Задача id14199
What is the ratio of the number of phonons with the Debye frequency wD = kQ/h to the number of phonons with the frequency wD/2 in a crystal described by the Debye model at temperatures T1 = Q and T2 = Q/10?
Short solution. Format gif
Оплата и выдача товара осуществляются через партнёрскую платформу.