Rocket Lab Unveils Lighter Solar Cell Without Germanium to Address Supply Constraints
Rocket Lab has announced the production release of its Inverted Metamorphic (IMM) Apex solar cell, a next-generation product designed for space applications. The new solar cell offers improved performance with a conversion efficiency of 31.5% and is 40% lighter than previous models. The company highlighted that this version eliminates the use of germanium, addressing supply chain constraints associated with rare materials. This innovation aims to enhance scalability and reduce manufacturing bottlenecks for space-based solar power solutions.
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