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.

Threads

Graduate Higher Gauge, TQFT, quantum gravity thematic convergence

  • marcus
  • · Replies 0 ·
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0

Graduate More on Penrose's Conformal Cyclic Cosmology

  • bcrowell
  • · Replies 27 ·
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27

Graduate Simplicity Constraints in Spin Foams: Physical Meaning & Motivation

  • zwicky
  • · Replies 4 ·
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4

Graduate Understanding the Relation between LQG and NQC

  • tom.stoer
  • · Replies 24 ·
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24

Graduate Is Gauge-Free Electrodynamics the Solution to Gauge Ambiguities?

  • Demystifier
  • · Replies 21 ·
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21

Graduate Primer on conformal / dual conformal symmetry

  • earth2
  • · Replies 5 ·
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5

Graduate Is Bojowald's Book on Quantum Cosmology a Disappointment?

  • bcrowell
  • · Replies 12 ·
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12

Graduate What does the other 7-dimensions represent?

  • aekanshchumber
  • · Replies 13 ·
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13

Graduate EM Stress-Energy Tensor Derivation: Understanding the Symmetry and Conditions

  • michael879
  • · Replies 1 ·
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1

Graduate What is the connection between N=2 SUSY and Kahler Geometry?

  • GoldPheonix
  • · Replies 5 ·
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5

Graduate Loeb Weiner YIDM Yukawa-Interacting Dark Matter particle

  • marcus
  • · Replies 4 ·
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4

Graduate Quantum Uncertainty in the Holographic Principle

  • ianhoolihan
  • · Replies 6 ·
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6

Graduate Is Fotini Markopoulou Redefining Planckian Physics in Her Latest Paper?

  • John86
  • · Replies 2 ·
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2

Graduate Garrett's article in SciAm December issue

  • marcus
  • · Replies 72 ·
3
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Graduate How Do We Define and Measure the Extra Spatial Dimensions in String Theory?

  • nomadreid
  • · Replies 22 ·
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22

Graduate Solving ODE with Data Points: Finding Equation and Integrating Method

  • RagincajunLA
  • · Replies 2 ·
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2

Graduate Invariants of a characteristic polynomial

  • quantum123
  • · Replies 2 ·
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2

Undergrad Could a Fifth Force of the Universe Exist?

  • alkadh455
  • · Replies 7 ·
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7

Graduate Can a Lagrangian be written for a simple RC or RL circuit?

  • softport
  • · Replies 2 ·
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2

Graduate String Theory & ZPE: Is There a Connection?

  • Kittel Knight
  • · Replies 14 ·
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14

Graduate String Theory's implications of ontology

  • Vinegar
  • · Replies 4 ·
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4

Graduate Looking for M-, F-Theory introduction

  • Omega137
  • · Replies 2 ·
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2

Graduate Supergravity as the low energy effective action of Superstring- / M-theory

  • jcdenton
  • · Replies 3 ·
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3

Graduate Closed and open strings in M-theory

  • nomadreid
  • · Replies 3 ·
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3

Graduate Paul Townsend`s 3D Superparticle.

  • MTd2
  • · Replies 1 ·
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1

Graduate Is Gravitational String Theory the Unified Theory of Everything?

  • SeannyBoi71
  • · Replies 3 ·
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3

Graduate Can a Super Grand Canonical Ensemble Exist?

  • qbslug
  • · Replies 3 ·
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3

Graduate Epistemological Role in Science and Synthetic A Priori Knowledge

  • dce
  • · Replies 7 ·
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7

Undergrad String theory in one sentence please

  • Entropee
  • · Replies 87 ·
3
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87

Undergrad Mixed Partial and non-partial derivative definition

  • terryphi
  • · Replies 1 ·
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1

Graduate Classical Information: An Exploration of Quantum Mechanics

  • John86
  • · Replies 1 ·
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1

Graduate Gauge invariance of Euler-Lagrange equations

  • andrewkirk
  • · Replies 0 ·
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0

Graduate Dax discussions of Beyond SM theories/including newcomer questions

  • marcus
  • · Replies 174 ·
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174

Graduate Does John H. Schwarz now believe in Verlinde`s gravity?

  • MTd2
  • · Replies 34 ·
2
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34

Graduate Deriving the equations of motion in f(T) gravity

  • birdhen
  • · Replies 3 ·
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3

Graduate The mathematics required for mathematical physics (LQG, ST, FT, etc)?

  • hadsed
  • · Replies 10 ·
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10

Questions dealing with astrophysics

  • Panwasbipolar
  • · Replies 5 ·
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5

Graduate What is the importance of the Duffing Differential Equation?

  • nonequilibrium
  • · Replies 4 ·
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4

Graduate How would gravity or any 1/r^2 force act in one dimension?

  • zeromodz
  • · Replies 3 ·
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3

Graduate Explicit embedding of gravity+Standard Model in E8 (new Lisi paper)

  • marcus
  • · Replies 67 ·
3
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67

Graduate The Multiversians are at the gates

  • marcus
  • · Replies 27 ·
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27

Elegant Universe TV show streaming Video

  • Integral
  • · Replies 84 ·
3
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Graduate Question on Witten's paper: Perturbative Gauge Theory As A String Theory

  • earth2
  • · Replies 2 ·
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2

Graduate Does this rule out cosmic natural selection? (1.97 solar neutron star)

  • marcus
  • · Replies 4 ·
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4

Graduate Big dimensionless numbers (in Planks units)

  • Dmitry67
  • · Replies 13 ·
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13

Graduate Classical gravity, Supergravity and strings

  • Haelfix
  • · Replies 5 ·
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5

Graduate Matter from misjoints of spinfoams?

  • MTd2
  • · Replies 1 ·
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1

Undergrad Why Is Action Defined as Energy Minus Potential Energy in Physics?

  • Andrea2
  • · Replies 3 ·
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3

Graduate Matrix Model for Membranes and D-brane Dynamics

  • Kevin_Axion
  • · Replies 3 ·
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3

Graduate How does the axion solution actually work?

  • ingenue
  • · Replies 4 ·
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4

Graduate Bianchi's PI talk on quantum polyhedra in LQG

  • marcus
  • · Replies 7 ·
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7

Graduate Why Do Superfields Have Quadratic Terms in Theta and Theta Bar?

  • earth2
  • · Replies 3 ·
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3

Graduate What Happens to Gravity in Bound States of Hydrogen Atoms?

  • qsa
  • · Replies 13 ·
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13

Graduate 't Hooft omni-theory proposal looks testable

  • marcus
  • · Replies 2 ·
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2

Graduate Lagrangian and Action question?

  • Livethefire
  • · Replies 1 ·
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1

Graduate Don't mess with the pass integral

  • Micha
  • · Replies 49 ·
2
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49

Graduate Does Spin of Particles Change in a Gravity Field?

  • scope
  • · Replies 2 ·
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2

Graduate Jfy4 comment sparked by Torsten and Helge's new paper

  • marcus
  • · Replies 29 ·
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29

Graduate Quantizing Geometry or Geometrizing the Quantum?

  • inflector
  • · Replies 10 ·
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10

Graduate Understand Vector Product with Levi Civita Symbols

  • Septim
  • · Replies 1 ·
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1

Graduate Smolin's Cosmological Natural Selection: How does it help the problem?

  • hadsed
  • · Replies 7 ·
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7

Graduate Self-Completeness of Einstein gravity via Black Hole formation

  • S.Daedalus
  • · Replies 8 ·
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8

Graduate Moduli Space of Tori: Intuitive Understanding in T-Duality

  • haushofer
  • · Replies 3 ·
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3

Graduate Bivectors & Tensors: Understanding & Connection

  • tjkubo
  • · Replies 1 ·
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1

Graduate Finding Solution to Laplace Equation

  • Nick R
  • · Replies 1 ·
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1

Graduate Inflation requires initial symmetry?

  • bcrowell
  • · Replies 2 ·
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2

Graduate Is the new spin foam model's graviton behavior problematic?

  • MTd2
  • · Replies 9 ·
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9

Graduate String Theory and Spacetime - Some Questions

  • inflector
  • · Replies 5 ·
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5

Graduate Quantum Gravity Experiments: Proposals & Models

  • Gear300
  • · Replies 2 ·
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2

Graduate Theory of everything and unifications

  • ShayanJ
  • · Replies 4 ·
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4

Undergrad Gravitation & Electromagnetic Forces: Interdependence?

  • AnishG
  • · Replies 4 ·
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4

Graduate F-string, NS5-brane & D-string

  • crackjack
  • · Replies 2 ·
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2

Graduate Is Theoretical Physics Progress Stagnating?

  • cbd1
  • · Replies 2 ·
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2

Graduate Infinite Dimensions: Is M Theory Correct?

  • Nikola Mitic
  • · Replies 5 ·
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5

Graduate Can Gravity Influence the Flow of Time?

  • lowing99
  • · Replies 8 ·
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8

Graduate Can String Theory Explain the Relationship Between Frequencies and Particles?

  • lowing99
  • · Replies 5 ·
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5

Graduate What is the distance between strings and how are they spread across space?

  • mrjonesgl
  • · Replies 5 ·
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5

Graduate Causal Sets lectures have started (video online)

  • marcus
  • · Replies 13 ·
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13

Graduate Lorenz attractor&calabi-yau space

  • zeroman
  • · Replies 2 ·
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2

Undergrad What Makes Gravity the Ultimate Force in the Universe?

  • Deicider
  • · Replies 3 ·
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3

Graduate Graviton: Is It Possible That It Does Not Exist?

  • relativityfan
  • · Replies 13 ·
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13

Graduate String theory and CP violation

  • bcrowell
  • · Replies 6 ·
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6

Graduate What is the Fuzzball Hypothesis?

  • relativityfan
  • · Replies 14 ·
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14

Graduate Progress on braided spin networks?

  • tom.stoer
  • · Replies 5 ·
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5

Graduate Why is String Theory Considered to be a Scientific Theory?

  • inflector
  • · Replies 136 ·
5
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136

Graduate Progress on M Theory: What We Know So Far

  • PAllen
  • · Replies 3 ·
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3

Graduate String Theory: Formula of the Strong Force

  • kexue
  • · Replies 2 ·
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2

Graduate Quantizing Time: Fact or Theory?

  • snackster17
  • · Replies 11 ·
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11

Graduate Holography, bekenstein and information distance

  • Fra
  • · Replies 9 ·
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9

Graduate Is the Era of Enlightened Scientific Discovery Over?

  • Archosaur
  • · Replies 18 ·
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18

Graduate Cross fertilization between string and non string approaches.

  • MathematicalPhysicist
  • · Replies 4 ·
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4

Graduate Why do matrix models fail to be The M-Theory?

  • MTd2
  • · Replies 5 ·
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5

Graduate Unigrav applied to problems of time and cosmo constant

  • marcus
  • · Replies 75 ·
3
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75

Graduate Emergent relativity from causal networks

  • The Geoff
  • · Replies 23 ·
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23

Graduate Mass and gravity originating from the quantum vacuum

  • Naty1
  • · Replies 18 ·
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18

Graduate Fermion Cube: Standard Model Lagrangian & Preon Model

  • CarlB
  • · Replies 19 ·
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19

Graduate Understanding the Geometric Modulus of Calabi-Yau Spaces

  • TFT
  • · Replies 1 ·
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1

Graduate String creation and destruction

  • atyy
  • · Replies 7 ·
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7

Graduate In LQG, where do things come from to make the Big Bounce?

  • MTd2
  • · Replies 10 ·
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10

Graduate Bounce derived in spinfoam cosmology

  • marcus
  • · Replies 7 ·
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7