Single-electron tunnelling events have been observed in experiments with tunnel junctions before now, but the electrons making up the current have never been directly counted one by one. In a tunnel ...

Computer models of nanotubes illustrate a property called "chirality." When carbon atoms are arranged in straight lines along the tube, the tube is a very good conductor. When they form a spiral ...

The alternative text for this image may have been generated using AI. From an applications point of view it would be desirable to measure larger currents, and to decrease the input impedance of the ...

The distribution of outermost shell electrons, known as valence electrons, of organic molecules was observed for the first time. As the interactions between atoms are governed by the valence electrons ...

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