From: Aaron McBride (email@example.com)
Date: Mon Jul 26 2004 - 09:43:51 MDT
Tommy McCabe wrote:
>If quantum superpositions collapse when we try to
>observe them, how do we know they exist in the first
>place? According to Heinsberg's uncertainty principle,
>you can't know the exact speed or location of a
>particle, but what does that have to do with spin? And
>the double-slit experiment definetly produces some odd
>results, but again, what does that have to do with a
The spin of an electron (up or down) can be put in a superposition (both
up and down). This makes it useful for building quantum computers.
Unfortunately, I don't have more detail than that.
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