Novel Aluminum-Ion Battery: Flexible, Safe and Eco-Friendly

In September 2025, Indian scientists developed a novel aluminum-ion battery that is not only flexible—able to fold like paper—but also safe and environmentally friendly.

  • This innovation addresses key limitations of conventional lithium-ion batteries, which are prone to overheating and explosions.

Key Features

Feature

Description

Materials Used

Aluminum (abundant, eco-friendly) and water-based electrolyte

Cathode

Copper hexacyanoferrate (CuHCFe), pre-filled with aluminum ions

Anode

Molybdenum trioxide (MoO₃)

Safety

Non-flammable and safe to touch

Flexibility

Can bend and fold completely in half without loss of performance

Durability

Retains 96.77% capacity after 150 charge-discharge cycles

Eco-Friendly

Uses abundant aluminum and water-based solutions, reducing environmental impact.

Efficiency

High energy storage comparable to conventional lithium-ion batteries.

Applications

Wearable devices, flexible smartphones, safer ....

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