lundi, mai 07, 2007

Quantum Physics


I'm studying Quantum Physics and I found this drawing on the net. It's the most known cat on the planet (sort off !), and it's Schoedinger's cat. But this is a very special cat: he's at the same time, alive and dead (both!)... Spooky! The stuff he's drawing is the wave function (what??!) which is describing the probability of him being alive or being dead. And according to the quantum theory, before we open the box, he's in a "superposition" state, and it's only when we open the box that the cat become a normal cat: alive OR dead (but not both!). Sound crazy? Yes, well it is. But the fact is, your computer, works also in the same way, as its tiny components behave like schroedinger's cat. Beautiful, isn't it?

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