
This sticky is for announcements of pertinent scientific events, such as conferences, seminars, or public talks. This...

Aug2014 11:17 AM
marcus

68 
67,130 
Before posting anything, please review the Physics Forums Global Guidelines.
If you are seeking help with a...

Jul1412 08:32 AM
ZapperZ

1 
26,720 
Why is it that a curled up dimension cannot be represented in terms of the 3 spatial dimensions we are familiar with? ...

Feb2607 01:54 AM
jdtl0

0 
2,770 
According to the things I've been reading, while most forces and particles can be trapped on a brane, gravity can...

Feb2707 01:41 AM
jdtl0

0 
1,727 
According to loop quantum gravity volumes of space can be quantized.
Dark energy is said to be a property of space,...

Mar307 05:44 PM
verdigris

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1,249 
Does anyone have information about a book by Rudy Vaas supposed to come out this year, called Beyond the Big Bang.
...

Mar807 01:19 PM
marcus

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2,247 
Just announced. See site:
http://www.philinst.hu/~szekely/PIRT_BUDAPEST/
Best,
Christine

Mar1407 08:09 PM
ccdantas

0 
1,174 
In string theory the smallest distance is about 10^34 metres.
If the smallest distance in the universe is actually...

Mar2307 06:28 PM
verdigris

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3,445 
Michael Levin and XiaoGang Wen, Quantum ether: photons and electrons from a rotor model.
Apparently spacetime...

Apr507 06:08 PM
ensabah6

0 
1,586 
Is spacetime dynamical and evolving in string theory as it does in GR? How is it that 6 dimensions remain curled up ,...

Apr907 02:03 PM
ensabah6

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1,387 
Carl
We need to firm up the electron antineutrino production rate expected for miniBooNE this week. Do you have a...

Apr907 11:46 PM
Kea

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1,277 
To know what lies beyond would serve us how ?
That is to say if everyone is working towards a common goal, in what...

Apr1507 07:22 PM
Hell_SD

0 
1,314 
XiaoGang Wen's suggestion, first published 6 Jul 2004
http://arxiv.org/abs/condmat/0407140v2 Page 8
"Remarkably,...

Apr1707 12:29 PM
ensabah6

0 
3,072 
‘Limiting Curvature Construction’
Using two dimensions to get at an understanding of minimum length is not limited...

Apr2307 08:55 AM
jal

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1,122 
‘Deterministic systems’ minimum length – QMLS
An understanding of minimum length is not limited to what I have...

Apr2507 09:00 AM
jal

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1,766 
Just a generic question on what are the sources of missing energy. Consider two quarks produced as a result of...

May507 02:48 AM
indigojoker

0 
1,065 
I read somewhere that the Technicolor model is similar to QCD but I'm not very knowledgeable in either fields. How are...

May507 02:52 AM
UrbanXrisis

0 
1,355 
Anyone know where to get the CMS Physics TDR: Volume I? I cant download it from the CMS website...

May907 09:07 PM
indigojoker

0 
7,757 
Hello Josh1, R.X, Angry physicists, Thomas Larrson, etc.
I am well aware that some events such as the higgs boson...

May1407 12:24 AM
ensabah6

0 
1,830 
I understand why in the presence of a constant vector potential
A=\frac{\theta}{2 \pi R}
along a compactified...

May1507 06:51 AM
da_willem

0 
1,645 
I cannot do what these “math kids” are doing,
However, I THINK….NOW WE ARE STARTING TO KICK ***!
Things are...

May2107 09:50 AM
jal

0 
1,088 
Witten claimed 11D N=8 Supergravity is a lowenergy limit of Mtheory.
So what happens when 11D N=8 Supergravity...

May2107 09:09 PM
ensabah6

0 
1,457 
Elegant Universe TV show streaming Video
Introduction To Loop Quantum Gravity
The "Third Road"
Useful...

Jul2907 09:33 AM
ZapperZ

0 
17,598 
I am trying to fit together a few definitions of charge which are being commonly used.
On one side we have the...

Jun707 10:54 PM
Sauron

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1,125 
Vovolik's Emergent physics as the Third road & beyond GR, SM, LQG & string theory
Vovolik wrote Universe in a...

Jun1007 11:39 PM
ensabah6

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1,255 
Third International Conference on Fundamental Interactions
August 612 2007 João Pessoa, Brazil
...

Jun1307 06:02 AM
ccdantas

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1,309 
It seems evolutionary thinking is growing in popularity, even among those that really doesn't seem to be take the is...

Jul207 12:58 AM
Fra

0 
971 
there were quite a few impressive ones among the contributed talks at Loops '07. Some talks were about new research...

Jul607 11:44 PM
marcus

0 
1,263 
Is there a place (besides the appendix of C. Rovelli's book) where I can learn about the nj wigner symbols and their...

Jul907 01:03 PM
quasar987

0 
2,031 
Announcement of the inaugeral conference of the IGC in August.
http://www.gravity.psu.edu/igc/
description of what...

Jul2007 06:26 PM
marcus

0 
2,140 
http://arxiv.org/abs/0707.4513
Linearized dynamics from the 4simplex Regge action
Bianca Dittrich, Laurent Freidel,...

Jul3107 07:33 PM
marcus

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2,126 
As I see it, and I may be missing the point entirely, this is a moment of opportunity and change for LQG and related...

Aug207 02:03 PM
marcus

0 
1,636 
I just came across this: SU(2)L × SU(2)R × U(1)BL.
What does BL mean ?

Aug807 10:45 PM
touqra

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1,169 
can someone please explain (if possible in a very nontechnical/non mathematical way) why after spontaneous symmetry...

Aug907 02:07 PM
SpitfireAce

0 
1,793 
to understand string theory do you need to know quantum field theory?

Aug1807 10:54 PM
captain

0 
1,144 
can we define the functionl determinant of
Det=A
so the functional integral with a powe nonlinearity on the...

Aug2007 12:40 PM
Sangoku

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1,551 
Baez refers to the Brane Scan in a old TWF, #118. You can also find a more recent depiction in...

Aug2107 01:45 PM
arivero

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1,715 
Jal has called attention to this paper of Reuter and Schwindt
http://arxiv.org/abs/hepth/0511021
A Minimal Length...

Aug2107 07:13 PM
marcus

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1,843 
Assuming MTheory is correct and there are a multitude of other membranes which contain other universes, can we begin...

Aug2207 02:36 PM
RJH8600

0 
1,366 
Sorry, Please disregard this link to this post as i accedentally posted half of it, if you want to see the real post,...

Sep907 03:10 AM
kurt.physics

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1,219 
What happens when you fall into a blackhole? Now, i know no one can confidently answer this question without a GUT lol...

Sep1007 06:04 AM
kurt.physics

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1,516 
It would be really funny if this paper of William Nelson and Mary Sakellariadou turned out to be right. And I can't...

Sep1207 12:41 AM
marcus

0 
1,557 