Battery plus alkaline water

Can water-in-salt electrolyte improve the performance of Al-air batteries?

A long-term hurdle for Al-air batteries is the severe open-circuit corrosion, irreversibly self-discharging more than 80% per month depending on the battery design. In this work, we introduce an ionic liquid-ethylene glycol system as a local water-in-salt electrolyte to modify the conventional aqueous solution.

Which electrolyte is used in alkaline aluminum-air batteries?

New electrolyte based on electrolyte engineering and interface engineering is employed in alkaline aluminum-air batteries. Hydrogen bonding network is constructed for hydrogen precipitation self-corrosion inhibition. Synergistic effect between used additives effectively improves the battery performance.

Do aluminum-air batteries have a water-in-salt electrolyte interface?

In this case, aluminum-air battery achieves a specific capacity enhancement of approximately 2.5 times compared to conventional electrolyte systems. Overall, this study achieves dual regulation of the electrolyte and anodic interface, providing an idea for the local water-in-salt electrolyte in aluminum-air batteries.

Are aqueous monovalent ion rechargeable batteries water-in-Salt?

Herein, the recent advances in “water-in-salt” electrolytes for aqueous monovalent-ion (Li +, Na +, K +) rechargeable batteries have been systematically reviewed. Meanwhile, the corresponding reaction mechanisms, electrochemical performances and the existing challenges and opportunities are also highlighted.

What are aqueous Li-S batteries?

The aqueous Li-S batteries with totally different sulfur redox electrochemistry offer an opportunity to overcome the challenges of the traditional nonaqueous Li-S batteries. Also, this system maintains the advantages of aqueous electrolytes in terms of environmental friendliness, low cost, safety and high ionic conductivity .

Is water-in-Salt a good electrolyte for Li-ion batteries?

In 2015, a new type of electrolyte called water-in-salt (WIS) was developed and showed excellent performance in aqueous Li-ion batteries . Such electrolytes are then subjected to in-depth studies.