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Re: MWI AND COPENHAGEN FALSIFYIED?



I believe that the URL for the powerpoint presentation of
Cramer's interpretation of Afshar's experiment that Bob
intended us to see is here:

<http://faculty.washington.edu/jcramer/PowerPoint/Boskone_0402.ppt>

Brian W

At 07:52 PM 4/29/2004, you wrote:
Dear List Members:

A recent experiment claims to falsify both the Copenhagen and
the MW interpretation of quantum Mechanics but provides results
which conforms to theTransactional Interpretation.
This is an idea developed from the Wheeler Feynman
absorber theory by Dr. Cramer of the University of Washington.
I have a useful link which talks about this though the actual paper
is not yet available. has a flurry of emails back and forth
today on this and I have a reply from Dr. Cramer which is below the
link and provides some additional links. If this pans out this is big
news though of course it's too early to be sure.

Bob Zannelli





<http://64.233.161.104/search?q=3Dcache:AN9UxmCda50J:faculty.washington.edu/jcramer/PowerPoint/Boskone_0402.ppt+Boskone_0402&hlen&ieUTF-8>


Dear Bob,

In my opinion, the Afshar Experiment falsifies both the
Copenhagen Interpretation and the Many-Worlds Interpretation by
demonstrating in a two-pinhole setup the presence of complete wave
interference in an unambiguous which way measurement.
My Transactional Interpretation (see
<http://faculty.washington.edu/jcramer/theory.html> ) has no problem
in explaining what Afsharobserves.

Afshar is a Visiting Scientist in the Harvard Physics Department.
He was planning to submit a paper about his experiment to Physical
Review Letters last week, but I haven't heard for sure that he in fact
did this. He has the experiment set up in the old High Energy Physics
Lab building at Harvard and I have seen it in operation.

Last February I gave a talk that, with his permission,
described his experiment. You can find the PowerPoint slides from
my talk at
<http://faculty.washington.edu/jcramer/talks.html> .

Regards,
John Cramer

-----Original Message-----
From: RBZannelli@aol.com [mailto:RBZannelli@aol.com]
Sent: Thursday, April 29, 2004 11:48 AM
To: cramer@phys.washington.edu
Subject: Afshar's Experiment

Dear Dr. Cramer:
There seems to be quite a stir about an experiment conducted
by Dr. Afshar which makes the claim that it falsifies both
Copenhagen and the many worlds interpretations of QM.
However, there seems to be no information available
about the details of this experiment.
In all honesty I am highly skeptical of these claims.
Nevertheless, if true, this would be very big news.
Could you provide any clarification on this?
Is there a paper available on this?

Regards,
Bob Zannelli


Brian Whatcott Altus OK Eureka!