News tagged with protons
Related topics: large hadron collider , physical review letters , cern , electrons , speed of 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” ...
Dec 08, 2011 |
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Cheap, abundant cathode material found for producing hydrogen fuel (w/ video)
(PhysOrg.com) -- By replacing catalysts made of expensive noble metals like platinum with cheaper, earth-abundant materials, researchers have taken a step toward enabling the large-scale production of hydrogen ...
May 10, 2011 |
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Could dark baryons explain dark matter?
(PhysOrg.com) -- "The prevailing belief about dark matter particles is that they should be about 100 or more times heavier than protons," Subir Sarkar tells PhysOrg.com. "However, we were thinking about the possibility of lig ...
Jul 20, 2010 |
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'Tunable' metal nanostructures for fuel cells, batteries and solar energy
(PhysOrg.com) -- For catalysts in fuel cells and electrodes in batteries, engineers would like to manufacture metal films that are porous, to make more surface area available for chemical reactions, and highly ...
Nanotechnology / Nanomaterials
Apr 03, 2012 |
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Scientists discover a surprising new way that protons can move among molecules
When a proton – the bare nucleus of a hydrogen atom – transfers from one molecule to another, or moves within a molecule, the result is a hydrogen bond, in which the proton and another atom like ...
Mar 18, 2012 |
4.9 / 5 (14) |
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Electron's negativity cut in half by supercomputer
(PhysOrg.com) -- While physicists at the Large Hadron Collider smash together thousands of protons and other particles to see what matter is made of, they're never going to hurl electrons at each other. No ...
Jan 12, 2012 |
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Contested 'faster-than-light' experiment yields results
A fiercely contested experiment that appears to show the accepted speed limit of the Universe can be broken has yielded the same results in a re-run, European physicists said.
Nov 18, 2011 |
4.9 / 5 (37) |
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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.
Oct 28, 2011 |
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Proton-based transistor could let machines communicate with living things
Human devices, from light bulbs to iPods, send information using electrons. Human bodies and all other living things, on the other hand, send signals and perform work using ions or protons.
Sep 20, 2011 |
4.9 / 5 (20) |
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A hint of Higgs: An update from the LHC
The physics world was abuzz with some tantalizing news a couple of weeks ago. At a meeting of the European Physical Society in Grenoble, France, physicists -- including some from Caltech -- announced that ...
Aug 16, 2011 |
4.6 / 5 (36) |
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After three years of review, two new elements finally added to the Periodic Table
(PhysOrg.com) -- After three years of review, a committee representing the governing bodies of both chemistry and physics, has published a paper on Pure and Applied Chemistry, accepting the work of a coll ...
Jun 07, 2011 |
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Large Hadron Collider smashes another record
The world's biggest particle collider set a new record early Monday, a feat that should accelerate the quest to pinpoint the elusive particle known as the Higgs Boson, a senior physicist said.
May 23, 2011 |
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Bound neutrons pave way to free ones
(PhysOrg.com) -- A study of bound protons and neutrons conducted at the Department of Energy's Thomas Jefferson National Accelerator Facility has allowed scientists, for the first time, to extract information ...
Feb 07, 2011 |
4.9 / 5 (52) |
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Weak nuclear force is less weak
The force that governs some of the reactions that keep our sun shining is not quite as weak as scientists had previously thought. As a consequence, our estimation of how energetic the sun actually is just ...
Jan 13, 2011 |
4.7 / 5 (22) |
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A flow of heavy-ion results from the Large Hadron Collider
The Large Hadron Collider shut down its proton beams on Nov. 4, 2010, and quickly began circulating beams of lead ions, a run scheduled to last a month. Within days, the first results from ALICE, the LHC experiment ...
Dec 08, 2010 |
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