Dear users,

In metallic systems with a fairly sizable electronic smearing temperature
T, is it accurate to claim that

(i) in a single point calculation, the free energy is the representative
energy of the system (due to the addition of -TS to the total energy U)

(ii) in a variable cell optimization, the enthalpy is the representative
energy of the system (due to the addition of the PV term to the energy).

Thanks!
-- 
SIESTA is supported by the Spanish Research Agency (AEI) and by the European 
H2020 MaX Centre of Excellence (http://www.max-centre.eu/)

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