News tagged with proton

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Old star, new trick

The Big Bang produced lots of hydrogen and helium and a smidgen of lithium. All heavier elements found on the periodic table have been produced by stars over the last 13.7 billion years. Astronomers analyze starlight to determine ...

Apr 30, 2012 5 / 5 (10) 30 | with audio podcast

Team develops most sensitive scale ever

(PhysOrg.com) -- A Spanish research team in Barcelona working out of the Catalan Institute of Nanotechnology, has succeeded in building the most sensitive scale ever created. It’s capable, as the team describes in their ...

Apr 03, 2012 5 / 5 (4) 3 | with audio podcast report

The acid test: 21st century pH meter

Modern methods for mass production of biological agents and fine chemicals require precise control of pH. However within these systems it is not always possible to use traditional methods for measuring acidity and alkalinity. ...

Mar 28, 2012 5 / 5 (1) 0