News articles tagged with 'optical'
A smarter way to make ultraviolet light beams
— 2 Dec 2011 10:56 | TechnologyExisting coherent ultraviolet light sources are power hungry, bulky and expensive. University of Michigan researchers have found a better way to build compact ultraviolet sources with…
Pitt discoveries in quantum physics could change face of technology
— 22 Nov 2011 16:56 | PhysicsResearchers at the University of Pittsburgh have made advances in better understanding correlated quantum matter that could change technology as we know it, according to a study published…
Transmission lines for nanofocusing of infrared light
— 4 Apr 2011 19:12 | TechnologyIn conventional optical instruments, light cannot be focused to spot sizes smaller than half the wavelength because of diffraction effects. An important approach to beat this diffraction…
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…
New laser technology prepares to revolutionise communications
— 29 Mar 2011 16:37 | TechnologyAs fibre optic technology continues to advance, it faces challenges from both its physical properties and its use of infrastructure. One emerging high-speed solution being developed…
Tying the knot with computer-generated holograms: Winding optical path moves matter
— 15 Mar 2011 21:08 | TechnologyIn the latest twist on optical knots, New York University (NYU) physicists have discovered a new method to create extended and knotted optical traps in three dimensions. This method,…
Miniature lasers could help launch new age of the Internet
— 15 Mar 2011 19:50 | TechnologyA new laser device created at the University of Central Florida could make high-speed computing faster and more reliable, opening the door to a new age of the Internet…
Fast laser could revolutionise data communications
— 5 Mar 2011 13:45 | TechnologyResearchers at Chalmers in Sweden have shown that a surface emitting laser - a cheaper and more energy-efficient type of laser for fibre optics than conventional lasers - can deliver…
Optical tweezers software now available for the iPad
— 4 Mar 2011 16:06 | TechnologyOptics researchers from the Universities of Glasgow and Bristol have developed an iPad application for accurate, easy and intuitive use of optical tweezers…
New kind of optical fibre developed
— 2 Mar 2011 12:58 | ChemistryA team of scientists led by John Badding, a professor of chemistry at Penn State University, has developed the very first optical fibre made with a core of zinc selenide - a light-yellow…