query: Theta terms observable effects for $SU(3)$, $SU(2)$ and $U(1)$ in the standard model
positive_passages.docid: 22040
positive_passages.text: Why is there no theta-angle (topological term) for the weak interactions?
negative_passages.docid: 157779
negative_passages.text: What does the Jacobi identity impose on structure constants?
negative_passages.docid: 108325
negative_passages.text: What's the relationship between $SL(2,\mathbb{C})$, $SU(2)\times SU(2)$ and $SO(1,3)$?
negative_passages.docid: 38103
negative_passages.text: A No-Nonsense Introduction to Quantum Field Theory
negative_passages.docid: 25257
negative_passages.text: How to see if certain representation of $SU(2)$ is symmetric/antisymmetric/mixed?
negative_passages.docid: 120490
negative_passages.text: Does magnetic monopole violate $U(1)$ gauge symmetry?
negative_passages.docid: 27985
negative_passages.text: If $\tau_1, \tau_2,\tau_3$ then which are correct?
negative_passages.docid: 11181
negative_passages.text: Counting degrees of freedom of gauge bosons
negative_passages.docid: 14203
negative_passages.text: Finding the creation/annihilation operators
negative_passages.docid: 38467
negative_passages.text: Interpreting the Kretschmann scalar
negative_passages.docid: 155300
negative_passages.text: Angular momentum conservation in pion decay?
negative_passages.docid: 111814
negative_passages.text: Precise connection between complexification of $\mathfrak{su}(2)$, $\mathfrak{so}(1,3)$ and $\mathfrak{sl}(2, \mathbb{C})$
negative_passages.docid: 21581
negative_passages.text: Empirical bound on sum of electron and proton charge
negative_passages.docid: 44239
negative_passages.text: Why the extra term $\frac{1}{2}(\partial_{\rho}A^{\rho})^2$ in the photon Lagrangian?
negative_passages.docid: 111352
negative_passages.text: Why are muons considered to be elementary particles in the Standard Model?
negative_passages.docid: 87328
negative_passages.text: Expectation of momentum in the bound state
negative_passages.docid: 131822
negative_passages.text: Polarization vectors of massive and massless particles