В.Л.Бонч-Бруевич, С.В.Тябликов. Методы Функций Грина В Статистической Механике

The Chemistry of the Polymyxins and Related Antibiotics

“…Vonsovskii and Izyumov (1960) and Woolsey and White (1970) obtained only the first term, which corresponds to the lowest-order approximation, which is equivalent to the first order of a l/Z expansion (2 is the number of nearest neighbours). However, as it turns out in our calculations, the scattering terms give more important contributions to the damping than the decay terms, i.e.…”