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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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Study of brane decay that results in a brane/antibrane pair ?

Jul 2, 2007 · Replies 2 · Jul 7, 2007

Replies: 2

Views: 3K

Lee Smolin's molten gold analogy

Jul 4, 2007 · Replies 9 · Jul 7, 2007

Replies: 9

Views: 4K

Loops '07 has slides for the talks (some audio as well)

Jul 6, 2007 · Replies 5 · Jul 7, 2007

Replies: 5

Views: 4K

Black hole bounce-Vandersloot and Böhmer

Jul 6, 2007 · Replies 1 · Jul 6, 2007

Replies: 1

Views: 2K

Are There Extremal Action Paths in Physical Systems Beyond Minimal Action?

Jun 29, 2007 · Replies 14 · Jul 6, 2007

Replies: 14

Views: 4K

Gross Tel Aviv perspective on string

May 5, 2007 · Replies 31 · Jul 5, 2007

2

Replies: 31

Views: 8K

LQG how do you get the Quantum of Space-time

Jul 3, 2007 · Replies 5 · Jul 4, 2007

Replies: 5

Views: 3K

Is Publishing a Discovery on arXiv.org Enough to Establish Priority?

Jul 2, 2007 · Replies 1 · Jul 3, 2007

Replies: 1

Views: 2K

Garrett Lisi paper subject of Baez TWF 253

Jun 27, 2007 · Replies 8 · Jul 3, 2007

Replies: 8

Views: 6K

List of plenary talks at Loops '07 conference

Apr 6, 2007 · Replies 40 · Jul 3, 2007

2

Replies: 40

Views: 12K

Bojowald's letter in Nature Physics (July 2007)

Jul 2, 2007 · Replies 5 · Jul 2, 2007

Replies: 5

Views: 3K

Loop Quantum Gravity and String Theory

Jun 29, 2007 · Replies 6 · Jul 2, 2007

Replies: 6

Views: 19K

LQG in the mainstream press Glimpse of Time Before Big Bang Possible

Jul 1, 2007 · Replies 1 · Jul 2, 2007

Replies: 1

Views: 3K

Latest from Connes and Chamseddine

Jun 25, 2007 · Replies 2 · Jun 30, 2007

Replies: 2

Views: 3K

How to explain the benefits of string theory to my grandmother

May 15, 2007 · Replies 72 · Jun 30, 2007

3

Replies: 72

Views: 18K

Poll

Single man revolution in Theoretical Physics today?

Jun 29, 2007 · Replies 6 · Jun 30, 2007

Replies: 6

Views: 3K

Parallel Universes: Everett vs M-Theory

Apr 29, 2007 · Replies 32 · Jun 30, 2007

2

Replies: 32

Views: 9K

My view on how to achieve the principle of locality in QM

Jun 28, 2007 · Replies 3 · Jun 30, 2007

Replies: 3

Views: 2K

Can We Really Understand the Tenth Dimension?

Jun 28, 2007 · Replies 16 · Jun 29, 2007

Replies: 16

Views: 6K

Black hole entropy, curved space and monsters

Jun 25, 2007 · Replies 6 · Jun 28, 2007

Replies: 6

Views: 4K

Has the total entropy of the universe remained constant throughout its history?

Jun 25, 2007 · Replies 5 · Jun 28, 2007

Replies: 5

Views: 7K

Edward Witten researching non-string LQG-like quantum gravity

Jun 22, 2007 · Replies 28 · Jun 26, 2007

Replies: 28

Views: 13K

Process Physics: Examining its Usefulness and Maturity

Jun 24, 2007 · Replies 2 · Jun 25, 2007

Replies: 2

Views: 2K

Symplectic structure vs. metric structure

Jun 21, 2007 · Replies 2 · Jun 24, 2007

Replies: 2

Views: 8K

Question about the foundations of string theory

Mar 22, 2007 · Replies 16 · Jun 22, 2007

Replies: 16

Views: 5K

Quantum Gravity & Quantum Geometry Live

Jun 21, 2007 · Replies 2 · Jun 22, 2007

Replies: 2

Views: 5K

Is Mallett's Theory of Time Travel Valid?

Jun 21, 2007 · Replies 4 · Jun 22, 2007

Replies: 4

Views: 3K

Explore Science at Cité des Sciences et de l'Industrie

May 6, 2007 · Replies 7 · Jun 21, 2007

Replies: 7

Views: 3K

String threory assumptions about spacetime

Jun 18, 2007 · Replies 4 · Jun 19, 2007

Replies: 4

Views: 3K

The LQG vertex amplitude (Rovelli, Engle, Pereira)

May 16, 2007 · Replies 9 · Jun 18, 2007

Replies: 9

Views: 4K

A third road? Strings from a new perspective

Jun 6, 2007 · Replies 2 · Jun 18, 2007

Replies: 2

Views: 2K

Trieste QG-testing conference starts 11 June

Jun 8, 2007 · Replies 4 · Jun 17, 2007

Replies: 4

Views: 3K

Verify String/Hyperspace/HigherDimension Theory: TREMENDOUS ENERGy

May 17, 2007 · Replies 2 · Jun 15, 2007

Replies: 2

Views: 4K

Materials and particle coupling

Dec 4, 2006 · Replies 1 · Jun 15, 2007

Replies: 1

Views: 4K

Phase transitions of space-time?

May 25, 2007 · Replies 31 · Jun 15, 2007

2

Replies: 31

Views: 11K

Coupling gauge theory to spinfoam 3d quantum gravity

Jun 13, 2007 · Replies 1 · Jun 13, 2007

Replies: 1

Views: 3K

Gravitons and extra dimensions

Jun 10, 2007 · Replies 3 · Jun 12, 2007

Replies: 3

Views: 3K

Unification through probability density gradients

Jun 6, 2007 · Replies 2 · Jun 10, 2007

Replies: 2

Views: 3K

Equivalence of DAlembert's principle and Action Principle

Jun 8, 2007 · Replies 4 · Jun 10, 2007

Replies: 4

Views: 7K

Spin foam model from canonical quantization

May 28, 2007 · Replies 3 · Jun 8, 2007

Replies: 3

Views: 4K

Dark Energy & Strings: Does Hooke's Law Apply?

Mar 23, 2007 · Replies 1 · Jun 7, 2007

Replies: 1

Views: 4K

Question about the multiverse and infinity

May 25, 2007 · Replies 9 · Jun 6, 2007

Replies: 9

Views: 6K

Explicitly dependent on time Lagrangian

Jun 2, 2007 · Replies 1 · Jun 4, 2007

Replies: 1

Views: 4K

Blog Wars: Woit and Smolin vs Motl

Apr 8, 2007 · Replies 100 · Jun 2, 2007

4

Replies: 100

Views: 36K

Quantum mechanics and relativity

May 23, 2007 · Replies 20 · May 31, 2007

Replies: 20

Views: 6K

(Old) Lee Smolin presentation Oct. 26th, 2006

May 28, 2007 · Replies 1 · May 28, 2007

Replies: 1

Views: 3K

Gravity Research Foundations Awards 2007

May 15, 2007 · Replies 7 · May 28, 2007

Replies: 7

Views: 3K

Loop Quantum Gravity is a noncommutative geometry?

May 22, 2007 · Replies 9 · May 27, 2007

Replies: 9

Views: 7K

Recent Activity in Smolin/Polchinski Discussion on String Theory Validity

May 26, 2007 · Replies 1 · May 26, 2007

Replies: 1

Views: 5K

Polchinski's Response to Smolin: A Technical Debate

May 21, 2007 · Replies 4 · May 26, 2007

Replies: 4

Views: 3K

How Does Kaluza-Klein Theory Impact Our Understanding of the Universe?

Oct 11, 2006 · Replies 1 · May 25, 2007

Replies: 1

Views: 2K

Poll

Are strings the building blocks of the universe?

Feb 5, 2007 · Replies 15 · May 25, 2007

Replies: 15

Views: 5K

Can anybody tell me what is Causal Solution

May 23, 2007 · Replies 4 · May 24, 2007

Replies: 4

Views: 5K

Name the Baby Elephant: Vote Now at CERN

Apr 11, 2007 · Replies 14 · May 23, 2007

Replies: 14

Views: 4K

Quantum relativity at the Marcel and grg

May 22, 2007 · Replies 1 · May 22, 2007

Replies: 1

Views: 2K

String Theory: Background Dependence & Complaints

May 18, 2007 · Replies 4 · May 18, 2007

Replies: 4

Views: 3K

Ashtekar on Recent Advances in LQG

May 17, 2007 · Replies 6 · May 17, 2007

Replies: 6

Views: 3K

A new spinfoam vertex probably MIP for second quarter

May 8, 2007 · Replies 8 · May 15, 2007

Replies: 8

Views: 3K

The Trouble with The Trouble with deSitter Space

May 9, 2007 · Replies 2 · May 15, 2007

Replies: 2

Views: 6K

Freidel and Loll in Fredericton

May 15, 2007 · Replies 2 · May 15, 2007

Replies: 2

Views: 3K

Status of optimal inference methods in physics?

May 2, 2007 · Replies 10 · May 15, 2007

Replies: 10

Views: 6K

Report on QGQG-1 school from Alejandro Satz, with his photos

Apr 10, 2007 · Replies 16 · May 14, 2007

Replies: 16

Views: 6K

Smolin book #1 physics bestseller in UK (#23 in all books)

Mar 4, 2007 · Replies 37 · May 13, 2007

2

Replies: 37

Views: 11K

Are there any GUT's that do not violate baryon number?

May 11, 2007 · Replies 10 · May 13, 2007

Replies: 10

Views: 6K

Joris van Hoboken's thesis on Platonic solids,Kleinian singularities and ADE

Nov 4, 2006 · Replies 7 · May 11, 2007

Replies: 7

Views: 4K

GRG 18-the 18th int. conf. on General Relativity and Gravitation (Sydney 2007)

Nov 3, 2006 · Replies 5 · May 10, 2007

Replies: 5

Views: 4K

Loop quantum gravity and Planck-size black hole entropy

Mar 23, 2007 · Replies 25 · May 9, 2007

Replies: 25

Views: 8K

Wiltshire casts doubt on existence of dark energy

May 8, 2007 · Replies 1 · May 8, 2007

Replies: 1

Views: 3K

Selectrons as the particles of Dark Energy

May 2, 2007 · Replies 5 · May 7, 2007

Replies: 5

Views: 4K

Can Null LHC Results Falsify SUSY Theories and Hierarchy Solutions?

May 5, 2007 · Replies 2 · May 6, 2007

Replies: 2

Views: 6K

Is Extrasense's Mathematical Proof Debunking Kurzweil Valid?

May 3, 2007 · Replies 2 · May 3, 2007

Replies: 2

Views: 2K

Relativismo: How Gravity Creates Unique Events

Aug 2, 2005 · Replies 10 · May 3, 2007

Replies: 10

Views: 5K

Derivation of Grand Canonical Ensemble from scratch?

Apr 29, 2007 · Replies 2 · May 2, 2007

Replies: 2

Views: 7K

Smolin's Response to review by Joe Polchinski

Apr 29, 2007 · Replies 43 · May 2, 2007

2

Replies: 43

Views: 10K

How Does Causal Dynamical Triangulations Illuminate (2+1)-D Quantum Gravity?

Apr 25, 2007 · Replies 8 · May 1, 2007

Replies: 8

Views: 4K

Repercusions of Smolin's book?

May 1, 2007 · Replies 2 · May 1, 2007

Replies: 2

Views: 2K

Poll

Is the popularity of string theory declining as seen through Amazon salesranks?

Apr 4, 2007 · Replies 10 · Apr 30, 2007

Replies: 10

Views: 3K

What does M-Theory have to do with String Theory, Superstrings,. .?

Apr 29, 2007 · Replies 1 · Apr 29, 2007

Replies: 1

Views: 2K

Understanding Metric Tensor in Higher Dimensions

Apr 26, 2007 · Replies 1 · Apr 26, 2007

Replies: 1

Views: 3K

What is the significance of generating functions in canonical transformations?

Apr 24, 2007 · Replies 2 · Apr 25, 2007

Replies: 2

Views: 9K

World sheet EM tensor in complex coordinates

Apr 23, 2007 · Replies 4 · Apr 24, 2007

Replies: 4

Views: 4K

World sheet EM tensor (Hilbert principle?)

Apr 23, 2007 · Replies 5 · Apr 24, 2007

Replies: 5

Views: 3K

Imaginary numbers are inherently unobservable

Apr 23, 2007 · Replies 4 · Apr 23, 2007

Replies: 4

Views: 3K

Would classical physics not exist without probability?

Apr 3, 2007 · Replies 20 · Apr 23, 2007

Replies: 20

Views: 5K

Uncertainty and basis vectors of relativity

Apr 23, 2007 · Replies 1 · Apr 23, 2007

Replies: 1

Views: 2K

Sabine Hossenfelder: Phenomenological Quantum Gravity

Apr 21, 2007 · Replies 1 · Apr 22, 2007

Replies: 1

Views: 4K

Quantum Gravity Testing: A Collaborative Approach

Apr 22, 2007 · Replies 2 · Apr 22, 2007

Replies: 2

Views: 2K

QG2 2008: International Conference on Quantum Geometry and Quantum Gravity

Apr 7, 2007 · Replies 13 · Apr 21, 2007

Replies: 13

Views: 5K

The universe as a string-net liquid

Mar 21, 2007 · Replies 18 · Apr 21, 2007

Replies: 18

Views: 8K

The Quantum Configuration Space of Loop Quantum Cosmology

Apr 19, 2007 · Replies 1 · Apr 19, 2007

Replies: 1

Views: 5K

CFT charge/transformation question

Apr 19, 2007 · Replies 2 · Apr 19, 2007

Replies: 2

Views: 3K

Definition of Partial Derivative: Correct Form?

Apr 15, 2007 · Replies 30 · Apr 15, 2007

2

Replies: 30

Views: 5K

Trying to understand spin networks, or at least SU(2)

Apr 8, 2007 · Replies 14 · Apr 14, 2007

Replies: 14

Views: 6K

Will MiniBooNE's Findings Impact Future Neutrino Experiments?

Apr 11, 2007 · Replies 18 · Apr 13, 2007

Replies: 18

Views: 4K

Martin Gardner review in New Criterion

Apr 12, 2007 · Replies 4 · Apr 13, 2007

Replies: 4

Views: 3K

Could Negative Mass or Energy Be Real and How Can We Find It?

Mar 31, 2007 · Replies 1 · Apr 13, 2007

Replies: 1

Views: 3K

What is Tripled Pauli Statistics in Black Hole Quantum Mechanics?

Apr 7, 2007 · Replies 10 · Apr 12, 2007

Replies: 10

Views: 6K

The Third Road to Quantum Gravity

Feb 9, 2005 · Replies 183 · Apr 12, 2007

7

Replies: 183

Views: 43K

Can Grid Theory Define the Smallest Possible Movement?

Apr 11, 2007 · Replies 3 · Apr 12, 2007

Replies: 3

Views: 4K

What happens with causality at the Planck scale? Can effects precede causes?

Apr 2, 2007 · Replies 26 · Apr 11, 2007

Replies: 26

Views: 8K

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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