Lithium battery having a protected lithium electrode and an ionic liquid catholyte
CROSS-REFERENCE TO RELATED APPLICATIONS This application is a continuation of U.S. patent application Ser. No. 13/615,351, filed Sep. 13, 2012, titled P ROTECTED L ITHIUM E LECTRODES H AVING A P OLYMER E LECTROLYTE I NTERLAYER AND B ATTERY C ELLS T HEREOF, now pending, which is a continuation …