Re: Planetary rovers, SETI and other musings, was Re: update.356 (fwd)
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Date: Wed, 28 Jan 1998 10:44:57 -0800 From: Steve Schear <schear@lvdi.net> Subject: Re: Planetary rovers, SETI and other musings, was Re: update.356 (fwd)
The state is determined *at the time of collapse*. Once the collapse occurs the synchronization is no longer present and subsequent events can indeed alter the polarization of one particle without altering the other. Simply bouncing that photon via refraction off a surface can alter the polarization.
If that is the case, I still don't understand why and out-of-band signal is required. If the sender collapses the wave function shortly before the signal reaches the intended receiver its unlikely to have changed polarization again.
What do you mean 'shortly before', the collapse is instantaneous. There ain't no time to send anything. The channle can carry one bit of data, the collapse has occured (1) or it hasn't (0). It isn't like a modem, CD, or other comm channels where you have a bandwidth and can piggy back signals for synchronization by using parts of that bandwidth. ____________________________________________________________________ | | | The most powerful passion in life is not love or hate, | | but the desire to edit somebody elses words. | | | | Sign in Ed Barsis' office | | | | _____ The Armadillo Group | | ,::////;::-. Austin, Tx. USA | | /:'///// ``::>/|/ http://www.ssz.com/ | | .', |||| `/( e\ | | -====~~mm-'`-```-mm --'- Jim Choate | | ravage@ssz.com | | 512-451-7087 | |____________________________________________________________________|
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Jim Choate