News articles tagged with 'metamaterials'
Berkeley researchers create first hyperlens for sound waves
— 26 Oct 2009 09:18 | TechnologyUltrasound and underwater sonar devices could 'see' a big improvement thanks to development of the world's first acoustic hyperlens. Created by researchers with the U.S. Department... — full story
The guiding of light: A new metamaterial device steers beams along complex pathways
— 1 Aug 2009 17:25 | TechnologyUsing a composite metamaterial to deliver a complex set of instructions to a beam of light, Boston College physicists have created a device to guide electromagnetic waves around objects... — full story
Testing relativity in the laboratory
— 20 Jul 2009 21:12 | AstronomyEven Albert Einstein might have been impressed. His theory of general relativity, which describes how the gravity of a massive object, such as a star, can curve space and time, has... — full story
New 'broadband' cloaking technology simple to manufacture
— 21 May 2009 12:17 | TechnologyResearchers have created a new type of invisibility cloak that is simpler than previous designs and works for all colours of the visible spectrum, making it possible to cloak larger... — full story
Berkeley researchers create an 'invisibility cloak'
— 2 May 2009 19:30 | TechnologyThe great science fiction writer Arthur C. Clarke famously noted the similarities between advanced technology and magic. This summer on the big screen, the young wizard Harry Potter... — full story
Next generation cloaking device demonstrated
— 16 Jan 2009 13:34 | TechnologyA device that can bestow invisibility to an object by 'cloaking' it from visual light is closer to reality. After being the first to demonstrate the feasibility of such a device by... — full story
New research field promises radical advances in optical technologies
— 17 Oct 2008 13:52 | TechnologyA new research field called transformation optics may usher in a host of radical advances including a cloak of invisibility and ultra-powerful microscopes and computers by harnessing... — full story
Metamaterials can be designed to produce an acoustic cloak
— 13 Jun 2008 01:05 | PhysicsResearchers in Spain have proven that metamaterials, materials defined by their unusual man-made cellular structure, can be designed to produce an acoustic cloak - a cloak that can... — full story
Three-dimensional metamaterials for the optical wavelength range: towards optical cloaking
— 17 Dec 2007 19:31 | PhysicsLast year researchers from Duke University stunned the world when they announced a cloaking device for the microwave range. This device made use of metamaterials that had a negative... — full story
Trapped rainbow: New technique to slow down, stop and capture light
— 15 Nov 2007 14:00 | PhysicsProfessor Ortwin Hess, his PhD student Kosmas Tsakmakidis of the Advanced Technology Institute and Department of Physics at the University of Surrey and Professor Alan Boardman from... — full story