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Susskind on 'variation in Planck length'? by
stargene@sbcglobal.net
A question about Susskind/Lindesay's meaning on 'varying
Planck length':
In "Black Holes, Information and the String Theory Revolution"
by Leonard Susskind and James...
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Spontaneous supersymmetry breaking by
saju
Greetings,
Assuming that during the very early instances of the big bang there
did exist a supersymmetric 10-D universe, what triggered the symmetry
breaking and...
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Interacting field theories from free ones? by
rrutgers
Hi,
I started thinking about wether it is possible to generate interaction
in an effective field theory, when one assumes to have a free one in a
space with additional...
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Need Help With Electron Mobility Problem by
David
Some Background:
I am working the design of an electrostatic motor. The Rotor of this
motor must hold regions of Positive (+) and Negative (-) charge spaced
approximately...
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Dirac Spinors and Degrees of Freedom by
Jay R. Yablon
Hello to all:
I have over the past few months been studying Zee's excellent book "QFT
in a Nutshell." I had some questions regarding the degrees of freedom
for a Dirac...
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A question of efficiency by
rfellows00@gmail.com
I been reading here for a few weeks. All else held constant and
comparing apples to apples...If your goal is to have maximum wind speed
over a controlled cubic area within a...
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Ranging and Pioneer by
Oh No
Thus spake Dirk Bruere at NeoPax
Oz wrote:
Dirk Bruere at NeoPax writes
Oz wrote:
Charles Francis' proposal...
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Klein's Quartic Equation by
Greg Egan
There was an interesting discussion on this newsgroup last year covering
many aspects of Klein's quartic curve. At the time, John Baez mentioned
in his "This Week's Finds"...
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Questions about cosmology by
denis.besak@gmx.de
Darth Sidious wrote:
2.As far as I understand it, the relative perturbation delta := delta
n/n_0 of the particle number density is not a gauge-invariant quantity,
...
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Deducing Physics - gravity , heavy matter by
Charles Cagle
I've noted that there are probably a hundred books on Gravity (I'm
guessing of course and haven't taken an inventory)...with the tome of
Wheeler, Misner and Thorne still...
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the 2 lagrangians by
sjarel
I just found Max's question on the 2 Lagrangians giving the same EOM's
(8 Mar 06).
http://groups.google.ca/group/sci.physics.research/msg/11dbe8734370c10d
Please quote...
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Gravitational redshift by
wg
This is an interesting speculation regarding a thought experiment and
its subsequent gravitational redshift consequences.
Lets say you are standing at the center of the...
( 1 2)
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Questions about cosmology by
denis.besak@gmx.de
Hi!
I'm currently writing my diploma thesis for which I need the theory of
linear perturbations around a flat FRW-universe. I work together with a
Ph.D.-student who deals,...
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Free field realizations by
Daniel Moskovich
I have a really silly question which I've been scrounging around for an
answer for for too long so I'll just ask it he
What, conceptually, is a free field realization of...
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Is gravity really a fictitious force? by
Just G. Waller
In order to claim whether gravity is really a fictitious force,
we must find a region where a gravitational field could be
regarded as perfectly uniform. I wonder whether...
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Ranging and Pioneer by
Oz
Dirk Bruere at NeoPax writes
Given this, why don't I read about this all across the media as 'Dark
Matter' is debunked? Especially given the...
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August 1st 06
by Oz 
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