News tagged with magnetic disks

Controlling core switching in Pac-man disks

Magnetic vortices in thin films can encode information in the perpendicular magnetization pointing up or down relative to the vortex core. These binary states could be useful for non-volatile data storage ...

dateDec 24, 2014 in General Physics
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Magnetic field around young star captured

For the first time astronomers, including SRON astronomer Woojin Kwon, have been able to capture the magnetic field in the accretion disk around a young star. The shape of the field was a big surprise. The discovery suggests ...

dateOct 27, 2014 in Astronomy
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The largest magnetic fields in the universe

An ultradense ("hypermassive") neutron star is formed when two neutron stars in a binary system finally merge. Its short life ends with the catastrophic collapse to a black hole, possibly powering a short ...

dateJul 26, 2013 in Astronomy
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Quiet Interlude in Solar Max

(Phys.org) —Something unexpected is happening on the Sun. 2013 was supposed to be the year of "solar maximum," the peak of the 11-year sunspot cycle. Yet 2013 has arrived and solar activity is relatively ...

dateMar 08, 2013 in Space Exploration
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Year three: NASA SDO mission highlights

On Feb. 11, 2010, NASA launched an unprecedented solar observatory into space. NASA's Solar Dynamics Observatory (SDO) flew up on an Atlas V rocket, carrying instruments that scientists hoped would revolutionize ...

dateFeb 13, 2013 in Space Exploration
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Physicists create new 3D microchip

Scientists from the University of Cambridge have created, for the first time, a new type of microchip which allows information to travel in three dimensions. Currently, microchips can only pass digital information ...

dateJan 30, 2013 in General Physics
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