tight-binding+method+is+a+well-known+and+widely-used+semi-empirical+method+for+calculating+energies+and+band+structure+of+carbon+systems

См. также в других словарях:

• Europe, history of — Introduction       history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …   Universalium