self-energy operator expectation value / reference molecular systems / experimental ionization energy / experimental characterization tools / energy position / gas phase donor / self-energy / organic electronics / high-level coupledcluster quantum chemical approaches / self-energy operator / kinetic energy / mean-field solution / organic molecular systems / energy gap / Online version / experimental energy / energy representation3 / gas phase organic molecules / exchange energy / to extended systems / self-energy formulation / energy-dependence / energy scales / finite size systems / electronics / molecular organic systems / electronic energy levels / potential energy surfaces / energy dependence / high-energy / chemical physics / energy-dependent dielectric function / energy representation / quasi-particle energy differences / ionization energy / periodic bulk organic systems / re-injecting solutions / organic systems / calculated and experimental energy gaps / energy derivative / molecular systems / gas phase molecules / gas phase organic systems / neutral and charged systems / large gas phase organic molecules / energy terms / gas phase cytosine / energy / /
rsta.royalsocietypublishing.org Excited states properties of organic molecules: from density functional theory to the GW and Bethe–Salpeter