How a world record 'squeeze' could offer comfort for dark matter hunters
UNSW quantum engineers have developed a new amplifier that could help other scientists search for elusive dark matter particles.
UNSW quantum engineers have developed a new amplifier that could help other scientists search for elusive dark matter particles.
General Physics
May 23, 2024
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Highly charged ions are a common form of matter in the cosmos, where they are found, for example, in the sun or other stars. They are so called because they have lost many electrons and therefore have a high positive charge. ...
Optics & Photonics
Nov 2, 2022
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50
The results of the first international comparison of the measurement of graphene have been published in 2D Materials, led by the National Physical Laboratory (NPL) in the U.K., through the Versailles Project on Advanced Materials ...
Nanomaterials
Jun 15, 2022
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Physicists at the National Institute of Standards and Technology (NIST) have harnessed the phenomenon of "quantum squeezing" to amplify and measure trillionths-of-a-meter motions of a lone trapped magnesium ion (electrically ...
Quantum Physics
Jun 20, 2019
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Physicists from the University of Basel have observed the quantum mechanical Einstein-Podolsky-Rosen paradox in a system of several hundred interacting atoms for the first time. The phenomenon dates back to a famous thought ...
Quantum Physics
Apr 27, 2018
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3136
At present, the kelvin is literally based on no more than water—on the triple point of water, to be more precise. The base unit of temperature is therefore dependent on a material whose properties may vary. But this is ...
General Physics
Apr 5, 2017
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21
Atomic clock experts from the Physikalisch-Technische Bundesanstalt (PTB) are the first research group in the world to have built an optical single-ion clock which attains an accuracy which had only been predicted theoretically ...
General Physics
Feb 10, 2016
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(Phys.org) —In quantum physics, momentum and position are an example of conjugate variables. This means they are connected by Heisenberg's Uncertainty Principle, which says that both quantities cannot be simultaneously ...
Quantum Physics
Jun 27, 2014
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New technology that breaks the quantum measurement barrier has been developed to detect the gravity waves first predicted by Einstein in 1916.
Optics & Photonics
Aug 16, 2013
91
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(Phys.org) —There is, so to speak, uncertainty about uncertainty – that is, over the interpretation of how Heisenberg's uncertainty principle describes the extent of disturbance to one observable when measuring another. ...