NuclearOperator.py 文件源码

def analyticParitionFunctionValue(self, temperatureInKelvin):
        "Canonical Partition Function Value for this Hamiltonian"
        thermalEnergy = self.mySpace.unitHandler.BOLTZMANNS_CONSTANT_JOULES_PER_KELVIN * temperatureInKelvin
        thermalEnergy = self.mySpace.unitHandler.energyUnitsFromJoules(thermalEnergy)
        partitionEnergy = self.mySpace.hbar * self.omega * (.5)
        return 0.5 * math.sinh(partitionEnergy / thermalEnergy)**-1.0