Beyond the Standard Models Forum

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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.
Where Can I Find the Missing Arxiv Paper hep-th/9312153?
  • luxxio
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Graduate Thought Experiment: Earth Becomes Incredibly Massive
  • katiefa
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Graduate What is the connection between DeSitter group SO(4,1) and Minkowski spacetime?
  • marcus
  • · Replies 92 ·
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Graduate Deriving Hamiltonian for 2-DoF Aero-Elastic System
  • thrillhouse86
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Graduate Is there a limit to the information contained within the Planck scale?
  • Naty1
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Graduate Could Space Be Quantised to Create Different Travel Paths?
  • qbit
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Graduate Electromagnetism=gravity in higher dimensions
  • kashiark
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Graduate What if TOE is non-analytic ?
  • Dmitry67
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Graduate Could gravity be residual strong force?
  • cuallito
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Graduate Solving Cosmological Constant, Zero-Point Energy & Quantum Gravity Problems
  • hakkai
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Graduate Can Gravity Escape Higher Dimensions in String Theory?
  • wendten
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Graduate Krasnov action-start of a new spinfoam?
  • marcus
  • · Replies 6 ·
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Graduate Time Independence: Modeling the Physical World
  • Hippasos
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Graduate The shape of space-time and physical constants
  • rgatess
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Graduate Inflation and GUTs: Energy Scales & Model Dependence
  • Jim
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Graduate Strings & Manifolds: Do Strings Vibrate in 10-11D?
  • vasantharam
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Undergrad Gain Formulas in Physics with the Correct Computation | F=ma, m=m0√(1-v²/c²)
  • ShayanJ
  • · Replies 7 ·
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Graduate Ferrohydrodynamics and magnetohydrodynamics
  • souviktor
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Graduate Marcolli Pierpaoli: Early Universe models from Noncommutative Geometry
  • marcus
  • · Replies 14 ·
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Graduate Wheeler-deWitt equation; creation ex nihilo
  • tickle_monste
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Graduate An issue with time and how we fit in
  • Victor.Nyeste
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Graduate Unifying Gravity, Gauge Interactions & Higgs Bosons: Smolin & Speziale
  • marcus
  • · Replies 15 ·
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Graduate Learning N=4 SYM for the Uninitiated
  • negru
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Graduate Correct Type IIA supergravity action
  • Ygor
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Graduate Lorentz violating severely restricted: Mqg/Mplank > 1200
  • MTd2
  • · Replies 199 ·
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Graduate Important AsymSafe QG development
  • marcus
  • · Replies 16 ·
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Graduate Is spacetime a physical entity?
  • Naty1
  • · Replies 23 ·
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Graduate Programmes that calculate dimensionality
  • friend
  • · Replies 12 ·
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Graduate New TOE announced by Smolin, Spezile and *Garrett Lisi
  • MTd2
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Graduate Back to the real world re Lorentz bending
  • marcus
  • · Replies 16 ·
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Graduate How many string theories with more than one supersymmetry?
  • MTd2
  • · Replies 32 ·
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Graduate A few questions about perturbation and string theory
  • QuantumKitty
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Graduate Is spacetime in string theory 4D or 12D?
  • ensabah6
  • · Replies 2 ·
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Graduate Canonical Ensemble: Partition Function & Free Energy
  • Petar Mali
  • · Replies 9 ·
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Graduate N=8 Supergravity: Maximal Supergravity Explained
  • isospin
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Graduate Senovilla's Slowing Time Theory
  • Meatbot
  • · Replies 19 ·
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Undergrad Which are the constants needed for the universe to exist?
  • redphoton
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Graduate Why Are Planck Mass and Energy Not Considered Extreme?
  • Dmitry67
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Graduate Conformal invariance / reparametrization invariance
  • buddychimp
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Graduate What Are the Symmetries of the Nambu-Goto Action in String Theory?
  • CompuChip
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Graduate Supergeometry and applications in physics
  • MathematicalPhysicist
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Graduate Leading models for building realistic SM from Strings.
  • crackjack
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Graduate Are Hidden Variables Essential for Understanding Quantum Gravity?
  • SimonA
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Graduate Gauge fixing in 5D vs 4D, and photon polarization
  • kuon
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Graduate Understanding String Theory: A Beginner's Guide
  • bondinthesand
  • · Replies 34 ·
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Graduate Can the algebraic string formulation provide insights into Loop Quantum Gravity?
  • marcus
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Graduate Accelerating universe alternative
  • MikeBeer
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Graduate String Theory: 6 extra dimensions
  • phoenix5002
  • · Replies 30 ·
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Graduate The new spinfoam and strings as only game in town
  • ensabah6
  • · Replies 7 ·
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Graduate String Theory: Get Rundown on The Elegant Universe
  • Nickriener
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FQXi 2009 talks now on their site.
  • MTd2
  • · Replies 3 ·
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Graduate Triply Special Relativity is the Max
  • marcus
  • · Replies 11 ·
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Graduate Fractal dynamics(quantum geometry)
  • Finbar
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Graduate Resolution of the black hole information paradox
  • physicslover2
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Graduate Physics does not end at singularities (Abhay at MG12)
  • marcus
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Graduate Archimedes Death Ray: Theoretical vs Practical Reasons for Its Failure
  • russ_watters
  • · Replies 14 ·
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Graduate New Trends in Quantum Gravity II
  • ccdantas
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Graduate Eyo Ita, Randono, Kodama state progress?
  • ensabah6
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Graduate Is There a Flaw in the Argument Against Laraudogoitia's Supertask?
  • Steely Dan
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Graduate How Does Bianchi's Paper Impact the Understanding of Loop Quantum Gravity?
  • marcus
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Graduate What is the underlying connection between geometry and matter in string theory?
  • SW VandeCarr
  • · Replies 30 ·
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Graduate The recent makeup of topcited Loop/Spinfoam research (window on current work)
  • marcus
  • · Replies 0 ·
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Graduate Formation of Naked Singularities
  • Itai Blank
  • · Replies 11 ·
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Graduate Topological Unification of M-theory and LQG?
  • selfAdjoint
  • · Replies 6 ·
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Graduate Can We Explore General Relativity in Laboratory Experiments?
  • wolram
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Graduate Videos from Planck Scale conference now online
  • marcus
  • · Replies 12 ·
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Undergrad Can Black Holes Absorb Massless Light?
  • Truthlover
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Graduate What does 'Coulomb branch' mean?
  • isospin
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New FQXi contest: What's Ultimately Possible in Physics?
  • MTd2
  • · Replies 51 ·
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Graduate Is Gravity Weaker than Other Fundamental Forces?
  • jbutcher
  • · Replies 13 ·
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Graduate Does zero arc length mediation of EM cause the wavefunction
  • Bobby Weardal
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Graduate Classic Physics: Exploring Symmetry of E&M & Gravity
  • michael879
  • · Replies 12 ·
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Graduate LQG discreteness no conflict with Lorentz contraction
  • marcus
  • · Replies 23 ·
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Graduate What is the rationale behind gravitons?
  • Eelco
  • · Replies 70 ·
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Graduate Steve Carlip: Dimensional Reduction at Small Scale
  • marcus
  • · Replies 58 ·
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Graduate Graviton Theory: Inertial vs Gravitational Mass
  • werty
  • · Replies 18 ·
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Graduate Weinberg shows support for 3+1 gravitational assymptotic safety
  • MTd2
  • · Replies 6 ·
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Graduate Defining Superstring's Additional Dimensions
  • IqbalGomar
  • · Replies 70 ·
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Graduate Is string theory an approximation to QFT?
  • Finbar
  • · Replies 7 ·
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Graduate Solution to Laplace's equation in spherical co-ordinates
  • jdmo
  • · Replies 1 ·
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Graduate Parallel universe : Anything that can happen will happen
  • aaryan0077
  • · Replies 1 ·
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Graduate Marcel Twelve redefines mainstream
  • marcus
  • · Replies 3 ·
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Graduate Is Minimal CFT Essential for Understanding String Theory?
  • crackjack
  • · Replies 8 ·
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Graduate String and pair creation/annihilation
  • touqra
  • · Replies 4 ·
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Graduate Why does Stephen Hawking omit all mention Loop Gravity?
  • ensabah6
  • · Replies 61 ·
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Graduate Discreteness of space itself and 1dimensionality
  • metman
  • · Replies 12 ·
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Graduate Do strings have to be the most fundamental
  • Pjpic
  • · Replies 6 ·
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Graduate Physical reality of string theory demonstrated
  • mesogen
  • · Replies 22 ·
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Graduate Superpartners and the Search for New Physics at the LHC
  • jweygna1
  • · Replies 7 ·
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Graduate Why Does String Theory Suggest the Existence of Extra Dimensions?
  • crapola77
  • · Replies 7 ·
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Graduate A string theorist reports on the Planck Scale conference
  • marcus
  • · Replies 4 ·
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Graduate String Theory, the singularity and photons
  • RSMiller
  • · Replies 3 ·
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Graduate Diversity of emergent gravity programs?
  • Fra
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Graduate Are elementary particles large or small
  • Naty1
  • · Replies 6 ·
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Graduate What are action-angle variables and how do they relate to coordinates?
  • LarryS
  • · Replies 1 ·
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Graduate String theory and reference frames HELP
  • Libohove90
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Graduate Can Photons and Inertial Mass Unlock Time Travel Possibilities?
  • Tell
  • · Replies 1 ·
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Graduate Observational Loop QG-your opinion.
  • marcus
  • · Replies 20 ·
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Graduate Major developments LQG a look back 1998-2009
  • ensabah6
  • · Replies 7 ·
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Graduate Does Lagrangian Mechanics Violate Causality?
  • Heirot
  • · Replies 4 ·
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