SoftBank Demos Lithium-Metal Battery For Stratospheric Platforms

High specific-energy lithium-metal batteries could power stratospheric communications platforms.

Credit: HAPSMobile
Japan’s SoftBank has flight tested a lithium-metal battery with high specific energy and the ability to operate at low pressures and temperatures to power high-altitude platform stations (HAPS), providing wireless communications from the stratosphere. The company conducted a charge-discharge cycle...
Graham Warwick

Graham leads Aviation Week's coverage of technology, focusing on engineering and technology across the aerospace industry, with a special focus on identifying technologies of strategic importance to aviation, aerospace and defense.

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