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

Jun2814 05:03 PM
marcus

63 
60,602 
Before posting anything, please review the Physics Forums Global Guidelines.
If you are seeking help with a...

Jul1412 08:32 AM
ZapperZ

1 
25,375 
Is this all that LQG, SF is, kicking tyres and adding saw dust to differentials,
putting some pluss gas in your...

May705 12:34 PM
wolram

26 
2,022 
String Theory May be Testable:
http://www.physorg.com/news88786651.html

Feb407 05:50 PM
SF

3 
2,021 
I read from this site: http://www.math.columbia.edu/~woit/blog/archives/2004_04.html
refering to the last blog...

Jul1404 11:27 AM
Mike2

23 
2,019 
I read in Elegant Universe there is a 5th force predicted by the string theory. Anybody know what it is ?

Apr1905 05:25 PM
DaveC426913

3 
2,019 
I'm reading this:
==quote==
Einstein's theory of gravity, General Relativity, and our theory which governs the...

Jan2411 12:28 AM
tom.stoer

8 
2,019 
Geometric Models: E8, SO(10),
Which ansatzs will prove to be right by CERN?
1. Ali H. Chamseddine and Alain Connes ,...

Dec707 10:41 AM
MTd2

5 
2,018 
Hi;
I'm working on a new model beynod the standard model one of MSSM with BL symmetry
I'm trying to install...

Aug2012 09:53 PM
Vanadium 50

8 
2,018 
http://www.timesonline.co.uk/article/0,,21022214707,00.html
The Sunday Times review is by John Cornwell, an...

Jun1206 01:17 PM
marcus

2 
2,017 
I have absolutely no idea how to do this, but tell me if it will theoretically work:
Somehow 'slice' the membrane...

Jan808 03:10 PM
Toastus

4 
2,017 
http://arxiv.org/abs/1004.0693
Gravity as the Square of Gauge Theory
Zvi Bern, Tristan Dennen, Yutin Huang,...

Apr710 01:10 PM
MTd2

2 
2,017 
In Wilczek nobel acceptance talk
http://arxiv.org/hepph/0502113
on page 21
right under equation (2)
the...

Feb1705 03:50 PM
marcus

10 
2,016 
I keep seeing references to UV and IR in references to string theory and quantum gravity. This seems to come up in...

Oct710 06:13 PM
marcus

1 
2,016 
I'm not sure if I'm posting this in the right place, but either way I was doing some research earlier and I came...

Feb1612 03:53 PM
jtbell

2 
2,016 
I posted link to the Strings 2008 speaker lineup at the Announcements sticky.
We can do some digging and get prepared...

May1708 03:08 PM
arivero

5 
2,015 
http://pirsa.org/12050061
Conformal Gravity and Black Hole Complementarity
Speaker(s): Gerard t'Hooft
Date:...

May1412 01:07 PM
marcus

1 
2,015 
Is there any study of how much entropy exists in a particle? For example, is there any connection between the quantum...

Feb504 08:28 AM
Mike2

9 
2,014 
I have a few questions about something I read in the transcript of Stephen Hawking's talk at GR17. He says that it has...

Aug2704 11:43 AM
humanino

3 
2,014 
On page 98 of Zwiebach's book "A First Course in String Theory", the following claim is made:
At each point on the...

Nov104 05:26 PM
Jimmy Snyder

24 
2,014 
Could the universe be a complex hypersphere passing through our dimension?
This would explain the 'big bang' as being...

Jan1508 01:14 AM
Integral

2 
2,014 
http://sciencewatch.com/dr/erf/maps/08decerfBaggETRFM/#156486489
This is an interesting development in String/M,...

Jan2309 12:48 AM
marcus

1 
2,014 
How does LQG work? I know there are gravitons in it but how do they interact with spacetime?
Why is it a theory of...

May210 11:51 PM
tom.stoer

14 
2,014 
This is very interesting, is it the first proposed method (that is within reasonable energy for particle accelerators)...

Oct1612 01:00 PM
NanoPassion

4 
2,014 
Hello everyone,
I'm currently occupying myself with Loop Quantum Gravity and wonder about some question. In LQG,...

Mar2408 10:32 AM
Bareil

9 
2,013 
I'm looking at this thread, http://www.physicsforums.com/showthread.php?t=403472
Dark Matter, On the Ropes?
...

May1710 12:01 PM
ensabah6

4 
2,013 
Spin networks describing BH have a central node with label taken from an intertwiner Hilbertspace of high dimension...

Jul2710 07:00 PM
atyy

4 
2,013 
From the "Intuitive content of Loop GravityRovelli's program" thread:
From the paper:
I haven't seen any...

Nov210 10:33 AM
inflector

10 
2,012 
What is a string theory hype anyway?

Jan1104 09:21 AM
Stringyguy0788

10 
2,011 
Bee Hossenfelder had an interesting discussion of the term "emergent" back in mid 2008:...

Jan210 07:35 AM
Fra

2 
2,011 
Simple question: is AAAD (= ActionAtADistance) QED standard / mainstream physics  or beyond standard?
...

Nov2711 04:19 PM
qsa

2 
2,011 
http://www.phys.psu.edu/people/display/index.html?person_id=417
Last year Martin Bojowald was a postdoc at the...

Jan206 03:09 PM
marcus

1 
2,010 
The best online slideset exposition of Causal Dynamical Triangulations that I have seen so far is the one that...

Aug908 09:47 PM
marcus

7 
2,010 
In ordinary GR geometry, the Higgs field cannot play the rôle of the inflaton, so to imagine inflation one has to...

Mar1509 02:56 AM
cristo

8 
2,010 
A detailed introduction of the new LQG spinfoam modelflipped version of the BarrettCrane vertex...

Nov107 09:33 PM
marcus

1 
2,009 
Hi! I am novice in the Quantum Gravity field, so it was logical for me to start with the ADM formalism, but I am very...

Jun1811 01:53 PM
marcus

7 
2,008 
You read a lot about how strings and loops can both derive the BekensteinHawking entropy formula for black holes....

May1904 03:34 PM
jgraber

11 
2,006 
Next week will be the 13th conference in the Recent Developments in Gravity series.
It will be held at Salonica...

Jun408 10:34 AM
marcus

5 
2,006 
In a recent post in his blog, Woit comments on a philosophy of science article by a philosopher who claims that the...

Nov1506 09:18 AM
Demystifier

15 
2,005 
What mathematically speaking is a spinor? Why isn't it a tensor? I didn't find the mathworld defintion very useful at...

Dec104 07:55 PM
jcsd

4 
2,005 
Are there any news regarding twistor theory?
The original ideas by Penrose to replace spacetime by its "dual...

May2711 06:29 PM
qsa

9 
2,004 
This paper  http://arxiv.org/abs/1211.3816  by Beckenstein is fascinating. I would like to know if the experimental...

Nov2512 11:15 AM
marcus

4 
2,004 