ABSTRACT
TheLandauTheory3
Ontheotherhand,ifoneproceedstoofast,thefinalstateisnolongeran eigenstate.ThisdilemmadisappearsonlyifthelifetimeTisverylong.We shallseeinChap.4thatthislimitsustolow-lyingexcitedstates,very closetothegroundstate.
TheLandauTheory3
Ontheotherhand,ifoneproceedstoofast,thefinalstateisnolongeran eigenstate.ThisdilemmadisappearsonlyifthelifetimeTisverylong.We shallseeinChap.4thatthislimitsustolow-lyingexcitedstates,very closetothegroundstate.