What in the world is topological quantum matter? - Fan Zhang
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========== What if electricity could travel forever
without being diminished? What if a computer could run exponentially
faster with perfect accuracy? What technology could
those abilities build? We may be able to find out thanks
to the work of the three scientists who won the Nobel Prize
in Physics in 2016. David Thouless, Duncan Haldane, and Michael Kosterlitz won the award
for discovering that even microscopic matter
at the smallest scale can exhibit macroscopic properties
and phases that are topological. But what does that mean? First of all, topology is a branch
of mathematics that focuses on fundamental properties
of objects. Topological properties don't change when
an object is gradually stretched or bent. The object has to be torn or attached
in new pl...