A redox mediator-containing electrolyte incorporated into a battery cell is described. The redox mediator-containing electrolyte includes water, at least one hydroxide salt dissolved in the water, and at least one redox mediator incorporated into the water. The at least one redox mediator increases at least one of a rate capability or a cycle life of the battery cell by at least 10%. Also described are battery cells that may include a positive electrode, a negative electrode, and the redox mediator-containing electrolyte. The battery cells may further include an ion-selective material that diffuses hydroxide ions through the material at a faster rate than at least one of the redox mediators.
本文描述了一种掺入电池单元的含氧化还原介质的电解液。含氧化还原调解剂的电解液包括
水、至少一种溶解在
水中的氢氧化盐和至少一种掺入
水中的氧化还原调解剂。至少一种氧化还原调解剂可将电池的速率能力或循环寿命至少提高 10%。还描述了可包括正极、负极和含氧化还原调解剂电解液的电池。电池可进一步包括离子选择性材料,该材料通过氢氧根离子的扩散速度比至少一种氧化还原介质的扩散速度快。