Nusantara UniversityBasically, when waves pass an uneven basis, then this wave will be split into transmission and reflection waves. First of all, it will be shown that a sinusoidal seabed can lead to the phenomenon of Bragg resonance. Bragg resonance occurs when the wave-length comes at twice the wave-length of a sinusoidal basis. The method used to obtain approximation solution is a multi-scale asymptotic expansion method. A research on the effect of Bragg resonance on sinusoidal basis had been studied. Sinusoidal basis can reduce the amplitude of the incoming wave so that the amplitude of the wave transmission is quite small. In these researcher, the coast is assumed ideal and can absorb all the energy of the wave transmission. If the beach can reflect waves, this indicates that the existence of sinusoidal basis is more harmful to the coast. This mechanism relies on the distance between the base sinusoidal and beaches. The present research will examined the influence of the base, when there was a beach of hard-wall on the right, which was perfectly capable of reflecting waves. Having regard to the phase difference, from super positioned waves when they hit the beach, so it can determine the safert and the most dangerous distance.https://journal.binus.ac.id/index.php/comtech/article/view/2547basic sinusoidal, Bragg resonance, the hard-wall
spellingShingle Viska Noviantri
Ro’fah Nur Rachmawati
Bragg Resonance around the Coast of Hardwall
ComTech
basic sinusoidal, Bragg resonance, the hard-wall
title Bragg Resonance around the Coast of Hardwall
title_full Bragg Resonance around the Coast of Hardwall
title_fullStr Bragg Resonance around the Coast of Hardwall
title_full_unstemmed Bragg Resonance around the Coast of Hardwall
title_short Bragg Resonance around the Coast of Hardwall
title_sort bragg resonance around the coast of hardwall
topic basic sinusoidal, Bragg resonance, the hard-wall
url https://journal.binus.ac.id/index.php/comtech/article/view/2547
work_keys_str_mv AT viskanoviantri braggresonancearoundthecoastofhardwall
AT rofahnurrachmawati braggresonancearoundthecoastofhardwall