Long-Lasting Quantum Coherence Observed: New Discovery Could Help Overcome Key Obstacle In Creation Of Quantum Computers

The world of subatomic particles, governed by the laws of quantum mechanics, is one that would appear extremely weird to us denizens of a macroscopic world. In the quantum realm, at least insofar as we can understand, particles are in a state of superposition, wherein they exist in two or more states simultaneously — a cat that is both dead and alive, so to speak.