News tagged with permanent magnet

Magnetic cloak: Physicists create device invisible to magnetic fields

Autonomous University of Barcelona researchers, in collaboration with an experimental group from the Academy of Sciences of Slovakia, have created a cylinder which hides contents and makes them invisible to ...

Physics / General Physics

created Mar 22, 2012 | popularity 4.6 / 5 (11) | comments 10 | with audio podcast

Carbon's magnetic personality: Persistent, but only skin-deep

(PhysOrg.com) -- It's a mainstay in biological molecules, but carbon isn't the kind of element you'd expect to find in a permanent magnet. Until now. Not only does carbon become magnetized with a little doctoring, ...

Physics / Condensed Matter

created Dec 17, 2010 | popularity 4.9 / 5 (10) | comments 3 | with audio podcast

Graphite mimics iron's magnetism

Researchers of Eindhoven University of Technology and the Radboud University Nijmegen in The Netherlands show for the first time why ordinary graphite is a permanent magnet at room temperature. The results ...

Nanotechnology / Nanophysics

created Oct 04, 2009 | popularity 4.6 / 5 (17) | comments 1

Hitachi unveils motor without 'rare earths'

Japanese high-tech firm Hitachi Wednesday unveiled an electric motor that does not use "rare earths", aiming to cut costs and reduce dependence on imports of the scarce minerals from China.

Technology / Engineering

created Apr 11, 2012 | popularity 3.8 / 5 (25) | comments 18

Small but super: Lightweight, handy magnets for portable NMR spectrometers

(PhysOrg.com) -- High-resolution nuclear magnetic resonance (NMR) spectrometry is one of the most powerful analytical tools for the precise determination of molecular structures and dynamics. To attain a high ...

Chemistry / Other

created May 31, 2010 | popularity 5 / 5 (12) | comments 2 | with audio podcast

LANL develops first genetically engineered 'magnetic' algae

LANL scientists have genetically engineered "magnetic" algae to investigate alternative, more efficient harvesting and lipid extraction methods for biofuels. The researchers seek to reduce the cost of algae-based ...

Nanotechnology / Bio & Medicine

created Oct 19, 2011 | popularity not rated yet | comments 0

Nanomagnets purify blood

Swiss scientists have succeeded in clearing a toxin from blood in just a few minutes, using specially produced nanomagnets. The procedure appears promising. If the method can be put into practice, it could ...

Nanotechnology / Bio & Medicine

created Aug 25, 2010 | popularity 5 / 5 (4) | comments 0