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ann marie cœur's user avatar
ann marie cœur's user avatar
ann marie cœur
  • Member for 10 years
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14 votes
1 answer
822 views

If the classical Maxwell theory describes E&M fairly, how well-done is the classical Yang-Mills theory for chromodynamics?

9 votes
0 answers
1k views

Weyl transformation vs diffeomorphism; conformal invariant vs general in/covariant

9 votes
7 answers
2k views

Do the "colors" live in a 3-dimensional vector space? [closed]

8 votes
3 answers
2k views

Primordial black hole vs. black hole

8 votes
1 answer
1k views

Electric dipole moment (EDM) and magnetic dipole moment (MDM): CP violation in neutron

8 votes
3 answers
476 views

Are neutrons gauge neutral to all gauge forces?

7 votes
2 answers
1k views

Effects of Topological Terms: Hopf, $\Theta$, Chern-Simons, WZW, Berry phase term

7 votes
3 answers
1k views

Quantum Anomalies for Bosons

7 votes
1 answer
298 views

Non-abelian string in QCD?

6 votes
1 answer
905 views

Boundary (Anti)Periodic conditions and fermion partition functions

6 votes
3 answers
547 views

WHY BRST formulation works: Conditions imposed on QFT to find (how many) BRST parameters

6 votes
2 answers
964 views

Complex Lie algebra vs Real Lie algebra in Physics

5 votes
2 answers
452 views

Paul Dirac on Dimensionless Physical Constants and $\alpha\sim\frac{1}{137}$

5 votes
1 answer
180 views

Coleman–Mandula theorem and its assumptions on QFT

5 votes
1 answer
407 views

How to classifies the distinct "plasma" phases of matter?

5 votes
2 answers
284 views

Construct an $SO(3)$ rotation inside two $SU(2)$ fundamental rotations

5 votes
0 answers
140 views

Comparison between $U(1)$, $SU(N)$ and $SO(N)$ instantons

5 votes
1 answer
223 views

U(1) Dirac string moved to the SU(2) or SO(3) gauge theory

5 votes
1 answer
569 views

$SU(5)$ representation and higher anti-symmetric traces

5 votes
1 answer
113 views

Internal flavor symmetry of the $N$ left-handed complex Weyl spinors v.s. $N$ real Majorana spinors: ${\rm U}(N)$ vs. ${\rm O}(2N)$ or ${\rm O}(N)$

5 votes
0 answers
137 views

$\rm SO(10)$ grand unified model restores the parity symmetry lost in $\rm SU(5)$ model

5 votes
0 answers
89 views

Figure of $SO(10)$ grand unified theory in $E_6$ from Wikipedia

5 votes
1 answer
261 views

Nonrenormalizable but quantizable theory: gravity?

4 votes
0 answers
74 views

Zee Chapter VII.5: Can the fermion $10$ be the composite of fermion $5^*$?

4 votes
1 answer
123 views

Elegant theoretical way(s) to prove the $U(1)$ electric charge of electron + proton $Q_e+Q_p=0$?

4 votes
0 answers
231 views

Lattice model realization of $SU(2)$ WZW model at level $k$?

4 votes
0 answers
184 views

Legal values of quantum field can take? $\mathbb{R}$, $\mathbb{C}$, $\mathbb{H}$, ..?

4 votes
1 answer
431 views

Symmetry breaking of $SO(10)$ or $Spin(10)$

4 votes
1 answer
292 views

2D anomaly-free condition for a gauge theory

4 votes
0 answers
105 views

Ghost in quantum many body systems

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