From: Michael Lorrey (retroman@tpk.net)
Date: Tue Feb 04 1997 - 16:24:32 MST
Anders Sandberg wrote:
>
> On Mon, 3 Feb 1997, Michael Lorrey wrote:
>
> > I thought that scientists had just demonstrated a laser device that
> > shows an ability to observe a quantum state without influencing the
> > quanta (i.e. Heisenberg)? Given this, an FTL comm device is possible.
>
> I'm not sure what device you are refering to (I'm not that much of a
> quantum person), but there are several mindboggling ways to handle quantum
> information that might appear like this (quantum teleportation, for
> example). But I seriously doubt it would remove the Uncertainty Principle,
> since that Principle is fundamental to QM and we would get some very nasty
> paradoxes without it.
>
I just read about it in scientific american. What it does is polarize a
laser beam, split the beam, and put one of the splits through a
polarizer at 45 deg from the first, plus some other steps I can't
remember, but basically it allows one to observe without influencing.
--
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#!/usr/local/bin/perl-0777---export-a-crypto-system-sig-RC4-3-lines-PERL
@k=unpack('C*',pack('H*',shift));for(@t=@s=0..255){$y=($k[$_%@k]+$s[$x=$_
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&S;print pack(C,$_^=$s[($s[$x]+$s[$y])%256])}sub S{@s[$x,$y]=@s[$y,$x]}
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