Jumat, 25 April 2014

Tugas Softskill : Engineering Endah Setiowati



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BAE Systems Defies Physics with its Metamaterial Antenna Lens
BAE SystemsmenentangFisikadenganMetamaterialnyaAntenaLens
Over the past decade researchers across the globe have been experimenting with metamaterials and developing new systems that can do the seemingly impossible.
Selama dekade terakhirpara penelitidi seluruh duniatelah melakukan percobaan denganmetamaterialsdan mengembangkansistem baru yangdapat melakukantampaknya mustahil.
From invisibility cloaks to seismic protection, metamaterials have given engineers ever more properties to explore in their research.
Darijubah tembus pandanguntukperlindunganseismik, metamaterialstelah memberikaninsinyursifatyang lebihuntuk mengeksplorasidalam penelitian mereka.
In a recent announcement BAE stated it’s ready to add more uncanny properties to the growing metamaterial list.
alampengumuman baruBAEmenyatakansudah siapuntuk menambahsifat yang lebihluar biasa untukdaftarmetamaterialberkembang.
In collaboration with Queen Mary’s School of Electronic Engineering and Computer Science, BAE Systems announced the creation of a new metamaterial that will allow a lens to bend electromagnetic waves regardless of its shape.
Bekerja sama denganQueen MarySekolahTeknik Elektrodan Ilmu Komputer, BAE Systemsmengumumkan pembentukansebuahmetamaterialbaruyang akan memungkinkanlensa untukmenekukgelombang elektromagnetikterlepas daribentuknya.
Leveraging a concept known as transformative optics, engineers have designed a new material that can exhibit the electromagnetic (EM) properties of a curved lens even when built in a flat configuration.
Memanfaatkansebuah konsep yang dikenalsebagaioptiktransformatif, insinyurtelah merancang sebuahmaterial baru yangdapatmenunjukkanelektromagnetik(EM) sifatlensamelengkungbahkan ketikadibangundalam konfigurasidatar.
While transformativeoptics, which allows for EM radiation to be controlled in novel ways, isn’t a particularly new technology, its integration with metamaterials has given the wonder material even greater powers.
Sementaraoptiktransformatif, yang memungkinkan untukradiasiEMharus dikendalikandengan cara baru, bukan teknologiyang sangatbaru, integrasi denganmetamaterialstelah memberikanmateriherankekuasaanyang lebih besar.
Once joined, transformativeoptics allowed BAE’s metamateriallens to operate over a greatly expanded range of frequencies.
Setelahbergabung, optiktransformatifdiperbolehkanlensametamaterialBAEuntuk beroperasipada rentangfrekuensisangat diperluas.
So that once these unified properties were applied to antennadesign, BAE knew they were on to something completely original.
Sehingga setelah sifat-sifat terpadu yang diterapkan untuk desain antena, BAE tahu mereka pada sesuatu yang sama sekali original.
According to BAE Systems this new technology could revolutionize the designs of aircraft, ships, satellites or any device that requires an antenna.
MenurutBAE Systemsteknologi baru inibisa merevolusidesainpesawat, kapal, satelitatau perangkatyang memerlukanantena.
“The technology developed could lead to us to think differently about aircraft design as well as lowering radar cross sections, provide weight savings or allow miniaturization of integratedcomponents,” said Dr. Sajad Haq of BAE Systems.
"Teknologi yang dikembangkan dapat menyebabkankita untuk berpikirsecara berbeda tentangdesain pesawatserta menurunkanbagianradarlintas, memberikan penghematanberat badan ataumemungkinkanminiaturisasi komponenyang terintegrasi," kata DrSajadHaqdariBAE Systems.
“Traditional metamaterials suffer from limited bandwidth whereas the new composite metamaterial we have developed for this antenna does not.”
"Metamaterials tradisionalmenderitabandwidth terbatassedangkanmetamaterialkomposit barukami telahdikembangkan untukantena initidak."
Given its direct link to defense departments around the globe, BAE’s new transformative optics system could find its way aboard military vehicles in the very near future.
Mengingatlink langsungkedepartemenpertahanandi seluruh dunia, barusistemoptiktransformatifBAEitubisa menemukan jalannaikkendaraan militerdalam waktudekat.
If it does, radically lower-profile wing designs and more sleek satellite architectures could come pouring out of the aerospace giant’s facilities sooner than we think.
Jika tidak,radikalrendah-profil desainsayapdanarsitektursatelit yang lebihrampingbisa datangmengalir keluar darifasilitaskedirgantaraanraksasacepat dari yang kitapikirkan.


Source:http://www.engineering.com/DesignerEdge/DesignerEdgeArticles/ArticleID/7489/BAE-Systems-Defies-Physics-with-its-Metamaterial-Antenna-Lens.aspx


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