the screening potential has much significance for proton capture reaction of 14 N in hydrogen burning by CNO cycle. For other thermonuclear reactions,strong magnetic field has little effect on the reaction rate.

• 增加的屏蔽势对CNO循环中氢燃烧阶段14 N的质子俘获反应有明显的意义 ,但对其它热核反应 ,强磁场没有多大影响