SEARCH Articles Figures Tables Fuoss-Kirkwood equations Integral equations Kirkwood definition Kirkwood Kirkwood-Buff equation Kirkwood-Frohlich equation Kirkwood-Frolich equation Kirkwood-Muller equation Kirkwood-Onsager equation Kirkwood-Riseman equation Kirkwood-Westheimer equation Slater-Kirkwood equation The Kirkwood and Zwanzig Equations