scholarly journals Electric charge quantization without anomalies?

1994 ◽  
Vol 49 (7) ◽  
pp. 3617-3621 ◽  
Author(s):  
R. Foot
2018 ◽  
Vol 33 (09) ◽  
pp. 1850053
Author(s):  
M. Shifman ◽  
A. Yung

Non-Abelian strings are considered in non-supersymmetric theories with fermions in various appropriate representations of the gauge group U[Formula: see text]. We derive the electric charge quantization conditions and the index theorems counting fermion zero modes in the string background both for the left-handed and right-handed fermions. In both cases we observe a non-trivial [Formula: see text] dependence.


2012 ◽  
Vol 42 (1-2) ◽  
pp. 120-124 ◽  
Author(s):  
Fabricio Augusto Barone Rangel ◽  
Giancarlo Thales Camilo da Silva ◽  
José Abdalla Helayël-Neto

2001 ◽  
Vol 16 (19) ◽  
pp. 3203-3216 ◽  
Author(s):  
HIROMI KASE ◽  
KATSUSADA MORITA ◽  
YOSHITAKA OKUMURA

Connes' gauge theory on M4 × Z2 is reformulated in the Lagrangian level. It is pointed out that the field strength in Connes' gauge theory is not unique. We explicitly construct a field strength different from Connes' and prove that our definition leads to the generation-number independent Higgs potential. It is also shown that the nonuniqueness is related to the assumption that two different extensions of the differential geometry are possible when the extra one-form basis χ is introduced to define the differential geometry on M4 × Z2. Our reformulation is applied to the standard model based on Connes' color-flavor algebra. A connection between the unimodularity condition and the electric charge quantization is then discussed in the presence or absence of νR.


1991 ◽  
Vol 06 (07) ◽  
pp. 527-529 ◽  
Author(s):  
ROBERT FOOT

Electric charge quantization is re-examined in the standard model.


2014 ◽  
Vol 29 (06) ◽  
pp. 1450032 ◽  
Author(s):  
J. M. Cabarcas ◽  
J.-Alexis Rodriguez

We obtain electric charge quantization in the context of models based on the gauge symmetry group SU (3)c ⊗ U (4)L ⊗U(1)X. The gauge models study include three families to cancel out anomalies and a set of scalar fields to break the symmetry spontaneously. To show the electric charge quantization, we use classical symmetry conditions and quantum chiral anomaly conditions.


2006 ◽  
Vol 39 (30) ◽  
pp. 9591-9610 ◽  
Author(s):  
E Minguzzi ◽  
C Tejero Prieto ◽  
A López Almorox

1978 ◽  
Vol 18 (8) ◽  
pp. 2788-2797 ◽  
Author(s):  
M. J. Duff ◽  
J. Madore

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