Author:
Van Dong Phung,Van Loi Duong
Abstract
AbstractThe $$SU(3)_L\otimes U(1)_X$$
S
U
(
3
)
L
⊗
U
(
1
)
X
symmetry actually studied is directly broken to the electroweak symmetry $$SU(2)_L\otimes U(1)_Y$$
S
U
(
2
)
L
⊗
U
(
1
)
Y
by a Higgs triplet, predicting a relevant new physics at TeV scale. This work argues, by contrast, that the higher weak isospin $$SU(3)_L$$
S
U
(
3
)
L
might be broken at a high energy scale, much beyond 1 TeV, by a Higgs octet to an intermediate symmetry $$SU(2)_L\otimes U(1)_{T_8}$$
S
U
(
2
)
L
⊗
U
(
1
)
T
8
at TeV, before the latter $$U(1)_{T_8}$$
U
(
1
)
T
8
recombined with $$U(1)_X$$
U
(
1
)
X
defines (i.e., broken to) $$U(1)_Y$$
U
(
1
)
Y
by a Higgs singlet. The new physics coupled to $$SU(3)_L$$
S
U
(
3
)
L
breaking phase is decoupled, whereas what remains is a novel family-nonuniversal abelian model, $$U(1)_{T_8}\otimes U(1)_X$$
U
(
1
)
T
8
⊗
U
(
1
)
X
, significantly overhauling the standard model as well as yielding consistent results for neutrino mass, dark matter, W-mass anomaly, and FCNC, differently from the usual 3-3-1 model.
Publisher
Springer Science and Business Media LLC
Subject
Physics and Astronomy (miscellaneous),Engineering (miscellaneous)
Cited by
2 articles.
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