Equations for a hybrid chiral bag with a covariant treatment of center-of-mass motionстатья
Информация о цитировании статьи получена из
Web of Science,
Scopus
Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Местоположение издательства:Road Town, United Kingdom
Первая страница:1426
Последняя страница:1436
Аннотация:On the basis of a covariant generalization of the Bogolyubov method of collective coordina-
tes, the hybrid chiral models of quark bags have been presented in the formulation taking exactly into
account the motion of the bag center of mass. In this covariant approach, analytic relations between the
elds involved arise from the eective nite-dierence structure of the model when boundary conditions
are imposed.We have analyzed in detail these relations and the interplay between the dynamics of quark
and pion degrees of freedom. It has also been shown that, within the approach being discussed, the
boundary conditions constrain the total baryon charge of the bag to be independent of the bag-surface
position.