Bogoliubov theory for weakly interacting gas Nikolay Bogoliubov considered perturbations on the limit of dilute gas, finding a finite pressure at zero temperature and positive chemical potential. This leads to corrections for the ground state. The Bogoliubov state has pressure : .
Bogoliubov theory for weakly interacting gas Nikolay Bogoliubov considered perturbations on the limit of dilute gas finding a finite pressure at zero temperature and positive chemical potential. This leads to corrections for the ground state. The Bogoliubov state has pressure : 