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 What's happening with Loop? (new potential challenges)
- marcus
- · Replies 40 ·
Graduate Up-tunneling is Impossible for Minkowski, DeSitter, or Anti-de Sitter
- Diffeomorphic
- · Replies 2 ·
Graduate Is the Quest for a Theory of Everything Getting Out of Hand?
- AtrusReNavah
- · Replies 37 ·
Graduate How many dimensions are needed to fully describe the electromagnetic force?
- PatrickPowers
- · Replies 3 ·
Graduate How to tough to publish string theory topics?
- pivoxa15
- · Replies 9 ·
Graduate Prospects of the canonical formalism in loop quantum gravity [Alexandrov, Roche]
- tom.stoer
- · Replies 26 ·
Undergrad Euler Lagrange derivation in book
- SUDOnym
- · Replies 2 ·
Graduate What is the significance of scale-invariance in asymptotic safety theories?
- marcus
- · Replies 3 ·
Graduate Solving PDE involving Gaussian fields.
- vivek.iitd
- · Replies 8 ·
Graduate Why don't they count as physical explanations?
- bill alsept
- · Replies 3 ·
Graduate Can Lorentz Symmetry be Emergent?
- marcus
- · Replies 9 ·
Graduate Why do R and NS sectors mix bosonic and fermionic oscillators in mass calculations?
- lkwarren01
- · Replies 1 ·
Graduate A question regarding the definition of a tensor
- MicaGlom
- · Replies 3 ·
Graduate Two notions of distance from wrapped and unwrapped strings
- Positralino
- · Replies 1 ·
Graduate How are intertwinners related to conservation laws?
- naima
- · Replies 2 ·
Graduate Is there a unified understanding of time and its dimensions?
- Mihael@@/&
- · Replies 9 ·
Graduate I don't understand something about the Lagrangian / action?
- jeebs
- · Replies 7 ·
Graduate Prospects of the canonical formalism in loop quantum gravity
- tom.stoer
- · Replies 83 ·
Graduate Normal Modes Solution for Two-Body Oscillator
- Migdal
- · Replies 1 ·
Graduate Proving Runge-Lenz Vector Time Derivative is Constant
- the_kid
- · Replies 2 ·
Graduate Argument for discreteness of spacetime
- bcrowell
- · Replies 41 ·
Graduate String vibration modes for elementary particles in superstring theory
- joeltopian
- · Replies 1 ·
Graduate Why does renormalization problem still happen in nonperturbative QG?
- ndung200790
- · Replies 24 ·
Graduate How many laws explain everything we know about nature, and what are they?
- andrewkirk
- · Replies 1 ·
Graduate Laplace equation in N dimensional space
- med17k
- · Replies 4 ·
Graduate Kaluza-Klein theories in twelve dimensions and F-theory
- mitchell porter
- · Replies 6 ·
Graduate Myth of spacetime (Gomes Koslowski)
- marcus
- · Replies 4 ·
Graduate Why is the gauge group for Ashtekar variable theory for General
- yyoon@fas.harvard.edu
- · Replies 1 ·
Graduate Symmetry and Causality: are the two connected?
- Paulibus
- · Replies 2 ·
Graduate Question on higher spatial dimensions
- CylonHybrid
- · Replies 6 ·
Graduate Ten Theses on Black Hole Entropy [Sorkin]
- tom.stoer
- · Replies 13 ·
Graduate Weyl version of the Rarita-schwinger equation
- yola
- · Replies 6 ·
Graduate Can universal Turing machines exist in non-3+1 dimensions?
- AlpT
- · Replies 7 ·
Graduate What is the meaning of 'box' in Wess and Bagger's chiral superfield theory?
- Bobhawke
- · Replies 2 ·
Graduate SBH Entropy: Clarifying the Meaning
- atyy
- · Replies 2 ·
Graduate How to make an action supersymmetric?
- yola
- · Replies 5 ·
Graduate Time loops, tachyons, and spacelike neutrino effects from OPERA
- mitchell porter
- · Replies 7 ·
Graduate Status of String Random Matrix Models w/ c>1
- crackjack
- · Replies 1 ·
Graduate What is the significance of Tim Palmer's Invariant Set Postulate?
- Fyzix
- · Replies 1 ·
Graduate Inverting atmospheric density for temperature using chi-squared minimization
- NeedPhysHelp8
- · Replies 1 ·
Graduate G2-MSSM and Bilson-Thompson braid correspondence comparison
- mitchell porter
- · Replies 2 ·
Graduate QM/GR Wrong about Nature of Time?
- rogerl
- · Replies 54 ·
Graduate Hamilton's Variation Principle - Fundamental Questions
- Jimbone
- · Replies 13 ·
Graduate Nothing? (Beyond the Standard Model)
- sneutron
- · Replies 5 ·
Graduate Third quarter MIP poll lineup for loop quantum gravity papers
- marcus
- · Replies 24 ·
Graduate Why choose string theory or loop quantum gravity as a research field
- Casco
- · Replies 8 ·
Graduate Is Local the Same as Isotropic in Physics?
- Niles
- · Replies 3 ·
Graduate Are there theories in physics that suggest matter is an illusion?
- bostonnew
- · Replies 29 ·
Graduate Orthogonality of Legendre Polynomials from Jackson
- Demon117
- · Replies 2 ·
Graduate What is the Current Status of Loop Quantum Gravity and Its Open Issues?
- tom.stoer
- · Replies 102 ·
Graduate Three papers as the tip of an iceberg
- mitchell porter
- · Replies 34 ·
Undergrad Is Gravity a Unified Force Like Electromagnetism and Atomic Forces?
- mangaroosh
- · Replies 8 ·
Graduate How Does the AdS/CFT Correspondence Impact Modern Theoretical Physics?
- mitchell porter
- · Replies 8 ·
Graduate Abstractly thinking outside the box
- Thal
- · Replies 4 ·
Graduate Is Gravity a Dimension: Theoretical Perspectives and Implications?
- fiber
- · Replies 8 ·
Graduate Relationship between SUSY transformations and GSO projection
- lkwarren01
- · Replies 4 ·
Undergrad Neutrinos Break Speed of Light - Physics Findings
- Xyius
- · Replies 1 ·
Graduate Quantum field theory and string theory
- richerrich
- · Replies 2 ·
Graduate Decomposing Spinor Representation of SO(6,6)
- gda
- · Replies 21 ·
Graduate Can algorithmic randomness prevent a unified field theory?
- lanman
- · Replies 5 ·
Graduate String theory relativistic equations
- lkwarren01
- · Replies 3 ·
Graduate Neutrinos can travel faster than light
- Jack2013
- · Replies 1 ·
Graduate Integral Brane World: Why $\oint (A'e^A)' dy = 0$ but $\oint e^A dy \neq 0$?
- alejandrito29
- · Replies 4 ·
Graduate Vacuum permittivity as a fundemental dimensioned unit
- Phrak
- · Replies 3 ·
High School Did OPERA's 2011 neutrino measurement exceed light speed?
- eiyaz
- · Replies 1 ·
Graduate Are John Wheeler's Unconventional Theories Scientifically Valid?
- SeventhSigma
- · Replies 3 ·
Graduate What is the Holographic Principle and its Implications for Physics?
- Lostinthought
- · Replies 9 ·
Graduate What are the proposed gauge-symmetry groups for Grand Unified Theories?
- lpetrich
- · Replies 9 ·
Graduate What is SO(14) or SO*(14) Unification? Appeal to 't Hooft?
- marcus
- · Replies 15 ·
Graduate Triality in beyond standard model physics
- arivero
- · Replies 14 ·
Graduate Is Ads/CFT correspondance the same as gauge /gravity duality?
- Jack2013
- · Replies 4 ·
Graduate String Theory and the Concept of Time
- Lost in Space
- · Replies 3 ·
Undergrad Linear functions/operators conflicting understanding
- Jonnyb42
- · Replies 1 ·
Graduate PleasI need so much findings on this topic fellow scientists. I
- numerate07
- · Replies 1 ·
Graduate Primary constraints and Nambu-Goto action
- haushofer
- · Replies 10 ·
Graduate Evidence of violation of quantum mechanics due to gravity?
- kochanskij
- · Replies 10 ·
Is Space Continuous or Unknown? Or Do We Have No Idea?
- Nano-Passion
- · Replies 19 ·
Graduate Why does Banks compare holography and discreteness in his research?
- atyy
- · Replies 2 ·
Graduate Exotic smoothness and quantum gravity
- tom.stoer
- · Replies 20 ·
Graduate Why focus on strings if other mathematical structures might work
- bostonnew
- · Replies 2 ·
Graduate Gauge theories labeled by three-manifolds and 3d N=2 dualities
- atyy
- · Replies 1 ·
Graduate Why does gravity forbid local observables?
- IRobot
- · Replies 1 ·
Graduate Dawn of the dS/CFT: Higher Spin Realization of the Correspondence
- mitchell porter
- · Replies 5 ·
Graduate Thiemann on the relation between canonical and covariant loop quantum gravity
- tom.stoer
- · Replies 0 ·
Graduate Nonlinear Quantum gravity / Schroedinger Equation
- Fyzix
- · Replies 2 ·
Graduate Is Dirac delta function dimensionless?
- fuzzyphysics
- · Replies 1 ·
Graduate Lack of quantum fluctuations rules out holographic principle ?
- czes
- · Replies 2 ·
Graduate What Are Non-Unitary Euclidean CFTs and Their Implications?
- atyy
- · Replies 7 ·
Graduate Would the absence of the Higgs boson validate particle physics research?
- Dadface
- · Replies 3 ·
Graduate How do we know the Hamiltonian is well-defined
- andrewkirk
- · Replies 2 ·
Graduate Errors by great minds in theoretical physics
- nonequilibrium
- · Replies 18 ·
Graduate Will string theory ever be proven wrong?
- Stringyguy0788
- · Replies 51 ·
Graduate Breaking of Lorentz invariance
- tom.stoer
- · Replies 0 ·
Graduate No QG Signature from Farthest Quasars: A Study
- wolram
- · Replies 13 ·
Graduate Loop and spin foam quantum gravity for beginners
- Chronos
- · Replies 6 ·
Graduate Why would a Susy signal have been bad news for the Loop program?
- marcus
- · Replies 3 ·
Graduate What is the physical/philosophical motivation for twistors?
- MTd2
- · Replies 5 ·
Graduate What are relation between unique describe of world and covariant law?
- sadegh4137
- · Replies 1 ·
Graduate Is the number of strings constant?
- bostonnew
- · Replies 11 ·
Graduate Is Supersymmetry Really the Answer?
- czes
- · Replies 4 ·