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Rocket Lab Introduces High-Efficiency Solar Cell to Reduce Reliance on Supply ...
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Fusion42 · 9 September 2026 · Fusion42 review
Rocket Lab has launched IMM Apex, a high-efficiency space solar cell that eliminates reliance on germanium substrates, reducing exposure to critical mineral supply constraints while offering a lighter, more efficient solution compatible with existing systems.
This Wire brief sits within Fusion42's coverage of Government & Space, and 2 sources have reported it between 8 Sep 2026 and 9 Sep 2026.
◆ ◆ The Wire takeaway
Space companies relying on traditional solar cells face new supply risks as Rocket Lab's germanium-free cell removes that dependency. You can upgrade your satellite power systems now without retooling, cutting costs and supply delays.
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2 sources · first reported 8 Sep 2026 · latest 9 Sep 2026
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