%0 Journal Article %K Performance %K 25 Energy Storage %K 36 MATERIALS SCIENCE %K Aluminum oxides %K Equilibrium %K Phase diagrams %K Phosphides %K Phosphorus additions %K Sodium compounds %K Sodium sulfides %K Sodium-sulfur batteries %A Paul L Ridgway %A Frank R McLarnon %A John S Newman %B Journal of the Electrochemistry Society %D 1996 %N 2 %P 412-417 %T Sodium/Phosphorus-Sulfur Cells II. Phase Equilibria %V 143