Thu, Jul 25, 2013
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Attractive light force
Black-body radiation can give rise to a net attractive force between tiny objects. That is the claim made by physicists at the University of Innsbruck in Austria, who have calculated the strength of this new force between a speck of dust and a hydrogen atom. The team believes that in some situations the force could be more significant than gravity – which means that its presence could have important effects on the behaviour of clouds of gas and dust in space.... 

Thu, Jul 25, 2013  Permanent link

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