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Wednesday, 1 August 2012

Physicist Bends Light Waves On Surfboards


Scientists beyond the apple are aggravating to advance abstracts that can refract ablaze to actualize 'invisibility cloaks', which are of accurate absorption to the aerospace industry. 'Invisibility cloaking' agency architecture backdrop into a actual that acquiesce the accessory to adviser ablaze after-effects about an object, authoritative it invisible.

Dr Matt Lock year grew up in Exeter and completed his undergraduate Physics amount at the University of Exeter as a complete student. He alternate for his PhD afterwards alive as an engineering administrator at BNFL Sell afield, and now works as a Analysis Fellow in the Electromagnetic and Acoustic Abstracts Accumulation in Physics. His analysis focuses on met materials: abstracts that abide of accurately engineered 'pseudo-atoms' to accommodate aggregate actual or interface backdrop that are not begin in nature.

For his work, Dr Lockyear bare to acquisition a actual that is analogously dense, and in acknowledgment to electromagnetic radiation, behaves in a agnate way to air. He apparent that the cream central his surfboards was ideal for his experiments. Luckily, his acquaintance Tris Cokes owns the Redruth-based surfboard bare accomplishment aggregation Homeblown. Tris was able to accommodate him with samples of the material, and again lent him the branch to analysis the loading of the foams with top refractive basis powders.

Dr Lockyear has afresh congenital what he describes as a 'surface beachcomber atramentous hole' application the surfboard foam. He has created a amphitheater of actual that has a radially graded basis (the college the index, the slower the ablaze campaign through the medium), and placed it on the apparent of a metamaterial. The radiation breeding beyond the metamaterial is again refracted, ambagious inwards to an arresting core. Dr Lockyear is now alive on the apparent beachcomber invisibility blind as a dispatch rock to his accepted analysis project's ultimate goal, a chargeless amplitude 3D invisibility cloak.

Dr Matt Lockyear said: "I never anticipation I'd be able to amalgamate my affection for physics with my adulation of surfing -- usually one competes with the other. But the cream central the boards I've been benumbed for all these years has accepted actually absolute for my research. I was accepting a altercation with a aide apropos acceptable abstracts for the activity whilst searching at one of Tris's cream blanks propped up adjoin the appointment wall, which I had been acceptation to about-face into a 6ft 10 individual fin pintail. I am as well actual advantageous to accept an appointment adverse the approach guys who, absolutely literally, wrote the book on transformation optics."

The Electromagnetic and Acoustic Abstracts accumulation undertakes beat studies with metamaterials and is developing new designs for radio abundance identification, anti-counterfeiting, and complete proofing technologies. The group's analysis is primarily congenital about the development and consecutive abstraction of brownish surfaces with aberrant backdrop and a ambit of applications.

Dr Lockyear's interests including stealth materials, light-weight adjustable ultra-thin alarm absorbers, cloaking, axle steering, acute antennas, cyber banking tagging and abundance careful wallpaper, and of advance surfing.
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