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 Why does gravity follow inverse square law in 4D instead of inverse cube?

  • Gold Barz
  • · Replies 15 ·
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15

Graduate What Do We Know About Gravitons and Their Role in Understanding Gravity?

  • DoubleX
  • · Replies 3 ·
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3

Graduate Awesome proof for String Theory

  • Chucker
  • · Replies 3 ·
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3

Graduate Why do objects have lower time density than their surroundings?

  • nightcleaner
  • · Replies 10 ·
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10

Graduate A Naive String Theory Question on 10 Dimensions and Poincare Transformation

  • controlfreak
  • · Replies 2 ·
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2

Graduate Dirac delta function for the field A = r̂/r²

  • Reshma
  • · Replies 17 ·
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17

Graduate Could Composite Spacetime Explain the 11 Dimensions of Superstring Theory?

  • Loren Booda
  • · Replies 1 ·
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1

Graduate Is Quantum Computation the Foundation of Quantum Gravity?

  • wolram
  • · Replies 9 ·
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9

8 Dimension creatures roaming the universe?

  • Gold Barz
  • · Replies 4 ·
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4

Graduate How Does String Theory Visualize Universes and Black Holes?

  • alien609
  • · Replies 1 ·
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1

Graduate Why proton's so lite?(Wilczek nobel talk)

  • marcus
  • · Replies 10 ·
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10

Graduate Arxiv stats as of December 2004

  • marcus
  • · Replies 2 ·
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2

Undergrad My Own website regarding physics and math.

  • misogynisticfeminist
  • · Replies 5 ·
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5

Graduate Does a finite universe favor certain quantum gravity models?

  • marcus
  • · Replies 4 ·
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4

Graduate What is the General Solution for the Gradient of r^n?

  • Reshma
  • · Replies 14 ·
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14

Graduate Can Lightning Be Utilized to Create an Anti-Gravitational Device?

  • B166ER
  • · Replies 11 ·
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11

Graduate How Does Loop Quantum Gravity Approach Particle Scattering?

  • marcus
  • · Replies 4 ·
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4

Graduate How much gravitating matter does LQG and String theory need?

  • wolram
  • · Replies 3 ·
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3

Graduate The first thirteen questions of David Gross

  • marcus
  • · Replies 5 ·
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5

Graduate Motl: String theory proved in telescopes?

  • marcus
  • · Replies 16 ·
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16

Graduate How does LQG theory explain the constant speed of light for all observers?

  • metrictensor
  • · Replies 7 ·
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7

Graduate Plank Length and String Theory

  • metrictensor
  • · Replies 16 ·
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16

Graduate What is symplectic and the symplectic group?

  • alexepascual
  • · Replies 7 ·
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7

Graduate BF theory is basic to LQG so we should learn about it

  • marcus
  • · Replies 4 ·
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4

Graduate What is the impact of higher dimensions on our understanding of space and time?

  • nightcleaner
  • · Replies 5 ·
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5

Graduate Does string theory require our universe to be one brane among infinite others?

  • Gold Barz
  • · Replies 4 ·
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4

Undergrad What Are the Dimensions Beyond 3D and How Do They Work?

  • Arsonade
  • · Replies 7 ·
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7

Graduate What is the mass of a string near c ?

  • Mike2
  • · Replies 20 ·
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20

Graduate The search for quantum gravity signals

  • wolram
  • · Replies 14 ·
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14

Graduate Phenomenological quantum gravity

  • Chronos
  • · Replies 4 ·
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4

Graduate An eqation for energy conversion

  • demosthenes_001
  • · Replies 4 ·
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4

Graduate Why can't string theory explain beta decay?

  • tozhan
  • · Replies 6 ·
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6

Graduate Lubos style critique of Strings

  • Kea
  • · Replies 7 ·
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7

Graduate New Forces of Nature - A Quest for a Grand Unified Theory

  • Hyperreality
  • · Replies 4 ·
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4

Graduate Are strings and p-branes in M-theory made of matter and energy?

  • Mwyn
  • · Replies 7 ·
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7

Graduate Is String Theory Truly Predictive? Discussing the Controversy and Challenges

  • marcus
  • · Replies 6 ·
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6

Graduate Progress on LQG dynamics (the Master Constraint program)

  • marcus
  • · Replies 13 ·
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13

Graduate Does string theory require multiple universes in different dimensions?

  • Gold Barz
  • · Replies 4 ·
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4

Graduate Spontaneous Universe: 10D Static Universe from Quantum Fluctuation

  • wolram
  • · Replies 2 ·
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2

Graduate Smolin: Falsifiable Predictions from QG

  • marcus
  • · Replies 2 ·
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2

Graduate The Planck Lambda (Baez question)

  • marcus
  • · Replies 8 ·
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8

Brian Greene Lecture: Ask Your Questions Here

  • Tom McCurdy
  • · Replies 2 ·
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2

Graduate Supersymmetry and Superparticles

  • DB
  • · Replies 5 ·
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5
  • Poll Poll

Undergrad E=MC2: Consequences of Being Wrong

  • whatzzupboy
  • · Replies 9 ·
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9

Graduate Attempt to visualize higher dimensions

  • nightcleaner
  • · Replies 25 ·
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25

Graduate R.F Streater Critiques Diff M Gauge Group

  • arivero
  • · Replies 3 ·
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3

Graduate Quantum Gravity In De Sitter Space

  • Ivan Seeking
  • · Replies 2 ·
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2

Graduate Braneworld vs Modified Newtonian Dynamics (MOND)

  • ohwilleke
  • · Replies 2 ·
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2

Graduate Gambini, Pullin, Porto on decoherence in discrete quantum gravity

  • marcus
  • · Replies 1 ·
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1

Graduate Best thinking about dimensionality

  • nightcleaner
  • · Replies 8 ·
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8

Graduate Why Do We Need Strings in String Theory?

  • |2eason
  • · Replies 13 ·
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13

Edge essays by Steinhardt and others

  • marcus
  • · Replies 8 ·
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8

Graduate Mass of Strings and Branes: A Physicist's Perspective

  • Mk
  • · Replies 7 ·
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7

Graduate Baez and Schreiber paper on 2-bundles

  • marcus
  • · Replies 9 ·
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9

Undergrad Need Research Topic Ideas for Physics Project

  • Tom McCurdy
  • · Replies 2 ·
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2

Graduate Philip Anderson on string in the NYT

  • marcus
  • · Replies 2 ·
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2

High School What is LQG and which book is better: Parallel Worlds or Fabric?

  • hoedown_j
  • · Replies 5 ·
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5

Hanno Sahlmann video (how to view?)

  • marcus
  • · Replies 4 ·
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4

Graduate WMAP constraints on inflationary potential in effective field theory

  • Kea
  • · Replies 4 ·
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4

Graduate What are the most memorable quotes about Quantum Theory of Gravity?

  • PRodQuanta
  • · Replies 5 ·
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5

Graduate What is this multidimensional universe model with three plates and wormholes?

  • Glenn
  • · Replies 1 ·
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1

Graduate Can macroscopic strings exist alongside microscopic ones?

  • RAD4921
  • · Replies 8 ·
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8

Can Complex Systems Lead to Emergent Phenomena?

  • Tom McCurdy
  • · Replies 16 ·
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16

Graduate Marseille conference on loop quantum gravity and spin foams

  • john baez
  • · Replies 128 ·
5
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128

Graduate What is the meaning of 'canonical' in physics?

  • Galileo
  • · Replies 11 ·
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11

Graduate Interview with Theoretical Physicist Michio Kaku

  • Greg Bernhardt
  • · Replies 0 ·
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0

Graduate The Big Bang: String or Brane?

  • KaneOris
  • · Replies 2 ·
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2

Graduate Wilczek et al Nobel talk online.

  • marcus
  • · Replies 2 ·
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2

Graduate Minimum momentum in the relativistic Kepler problem and quantum gravity

  • arivero
  • · Replies 1 ·
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1

Graduate What is the Future of String Theory?

  • marcus
  • · Replies 10 ·
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10

NASA ZPE research on electromagnetic field gravity suppression

  • ohwilleke
  • · Replies 2 ·
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2

Graduate Twisting knobs on the Std. Muddle

  • marcus
  • · Replies 5 ·
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5

Graduate Difficulties understanding Green's Functions

  • harsh
  • · Replies 1 ·
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1

Graduate LAGEOS confirms frame dragging.

  • ohwilleke
  • · Replies 5 ·
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5

Graduate Mannheim's conformal gravity theory and its alternatives to dark matter

  • ohwilleke
  • · Replies 1 ·
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1

Graduate Is it possible to have infinite amount of dimension?

  • scilover89
  • · Replies 5 ·
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5

Graduate Is the math getting more complex?

  • misogynisticfeminist
  • · Replies 10 ·
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10

Graduate Miguel C. Alvarez thesis posted today (Baez student)

  • marcus
  • · Replies 4 ·
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4

Graduate Is Our Universe Actually a Hologram?

  • Rasine
  • · Replies 7 ·
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7

Graduate What is the Historical Development of String Theory?

  • somy
  • · Replies 2 ·
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2

Graduate String Theory: A Revolutionary View of Atoms

  • Mwyn
  • · Replies 6 ·
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6

Graduate Bosonic string theory: spectrum of particles

  • jujio77
  • · Replies 1 ·
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1

Graduate Strange Hamilton Jacobi equation

  • eljose
  • · Replies 1 ·
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1

Graduate Do strings move in spacetime ?

  • RingoKid
  • · Replies 2 ·
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2

Graduate Daniele's View on Quantum Gravity and Spinfoam

  • marcus
  • · Replies 5 ·
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5

Graduate Quantum gravity workshop at perimeter institute

  • john baez
  • · Replies 19 ·
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19

Undergrad Applications of Euler-Lagrange Equation

  • matpo39
  • · Replies 1 ·
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1

Graduate Unification Explained: The TOE Dilemma in Our Universe | Pentapublishing"

  • Tom McCurdy
  • · Replies 5 ·
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5

Graduate Why is string theory so complex and difficult to understand?

  • wolram
  • · Replies 12 ·
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12

Graduate What book on String theory or LQG is recommended for pleasure reading?

  • Tom McCurdy
  • · Replies 8 ·
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8

Graduate No he does not say that and why bug him?

  • marcus
  • · Replies 2 ·
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2

Graduate String Theory: Multiverse w/ Same Constants?

  • tribdog
  • · Replies 2 ·
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2

Graduate Rovelli in effect concedes that lqg is wrong, but still worthwhile

  • jeff
  • · Replies 3 ·
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3

Graduate Can Different Dimensions Co-Exist and Influence Each Other?

  • scilover89
  • · Replies 7 ·
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7

Graduate Spin networks and effective field theory in Rovelli's Quantum Gravity

  • jeff
  • · Replies 13 ·
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13

Graduate String Gravitons yield GR. NOT

  • selfAdjoint
  • · Replies 27 ·
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27

Graduate Understanding Spinors: Not Your Typical Tensor

  • jcsd
  • · Replies 4 ·
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4

Graduate Brane Gas Cosmology: Calculations & Analysis in 11D Supergravity

  • kneemo
  • · Replies 1 ·
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1

Graduate What Was Before Big Bang? Info Needed

  • sparky8406
  • · Replies 12 ·
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12

Graduate What Would Happen If Negative Mass Existed?

  • Brane Dead
  • · Replies 6 ·
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6