On a possible effective four-boson interaction and its implications at the upgraded LHCстатья
Статья опубликована в высокорейтинговом журнале
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Дата последнего поиска статьи во внешних источниках: 8 января 2017 г.
Аннотация:We consider a possibility of a spontaneous
generation of fourfold effective
interactions of electroweak gauge bosons $W^a$ and $B$. The conditions for the
spontaneous generation are shown to lead to a
set of compensation equations for parameters of the interaction.
In case of a realization of a non-trivial solution of the set, important electro-weak parameter $\sin^2\theta_W$ is defined. The existence
of two non-trivial solutions
is demonstrated, which provide a satisfactory value for
the electromagnetic fine structure constant $\alpha$ at scale
$M_Z$:
$\alpha(M_Z) = 0.007756$.
There is a solution with the high effective cut-off being close to
the Planck mass by the order of magnitude.
The most interesting solution corresponds to effective cut-off
$\simeq 10^2\,TeV$. This solution gives quite definite prediction for
non-perturbative effects
in processes $p+p\to\bar t t (W^\pm, Z)$, which could be observed
at the upgraded LHC.