Archive: 03/1/2007

Delicate Relation between Single Spins

Probing the magnetic interaction between single atoms is no longer a dream. Using a scanning tunnelling microscope, the interaction of the spins of two neighbouring cobalt atoms adsorbed at a copper surface ...

dateMar 01, 2007 in General Physics
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Quantum Effects Make the Difference

The atomic constituents of matter are never still, even at absolute zero. This consequence of quantum mechanics can result in continuous transition between different material states. Physicists at the Max Planck Institute ...

dateMar 01, 2007 in General Physics
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Sleep deprivation affects moral judgment

Research has shown that bad sleep can adversely affect a person's physical health and emotional well-being. However, the amount of sleep one gets can also influence his or her decision-making. A study published in the March ...

dateMar 01, 2007 in Medical research
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