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Jul1412 08:32 AM
ZapperZ

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22,231 
This sticky is for announcements of pertinent scientific events, such as conferences, seminars, or public talks. This...

Apr1214 02:54 PM
marcus

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45,751 
When gravity is expressed in tools of QFT, the quanta is the spin2 graviton.
What is the quanta according to LQG,...

Sep1609 04:18 PM
Haelfix

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1,648 
I have to write an argument paper on string theory and i was wondering if anyone has any good ideas about what to...

Feb2106 08:57 PM
selfAdjoint

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Here's a bit from the Conclusion section of the April 2006 Rovelli et al paper
http://arxiv.org/abs/grqc/0604044
...

Jan508 01:27 AM
marcus

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1,649 
As far as I understand, the latest calculations say that wormholes do not exist. Nonetheless, as a theoretical...

Aug108 11:26 AM
humanino

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Hi all,
Alright so while reading through some stuff, I came across something peciluar, string/Mtheory state that...

Jan1711 07:28 AM
torquil

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In trying to get my head round GR and quantum gravity, I'm puzzled about the following questions:
Is the guage...

Jan1604 10:27 AM
selfAdjoint

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1,651 
Consider an uncharged black hole with angular velocity \omega. Near what radius is its spacetime discretized?

Feb2504 09:35 PM
Loren Booda

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I think the word for it is RENOVATION
A rotorooterTM is a tool for clearing clogged drains.
I've been watching...

Jul2907 09:29 PM
marcus

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1,651 
Hi, I was wondering if there was anyone who would have a good set of lecture notes online concerning the following...

Apr604 03:44 PM
marcus

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1,652 
In classical gravity, a state may be described by the combination of the 3 elements:
(1) An ndimensional manifold...

Feb1108 12:27 PM
fh

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Hi
I'm trying to learn more about the Unruh effect, and was wondering if someone could comment on how exactly the...

Apr2311 09:21 AM
LAHLH

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Is it from a Black Hole? Is it from a Cyclic Universe?

Oct1210 02:22 PM
physics_931

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It turns out that this work has a timely significance. In reacting to Martin Bojowald's bounce article in July 2007...

Jul2007 10:09 PM
marcus

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1,654 
Could the Bulk possibly be used as a hyperdrive?

Oct2007 06:27 AM
Toastus

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1,656 
Which and why do you believe will turn out to be more 'fundamental' (in the sense that one will prove to be the...

Apr612 02:15 AM
Demystifier

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At this point, I am rather confused about the concept of DE, and even why it is called DE since it does not seem to...

Mar1109 05:19 PM
jnorman

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1,657 
Daniel Schoch, "Gods as Topological Invariants",
arXiv:1203.6902
Abstract: We show that the number of gods in a...

Apr412 02:50 AM
tom.stoer

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1,657 
Can you please tell me some resource or link that has the lagrangian for SO(10) GUT written explicitely term by term?...

Feb810 12:02 PM
rkrsnan

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thank to Marcus for finding this paper
This paper handles subjective inference from an informational theory...

Sep2010 12:41 AM
Fra

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1,659 
What are your thoughts.
Some questions ... If we have a 4th space dimension:
What does it look like? (A brane is...

Jan1211 06:37 PM
jal

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1,659 
I recently moved to a city where the streets are arranged in a grid: they run EastWest or North South. To visit a...

Sep709 04:11 AM
qbit

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Does anyone have any good introduction to theories of the quark and lepton mass matrices? Theories like textures and...

Jul1512 09:29 PM
mitchell porter

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1,660 
light/energy remains in a fixed position, is propagated in the higher dimensions of string theory and the universe by...

Sep2604 06:28 AM
RingoKid

5 
1,661 
Has anyone seen this new paper by David Finkelstein at Georgia Tech?
He claims a new method of quantization...

Aug2506 12:33 AM
Chronos

6 
1,661 
In my ST book the world sheet EM tensor for the Polyakov action is given by
T_{\alpha \beta} = \frac{2}{T}...

Apr2407 07:33 AM
da_willem

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1,661 
Can anyone here explain to me how does quantum loop gravity works?

May2812 06:31 PM
marcus

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Here is the Cambridge U. Press catalog page for
Rovelli's new book Quantum Gravity
...

Oct2704 12:10 AM
nitin

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*************************************************************
http://groups.yahoo.com/group/AstroDeep/17
CSL1...

Jan2606 06:37 PM
Rich Murray

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Help me out here. I have trouble understanding the concept of a stable wormhole formed by having a blackhole on one...

Jul2806 02:28 AM
srivatsa

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In which of the String theory does the Higgs'particleforce', dwell?

Aug904 01:03 AM
Olias

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So what if Quantum Foam was found to be the legitimate model for spacetime and our universe? What would be the...

Jan507 12:46 PM
josh1

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In virtually every popsci book you read there's a discussion of a fundamental incompatibility between general...

Jan2708 04:42 PM
muppet

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For the purposes of this thread LQG is defined in a pragmatic unrigorous way. Loop gravity is what loop gravitists do....

Mar2506 11:39 AM
marcus

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Hi!
I am a bit confused about the AdS/CFT conjecture....
One of the things I don't really understand is when N=4...

Feb2407 09:23 AM
nonplus

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Dr. A. Chou of the Auger Ultra High Energy Cosmic Ray detector announced today that the last three years of partial...

Nov907 04:04 PM
marcus

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Personal attacks on others, whether you dont like their opinions or for some reason, are offtopic in the Thiemann...

Feb1404 06:16 PM
marcus

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http://somethingsimilar.com/mixedstates/
Peter Woit called attention to this. It gathers blog material relating to...

Nov2605 05:07 PM
jmhodges

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What are these groups like SU(2) and E8XE8 etc. Can anybody explain it with full details and also give prerequisite...

Sep2807 01:25 PM
Chris Hillman

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What would come from a Theory of Everything? What would be changed? What things would be discovered?
What would...

Feb2704 01:17 PM
Maxwell

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 Forwarded message 
Cheers,
Gabi

Subject: Bayrischzell Workshop 2006

Feb406 06:01 AM
Gabriele Honecker

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