News tagged with orbital angular momentum

Black holes, curved spacetime and quantum computing

Rotating black holes and computers that use quantum-mechanical phenomena to process information are topics that have fascinated science lovers for decades, but even the most innovative thinkers rarely put them together. Now, ...

dateNov 14, 2017 in Astronomy
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Helically twisted photonic crystal fibres

Photonic crystal fibres (PCF) are strands of glass, not much thicker than a human hair, with a lattice of hollow channels running along the fibre. If they are continuously twisted in their production, they resemble a multi-helix. ...

dateJul 07, 2017 in Optics & Photonics
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How did the proton get its spin?

Calculating a proton's spin used to be an easy college assignment. In fact, Carl Gagliardi remembers answering that question when he was a physics graduate student in the 1970s. But the real answer turned out not to be simple ...

dateMar 31, 2017 in General Physics
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