News articles tagged with 'diffraction'
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…
Nanorods developed in UC Riverside lab could greatly improve visual display of information
— 14 Mar 2011 20:06 | TechnologyChemists at the University of California, Riverside have developed tiny, nanoscale-size rods of iron oxide particles in the lab that respond to an external magnetic field in a way that…
Secrets of plague revealed
— 9 Mar 2011 18:17 | HealthIn work that is pushing the 'diffraction barrier' associated with microscopic imaging of living cells, researchers at Sandia National Laboratories in Albuquerque, NM demonstrated the…
Microscope could 'solve the cause of viruses'
— 2 Mar 2011 12:19 | HealthWriting in the journal Nature Communications, the team have created a microscope which shatters the record for the smallest object the eye can see, beating the diffraction limit of…
Can you analyse me now? Cell phones bring spectroscopy to the classroom
— 8 Oct 2010 13:45 | TechnologyUniversity of Illinois chemistry professor Alexander Scheeline wants to see high school students using their cell phones in class. Not for texting or surfing the Web, but as an analytical…
New computer-tomography method visualises nano-structure of bones
— 23 Sep 2010 10:15 | HealthA novel nano-tomography method developed by a team of researchers from the Technische Universitaet Muenchen, the Paul Scherrer Institute and the ETH-Zurich opens the door to computed…
Watching electrons move in real time
— 22 Sep 2010 09:13 | PhysicsAt its most basic level, understanding chemistry means understanding what electrons are doing. Research published in The Journal of Chemical Physics not only maps the movement of electrons…
Researchers use X-ray diffraction microscope to reveal 3-D internal structure of whole cell
— 7 Jun 2010 16:51 | HealthThree-dimensional imaging is dramatically expanding the ability of researchers to examine biological specimens, enabling a peek into their internal structures. And recent advances in…
Lensless imaging of whole biological cells with soft X-rays
— 28 Apr 2010 12:52 | TechnologyA team of scientists working at beamline 9.0.1 of the Advanced Light Source (ALS) at the U.S. Department of Energy's Lawrence Berkeley National Laboratory has used x-ray diffraction…
Caltech scientists film photons with electrons
— 17 Dec 2009 12:19 | TechnologyTechniques recently invented by researchers at the California Institute of Technology (Caltech) - which allow the real-time, real-space visualisation of fleeting changes in the structure…