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 singularities do not exist
- Dmitry67
- · Replies 3 ·
Graduate Classical limit of electroweak boson fields
- Antiphon
- · Replies 6 ·
Graduate Questions to ask at Emergent Gravity IV conference
- jal
- · Replies 37 ·
Graduate Witten remains a strong string theory believer
- ensabah6
- · Replies 48 ·
Graduate The structure of quantum geometry of spacetime at the Planck scale
- uno1
- · Replies 17 ·
Where Can I Find the Missing Arxiv Paper hep-th/9312153?
- luxxio
- · Replies 3 ·
Graduate Thought Experiment: Earth Becomes Incredibly Massive
- katiefa
- · Replies 9 ·
Graduate What is the connection between DeSitter group SO(4,1) and Minkowski spacetime?
- marcus
- · Replies 92 ·
Graduate Deriving Hamiltonian for 2-DoF Aero-Elastic System
- thrillhouse86
- · Replies 5 ·
Graduate Is there a limit to the information contained within the Planck scale?
- Naty1
- · Replies 3 ·
Graduate Could Space Be Quantised to Create Different Travel Paths?
- qbit
- · Replies 9 ·
Graduate Electromagnetism=gravity in higher dimensions
- kashiark
- · Replies 1 ·
Graduate What if TOE is non-analytic ?
- Dmitry67
- · Replies 10 ·
Graduate Could gravity be residual strong force?
- cuallito
- · Replies 1 ·
Graduate Does Mannheim's approach solve the cosmological constant problem?
- hakkai
- · Replies 4 ·
Graduate Can Gravity Escape Higher Dimensions in String Theory?
- wendten
- · Replies 6 ·
Graduate Krasnov action-start of a new spinfoam?
- marcus
- · Replies 6 ·
Graduate Time Independence: Modeling the Physical World
- Hippasos
- · Replies 4 ·
Graduate The shape of space-time and physical constants
- rgatess
- · Replies 1 ·
Graduate Are inflation and GUT energy scales identical or model-dependent?
- Jim
- · Replies 4 ·
Graduate Are strings themselves manifolds or do they vibrate in a manifold?
- vasantharam
- · Replies 2 ·
Undergrad Is the relativistic mass formula F=m₀a/√(1-v²/c²) correct?
- ShayanJ
- · Replies 7 ·
Graduate Ferrohydrodynamics and magnetohydrodynamics
- souviktor
- · Replies 1 ·
Graduate Marcolli Pierpaoli: Early Universe models from Noncommutative Geometry
- marcus
- · Replies 14 ·
Graduate Wheeler-deWitt equation; creation ex nihilo
- tickle_monste
- · Replies 3 ·
Graduate An issue with time and how we fit in
- Victor.Nyeste
- · Replies 3 ·
Graduate Smolin and Speziale's unification of gravity, gauge interactions and Higgs bosons
- marcus
- · Replies 15 ·
Graduate Learning N=4 SYM for the Uninitiated
- negru
- · Replies 2 ·
Graduate Correct Type IIA supergravity action
- Ygor
- · Replies 1 ·
Graduate Lorentz violating severely restricted: Mqg/Mplank > 1200
- MTd2
- · Replies 199 ·
Graduate Important AsymSafe QG development
- marcus
- · Replies 16 ·
Graduate Is spacetime a physical entity?
- Naty1
- · Replies 23 ·
Graduate Programmes that calculate dimensionality
- friend
- · Replies 12 ·
Graduate New TOE announced by Smolin, Spezile and *Garrett Lisi
- MTd2
- · Replies 2 ·
Graduate Back to the real world re Lorentz bending
- marcus
- · Replies 16 ·
Graduate How many string theories with more than one supersymmetry?
- MTd2
- · Replies 32 ·
Graduate A few questions about perturbation and string theory
- QuantumKitty
- · Replies 2 ·
Graduate Is spacetime in string theory 4D or 12D?
- ensabah6
- · Replies 2 ·
Graduate Does the canonical partition function equal e^-βF?
- Petar Mali
- · Replies 9 ·
Graduate Why is N=8 supergravity in four dimensions maximal?
- isospin
- · Replies 4 ·
Graduate Senovilla's Slowing Time Theory
- Meatbot
- · Replies 19 ·
Undergrad Which are the constants needed for the universe to exist?
- redphoton
- · Replies 2 ·
Graduate Why Are Planck Mass and Energy Not Considered Extreme?
- Dmitry67
- · Replies 1 ·
Graduate Conformal invariance / reparametrization invariance
- buddychimp
- · Replies 4 ·
Graduate What Are the Symmetries of the Nambu-Goto Action in String Theory?
- CompuChip
- · Replies 5 ·
Graduate Supergeometry and applications in physics
- MathematicalPhysicist
- · Replies 1 ·
Graduate Leading models for building realistic SM from Strings.
- crackjack
- · Replies 4 ·
Graduate Are Hidden Variables Essential for Understanding Quantum Gravity?
- SimonA
- · Replies 19 ·
Graduate Gauge fixing in 5D vs 4D, and photon polarization
- kuon
- · Replies 1 ·
Graduate Simple explanation of what string theory is about
- bondinthesand
- · Replies 34 ·
Graduate Algebraic string formulation in loop quantum gravity context
- marcus
- · Replies 1 ·
Graduate Accelerating universe alternative
- MikeBeer
- · Replies 4 ·
Graduate String Theory: 6 extra dimensions
- phoenix5002
- · Replies 30 ·
Graduate The new spinfoam and strings as only game in town
- ensabah6
- · Replies 7 ·
Graduate String Theory: Get Rundown on The Elegant Universe
- Nickriener
- · Replies 5 ·
FQXi 2009 talks now on their site.
- MTd2
- · Replies 3 ·
Graduate Triply Special Relativity is the Max
- marcus
- · Replies 11 ·
Graduate Fractal dynamics(quantum geometry)
- Finbar
- · Replies 5 ·
Graduate Resolution of the black hole information paradox
- physicslover2
- · Replies 2 ·
Graduate Physics does not end at singularities (Abhay at MG12)
- marcus
- · Replies 1 ·
Graduate Why Archimedes' death ray failed for practical, not theoretical reasons
- russ_watters
- · Replies 14 ·
Graduate New Trends in Quantum Gravity II
- ccdantas
- · Replies 2 ·
Graduate Eyo Ita, Randono, Kodama state progress?
- ensabah6
- · Replies 8 ·
Graduate Is There a Flaw in the Argument Against Laraudogoitia's Supertask?
- Steely Dan
- · Replies 3 ·
Graduate How Does Bianchi's Paper Impact the Understanding of Loop Quantum Gravity?
- marcus
- · Replies 0 ·
Graduate Can string theory be validated by reproducing known QM and GR predictions?
- SW VandeCarr
- · Replies 30 ·
Graduate The recent makeup of topcited Loop/Spinfoam research (window on current work)
- marcus
- · Replies 0 ·
Graduate Formation of Naked Singularities
- Itai Blank
- · Replies 11 ·
Graduate Topological Unification of M-theory and LQG?
- selfAdjoint
- · Replies 6 ·
Graduate Laboratory experiments to test general relativity
- wolram
- · Replies 2 ·
Graduate Videos from Planck Scale conference now online
- marcus
- · Replies 12 ·
Undergrad Can Black Holes Absorb Massless Light?
- Truthlover
- · Replies 2 ·
Graduate What does 'Coulomb branch' mean?
- isospin
- · Replies 1 ·
New FQXi contest: What's Ultimately Possible in Physics?
- MTd2
- · Replies 51 ·
Graduate Is Gravity Weaker than Other Fundamental Forces?
- jbutcher
- · Replies 13 ·
Graduate Does zero arc length mediation of EM cause the wavefunction
- Bobby Weardal
- · Replies 1 ·
Graduate Why do gravity and E&M appear so similar in classical physics?
- michael879
- · Replies 12 ·
Graduate LQG discreteness no conflict with Lorentz contraction
- marcus
- · Replies 23 ·
Graduate What is the rationale behind gravitons?
- Eelco
- · Replies 70 ·
Graduate Steve Carlip on dimensional reduction at Planck scale
- marcus
- · Replies 58 ·
Graduate How do gravitons produce equal inertial and gravitational mass?
- werty
- · Replies 18 ·
Graduate Weinberg shows support for 3+1 gravitational assymptotic safety
- MTd2
- · Replies 6 ·
Graduate Do extra dimensions in string theory correspond to particle properties?
- IqbalGomar
- · Replies 70 ·
Graduate Is string theory an approximation to QFT?
- Finbar
- · Replies 7 ·
Graduate Solution to Laplace's equation in spherical co-ordinates
- jdmo
- · Replies 1 ·
Graduate Parallel universe : Anything that can happen will happen
- aaryan0077
- · Replies 1 ·
Graduate Marcel Twelve redefines mainstream
- marcus
- · Replies 3 ·
Graduate Role of minimal CFT in string theory beyond toy models
- crackjack
- · Replies 8 ·
Graduate String and pair creation/annihilation
- touqra
- · Replies 4 ·
Graduate Why does Stephen Hawking omit all mention Loop Gravity?
- ensabah6
- · Replies 61 ·
Graduate Discreteness of space itself and 1dimensionality
- metman
- · Replies 12 ·
Graduate Do strings have to be the most fundamental
- Pjpic
- · Replies 6 ·
Graduate Physical reality of string theory demonstrated
- mesogen
- · Replies 22 ·
Graduate Superpartners and the Search for New Physics at the LHC
- jweygna1
- · Replies 7 ·
Graduate Why does string theory require extra dimensions for quantum gravity?
- crapola77
- · Replies 7 ·
Graduate A string theorist reports on the Planck Scale conference
- marcus
- · Replies 4 ·
Graduate String Theory, the singularity and photons
- RSMiller
- · Replies 3 ·
Graduate Diversity of emergent gravity programs?
- Fra
- · Replies 12 ·
Graduate Are elementary particles large or small
- Naty1
- · Replies 6 ·
Graduate What are action-angle variables and how do they relate to coordinates?
- LarryS
- · Replies 1 ·