News tagged with magnetic imprinting
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Chickens orient using a magnetic compass
Aug 22, 2005 |
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It has been known for some time that many species of birds use the Earth's magnetic field to select a direction of movement--for example, during migration. However, although such birds clearly have a sense ...
No place like home: New theory for how salmon, sea turtles find their birthplace
Biology /
Dec 01, 2008 |
4.2 / 5 (22) |
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How marine animals find their way back to their birthplace to reproduce after migrating across thousands of miles of open ocean has mystified scientists for more than a century. But marine biologists at the University of ...
Birds 'See' Earth's Magnetic Field
Nov 16, 2009 |
4.4 / 5 (8) |
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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) |
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(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 ...
Multiferroic compounds used to produce smaller and cheaper digital memories
Nov 27, 2009 |
4.6 / 5 (5) |
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(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 ...
Solar Cell Researcher Explores Nanotech Ideas
Nanotechnology / Nanomaterials
Oct 05, 2009 |
5 / 5 (5) |
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(PhysOrg.com) -- A UT Dallas researcher envisions a time soon when plastic sheets of solar cells are inexpensively stamped out in factories and then affixed to cell phones, laptops and other power-hungry mobile ...
Tiny magnetic discs could kill cancer cells: study
Nanotechnology / Bio & Medicine
12 hours ago |
3.8 / 5 (13) |
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Tiny magnetic discs just a millionth of a metre in diameter could be used to used to kill cancer cells, according to a study published on Sunday.
With stimulus aid, scientists hope to mimic nature's dynamos
Space & Earth / Earth Sciences
Oct 09, 2009 |
4.5 / 5 (4) |
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(PhysOrg.com) -- In the cosmos, all celestial objects - planets, stars, galaxies and clusters of galaxies - have magnetic fields. On Earth, the magnetic field of our home planet is most easily observed in a compass where ...
Upping the power triggers an ordered helical plasma
Nov 02, 2009 |
5 / 5 (4) |
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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 ...
'Magnetricity' observed and measured for the first time
Oct 15, 2009 |
4.2 / 5 (33) |
13
(PhysOrg.com) -- A magnetic charge can behave and interact just like an electric charge in some materials, according to new research led by the London Centre for Nanotechnology.
List of search results for magnetic imprinting
