Lee ebe a n'okpuru ma zaa ajụjụ a n'otu asụsụ ahụ dị ka ebe a: Ebe a: Lorentz nwere crater pairing, na Nernst dị n'ebe ugwu nke etiti Lorentz, na Röntgen jikọtara na n'ebe ndịda ọwụwa anyanwụ nke Nernst.
Nernst