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21.

Focus

Mini Magnets

Phys. Rev. Focus 12, 20 (2003) – Published November 25, 2003

Bombardment by protons can turn ordinary graphite into an unusually simple artificial magnet.

22.

Focus

Swifter Switching

Phys. Rev. Focus 11, 3 (2003) – Published January 17, 2003

Magnetic field pulses at the right angle and speed can flip micromagnets fast enough to work in phone, camera, and perhaps computer memories.

23.

Focus

Uncovering a New Layer

Phys. Rev. Focus 8, 31 (2001) – Published December 5, 2001

Magnetic layers in electronic devices are not as clean as many theories assume.

24.

Focus

The World’s Worst Compass Needle

Phys. Rev. Focus 8, 13 (2001) – Published September 6, 2001

A new magnetic material creates no net magnetic field.

25.

Focus

Movies Show Quick Magnetic Flips

Phys. Rev. Focus 7, 3 (2001) – Published January 19, 2001

A region of magnetic material flips direction quicker when an extra magnetic field is present, according to new high speed movies. The experiments show how the read and write operations in disk drives work at a microscopic level.

26.

Focus

Mystery in a Simple Metal

Phys. Rev. Focus 4, 15 (1999) – Published September 17, 1999

Cesium, seemingly one of the simplest metals, has an unexpected influence on impurity atoms placed within it.

27.

Focus

Fickle Magnet Switches Poles Twice

Phys. Rev. Focus 3, 8 (1999) – Published February 10, 1999

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