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.
Graduate What is Field energy, what does it mean?
  • tsuwal
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Graduate Abstract explosion modelling - how to?
  • Krash
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Graduate A mathematical description of the physics behind Aurora?
  • dykuma
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Graduate Different symmetries or no symmetries in string theory?
  • Suekdccia
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Graduate What is the Best Resource for Learning String Theory as a Side Project?
  • Bancrates
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Undergrad Discrete Euler-Lagrange equations
  • JD_PM
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Graduate Claimed derivation of Weinberg angle, Higgs/W mass ratio
  • mitchell porter
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Undergrad Linearization of Lagrange equations
  • stefano77
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Graduate Can String Theory Finally Win a Nobel Prize?
  • Demystifier
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Undergrad What is the meaning of non-Abelian in physics?
  • KurtLudwig
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High School Question regarding 'beauty' in the theories that go beyond the standard model
  • DarkMattrHole
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Graduate What would it mean if symmetries in physics would not be fundamental?
  • Suekdccia
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Graduate What is gravity in the superfluid vacuum model of quantum gravity?
  • Quantum23
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Undergrad Energy in the Hamiltonian formalism from phase space evolution
  • Jaime_mc2
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Undergrad About fundamental constants and vacuum
  • IamNobody
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Undergrad Dynamical System & Hilbert Space: Analyzing the Relationship
  • thaiqi
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Undergrad Different invariant tori in the case of a 2D harmonic oscillator
  • Lo Scrondo
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Graduate Symmetry of QED interaction Lagrangian
  • joneall
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Graduate Metric Ansatz For Unifying All Forces In 11D?
  • Geonaut
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Undergrad Does determinism exclude retrocausality?
  • entropy1
  • · Replies 47 ·
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Graduate Kahler Manifolds and Supersymmetric NLSM: Understanding the Connection
  • StenEdeback
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Undergrad Is There A Simple Dark Matter Solution Rooted In GR?
  • ohwilleke
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Graduate On a formal viewpoint on the D’Alembert–Lagrange Principle
  • wrobel
  • · Replies 6 ·
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Undergrad Can 3D Objects Exist in Higher Dimensions?
  • LightningInAJar
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Graduate Sum over backgrounds in String Theory
  • Iliody
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Undergrad What does it mean for a Lagrangian to have "explicit" time dependence?
  • aliens123
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Undergrad What are the most important phenomena that the Standard Model can't explain?
  • AndreasC
  • · Replies 32 ·
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Graduate What is your opinion of Linear Canonical Transformations?
  • johnscitech
  • · Replies 8 ·
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High School String Theory & Elementary Particles: What's Real?
  • Jupiter60
  • · Replies 12 ·
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Undergrad Bootstrap model and different laws?
  • Suekdccia
  • · Replies 1 ·
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High School Is information the 5th state of matter?
  • allisrelative
  • · Replies 18 ·
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High School Beyond the Standard Model Explanations of GW190521
  • sbrothy
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Graduate Search for literature on Quantum Gravity
  • ChrisVer
  • · Replies 17 ·
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Undergrad Is energy a fundamental physical quantity or a derived one?
  • Mayan Fung
  • · Replies 9 ·
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High School Understanding the Galilean transformation
  • etotheipi
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Graduate The Wolfram Model & Wolfram Physics Project
  • Auto-Didact
  • · Replies 42 ·
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High School Randomness in electron position
  • kolleamm
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Graduate Why do we extremize the Lagrangian in the Hamilton principle instead of energy?
  • anbhadane
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Graduate How is physical Information "encoded"?
  • kfjvj
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Undergrad Does a 2-dimensional world really exist?
  • Lars1408
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Graduate A strange theory of everything: dust on [itex]\mathbb{R}^{0|18}[/itex]
  • mitchell porter
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Undergrad Trouble for Loop Quantum Gravity?
  • ohwilleke
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Graduate Seeking the Standard Model in E8 plus Supersymmetry
  • mitchell porter
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Undergrad Evaluation of SMASH - most minimal extension of SM
  • kodama
  • · Replies 17 ·
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Graduate Physical Motivation for Supersymmetry
  • PGaccount
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Undergrad Variational operator in the least action principle
  • Haorong Wu
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Undergrad Constraints on BSM from EDM measurements
  • Malamala
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Graduate Equipartition theorem and Coupled harmonic oscillator system
  • Karthiksrao
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High School Massive Gravity Theory: Explaining Universe Expansion
  • Pratyeka
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Undergrad Small oscillations and spatial transformations | Part 1
  • JD_PM
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High School Any proof of extra dimensions?
  • Trollfaz
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Graduate What Are the Mysterious Bubbles of Nothing That Consume Spacetime?
  • Trollfaz
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Undergrad Can someone explain to me a flop transition in laymen's terms?
  • Trollfaz
  • · Replies 6 ·
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Undergrad Different kinds of infinity in physics?
  • supernova1054
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Graduate Physics and mathematical hyperoperations above exponentiation
  • Jenab2
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Undergrad Is Theoretical Physics Progressing Slower Than Experimental Physics?
  • warhammer
  • · Replies 4 ·
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Graduate Questions about magnetic monopoles
  • phoenix95
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Undergrad Leptons and the Lorentz Group O(3,3)
  • Marty4691
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Graduate Is Stochastic String Theory the Key to Original Ideas in Physics?
  • MathematicalPhysicist
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Graduate The tautological 1-form: Lagrange vs. Hamilton formalism
  • PGaccount
  • · Replies 27 ·
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Undergrad Why does nothing happen at the Planck mass?
  • gerald V
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Undergrad Subquantum kinetics- anything to it?
  • Garett Kutcher
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Undergrad How Did 1900s Physicists Misjudge the Completeness of Physics?
  • MichPod
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Graduate Is physical reality more than the sum of its parts?
  • Twodogs
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Undergrad Barrow black holes with fractal surface?
  • sbrothy
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High School A question about quantities vs units in physical laws
  • etotheipi
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Undergrad What use is the AdS/CFT correspondence in a flat universe?
  • nomadreid
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Graduate Degrees of freedom of thin rods
  • hkyriazi
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Graduate Spectral domain double integral with singularities
  • tworitdash
  • · Replies 13 ·
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Undergrad Seeking Symmetry: Lie Group & Algebra Models
  • fresh_42
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Graduate First order formalism of Polyakov action
  • phoenix95
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High School How can a dimension be "curled up" and have a finite extent?
  • Cody Richeson
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Graduate Vacuum as the low energy limit of....
  • oquen
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Graduate Compactification of spatial extra dimensions
  • DuckAmuck
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High School Showing that formulae are invariant for all values in the domain
  • etotheipi
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Graduate Why does the Kähler Potential only contain left handed Weyl spinors?
  • QFT1995
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Undergrad Invariance of the Poisson Bracket
  • Luke Tan
  • · Replies 8 ·
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Undergrad Emergent space-time from what?
  • nomadreid
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Graduate What is meant by the mass of a superfield?
  • QFT1995
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Graduate Eric WEinstein's Geometric Unity theory
  • mitchell porter
  • · Replies 12 ·
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Undergrad Does Galilean symmetry imply that all systems are monogenic?
  • hgandh
  • · Replies 6 ·
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Undergrad Could gravitons be dimensionless?
  • jcap
  • · Replies 5 ·
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High School Planck-like values out of permeability and permittivity
  • roineust
  • · Replies 8 ·
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Undergrad Stern-Gerlach experiment with a classical object
  • Killtech
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Undergrad The existence of negative gravitational plus positive inertial mass?
  • tade
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High School Contributions to total energy in different areas of Physics
  • etotheipi
  • · Replies 6 ·
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Undergrad Rare Kaon decay may shed light on new physics....maybe
  • member 656954
  • · Replies 1 ·
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Graduate Help with the Proof of an Operator Identity
  • Opus_723
  • · Replies 1 ·
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Graduate Calculating Functional Derivatives: -1≤xₒ≤1 vs -1<xₒ<1
  • PBTR3
  • · Replies 1 ·
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High School Differential equations in physics
  • kent davidge
  • · Replies 2 ·
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Undergrad Wigner's Theorem That All Fields Must Be Tensors
  • bhobba
  • · Replies 1 ·
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Undergrad Is There a Mistake in This CLQG Thesis?
  • julian
  • · Replies 3 ·
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Graduate Can Cosmic Inflation and String Theory change fundamental laws?
  • Suekdccia
  • · Replies 4 ·
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Undergrad Question about an "exact" distribution function
  • dRic2
  • · Replies 5 ·
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Graduate A relation in "Scattering Amplitudes in Gauge Theory....", Elvang et al
  • nrqed
  • · Replies 5 ·
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Graduate M theory dimension change and large N_c, are they related?
  • arivero
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Undergrad Meagre cows and future searches
  • arivero
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Graduate According to Wilczek, how does quantum mechanics arise?
  • Suekdccia
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Undergrad Higgsino: The Supersymmetric Partner of the Higgs - What You Need to Know
  • hyksos
  • · Replies 4 ·
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Undergrad Simple case of Gauss' law for gravity
  • snoopies622
  • · Replies 10 ·
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