News tagged with spectroscopy

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Protein 'filmed' while unfolding at atomic resolution

When proteins get "out of shape", the consequences can be fatal. They lose their function and in some cases form insoluble, toxic clumps that damage other cells and can cause severe diseases such as Alzheimer's or Parkinson's. ...

Feb 11, 2013
5 / 5 (8) 0 | with audio podcast

X-rays capture electron 'dance'

(Phys.org)—The way electrons move within and between molecules, transferring energy as they go, plays an important role in many chemical and biological processes, such as the conversion of sunlight to energy ...

Jan 31, 2013
4.6 / 5 (5) 0 | with audio podcast

How the kilogram has put on weight

Using a state-of-the-art Theta-probe XPS machine experts at Newcastle University, UK, have shown the original kilogram is likely to be tens of micrograms heavier than it was when the first standard was set in 1875. And they ...

Jan 06, 2013
3.8 / 5 (6) 14 | with audio podcast