Transition from a relativistic constotuent-quark model to the quantum-cromodynamical asymptotics: A quantitative descriptio the pion electromagnetic form factor at intermediate values of momentumtransferстатья
Статья опубликована в высокорейтинговом журнале
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Дата последнего поиска статьи во внешних источниках: 6 февраля 2014 г.
Аннотация:We solve the problem of analytically continuing the electromagnetic pion form factor into the complex domain of transferred momenta. We treat the pion as a composite quark-antiquark system. We demonstrate that the analytic properties of the form factor calculated in the framework of relativistic quantum mechanics with direct interaction agree with the analytic properties following from the general principles of quantum field theory.