Nevertheless , such a choice has a severe shortcoming : the corresponding states are solutions of two different Hamiltonians , each neglecting the presence of the other well .
A tempting choice would be the use of eigenstates of single quantum wells .
Such a choice has a severe shortcoming : the corresponding states are solutions of two different Hamiltonians , each neglecting the presence of the other well .
A tempting choice would be the use of eigenstates of single quantum wells .