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

Apr1214 02:54 PM
marcus

59 
45,881 
Before posting anything, please review the Physics Forums Global Guidelines.
If you are seeking help with a...

Jul1412 08:32 AM
ZapperZ

1 
22,261 
Could this be of any importance for research nowadays?
http://arxiv.org/pdf/grqc/9710064v1.pdf
Steps towards an...

Y 10:19 PM
strangerep

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I found a few curious arxiv papers by Alexandre Deur (via Twitter).
Deur works in QCD. He explains QCD strings...

Y 07:30 AM
mitchell porter

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96 
Spin Foam Gravity (SFG) has reached a stage of development where perhaps we could have a new abbreviation to...

Apr1814 12:52 AM
marcus

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1,042 
Of the twenty candidates, indicate the ones you think will prove most significant for future QG research. Since the...

Apr1714 07:58 PM
marcus

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773 
In the "perche i nostri discorsi" thread, selfAdjoint gave a concise sketch of the direction that Carlo Rovelli sees...

Apr1714 07:31 PM
marcus

2,164 
462,728 
When do these two fields of physics overlap other than when we discuss entropy of supersymmetric black holes? Does...

Apr1714 09:36 AM
andrien

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Don't know how I bumped into this but thought some of you might like this,
...

Apr1514 04:30 PM
Spinnor

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206 
Though a major collection of LQG researchers believe that particles raise in LQG by braiding (see...

Apr1414 01:41 PM
marcus

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Which do you think are the most promising alternatives?

Apr1214 08:40 AM
twistor

17 
800 
http://arxiv.org/abs/1404.1750
How many quanta are there in a quantum spacetime?
Seramika Ariwahjoedi, Jusak Sali...

Apr1114 10:21 PM
marcus

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260 
Which is the current mathematical formulation of M theory, and what are its competitors?

Apr1114 04:33 PM
andrien

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279 
I think Markopoulou and Oriti have been sniffing this out a long time. Note that Wen has heuristically linked tensor...

Apr1014 07:46 PM
atyy

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56,334 
I am doing a project on string theory and my first task is to work out fundamental string solution from the I(10)...

Apr914 10:39 PM
m1rohit

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The March 2014 issue of Physics Today has an article by Lee Smolin in which he argues that natural laws must change...

Apr914 10:30 PM
marcus

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423 
Does it make sense to study old (stringless) twistor theory nowadays?

Apr814 04:35 PM
twistor

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379 
Is MTheory the only possible UV completion of Supergravity?

Apr814 03:47 PM
twistor

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444 
Dear every specialists, I heard that BICEP2's observation r=A_t/A_s=0.2 n_t=0 indicate two things:
1) n_t=0...

Apr814 04:32 AM
Demystifier

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461 
How fast do we expect the hypothetical graviton to travel?
It seems that if the graviton were to mediate the...

Apr814 04:14 AM
Demystifier

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341 
Wieland's thesis was posted at tel.archives (the French openarchive website) on 3 March 2014....

Apr814 12:33 AM
tom.stoer

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Well? I told you to wait for it! :devil:
(I'm sure it's still coming...)
:uhh:

Apr114 10:46 PM
strangerep

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I mean I don't see any theory actually derives gravitational interaction from actual fields of particles. I only see...

Apr114 06:46 PM
ftr

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Of the twenty candidates, indicate the ones you think will prove most significant for future QG research. I've...

Apr114 05:36 PM
marcus

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2,351 
Thanks to GJ for pointing out these three links:
...

Apr114 02:09 PM
marcus

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Here, to get an idea what he's like, is video of his talk at the 2013 Moriond meeting...

Mar3114 10:29 PM
MTd2

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706 
http://relativity.phys.lsu.edu/ilqgs/
Tomorrow Laurent Freidel gives the online International LQG Seminar talk, the...

Mar3114 06:43 PM
marcus

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http://arxiv.org/abs/1403.2099
SU(8) unification with bosonfermion balance
Stephen L. Adler
(Submitted on 9 Mar...

Mar3114 04:58 AM
lpetrich

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1,024 
INTRODUCTION TO LOOP QUANTUM GRAVITY, everything you ever wanted to know...
In Loop Quantum Gravity, also...

Mar3014 03:21 PM
kokolovehuh

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131,853 
I noticed a few sources that seem to indicate that Clifford algebra may be used in both QFT and GR. I've seen where...

Mar2914 08:29 PM
friend

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3,602 
Could someone please settle something conceptually for me if possible? marcus, if you catch this, please help me out....

Mar2914 01:13 AM
marcus

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I'm hoping that David Horgan will create some supplemental material for this, as he has for several other LQG and CDT...

Mar2814 12:41 PM
marcus

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541 
Does the existence of observer dependent particles as predicted by the Unruh effect and Hawking radiation lead to...

Mar2814 08:25 AM
bapowell

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599 
Most of us are familiar with the fact that in Loop gravity the area and volume observables have discrete spectrum. The...

Mar2714 05:44 PM
David Horgan

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711 
What are the best online introductory resources for Loop Quantum Gravity?
I've never felt more out of my depth than...

Mar2714 12:51 AM
marcus

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This is a thread for discussion about papers on LQC and what was published regarding inflation (not counting super...

Mar2614 08:14 AM
julcab12

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665 
To my understanding General Relativity is a theory of geometry. Is it mandatory that the next step beyond GR also be a...

Mar2414 05:46 PM
Drakkith

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If I understand correctly, conservation of baryon and lepton numbers imply that quarks and leptons are "basic" i.e....

Mar2214 06:23 PM
daca

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1,069 
Hi,
I have a couple questions from chapter 2 of Zwiebach's A First Course In String Theory, second ed.
1)...

Mar2214 04:57 PM
sciencegem

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489 
There were questions in a couple of threads about what books/papers/recorded lectures could serve to give a good...

Mar2214 10:09 AM
friend

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5,979 
Hi everyone,
This is a question about conformal field theory. Even though it is not directly about beyond the...

Mar2114 01:18 PM
nrqed

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572 
Cosmic inflation: 'Spectacular' discovery hailed
http://www.bbc.com/news/scienceenvironment26605974
BICEP2 2014...

Mar1714 08:21 PM
jedishrfu

1 
777 