News articles tagged with 'metamaterial'
Force of acoustical waves tapped for metamaterials
— 6 Apr 2011 18:13 | TechnologyA very simple bench-top technique that uses the force of acoustical waves to create a variety of 3D structures will benefit the rapidly expanding field of metamaterials and their myriad…
Berkeley Lab researchers make first perovskite-based superlens for the infrared
— 30 Mar 2011 16:22 | TechnologySuperlenses earned their superlative by being able to capture the 'evanescent' light waves that blossom close to an illuminated surface and never travel far enough to be 'seen' by a…
Metamaterials approach makes better satellite antennas
— 31 Jan 2011 16:10 | TechnologyCheaper, lighter and more energy-efficient broadband devices on communications satellites may be possible using metamaterials to modify horn antennas, according to engineers from Penn…
Iowa State, Ames Lab physicist developing, improving designer optical materials
— 18 Dec 2010 14:18 | TechnologyAdvancements in fabrication technologies may lead to superlenses and other designer optical materials, according to an Iowa State University and Ames Laboratory physicist…
'Space-time cloak' to conceal events revealed in new study
— 16 Nov 2010 11:30 | TechnologyThe study, by researchers from Imperial College London, involves a new class of materials called metamaterials, which can be artificially engineered to distort light or sound waves.…
Novel metamaterial vastly improves quality of ultrasound imaging
— 11 Nov 2010 11:41 | TechnologyUniversity of California, Berkeley, scientists have found a way to overcome one of the main limitations of ultrasound imaging - the poor resolution of the picture…
Implantable silk metamaterials could advance biomedicine, biosensing
— 13 Aug 2010 08:24 | HealthResearchers at the Tufts University School of Engineering and Boston University have fabricated and characterised the first large area metamaterial structures patterned on implantable,…
Researchers demonstrate highly directional terahertz laser rays
— 9 Aug 2010 07:02 | TechnologyA collaborative team of applied scientists from Harvard University and the University of Leeds have demonstrated a new terahertz (THz) semiconductor laser that emits beams with a much…
Transformation optics make a U-turn for the better
— 7 Jul 2010 12:42 | TechnologyPowerful new microscopes able to resolve DNA molecules with visible light, superfast computers that use light rather than electronic signals to process information, and Harry Potteresque…
Scientists create artificial mini 'black hole'
— 4 Jun 2010 17:43 | TechnologyChinese researchers have successfully built an electromagnetic absorbing device for microwave frequencies. The device, made of a thin cylinder comprising 60 concentric rings of metamaterials,…