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Beyond the Standard Models Forum

Join expert and advanced topics on beyond the standard model of physics. This includes professionally researched theories like strings, branes, and LQG. Mainstream physics only.

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Is Fine-Tuning Really a Fallacy in Physics?

May 22, 2011 · Replies 16 · May 23, 2011

Replies: 16

Views: 6K

Does string theory and the composition of quarks explain dark matter.

May 20, 2011 · Replies 2 · May 23, 2011

Replies: 2

Views: 4K

Emergence of Special and Doubly Special Relativity: A Statistical Perspective

May 21, 2011 · Replies 3 · May 22, 2011

Replies: 3

Views: 3K

General relativity from string theory

May 2, 2011 · Replies 72 · May 21, 2011

3

Replies: 72

Views: 16K

What does Special Relativity tell us about the physical communications system?

May 21, 2011 · Replies 1 · May 21, 2011

Replies: 1

Views: 2K

What software can assist with heavy supersymmetric derivative calculations?

May 4, 2011 · Replies 1 · May 20, 2011

Replies: 1

Views: 2K

Is String Theory really a theory?

Aug 5, 2004 · Replies 42 · May 20, 2011

2

Replies: 42

Views: 13K

What is the meaning of manifest locality in Lagrangian formalism?

May 19, 2011 · Replies 1 · May 19, 2011

Replies: 1

Views: 3K

Has missing energy been discovered at the LHC?

May 1, 2011 · Replies 6 · May 19, 2011

Replies: 6

Views: 4K

7 papers from Thiemann's Erlangen group, going into Loops 2011 conf.

May 18, 2011 · Replies 6 · May 19, 2011

Replies: 6

Views: 3K

Can Anti-Gravity Physics Become a Reality?

Nov 19, 2010 · Replies 26 · May 18, 2011

Replies: 26

Views: 5K

Particles in the Standard Model - Mass & Size

May 15, 2011 · Replies 10 · May 17, 2011

Replies: 10

Views: 4K

Information Theory: Beyond the Standard Model

May 15, 2011 · Replies 4 · May 16, 2011

Replies: 4

Views: 4K

Why using quantum group SUq(2) instead of SU(2) makes sense?

May 10, 2011 · Replies 16 · May 15, 2011

Replies: 16

Views: 6K

Can the New Cyclic Model Revolutionize Our Understanding of the Universe?

May 13, 2011 · Replies 1 · May 15, 2011

Replies: 1

Views: 2K

What is the dimension of LQG (Rovelli's TQFT)?

May 14, 2011 · Replies 3 · May 14, 2011

Replies: 3

Views: 3K

How many dimensions are there, really?

Jun 16, 2004 · Replies 28 · May 14, 2011

Replies: 28

Views: 18K

Could it be that Higgs's boson does not exist, but Higgs mechanism does?

Apr 9, 2008 · Replies 13 · May 13, 2011

Replies: 13

Views: 16K

Speculating on AS/String correspondence

May 12, 2011 · Replies 4 · May 13, 2011

Replies: 4

Views: 3K

Percacci at Woit's on emergence

Aug 26, 2010 · Replies 24 · May 12, 2011

Replies: 24

Views: 8K

Merging NCG matter with Spinfoam LQG spacetime (new Pfaeffle-Stephan)

Feb 6, 2011 · Replies 4 · May 12, 2011

Replies: 4

Views: 4K

What is the significance of the Gravity/CFT Correspondence in modern physics?

May 5, 2011 · Replies 2 · May 11, 2011

Replies: 2

Views: 3K

The Nature of Physical Proof: Is String Theory Proven?

May 7, 2011 · Replies 11 · May 11, 2011

Replies: 11

Views: 6K

Is gravity an emergent phenomenon?

Feb 19, 2011 · Replies 66 · May 10, 2011

3

Replies: 66

Views: 20K

What Equation Predicts 10 or 11 Dimensions?

Apr 30, 2011 · Replies 6 · May 9, 2011

Replies: 6

Views: 8K

Principal failure of canonical quantum gravity (Witten)

May 4, 2011 · Replies 17 · May 8, 2011

Replies: 17

Views: 6K

Mathematical formulation of Kaluza-Klein theory

May 8, 2011 · Replies 1 · May 8, 2011

Replies: 1

Views: 3K

How Does Spin Foam Model Relate to Regge Calculus in Quantum Gravity?

May 2, 2011 · Replies 19 · May 4, 2011

Replies: 19

Views: 4K

Understanding M-theory and Its Implications for Dimensions and Scales

May 2, 2011 · Replies 2 · May 2, 2011

Replies: 2

Views: 3K

Emergent Space/Time: AdS/CFT and dS/CFT

Apr 24, 2011 · Replies 9 · May 2, 2011

Replies: 9

Views: 6K

Existence of pure quantum gravity

Apr 25, 2011 · Replies 26 · May 1, 2011

Replies: 26

Views: 7K

Spin Foams & AdS/CFT: Lattice Gauge Theories

Mar 30, 2011 · Replies 5 · May 1, 2011

Replies: 5

Views: 4K

What are the current developments in spin foam renormalization?

Apr 15, 2011 · Replies 17 · May 1, 2011

Replies: 17

Views: 6K

Shape Dynamics and GR linked (Gomes Koslowski)

Apr 30, 2011 · Replies 3 · Apr 30, 2011

Replies: 3

Views: 5K

Explain to me in the simplest terms triality?

Feb 26, 2011 · Replies 6 · Apr 30, 2011

Replies: 6

Views: 4K

Black hole with antimatter particle singularity

Mar 9, 2011 · Replies 20 · Apr 29, 2011

Replies: 20

Views: 6K

Does anybody here remember Kodama state?

Apr 28, 2011 · Replies 1 · Apr 28, 2011

Replies: 1

Views: 2K

What is the significance of SO(32) in string theory?

Apr 28, 2011 · Replies 1 · Apr 28, 2011

Replies: 1

Views: 3K

Have You Skimmed Gerard 't Hooft's Complex Paper on Elementary Particle Models?

Apr 28, 2011 · Replies 1 · Apr 28, 2011

Replies: 1

Views: 3K

What's the modern view on ur theory? (Is there one?)

Apr 21, 2011 · Replies 5 · Apr 28, 2011

Replies: 5

Views: 7K

Discovery of Higgs: Does this mean anything to String theory?

Apr 25, 2011 · Replies 16 · Apr 27, 2011

Replies: 16

Views: 8K

Spin Foams and Noncommutative Geometry (video, Marcolli at Perimeter)

Feb 24, 2011 · Replies 9 · Apr 27, 2011

Replies: 9

Views: 5K

Turaev-Viro, Levin-Wen, 3D gravity

Apr 25, 2011 · Replies 3 · Apr 26, 2011

Replies: 3

Views: 3K

Supersymmetric QCD: Learn about Particles & Superfields

Apr 26, 2011 · Replies 2 · Apr 26, 2011

Replies: 2

Views: 2K

Unique basis of relativistic field equations for arbitrary spin?

Apr 23, 2011 · Replies 8 · Apr 25, 2011

Replies: 8

Views: 4K

Is 3D Quantum Gravity Equivalent to a TQFT?

Apr 24, 2011 · Replies 1 · Apr 24, 2011

Replies: 1

Views: 2K

Are the LQG physicist less prepared than the ST physicist?

Apr 23, 2011 · Replies 12 · Apr 24, 2011

Replies: 12

Views: 11K

Bianchi Haggard volume spectrum paper puts UC Berkeley on Lqg map

Feb 28, 2011 · Replies 8 · Apr 23, 2011

Replies: 8

Views: 6K

How Does Curved Spacetime Create Ambiguities in Particle Definitions?

Oct 17, 2010 · Replies 6 · Apr 23, 2011

Replies: 6

Views: 4K

Sideways Time Travel - Could It Happen?

Apr 22, 2011 · Replies 1 · Apr 22, 2011

Replies: 1

Views: 9K

Why we cant resolve nonrenormalization problem in gravitation by freely adding?

Apr 20, 2011 · Replies 4 · Apr 22, 2011

Replies: 4

Views: 2K

Latest Penrose video on Conformal Cyclic Cosmology

Apr 8, 2011 · Replies 13 · Apr 21, 2011

Replies: 13

Views: 6K

Early Universe had just one Spatial Dimension?

Apr 20, 2011 · Replies 1 · Apr 20, 2011

Replies: 1

Views: 2K

What caused the shift of interest in quantum cosmology?

Mar 9, 2011 · Replies 164 · Apr 20, 2011

6

Replies: 164

Views: 28K

What is Discrete Scale Relativity?

Apr 18, 2011 · Replies 1 · Apr 19, 2011

Replies: 1

Views: 7K

What Is the Role of Twistor Space in Quantum Field Theory?

Oct 29, 2010 · Replies 15 · Apr 15, 2011

Replies: 15

Views: 6K

What is a Galileon? - Get the Definition Here

Apr 14, 2011 · Replies 6 · Apr 15, 2011

Replies: 6

Views: 15K

Black hole microstate in AdS/CFT

Apr 7, 2011 · Replies 12 · Apr 14, 2011

Replies: 12

Views: 5K

Off-shell central charge/dimensions in string theory.

Apr 10, 2011 · Replies 4 · Apr 14, 2011

Replies: 4

Views: 3K

Experimental support of string theory?

Apr 13, 2011 · Replies 2 · Apr 13, 2011

Replies: 2

Views: 2K

Silly question about quantum gravity

Apr 12, 2011 · Replies 7 · Apr 13, 2011

Replies: 7

Views: 3K

The Mysteries of the Other Dimensions: Uncovering the Secrets of M-Theory

Feb 16, 2011 · Replies 12 · Apr 13, 2011

Replies: 12

Views: 12K

S.J Gates et al - Relating Doubly-Even Error-Correcting Codes (shortened)

Apr 9, 2011 · Replies 4 · Apr 12, 2011

Replies: 4

Views: 4K

Why Do Causal Dynamical Triangulations Utilize a Partition Function?

Apr 12, 2011 · Replies 2 · Apr 12, 2011

Replies: 2

Views: 3K

The notion of Extra Space Dimensions

Apr 11, 2011 · Replies 5 · Apr 12, 2011

Replies: 5

Views: 3K

What are Superstrings made of?

Mar 1, 2009 · Replies 21 · Apr 12, 2011

Replies: 21

Views: 10K

Constructing Chiral Superfield from Vector Superfields

Apr 10, 2011 · Replies 2 · Apr 10, 2011

Replies: 2

Views: 3K

Anti de Sitter space modelling

Apr 6, 2011 · Replies 7 · Apr 9, 2011

Replies: 7

Views: 4K

How do branes challenge our understanding of spacetime and geometry?

Apr 8, 2011 · Replies 1 · Apr 9, 2011

Replies: 1

Views: 3K

Connes Rovelli paper on time in gen. cov. quantum theories

Apr 6, 2010 · Replies 11 · Apr 8, 2011

Replies: 11

Views: 9K

Could escaping gravitrons be an explanation of dark energy?

Apr 3, 2011 · Replies 5 · Apr 6, 2011

Replies: 5

Views: 3K

Question about Green, Schwarz, Witten Appendix 4.A on N=1SYM

Mar 20, 2011 · Replies 2 · Apr 6, 2011

Replies: 2

Views: 4K

True Background-Independent Particle Physics

Mar 27, 2011 · Replies 51 · Apr 5, 2011

2

Replies: 51

Views: 10K

Information Wave: True or False?

Apr 1, 2011 · Replies 4 · Apr 4, 2011

Replies: 4

Views: 3K

Strings Double Slit Experiment

Mar 30, 2011 · Replies 2 · Apr 3, 2011

Replies: 2

Views: 2K

Branes and Worlds: Understanding the Multidimensional Universe

Apr 1, 2011 · Replies 8 · Apr 2, 2011

Replies: 8

Views: 4K

Meaning of low energy in loop quantum gravity

Mar 29, 2011 · Replies 9 · Apr 2, 2011

Replies: 9

Views: 4K

Poll

Our picks for first quarter 2011 MIP (most important QG paper)

Apr 1, 2011 · Replies 2 · Apr 1, 2011

Replies: 2

Views: 5K

Poll

Our picks for fourth quarter 2010 MIP (most important QG paper)

Dec 24, 2010 · Replies 12 · Apr 1, 2011

Replies: 12

Views: 5K

Uncovering the Solution to M-Theory: A Lagrangian Approach?

Mar 27, 2011 · Replies 19 · Apr 1, 2011

Replies: 19

Views: 6K

World within Planck Scale & QM/GR Unification

Mar 29, 2011 · Replies 11 · Mar 31, 2011

Replies: 11

Views: 4K

What is the connection between spin networks and ABJM's dual conformal symmetry?

Mar 29, 2011 · Replies 1 · Mar 31, 2011

Replies: 1

Views: 2K

Any application of AdS/CFT to nucleon structure?

Mar 29, 2011 · Replies 2 · Mar 30, 2011

Replies: 2

Views: 3K

Particle Physics in Curved Spacetime (Background Independent)

Mar 21, 2011 · Replies 37 · Mar 28, 2011

2

Replies: 37

Views: 9K

String Theory State and History

Mar 20, 2011 · Replies 57 · Mar 26, 2011

2

Replies: 57

Views: 12K

Classical Limit in LQG: Has GR Been Shown?

Mar 22, 2011 · Replies 27 · Mar 25, 2011

Replies: 27

Views: 7K

Is Quantum Gravity only related to Planck Scale?

Mar 23, 2011 · Replies 7 · Mar 25, 2011

Replies: 7

Views: 4K

Closed Strings and Virasoro algebra

Mar 22, 2011 · Replies 3 · Mar 23, 2011

Replies: 3

Views: 3K

Progress of Bouncing Universe Theory

May 4, 2006 · Replies 16 · Mar 22, 2011

Replies: 16

Views: 8K

Is Physics More About Models Than Reality in Explaining Phenomena Like Gravity?

Mar 9, 2011 · Replies 2 · Mar 22, 2011

Replies: 2

Views: 2K

Experimental Predictions from String Theories

Mar 18, 2011 · Replies 3 · Mar 19, 2011

Replies: 3

Views: 3K

Clarifying Open String Hamiltonian for Witten's Book

Mar 17, 2011 · Replies 7 · Mar 18, 2011

Replies: 7

Views: 4K

Bogolubov Transformations: How to Normalize the Coefficients?

Mar 17, 2011 · Replies 6 · Mar 18, 2011

Replies: 6

Views: 3K

Solving the Mystery of -1/12 in String Theory

Mar 12, 2011 · Replies 26 · Mar 17, 2011

Replies: 26

Views: 9K

Dimensional regularization and Fractals - Is it a crackpot idea?

Mar 17, 2011 · Replies 3 · Mar 17, 2011

Replies: 3

Views: 4K

Strings as described in Superstring theory

Mar 15, 2011 · Replies 3 · Mar 16, 2011

Replies: 3

Views: 4K

What is meant by no complete TOE ?

Mar 14, 2011 · Replies 11 · Mar 16, 2011

Replies: 11

Views: 5K

Probability of Inflation in Loop Quantum Cosmology (new Ashtekar Sloan paper)

Mar 14, 2011 · Replies 8 · Mar 16, 2011

Replies: 8

Views: 4K

A bigger structure than multiverse

Mar 14, 2011 · Replies 3 · Mar 16, 2011

Replies: 3

Views: 9K

String Theory: Quark/Atom Strings Estimate

Mar 15, 2011 · Replies 4 · Mar 16, 2011

Replies: 4

Views: 3K

Theoretical Physics

Welcome to the Theoretical Physics forum!

Theoretical physics is a branch of physics that focuses on developing mathematical models and theoretical frameworks to explain and predict physical phenomena. Theoretical physicists strive to understand the fundamental principles that govern the universe, often delving into realms beyond immediate experimental observation.

This field involves the creation of mathematical equations and conceptual frameworks, exploring topics such as quantum mechanics, general relativity, and particle physics.

Theoretical physicists contribute to our understanding of the universe at both the smallest and largest scales, seeking to formulate elegant and comprehensive theories that describe the underlying principles of the cosmos, even if some aspects remain challenging to verify experimentally.

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