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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 Twistor Network Theory the Future of Loop Quantum Gravity?

Oct 19, 2012 · Replies 16 · Jul 26, 2013

Replies: 16

Views: 7K

The Case Against The Word Aether

Jun 4, 2013 · Replies 2 · Jul 25, 2013

Replies: 2

Views: 3K

Effective field theory, black hole evaporation, firewalls

Jul 22, 2013 · Replies 4 · Jul 24, 2013

Replies: 4

Views: 3K

Finding irreducible representations

Jul 23, 2013 · Replies 1 · Jul 23, 2013

Replies: 1

Views: 2K

Does String Theory tell us the size of Extra Dimensions.

Jul 22, 2013 · Replies 2 · Jul 22, 2013

Replies: 2

Views: 2K

Can black holes have net color charge? can a BHs help separate quarks?

Jul 15, 2013 · Replies 2 · Jul 22, 2013

Replies: 2

Views: 2K

Significance for LQG of Sen's result on entropy of black holes?

Jul 1, 2013 · Replies 8 · Jul 19, 2013

Replies: 8

Views: 5K

Beyond LHC without a machine (new physics from cosmic rays)

Jul 17, 2013 · Replies 3 · Jul 18, 2013

Replies: 3

Views: 3K

In which sense is string theory background-independent?

Jul 8, 2013 · Replies 21 · Jul 16, 2013

Replies: 21

Views: 6K

2013 Zakopane slides (Bianchi, Ashtekar)

Jul 15, 2013 · Replies 1 · Jul 16, 2013

Replies: 1

Views: 2K

Do we really need to unify GR and QM?

Jun 22, 2013 · Replies 25 · Jul 15, 2013

Replies: 25

Views: 7K

Nice discussion between Rovelli and Smolin

Jul 14, 2013 · Replies 6 · Jul 15, 2013

Replies: 6

Views: 3K

Can we consider string theory as a special type of field theory?

Jul 13, 2013 · Replies 9 · Jul 15, 2013

Replies: 9

Views: 3K

How Does Philosophy Influence Revolutionary Changes in Physics?

Jul 4, 2013 · Replies 10 · Jul 14, 2013

Replies: 10

Views: 3K

Is space-time discrete or continuum?

Apr 1, 2013 · Replies 80 · Jul 14, 2013

3

Replies: 80

Views: 19K

Update on Loops as of July 2013

Jul 7, 2013 · Replies 9 · Jul 12, 2013

Replies: 9

Views: 3K

Holonomy spinfoams: convergence of the partition function

Jul 8, 2013 · Replies 1 · Jul 8, 2013

Replies: 1

Views: 2K

SU(3) and dark U(1) coupling to dark matter

Jul 6, 2013 · Replies 5 · Jul 8, 2013

Replies: 5

Views: 3K

Question about SO(32) heterotic - Type I duality, M-theory perspective

Jul 7, 2013 · Replies 1 · Jul 7, 2013

Replies: 1

Views: 2K

Dynamics in non-commutative geometry models

Jun 12, 2013 · Replies 20 · Jun 30, 2013

Replies: 20

Views: 5K

How will things change after irrelevant operators are confirmed?

Jun 30, 2013 · Replies 3 · Jun 30, 2013

Replies: 3

Views: 2K

New Physics Complications Lend Support to Multiverse Hypothesis

Jun 29, 2013 · Replies 6 · Jun 30, 2013

Replies: 6

Views: 3K

2D life form can exist with alimentary canal

Jun 29, 2013 · Replies 5 · Jun 29, 2013

Replies: 5

Views: 4K

Information *between* two systems:what counts in physics (FQXi essay)

Jun 27, 2013 · Replies 3 · Jun 29, 2013

Replies: 3

Views: 2K

Poll

Our picks for first quarter 2013 MIP (most important QG paper)

Mar 28, 2013 · Replies 17 · Jun 29, 2013

Replies: 17

Views: 9K

Roadmap for learning String Theory?

Jun 28, 2013 · Replies 1 · Jun 28, 2013

Replies: 1

Views: 5K

Classification of manifolds and smoothness structures

Jun 3, 2013 · Replies 43 · Jun 28, 2013

2

Replies: 43

Views: 10K

String 2012: John Schwarz's Talk | Transcript & Video

Jun 27, 2013 · Replies 1 · Jun 27, 2013

Replies: 1

Views: 2K

Supergravity = local SUSY or gravity mediation?

Jun 25, 2013 · Replies 1 · Jun 25, 2013

Replies: 1

Views: 2K

Quant. stat. mech. based on general covariance (BHR's paper)

Jun 24, 2013 · Replies 5 · Jun 24, 2013

Replies: 5

Views: 2K

Reformulation of Loop gravity in progress, comment?

May 9, 2012 · Replies 202 · Jun 22, 2013

7

Replies: 202

Views: 63K

Stability of Minkowski and deSitter Spaces in GR

Jun 16, 2013 · Replies 11 · Jun 21, 2013

Replies: 11

Views: 4K

PCF Pure Connection Formulation of GR now QG: Krasnov Delfino Scarinci

Jun 18, 2013 · Replies 4 · Jun 19, 2013

Replies: 4

Views: 3K

The Dreaded Yasha is coming on Tuesday

May 3, 2013 · Replies 11 · Jun 17, 2013

Replies: 11

Views: 5K

What Experiments Are Being Discussed for Quantum Gravity Phenomenology?

Jun 12, 2013 · Replies 1 · Jun 15, 2013

Replies: 1

Views: 3K

Why are stings only one dimension?

Jun 9, 2013 · Replies 5 · Jun 12, 2013

Replies: 5

Views: 3K

Constraints on possible fifth fundamental force

Jun 4, 2013 · Replies 3 · Jun 5, 2013

Replies: 3

Views: 2K

Loop Quantum Gravity and entropy

Jun 2, 2013 · Replies 8 · Jun 3, 2013

Replies: 8

Views: 5K

Usefulness of SUSY models when it cant exist at non-zero temperatures

May 30, 2013 · Replies 4 · May 31, 2013

Replies: 4

Views: 3K

What Are the Possible Strategies for the Game of Single-Shot Work Extraction?

Apr 26, 2013 · Replies 4 · May 31, 2013

Replies: 4

Views: 4K

Eric Weinstein's "Geometric Unity" Hypothesis at Oxford

May 29, 2013 · Replies 3 · May 31, 2013

Replies: 3

Views: 6K

New basis for atoms of spatial geometry (intertwiners)

May 29, 2013 · Replies 1 · May 29, 2013

Replies: 1

Views: 2K

Higgs, SuperStrings and Kaluza Klein

Aug 2, 2012 · Replies 29 · May 28, 2013

Replies: 29

Views: 9K

Can AI be used to search for a theory of quantum gravity?

Apr 24, 2013 · Replies 12 · May 28, 2013

Replies: 12

Views: 4K

Reuter takes hit, Hamber says Lambda can't run

Feb 1, 2013 · Replies 30 · May 23, 2013

2

Replies: 30

Views: 8K

Can the Holographic Principle Explain All Physical Information in a Surface?

May 9, 2013 · Replies 17 · May 21, 2013

Replies: 17

Views: 6K

Technicolour physics - understanding the basics

Jan 3, 2012 · Replies 2 · May 19, 2013

Replies: 2

Views: 4K

Spacetime is smooth after all?

May 17, 2013 · Replies 10 · May 18, 2013

Replies: 10

Views: 4K

About Strand Model of CS Schiller

May 17, 2013 · Replies 1 · May 17, 2013

Replies: 1

Views: 3K

Beyond the noncommutative standard model

Apr 30, 2013 · Replies 14 · May 15, 2013

Replies: 14

Views: 5K

Classical and Quantum Probabilities as Truth Values

Feb 13, 2011 · Replies 8 · May 12, 2013

Replies: 8

Views: 4K

Weinberg's dark matter idea re fractional cosmic neutrinos

May 9, 2013 · Replies 4 · May 11, 2013

Replies: 4

Views: 3K

Poplawski's Paper on Invalidity of Superstring Theory

Sep 27, 2012 · Replies 19 · May 10, 2013

Replies: 19

Views: 7K

Operator algebra of chiral quasi-primary fields

Apr 25, 2013 · Replies 4 · May 10, 2013

Replies: 4

Views: 3K

Altarelli & Meloni's GUT-minimalism

May 7, 2013 · Replies 1 · May 7, 2013

Replies: 1

Views: 2K

SO(2,1) - Haar measure, exponential map

May 5, 2013 · Replies 3 · May 6, 2013

Replies: 3

Views: 3K

Time Dependence in Quantum Gravity: Recent Bojowald Paper

Oct 18, 2004 · Replies 46 · May 4, 2013

2

Replies: 46

Views: 14K

EFT & change or coupling constants

May 2, 2013 · Replies 2 · May 3, 2013

Replies: 2

Views: 3K

Fermion Mass Structure: Explaining the Reversal of Up/Down Quarks

Apr 29, 2013 · Replies 2 · May 2, 2013

Replies: 2

Views: 3K

Rare decays of mesons for new physics

Apr 25, 2013 · Replies 1 · Apr 25, 2013

Replies: 1

Views: 2K

Can Extra Dimensions Change Our Understanding of Energy Conservation?

Apr 25, 2013 · Replies 1 · Apr 25, 2013

Replies: 1

Views: 2K

Why do we consider higher dimensional operators in the search for new physics?

Apr 25, 2013 · Replies 1 · Apr 25, 2013

Replies: 1

Views: 2K

GUT vs Quantum gravity unification

Apr 14, 2013 · Replies 14 · Apr 24, 2013

Replies: 14

Views: 4K

Status and proofs on Superstring Unified Field Theory ?

Apr 17, 2013 · Replies 3 · Apr 20, 2013

Replies: 3

Views: 4K

Fuzzball Proposal Talk: My Advisor at CERN

Apr 9, 2013 · Replies 20 · Apr 19, 2013

Replies: 20

Views: 5K

Neutrino Minimal Standard Model

Jan 19, 2013 · Replies 9 · Apr 18, 2013

Replies: 9

Views: 7K

Computational Science and String Theory?

Apr 17, 2013 · Replies 1 · Apr 17, 2013

Replies: 1

Views: 3K

Kahler potental terms linear in visible sector fields

Apr 16, 2013 · Replies 1 · Apr 16, 2013

Replies: 1

Views: 2K

Will communication ever become impossible?

Apr 14, 2013 · Replies 12 · Apr 15, 2013

Replies: 12

Views: 3K

Question on Olive-Montonen Duality

Apr 11, 2013 · Replies 2 · Apr 14, 2013

Replies: 2

Views: 2K

Current status of canonical LQG and SF models

Apr 7, 2013 · Replies 17 · Apr 14, 2013

Replies: 17

Views: 5K

Can the Zero Point Energy Change in Curved Space-Times and Impact Gravity?

Apr 11, 2013 · Replies 4 · Apr 13, 2013

Replies: 4

Views: 3K

Vortices - differentiation of the field in abelian Higgs

Apr 10, 2013 · Replies 5 · Apr 12, 2013

Replies: 5

Views: 3K

Smolin's Edge Response - Deterministic Quantum Theory?

Jan 18, 2013 · Replies 19 · Apr 12, 2013

Replies: 19

Views: 7K

What are the implications of supersymmetry for the Higgs boson and its mass?

Apr 10, 2013 · Replies 2 · Apr 10, 2013

Replies: 2

Views: 3K

What is in the area between branes?

Mar 29, 2013 · Replies 1 · Mar 30, 2013

Replies: 1

Views: 2K

Conformal Nature of the Universe (at PI) Is nothing sacred?

May 7, 2012 · Replies 4 · Mar 30, 2013

Replies: 4

Views: 5K

Graviphoton - Repulsion between Matter and Antimatter

Mar 28, 2013 · Replies 8 · Mar 29, 2013

Replies: 8

Views: 5K

Bianchi I LQC, Kasner transitions and inflation

Mar 26, 2013 · Replies 2 · Mar 28, 2013

Replies: 2

Views: 3K

Poll

Our picks for fourth quarter 2012 MIP (most important QG paper)

Dec 29, 2012 · Replies 23 · Mar 27, 2013

Replies: 23

Views: 10K

Does string theory, in principle, answer why matter comes in chunks ?

Mar 26, 2013 · Replies 3 · Mar 27, 2013

Replies: 3

Views: 2K

Time operator in string theory

Mar 24, 2013 · Replies 2 · Mar 25, 2013

Replies: 2

Views: 3K

Wavefunction in twistor theory

Mar 19, 2013 · Replies 4 · Mar 21, 2013

Replies: 4

Views: 4K

Strings without low scale supersymmetry

Mar 20, 2013 · Replies 1 · Mar 20, 2013

Replies: 1

Views: 2K

Are There Higher-Dimensional Counterparts to the Braid Group?

Mar 16, 2013 · Replies 1 · Mar 17, 2013

Replies: 1

Views: 4K

Quantum Gravity made too simple.

Mar 13, 2013 · Replies 5 · Mar 15, 2013

Replies: 5

Views: 2K

Dimensions Models and String Theory

Mar 14, 2013 · Replies 1 · Mar 14, 2013

Replies: 1

Views: 3K

A coherent survey of the problems in LQG and M theory.

Mar 7, 2013 · Replies 9 · Mar 12, 2013

Replies: 9

Views: 3K

Why the limitation on the number of dimensions?

Mar 12, 2013 · Replies 1 · Mar 12, 2013

Replies: 1

Views: 2K

LQG, string theory and spinors - all achieve mathematical miracles

Mar 7, 2013 · Replies 4 · Mar 7, 2013

Replies: 4

Views: 3K

Does B^0 Meson Decay at LHC Rule Out Low-Energy SUSY?

Feb 8, 2013 · Replies 1 · Mar 6, 2013

Replies: 1

Views: 3K

Gravi-weak unification at ILQGS (online talk by Marciano)

Feb 8, 2013 · Replies 55 · Mar 5, 2013

2

Replies: 55

Views: 13K

Euler sum of positive integers = -1/12

Mar 3, 2013 · Replies 3 · Mar 4, 2013

Replies: 3

Views: 7K

Finding the Minimum of the Scalar Potential in F-Term SUSY Breaking

Mar 2, 2013 · Replies 1 · Mar 2, 2013

Replies: 1

Views: 2K

Foundations of physics Special Issue: Forty Years of String Theory

Feb 25, 2013 · Replies 1 · Feb 26, 2013

Replies: 1

Views: 3K

The action for a 5-brane to a string

Feb 22, 2013 · Replies 1 · Feb 26, 2013

Replies: 1

Views: 2K

Can Dimension and Probability Define Reality?

Feb 19, 2013 · Replies 5 · Feb 24, 2013

Replies: 5

Views: 3K

Compositeness of quarks and leptons

Feb 16, 2013 · Replies 15 · Feb 21, 2013

Replies: 15

Views: 5K

Polchinski 2.4.1 change of coordinates

Feb 20, 2013 · Replies 3 · Feb 21, 2013

Replies: 3

Views: 3K

Is Imagining the Tenth Dimension accurate?

Feb 16, 2013 · Replies 1 · Feb 16, 2013

Replies: 1

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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