News tagged with nuclear reaction

X-ray illumination of supernova ejecta

(PhysOrg.com) -- Supernovae are the explosive deaths of massive stars, cataclysms that disburse into space the chemical elements produced by nuclear reactions inside the progenitor stars. Understanding chemical ...

dateJun 24, 2011 in Astronomy
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The making of dust

(PhysOrg.com) -- On the Earth, dust particles are everywhere - under beds, on bookshelves, even floating in the air. We take dust for granted. Dust is also common in space, and it is found for example in the ...

dateJul 06, 2011 in Astronomy
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Brazil ages the stuff of caipirinhas with radiation

Excuse me, waiter, but why is my caipirinha glowing? Researchers in Brazil say they've found a faster way to age the liquor used to make the country's signature cocktail—zap it with gamma radiation for a few minutes, rather ...

dateJan 01, 2013 in Other
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NMR on a microscale

(PhysOrg.com) -- The technique well known from its use in MRI scanning - actually based on nuclear magnetic resonance (NMR) - can now also be applied to extremely small samples thanks to an ingenious combination ...

dateMay 12, 2009 in Analytical Chemistry
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