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Science & Tech

Quantum Logic Clock Rivals Mercury Ion as World's Most Accurate Clock
Science & Tech  (tags: science, scientists, NIST, technology, computers, concept, aluminium, atomic, beryllium, clock, mercury, optical, quantum, time, news )

- 2766 days ago -
An atomic clock that uses an aluminum atom to apply the logic of computers to the peculiarities of the quantum world now rivals the world's most accurate clock,based on a single mercury atom.Both 10 times more accurate than the current U.S. time standard.
Collaboration Helps Make JILA Strontium Atomic Clock 'Best in Class'
Science & Tech  (tags: science, technology, performance, atom, atomic, caesium, calcium, clock, laser, lattice, mercury, optical, strontium )

- 2786 days ago -
BOULDER, Colo.-- The new 'Crystal of Light' atomic clock, based on thousands of strontium atoms trapped in grids of laser light, surpasses the accuracy of the current U.S. time standard based on a 'fountain' of caesium atoms.
Hubble Finds Double Einstein Ring
Science & Tech  (tags: hubble, einstein, ring, NASA, space, telescope, optical, alignment, bull's eye, light )

- 2822 days ago -
The NASA/ESA Hubble Space Telescope has revealed a never-before-seen optical alignment in space: a pair of glowing rings, one nestled inside the other like a bull's-eye pattern. The double-ring pattern is caused by the complex bending of light from two di

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