Physical Review A

Publisher
American Physical Society
Country
United States
History
1970-present
Impact factor
2.861 (2010)
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Thermometry using an optical nanofiber

Experimental quantum physics often resides in the coldest regimes found in the universe, where the lack of large thermal disturbances allows quantum effects to flourish. A key ingredient to these experiments is being able ...

dateAug 24, 2015 in Quantum Physics
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Scientists set quantum speed limit

University of California, Berkeley, scientists have proved a fundamental relationship between energy and time that sets a "quantum speed limit" on processes ranging from quantum computing and tunneling to optical switching.

dateJan 22, 2015 in Quantum Physics
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Atomic timekeeping, on the go

What time is it? The answer, no matter what your initial reference may be—a wristwatch, a smartphone, or an alarm clock—will always trace back to the atomic clock.

dateNov 12, 2014 in General Physics
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