News tagged with scattered light

Physicists find that an ultrahigh-energy proton looks like a black disk

(PhysOrg.com) -- What does a proton look like? The common answer to this question is that protons are much too small to scatter light, and since light is necessary for us to see things, protons do not “look” ...

Physics / General Physics

created Dec 08, 2011 | popularity 4.5 / 5 (24) | comments 43 | with audio podcast feature

Computing the best high-resolution 3-D tissue images

Real-time, 3-D microscopic tissue imaging could be a revolution for medical fields such as cancer diagnosis, minimally invasive surgery and ophthalmology. University of Illinois researchers have developed ...

Physics / General Physics

created Apr 23, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Nanobelts support manipulation of light

(PhysOrg.com) -- They look like 2-by-4s, but the materials being created in a Rice University lab are more suited to construction with light.

Nanotechnology / Nanophysics

created Oct 14, 2011 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Physicists control light scattering in graphene

Scientists at the Lawrence Berkeley National Laboratory (Berkeley Lab) and the University of California, Berkeley have learned to control the quantum pathways determining how light scatters in graphene. Controlled ...

Nanotechnology / Nanophysics

created Mar 16, 2011 | popularity 5 / 5 (5) | comments 1 | with audio podcast

Graphene makes light work of aircraft design

(PhysOrg.com) -- Faster and lighter aircraft could be built using an incredible super-thin material just one atom thick, according to new research conducted at The University of Manchester.

Nanotechnology / Nanomaterials

created Jun 08, 2010 | popularity 4.3 / 5 (12) | comments 26 | with audio podcast

Measuring magnetic fields

(Phys.org) -- Polarized light is a familiar phenomenon, as people who prefer polarized sunglasses can testify. The electric field in a beam of light can vibrate either left-right or up-down, and the scattering ...

Space & Earth / Astronomy

created Apr 09, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

The Nanotechnology of Sundew and English Ivy

Fifteen small sundew plants perch on a window sill, collecting sunlight and eating meat in the lab of Mingjun Zhang on the University of Tennessee's Knoxville campus. Sundew plants are carnivores, consuming ...

Nanotechnology / Bio & Medicine

created Oct 18, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Light can detect pre-cancerous colon cells

After demonstrating that light accurately detected pre-cancerous cells in the lining of the esophagus, Duke University bioengineers turned their technology to the colon and have achieved similar results in a series of preliminary ...

Chemistry / Biochemistry

created Oct 11, 2011 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Securing the nation with fingerprinting materials

Lawrence Livermore National Laboratory researchers may have found a way to improve Raman spectroscopy as a tool for identifying substances in extremely low concentrations. Potential applications for Raman ...

Nanotechnology / Nanophysics

created Nov 09, 2010 | popularity 4.3 / 5 (3) | comments 0 | with audio podcast

Digital embryo gains wings (w/ Video)

Scientists at the European Molecular Biology Laboratory have captured fruit fly development on film, creating the Fly Digital Embryo. In work published today in Nature Methods, they were also the first to cle ...

Biology / Cell & Microbiology

created Jul 05, 2010 | popularity 5 / 5 (4) | comments 0 | with audio podcast

New technique can sense movement of single molecules over hours

(PhysOrg.com) -- Scientists can detect the movements of single molecules by using fluorescent tags or by pulling them in delicate force measurements, but only for a few minutes. A new technique by Rice University ...

Nanotechnology / Nanophysics

created Jun 22, 2010 | popularity 4.3 / 5 (4) | comments 0 | with audio podcast

Light-based localisation for robotic systems (w/ Video)

(PhysOrg.com) -- Getting robotic systems to accurately detect both moving and static objects remains an obstacle to building more autonomous robots and more advanced surveillance systems. Innovative technology ...

Technology / Engineering

created Apr 09, 2010 | popularity 4 / 5 (2) | comments 1 | with audio podcast

Physicist counts bubbles in the ocean to answer questions about climate, sound, light (w/ Video)

The bubbles in your champagne that appear to jump out of your glass and tickle your nose are exhibiting a behavior quite similar to the tiny bubbles found throughout the world's oceans, according to bubble ...

Physics / General Physics

created Jan 21, 2010 | popularity 4.4 / 5 (5) | comments 0 | with audio podcast

Physicists find way to explore microscopic systems through holographic video

Physicists at New York University have developed a technique to record three-dimensional movies of microscopic systems, such as biological molecules, through holographic video. The work, which is reported in Optics Express, has po ...

Physics / Optics & Photonics

created Jul 20, 2009 | popularity 4.3 / 5 (3) | comments 1

The sound of light: Innovative technology shatters the barriers of modern light microscopy

In the past, even modern technologies have failed to produce high-resolution fluorescence images from this depth because of the strong scattering of light. In the Nature Photonics journal, the Munich researchers describe how th ...

Physics / Optics & Photonics

created Jun 30, 2009 | popularity 4.6 / 5 (12) | comments 2