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.
A Different gauge coupling constants
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A Taxonomy of Theories in Theoretical Physics
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A A question about the amplituhedron
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B Looking for a citation of Nima Arkani-Hamed
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B Is it possible to stop the graviton?
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A Quantum Gravity Research Group -- any standing in mainstream Physics?
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I Fundamental equation in string theory
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I Is the composite Higgs still a thing?
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I Is there new LHC data on coupling constant running?
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A Dark Matter and Baryon Asymmetry: Is It Possible?
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I Lattice standard model (Wang & Wen)
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A Numerology from Vafa and Visser
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A Status of large higher dimensions
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I SUSY and GUTs all but eliminated by latest ACME experiment
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A No metastable type IIB de Sitter vacua
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A Quantum Gravity -- intro papers for 2nd year MSc student?
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A Does it make sense to break T duality at fundamental level?
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I Do gravitons have frequency, like photons?
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A Baroque neutrinos and Zee-Babu model
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I Theories without Fundamental Space and Time
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I How credible are CKM matrix limits on new physics?
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A Nuclear Processes in Other Universes: Varying the Strength of the Weak Force
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A Hardy's approach to quantum gravity and QM interpretation
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I Masses of Fermions, string theory, Higgs mechanism
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A What exactly is the string theory landscape?
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A Question about the associahedron/amplituhedron
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I Implications of Nishida's mass/CKM observation
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A Swampland Conjecture: Explained, Implications & Incompatibility
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B Is string theory a deterministic hidden variable theory?
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B Help with a string theory equation
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Has Theoretical Physics met a bit of a roadblock?
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B Simple thought experiment merging GR and QT
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A Is AdS/CFT Theory a Viable Option for Post-Graduate Research in HEP?
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I Speed limit c in the multiverse
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B Was the Big Bang a quantum mechanical vacuum fluctuation?
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B What Are the Key Questions Surrounding SU(3)xSU(2)xU(1) Symmetry Groups?
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Furey models with Division Algebras
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B Reconciling QM with string theory
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I What are the Priority Tasks for High Energy Physics Beyond the Standard Model?
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A Negative cosmological constant from string theory
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A Summing not over configurations, but over theories
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A What is the role of homotopy super Lie-n algebras in M-theory?
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A Matrix coordinates of D branes
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A Muller's 'Now and the Flow of Time' - what's up?
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A Information encoding in the Holographic principle
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I Physical Interpretation of Compactified Dimensions?
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A Do some vacua in superstring theory reproduce the SM?
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A Asymptotic Safety for Quantum Gravity
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A Why Haven't We Observed Heavy Particles from Massive String Theory in Real Life?
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A Consequences of unifying Gravity with the other forces?
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I Are these models true or even relevant?
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I Line element from Kaluza-Klein for Kids
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I What false hints of new physics were most notable?
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I Strassler Hidden Valleys Viable?
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I How Does the LHC Influence Our Understanding of Subquarks and Preons?
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I Causal Fermion System and revival of Dirac Sea
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I What Objects Can Exist in the Quantum Vacuum?
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A Shaposhnikov and Hossenfelder, Higgs and MOND
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I What is the best theory why our vacuum may be in the edge of metastability?
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I Particle Desert and New Physics
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I Horava Lifschitz theory and Lorentz Invariance
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I Metastability of the Higgs field
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I Freeman Dyson's 1972 paper "Missed Opportunities"
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I Radioactive decay caused by WIMPS?
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I Gravity well model going through a sphere
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I Other ways to break the Higgs symmetry group
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I Proton Decay At The Highest Possible Energies
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B Constrains in E8xE8 heterotic superstring theory
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A Electron charge vs quark charge
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I Vector potential A_mu from scalar function theta(x_mu)?
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A Meaning of phase transitions in lattice gauge theories
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B Quark confinement and the Higgs mechanism
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B Is Super Symmetry Dead? | Forbes
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I Can String Theory Explain the Energy Density of Empty Space?
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B String theory, Calabi–Yau manifolds, complex dimensions
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A I want to know the exact problems of Merging GR and QM
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A "UV completion of a theory of Superfluid Dark Matter"
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I Muon g-2 as a constraint on new physics
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B Decays affected by all new particles/fields?
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I Calabi-Yau manifold + ideal gas + point disturbance?
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I Are the sphaleron & superstring just the epicycles of our era?
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B Big bang and matter anti-matter inbalance
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A Best way to learn string theory?
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I Weak gravity conjecture and strings vs loops
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B Can the Holographic Principle make predictions
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I Can Majorana Neutrinos Oscillate Between Neutrino and Antineutrino States?
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I The ever-increasing proton lifetime
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I Mirror fermions / mirror families. How does it work?
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I Can the Electromagnetic Force be Explained by Curving Spacetime?
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A What is the current status of asymptotic safety?
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I Can We Create Wormholes to Switch Between Universes?
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A About time to think about Time
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I Open string end points, their motion in spacetime
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I Does gravity just emerge out of all the quantum fields?
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A Quantum Gravity: Renormalization vs. Effective Field Theory
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Insights My Superparticle Bet with Frank Wilczek - Comments
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I Anomaly aggregation and confirming old paper validity
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B M Theory: What's the Consensus?
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I Compositeness Limits -- Have We Reached Rock Bottom?
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I New scientist SU(5) Unification without Proton Decay
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