from the and-the-up-quark-returns-a-0 dept.
zeristor writes "The The Economist is running a story
about the latest progress in Quantum computing. It seems that what has been glossed over in Physics as a minor detail, the decoherence of the superposition of states, is actually quite fundamental to Quantum computing.
The decoherence can be measured by something called the Loschmidt echo (is this esoteric or am I just thick? This sounds like a bad episode of Star Trek.)
Also goes on to explain how entanglement can be prolonged. All in all very interesting developments."
Top Ten Things Overheard At The ANSI C Draft Committee Meetings:
(7) Well, it's an excellent idea, but it would make the compilers too
hard to write.