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Ricoh perovskite solar cells Installed on Japan Aerospace Exploration Agency (JAXA) cargo transfer spacecraft1 HTV-X1 [Yahoo! Finance]

RICOH CO LTD SPN ADR (RICOY) 
NASDAQ:AMEX Investor Relations: ricoh.com/ir
Company Research Source: Yahoo! Finance
TOKYO Oct. 31, 2025 /PRNewswire/ -- Ricoh Company, Ltd. has announced that its perovskite solar cells have been installed on the Space Solar Cell Demonstration System (SDX) on the HTV-X1, the new uncrewed cargo transfer 'spacecraft1' developed by the Japan Aerospace Exploration Agency (JAXA), which was launched on October 26. After HTV-X1 delivers supplies to the International Space Station (ISS), JAXA will conduct an in-orbit demonstration. SDX on HTV-X1 ©JAXA During the in-orbit demonstration, Ricoh's perovskite solar cells are exposed to space for approximately two months. During this period, the current-voltage (I-V) characteristics will be measured, and power generation performance and durability will be evaluated. Conventional satellite solar cells are heavy, which increases launch costs, and they face challenges such as degradation from cosmic rays (radiation travelling through space) and limited power generation under low-light conditions. Perovskite solar cells, by contr Show less Read more
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