SEARCH Articles Figures Tables Atoms with s and p valence electrons Bis-p-phenylene-34-crown-10 synthesis—a receptor for n-electron-deficient aromatics Electronic p-type Ground state electronic configuration p-block elements Other electron donors in PS II P orbital electrons P+ electronic transition P-Dicyanobenzene electron-accepting sensitizer P-Electron system Photochemical electron transfer in PS II - an overview Poly(p-Phenylene Vinylene) Copolymers with Electron Donor and Aryl Substituents Poly(p-Phenylene Vinylene) Copolymers with Electron-Withdrawing Substituents Poly(p-Phenylene Vinylene) Homopolymers with Electron-Withdrawing and Donating Substituents The electron donor side of PS II The electronic structure of p-carotene