Battery Electrolytes

At 4.4 V and 25°C, the cell maintains ​​≥80% capacity retention​​ after ​​2000 cycles​​ under a ​​4C charge / 1C discharge​​ step protocol. ​​At 4.4 V and 45°C, the cell achieves ​​≥80% capacity retention​​ after ​​1800 cycles​​ under the same ​​4C/1C step cycling​​ conditions. ​At 4.45 V and 45°C, the system retains ​​≥80% capacity​​ after ​​1500 cycles​​ under a ​​1C/1C charge-discharge protocol​​.