New research, published by the National Physical Laboratory (NPL), takes a significant step towards changing the international definition of the kilogram – which is currently based on a lump of platinum-iridium kept ...
General Physics
Feb 20, 2012
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Japan on Thursday announced its first ban on rice produced near the crippled Fukushima nuclear power plant after samples showed radioactive contamination well above legal limits.
Other
Nov 17, 2011
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(PhysOrg.com) -- Metrology is poised to undergo a profound change that will benefit scientists, engineers, industry and commerce – but which almost no one will notice in daily life.
General Physics
Nov 3, 2011
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(PhysOrg.com)—The General Conference on Weights and Measures (CGPM) at its most recent meeting in Sčvres, France, has voted unanimously on a proposal to consider changes to at least some of the seven basic units (second, ...
(AP) -- China's biggest producer of rare earths is suspending production for one month in hopes of boosting slumping prices of the exotic minerals used in mobile phones and other high-tech products.
Business
Oct 20, 2011
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New research from NPL's Quantum Detection Group presents the most precise measurements of the quantum Hall effect ever made, using the two-dimensional material graphene.
Quantum Physics
Sep 19, 2011
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It's a parasitic bug that's barely bigger than a flea, but the cochineal is trying to make a comeback in Spain's Canary Islands where it is cultivated for its crimson dye.
Ecology
Sep 9, 2011
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The electromagnetic force has gotten a little stronger, gravity a little weaker, and the size of the smallest "quantum" of energy is now known a little better. The National Institute of Standards and Technology (NIST) has ...
General Physics
Jul 20, 2011
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Ensuring a pound of butter is indeed a pound, or a gallon of milk a full gallon, has long been the province of government agencies that deal with weights and measures. But now it seems scientists are having a little trouble ...
General Physics
Apr 24, 2011
22
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A milestone in the international Avogadro project coordinated by the Physikalisch-Technische Bundesanstalt (PTB) has been reached: With the aid of a single crystal of highly enriched 28Si, the Avogadro constant has now been ...
General Physics
Feb 9, 2011
4
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