News tagged with external magnetic field
New method for magnetic manipulation of cells
Nanotechnology / Bio & Medicine
Apr 06, 2009 |
4.7 / 5 (7) |
3
(PhysOrg.com) -- Magnetic technology could help address a major problem that bioengineers face as they try to create new tissue: getting human cells to not only form structures, but to stimulate the growth ...
Search results for external magnetic field
Shape matters in the case of cobalt nanoparticles
Nanotechnology / Nanomaterials
Jun 17, 2009 |
not rated yet |
0
Shape is turning out to be a particularly important feature of some commercially important nanoparticles—but in subtle ways. New studies* by scientists at the National Institute for Standards and Technology ...
Taking the Stress Out of Magnetic Field Detection
Jan 28, 2009 |
3.8 / 5 (4) |
1
(PhysOrg.com) -- Researchers at the National Institute of Standards and Technology have discovered that a carefully built magnetic sandwich that interleaves layers of a magnetic alloy with a few nanometers ...
Mice Levitated for Space Research
Sep 11, 2009 |
4.1 / 5 (11) |
21
(PhysOrg.com) -- Scientists have managed to levitate young mice in research carried out for NASA. Levitated mice may help research on bone density loss during long exposures to low gravity, such as in space ...
3-D Imaging -- First Insights Into Magnetic Fields
Mar 30, 2008 |
4.6 / 5 (47) |
4
3-D images are not only useful in medicine; the observation of internal structures is also invaluable in many other fields of scientific investigation. Recently, researchers from the Hahn-Meitner-Institute ...
Physicists Propose a Method to Observe Dirac Monopoles
Jul 28, 2009 |
4.6 / 5 (18) |
5
(PhysOrg.com) -- For decades, scientists have been intrigued by the hypothetical existence of magnetic monopoles - particles with only a north or south magnetic pole, thus having a nonzero magnetic charge. ...
Birds 'See' Earth's Magnetic Field
Nov 16, 2009 |
4.4 / 5 (8) |
2
When birds migrate over long distances -- sometimes thousands of miles -- they usually end up in exactly the same place year after year. Such accurate feats of navigation, accomplished by millions of birds ...
Magnetic Resonance Now Also Comes In Tiny Quantities
Sep 29, 2009 |
5 / 5 (6) |
0
(PhysOrg.com) -- It is now possible to analyse very small samples using Nuclear Magnetic Resonance. Thanks to a specially constructed detector, a 'stripline', greater sensitivity can be achieved while maintaining the same ...
Physicists Measure Elusive 'Persistent Current' That Flows Forever
Oct 08, 2009 |
4.8 / 5 (58) |
16
(PhysOrg.com) -- Physicists at Yale University have made the first definitive measurements of "persistent current," a small but perpetual electric current that flows naturally through tiny rings of metal wire ...
Multiferroic compounds used to produce smaller and cheaper digital memories
Nov 27, 2009 |
4.6 / 5 (5) |
1
(PhysOrg.com) -- Is it possible to make even more compact digital memories for portable electronic devices and which consume even less energy? A team of French researchers has recently demonstrated that it ...
Upping the power triggers an ordered helical plasma
Nov 02, 2009 |
5 / 5 (4) |
0
If you keep twisting a straight elastic string, at some moment it starts kinking in a wild way. Something similar occurs when one increases the electrical current flowing in a magnetized plasma doughnut: it ...
List of search results for external magnetic field
