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.
Undergrad Possible universes as in Modal Logics
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Graduate Help with identifying a reference for the time-invariant Kaluza-Klein metric
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Graduate Calmet & Hsu: Quantum hair and black hole information
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Graduate Is the Higgs really not as heavy as we thought?
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Undergrad Coefficients in expansions of a vector potential
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Graduate SO(3) group, Heisenberg Hamiltonian
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Graduate Gradient of higher rank tensor
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Graduate Lagrange-D’Alembert Principle and random ODE
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Undergrad Canonical transformation vs symplectomorphism
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Undergrad Between a Zeptometer and the Planck length
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Undergrad Building Quantum GR out of quantum rulers and quantum clocks
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Undergrad Looking for a Comprehensive Explanation of Natural Units
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Undergrad What Are the Empirical Challenges Facing Quantum Gravity Theories?
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Undergrad Understanding Tensors & Knot Theory in Physics
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Undergrad The partial time derivative of Hamiltonian vs Lagrangian
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High School Current status of Horava Lifshitz gravity?
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Graduate Grant for Research in Theoretical Physics
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Undergrad Do extra dimensions lead to expansion of our universe?
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Undergrad Lagrangian with generalized positions
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Undergrad Standard designation for generalization of Euler-Lagrange?
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Graduate Can Membrane Field Theory Elucidate M-Theory?
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Graduate Percentage of String Theory Research in Theoretical Physics
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Undergrad Swampland Conjecture: String Theory & Unstable Universes
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Undergrad Action in Lagrangian Mechanics
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Undergrad What Shapes Can Extra Dimensions Take in String Theory?
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Graduate What possible experiments will falsify String Theory?
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Undergrad Is quantum gravity still an immensely popular field?
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Undergrad What is your opinion about Freeman Dyson's opinion on the unification?
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Undergrad Dimensions of our physical world
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Undergrad Can configuration space be observer independent?
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Graduate What are the key contributions of Chris Isham to theoretical physics?
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High School LHCb results and MicroBooNE results
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Graduate Is the self-consistency principle a scientific or philosophical idea?
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Undergrad Confusion between vector components, basis vectors, and scalars
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High School Is Energy Defined by Shape or Matter in General Relativity?
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Undergrad Metrics and conformal transformations
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Graduate Stationary Point of Variation of Action
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Graduate Euler Lagrange and the Calculus of Variations
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Graduate What is k-Minkowski spacetime, and is it a tool in a theory of quantum gravity?
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Undergrad Playing with Lagrangian and I screw up
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Undergrad Where does Hamilton's Principle come from?
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Undergrad Current progress in quantum gravity?
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Graduate Can Gödel's Theorem Inform Our Understanding of Physical Reality?
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Graduate Can holography provide a complete description of a space-time?
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High School Difference between LQC and Causal Sets
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Undergrad Benefits of Lagrangian mechanics with generalised coordinates
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Graduate Doubt in a step while deriving Bertrand theorem
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Undergrad String Basics question from an ABJECT ignoramus
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Graduate Massless electrons stable if the Universe approaches a de Sitter Universe?
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Graduate Charge conjugation in quantum gravity
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High School Does the Laplace operator equal the Del operator squared?
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Undergrad Bohmian mechanics and String theory
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High School What would happen if there were no inertia?
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Undergrad New Lepton Universality Data To Be Announced Tuesday, 18 October 2021
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Graduate Cohomology and fermions in supersymmetry
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High School XENON1T and possible dark energy detection
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Graduate Quantum theory without classical time: quantum gravity and unification
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Undergrad String theory in 4 dimensions?
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Graduate Looking for the earliest articles about Quantum Gravity
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High School What Happens If Tachyons Are Detected?
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Graduate Edward Witten and the Mathematical Multiverse?
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Graduate Any model or theory in physics akin to "Law without law"?
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Undergrad Are these descriptions about extra dimensions really true?
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Undergrad Scalar product and generalised coordinates
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Undergrad Is Supersymmetry required by String theory?
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High School Could atoms be formed from other quarks than up and down?
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Graduate Do you agree with Jeff Bezos on theoretical physics?
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Undergrad Ontology of Causal Dynamical Triangulation
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Undergrad What Explains the Odd Behavior of the Four Fundamental Forces?
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Undergrad Multiverse: How Many Universes Could Exist?
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Undergrad Phase space integral in noninteracting dipole system
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Undergrad More rigorous Euler-Lagrange derivation
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Graduate A question about emergent gravity
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Graduate Why Does Hamilton's Principle Use L=KE-PE Instead of L=KE+PE?
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Graduate New take on Tegmarks MUH --Geometric Transformation Internalization
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Graduate What are the difficulties of the rishon model?
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Undergrad Is the Higgs field in its present form phlogiston-like?
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Undergrad Why are gravitons expected to exist when gravity is just warped spacetime?
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Graduate Is ADS Theory a Quantum Theory? Hawking's Bet and the ADS/CFT Equivalence
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Graduate Is Theoretical Physics Wasting Our Best Living Minds On Nonsense? Moved
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Graduate Nobel laureates for and against string theory?
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Undergrad Flat arena for quantum gravity?
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High School Implication of Goedel's theorems on physics
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High School What's the distance metric for a compactified dimension?
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Undergrad References for Hamiltonian field theory and Dirac Brackets
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Graduate How can modular forms be used in particle physics mass models?
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High School GR and closeness to a black hole singularity
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Graduate MOND Theory Primer: Stacy McGaugh's Research Program Explored
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Graduate Wiesendanger's quantization of an SO(1,3) extension of GR
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Undergrad Are all symmetries in physics just approximations?
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Undergrad Can the Principle of Least Action Unify Different Branches of Physics?
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Graduate What does the equation C = 12 J mean for black holes?
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Graduate Noether's theorem for finite Hamiltonian systems
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Graduate A technical question about the amplituhedron
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High School Supersymetry versus Anti Particles?
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Graduate The equations of variable mass systems
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Graduate Proof of Classical Fluctuation-Dissipation Theorem
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Graduate The long awaited F theory book finally set out
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High School Can We Discover Multiple Time Dimensions Like Space?
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Graduate Nobel laureates supporting string theory?
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