News tagged with nuclear fuel

Chemists find new material to remove radioactive gas from spent nuclear fuel

(PhysOrg.com) -- Research by a team of Sandia chemists could impact worldwide efforts to produce clean, safe nuclear energy and reduce radioactive waste.

Chemistry / Materials Science

created Jan 24, 2012 | popularity 4.5 / 5 (19) | comments 13 | with audio podcast

How does a nuclear meltdown work? (w/ Video)

(PhysOrg.com) -- When working properly, nuclear reactors produce large amounts of heat via nuclear fission reactions. The heat converts the surrounding water into steam, which turns turbines and generates ...

Technology / Energy & Green Tech

created Mar 17, 2011 | popularity 3.2 / 5 (22) | comments 20 | with audio podcast report

Why nuclear power will never supply the world's energy needs

(PhysOrg.com) -- The 440 commercial nuclear reactors in use worldwide are currently helping to minimize our consumption of fossil fuels, but how much bigger can nuclear power get? In an analysis to be published ...

Technology / Energy & Green Tech

created May 11, 2011 | popularity 3.3 / 5 (48) | comments 187 | with audio podcast report

New hope for ultimate clean energy: fusion power

(PhysOrg.com) -- Imagine if you could generate electricity using nuclear power that emitted no radioactivity: it would be the answer to the world's dream of finding a clean, sustainable energy source.

Physics / General Physics

created Apr 12, 2010 | popularity 4.7 / 5 (58) | comments 65 | with audio podcast

How a Solar-Hydrogen Economy Could Supply the World's Energy Needs

(PhysOrg.com) -- As the world's oil supply continues to dry out every day, the question of what will replace oil and other fossil fuels is becoming more and more urgent. According to the World Coal Institute, ...

Technology / Energy & Green Tech

created Aug 24, 2009 | popularity 4.1 / 5 (49) | comments 67 weblog

New insights on an old polymer material, Nafion, will enable design of better batteries

Designing new materials depends upon understanding the properties of today's materials. One such material, Nafion, is a polymer that efficiently conducts ions (a polymer electrolyte) and water through its ...

Chemistry / Polymers

created Jun 19, 2011 | popularity 4.8 / 5 (6) | comments 0 | with audio podcast

Hubble finds rare 'blue straggler' stars in Milky Way's hub

(PhysOrg.com) -- NASA's Hubble Space Telescope has found a rare class of oddball stars called blue stragglers in the hub of our Milky Way, the first detected within our galaxy's bulge.

Space & Earth / Astronomy

created May 26, 2011 | popularity 4.4 / 5 (9) | comments 3 | with audio podcast

Hubble images searchlight beams from a preplanetary nebula

(Phys.org) -- The NASA/ESA Hubble Space Telescope has been at the cutting edge of research into what happens to stars like our sun at the ends of their lives. One stage that stars pass through as they run ...

Space & Earth / Astronomy

created Apr 28, 2012 | popularity 3.7 / 5 (7) | comments 25 | with audio podcast

Is solar power cheaper than nuclear power?

One of the issues associated with shifting from using fossil fuels to alternative energy sources is the cost. While adherents of alternative energy tout its benefits, many are skeptical, pointing out that ...

Technology / Energy & Green Tech

created Aug 09, 2010 | popularity 4.1 / 5 (46) | comments 54 | with audio podcast weblog

GE and Hitachi want to use nuclear waste as a fuel

(PhysOrg.com) -- One of the world's biggest providers of nuclear reactors, GE Hitachi Nuclear Energy (a joint venture of General Electric and Hitachi), wants to reprocess nuclear waste for use as a fuel in ...

Technology / Energy & Green Tech

created Feb 18, 2010 | popularity 4.8 / 5 (36) | comments 11 | with audio podcast report

How seawater could corrode nuclear fuel

Japan used seawater to cool nuclear fuel at the stricken Fukushima-Daiichi nuclear plant after the tsunami in March 2011 -- and that was probably the best action to take at the time, says Professor Alexandra ...

Chemistry / Materials Science

created Jan 26, 2012 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Fusion presents low proliferation risk, experts conclude

American researchers have shown that prospective magnetic fusion power systems would pose a much lower risk of being used for the production of weapon-usable materials than nuclear fission reactors and their ...

Physics / General Physics

created Mar 29, 2012 | popularity 4.8 / 5 (8) | comments 27 | with audio podcast

Advanced nuclear fuel sets global performance record

(PhysOrg.com) -- Idaho National Laboratory scientists have set a new world record with next-generation particle fuel for use in high temperature gas reactors (HTGRs).

Technology / Energy & Green Tech

created Nov 17, 2009 | popularity 4.5 / 5 (22) | comments 1

Part I: The energy that drives the stars comes closer to Earth

Nuclear fusion drives the stars, including our sun. But on Earth, despite efforts dating to the 1940s, sustained and controlled fusion for electrical power production has never been realized. Research persists, ...

Physics / General Physics

created Oct 20, 2011 | popularity 3.8 / 5 (10) | comments 9 | with audio podcast

France launches vast solar panel array

France on Thursday launched its largest-ever solar energy farm, with an array of panels spread over about 200 hectares (500 acres) in the mountainous southern Alpes-de-Haute-Provence region.

Technology / Energy & Green Tech

created Oct 13, 2011 | popularity 4.3 / 5 (9) | comments 11