News tagged with repulsion

Alan Guth on new insights into the 'Big Bang'

Earlier this week, scientists announced that a telescope observing faint echoes of the so-called "Big Bang" had found evidence of the universe's nearly instantaneous expansion from a mere dot into a dense ball containing ...

dateMar 20, 2014 in General Physics
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Binding together repelling atoms

Basic chemistry tells us that a bond between atoms can form if it is energetically more favorable for the atoms to stick together than staying apart. This fundamentally requires an attractive force between the atoms. However, ...

dateJul 31, 2013 in Materials Science
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It's the fineness of the grind

The properties of nanomaterials could be easier to predict in future. Scientists from the Max Planck Institute for Intelligent Systems in Stuttgart have ground metal into continuously finer powders in steps and prepared a ...

dateJul 23, 2013 in Nanomaterials
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Long distance calls by sugar molecules

All our cells wear a coat of sugar molecules, so-called glycans. ETH Zurich and Empa researchers have now discovered that glycans rearrange water molecules over long distances. This may have an effect on how cells sense each ...

dateJun 18, 2013 in Biochemistry
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Quantum model helps solve mysteries of water

A research team from the National Physical Laboratory (NPL), the University of Edinburgh and IBM's TJ Watson Research Center has revealed a major breakthrough in the modelling of water that could shed light on its mysterious ...

dateJun 04, 2013 in Condensed Matter
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Spheres can form squares

Everybody who has tried to stack oranges in a box knows that a regular packing of spheres in a flat layer naturally leads to a hexagonal pattern, where each sphere is surrounded by six neighbours in a honeycomb-like fashion. ...

dateMay 24, 2013 in Soft Matter
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