News tagged with particle beams

Physicists develop nano-level sound detector

(PhysOrg.com) -- For a couple of decades now, physicists have known that if a very small laser beam is pointed at a microscopic particle, it could be held in place due to the very small electrical field that ...

Physics / General Physics

created Jan 12, 2012 | popularity 5 / 5 (2) | comments 2 | with audio podcast report

U of Toronto experiment named top breakthrough of 2011 by Physics World

Aephraim Steinberg and colleagues at the Centre for Quantum Information and Quantum Control at the University of Toronto had the top physics breakthrough of the year according to Physics World magazine.

Physics / General Physics

created Dec 16, 2011 | popularity 5 / 5 (6) | comments 19

Proton beam experiments open new areas of research

By focusing proton beams using high-intensity lasers, a team of scientists have discovered a new way to heat material and create new states of matter in the laboratory.

Physics / General Physics

created Dec 05, 2011 | popularity 5 / 5 (3) | comments 0

Feeling the heat: 30 tons of fine control for fusion plasmas

A major upgrade to the DIII-D tokamak fusion reactor operated by General Atomics in San Diego will enable it to develop fusion plasmas that can burn indefinitely. Researchers installed a movable, 30-ton particle-beam ...

Physics / Plasma Physics

created Nov 10, 2011 | popularity not rated yet | comments 1

NASA studying ways to make 'tractor beams' a reality

Tractor beams -- the ability to trap and move objects using laser light -- are the stuff of science fiction, but a team of NASA scientists has won funding to study the concept for remotely capturing planetary ...

Physics / General Physics

created Oct 31, 2011 | popularity 4.3 / 5 (21) | comments 38 | with audio podcast

Elimination of detrimental cross-talks in single-photon detectors pushes quantum optics to new limits

Light and electric current can both be used for computing, albeit with key differences. Whereas conventional computers do logic through the movement of electrons, newer and faster computers called quantum ...

Physics / Optics & Photonics

created Oct 28, 2011 | popularity 4.3 / 5 (3) | comments 0

Scientists take fresh look at 'faster-than-light' experiment

Scientists who threw down the gauntlet to physics by reporting particles that broke the Universe's speed limit said on Friday they were revisiting their contested experiment.

Physics / General Physics

created Oct 28, 2011 | popularity 4.5 / 5 (22) | comments 146

Physicists wary of junking light speed limit yet

(AP) -- Physicists on the team that measured particles traveling faster than light said Friday they were as surprised as their skeptics about the results, which appear to violate the laws of nature as we ...

Physics / General Physics

created Sep 23, 2011 | popularity 4.5 / 5 (8) | comments 20

Roll over Einstein: Law of physics challenged (Update 3)

One of the very pillars of physics and Einstein's theory of relativity - that nothing can go faster than the speed of light - was rocked Thursday by new findings from one of the world's foremost laboratories.

Physics / General Physics

created Sep 22, 2011 | popularity 4.7 / 5 (99) | comments 181

Iowa State physicist to test next-generation neutrino detector for major experiment

Hundreds of physicists from around the world are making plans to shoot the world's most intense beam of neutrinos from Illinois, underground through Iowa, all the way to a former gold mine in South Dakota. ...

Physics / General Physics

created Jul 18, 2011 | popularity 4 / 5 (1) | comments 0

Quantum physics first: Researchers observe single photons in two-slit interferometer experiment

Quantum mechanics is famous for saying that a tree falling in a forest when there's no one there doesn't make a sound. Quantum mechanics also says that if anyone is listening, it interferes with and changes the tree. And ...

Physics / Quantum Physics

created Jun 02, 2011 | popularity 4.9 / 5 (23) | comments 44 | with audio podcast

Applying particle physics expertise to cancer therapy

(PhysOrg.com) -- Physicists at the University of California, Santa Cruz, are working with medical researchers at Loma Linda University Medical Center to develop a new imaging technology to guide proton therapy ...

Physics / General Physics

created May 13, 2011 | popularity 4.5 / 5 (2) | comments 0

NRL scientists focus on light ions for fast ignition of fusion fuels

Scientists at the Naval Research Laboratory Plasma Physics Division demonstrate significant progress in the efficiency and cost effectiveness of light ions in the fast ignition of fusion targets. Light ions such as lithium ...

Physics / Plasma Physics

created Apr 26, 2011 | popularity 4.5 / 5 (2) | comments 0

Large Hadron Collider sets world record beam intensity

(PhysOrg.com) -- Around midnight this night CERN's Large Hadron Collider set a new world record for beam intensity at a hadron collider when it collided beams with a luminosity of 4.67 x 1032cm-2s-1. This exceeds the previous world ...

Physics / General Physics

created Apr 22, 2011 | popularity 4.5 / 5 (10) | comments 16 | with audio podcast

EMMA milestone beams its way to a world first

A brand new technology that promises a range of applications from treating cancer to powering safer nuclear reactors has reached another world first in its development. This milestone was confirmed yesterday, 31 March 2011, ...

Other Sciences / Other

created Apr 01, 2011 | popularity not rated yet | comments 0