Tag Archives: gold

Slinn Pickings

A new take on the Midas touch – changing the colour of gold

October 25, 2012 – 12:01 am

A new take on the Midas touch - changing the colour of gold - Red gold, green gold -- a ground-breaking initiative has found a way of changing the color of the world's most iconic precious metal. A University of Southampton team have discovered that by embossing tiny raised or indented patterns onto the metal's surface they can change the way it absorbs and reflects light -- ensuring our eyes don't see it as "golden" in color at all.(10.1088/2040-8978/14/11/114002)

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Slinn Pickings

Superman-strength bacteria produces gold

October 2, 2012 – 5:02 pm

Superman-strength bacteria produces gold - At a time when the value of gold has reached an all-time high, Michigan State University researchers have discovered a bacterium’s ability to withstand incredible amounts of toxicity is key to creating 24-karat gold.http://news.msu.edu/story/superman-strength-bacteria-produces-gold/

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Slinn Pickings

Angling for gold

September 21, 2012 – 8:00 am

Angling for gold - A study on how gold atoms bond to other atoms using a model that takes into account bonds direction has been carried out by physicist Marie Backman from the University of Helsinki, Finland, and colleagues. These findings, which are about to be published in EPJ B, are a first step toward better understanding how gold binds to other materials through strong, so-called covalent, bonds.(10.1140/epjb/e2012-30429-y)

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