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

Apr1214 02:54 PM
marcus

59 
45,772 
Before posting anything, please review the Physics Forums Global Guidelines.
If you are seeking help with a...

Jul1412 08:32 AM
ZapperZ

1 
22,234 
http://arxiv.org/abs/hepth/0403199
Parity Invariance For Strings In Twistor Space
Authors: Edward Witten...

Apr2004 09:48 PM
marcus

1 
1,993 
http://arxiv.org/abs/hepph/0404135
Cogitations and comments are welcome! :biggrin:

Apr1904 11:43 AM
wolram

2 
1,832 
am i correct in thinking that the graviton is out of favor, along with
other "things", that could explain gravity?

Apr1904 10:22 AM
Stevo

14 
1,829 
everybody now gets to enjoy the arguments by the upstairs neighbors
talking in sps
and Thomas Larsson was just...

Apr1804 11:01 AM
marcus

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1,728 
How do dimensions in string theory interact?

Apr1704 06:57 PM
Loren Booda

2 
2,259 
I have been recently reading a lot on Super Strings and MTheory, and I discussed this with selfAdjoint earlier but he...

Apr1704 02:17 PM
Javier

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1,945 
Hello sci.physics.strings!
I'm Warren (aka "chroot"), coadministrator of www.physicsforums.com, a site devoted to...

Apr1604 10:40 AM
chroot

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1,460 
quantph/0404040
just out
gets down on the key QG issues
sample:
"...propose another possibility, namely...

Apr1604 01:36 AM
marcus

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2,024 
Sorry if i repeat something already commented.
I have been a few time out of these forum.
I have recently...

Apr1504 09:06 AM
marcus

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1,906 
Baez and Rovelli have each tossed out two freshly minted mathematical ideas.
These appear to be new in the sense of...

Apr1404 05:11 PM
matt grime

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1,705 
I am curious on this subject and have been reading and reading, but I would like to know what goes behind Super String...

Apr1404 09:28 AM
sol2

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2,438 
in quantum gravity theories, can a quanta of gravity exist in isolation
or would it need other interacting quanta to...

Apr1404 06:57 AM
wolram

6 
1,394 
Correct me if I am wrong (which I may very well be). I was thinking about string theory, and what it would imply. Now,...

Apr1304 08:36 PM
Stevo

3 
1,495 
Today is Saturday and it is an unwritten law that on Saturdays
one is permitted to post sonnets. Here are the last 6...

Apr1204 11:29 AM
marcus

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3,415 
Ok, so we know that black holes emit Hawking radiation. Knowing this, it is safe to say that over time, black holes...

Apr1104 10:14 PM
Haelfix

8 
1,792 
In KaluzaKlein theory, the gauge symmetries for all the fundamental
forces are mapped onto the higher spatial...

Apr804 03:09 PM
sol2

6 
2,223 
I want to ask about the philosophical perspectives of physicists: Why they have these views; How strictly they adhere...

Apr804 11:13 AM
Stevo

9 
1,807 
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 
Some of us used to post on 'The Official String Theory Web Site' of Patricia Schwartz. That was fun. But page by page...

Apr604 11:42 AM
sol2

13 
1,861 
http://arxiv.org/grqc/0404018
this just out
Background Independent Quantum Gravity: A Status Report
Abhay...

Apr604 01:12 AM
marcus

0 
1,281 
The recently approved new usenet newsgroup sci.physics.strings has now been created and the first discussions are...

Apr504 09:15 AM
Urs

9 
1,487 
This message is meant to start a new format of the postings on
sci.physics.strings. Everyone is invited to answer the...

Apr404 07:33 PM
Lubos Motl

0 
2,547 
hi all,
i have a general interest in the big questions in physics but am no einstein. i am hoping that someone here...

Apr404 12:23 PM
selfAdjoint

15 
3,245 
What is this symmetry breaking process I keep hearing about?

Apr404 08:25 AM
ranyart

5 
2,713 
Here is the definition of "algorithm":
http://en.wikipedia.org/wiki/Algorithm
DNA is an algorithm, a...

Apr404 03:30 AM
clothoid

4 
2,247 
A forum on the possible incorporation of a single fundamental force into string has been started in Theory...

Apr204 11:54 PM
elas

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1,163 
Since there are so many possible vacuum states in string theory, with many
different possible compactifications and...

Apr204 07:11 PM
Lubos Motl

5 
2,155 
Stupid Question of the Day:
What advantage does string field theory have over string theory? In all
the standard...

Apr204 09:55 AM
Urs Schreiber

4 
2,771 
hi, i encountered this term in julian barbour webpage and i will like it if someone can tell me more about them?

Apr204 08:14 AM
arivero

6 
2,156 
Apparently in string field theory string fields commute if the _center of
mass_ of the strings is spacelike...

Apr104 11:44 AM
Urs Schreiber

5 
13,939 
This may be a naive question, but...
I know that quantum mechanics prescribes various possible paths given an...

Apr104 10:18 AM
Mike2

22 
2,526 
Hello,
I stumbled about two things in GSW section 2.2.3 on Vertexoperators,
that I don't really understand.
The...

Mar3104 08:51 AM
Urs Schreiber

1 
1,517 
I had a look at
N. Berkovits & L. Motl, Cubic Twistorial String Field Theory,
hepth/0403187
I have to admit...

Mar3104 08:37 AM
Lubos Motl

1 
1,452 
http://arxiv.org./ftp/physics/papers/0403/0403112.pdf
it's a 10page popular article about the
Strings meets Loops...

Mar3104 08:02 AM
Urs

9 
4,005 
Dorothea Bahns, a former student of K. Pohlmeyer, is a theoretical physicist at Uni Freiberg. Her 1999 thesis, done...

Mar3004 01:28 PM
Urs

7 
3,098 
I am currently talking to a science journalist who writes about quantum
gravity related matters for a major german...

Mar3004 06:03 AM
Urs Schreiber

1 
3,151 
Hello,
I hope you don't mind this elementary question, but I got stuck with
it this evening:
GSW state in their...

Mar2904 09:36 AM
Lubos Motl

1 
1,812 
The classical virasoro algebra is the Lie algebra of the group
Diff(S^1), right? So I expected that if I look at the...

Mar2904 07:14 AM
Zig

6 
2,269 
Hi, I don't really know much about string theory, but I was wondering whether the discovery of the Higgs boson would...

Mar2904 02:02 AM
alexh110

17 
3,976 
I am trying to calculate the correlation function of A and A(+). But I think A should be actually real.

Mar2804 06:39 PM
popwolf

0 
1,238 