<Tr> <Td_colspan="6"> Solid electrolyte . Very high reliability and low self discharge rate . Used in medical applications that need a long life, e.g. pacemakers . Does not generate gas even under short circuit . Solid - state chemistry, limited short - circuit current, suitable only for low - current applications . Terminal voltage decreases with degree of discharge due to precipitation of lithium iodide . </Td> </Tr> <Tr> <Td> Li - Ag CrO </Td> <Td> Silver chromate </Td> <Td> Lithium perchlorate solution </Td> <Td> 3.1 / 2.6 V </Td> <Td> 3.45 V </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td_colspan="6"> Very high reliability . Has a 2.6 V plateau after reaching certain percentage of discharge, provides early warning of impending discharge . Developed specifically for medical applications, for example, implanted pacemakers . </Td> </Tr> <Tr> <Td> Li - Ag V O, Li - SVO, Li - CSVO </Td> <Td> Silver oxide + vanadium pentoxide (SVO) </Td> <Td> lithium hexafluorophosphate or lithium hexafluoroarsenate in propylene carbonate with dimethoxyethane </Td> <Td> </Td> <Td> </Td> <Td> </Td> <Td> </Td> </Tr>

Who introduced lithium-ion batteries to the market in the 1990s