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Additive manufacturing of ultralong and architected single crystals

21 October 2026 at 01:00

Nature, Published online: 21 October 2026; doi:10.1038/s41586-026-11185-0

A free-form additive manufacturing method that uses alternating and pulsed heat inputs is described for fabricating metre-tall, centimetre-diameter single crystals of Ti-6Al-4V, as well as hard-to-process refractory metals, including W, Mo, Nb and MoNb alloys.

Low-carbon circular recycling of spent lithium-ion battery cathodes via direct regeneration and high-value upcycling

Energy Environ. Sci., 2026, 19,3691-3718
DOI: 10.1039/D6EE02149B, Review Article
Hongguan Wang, Jinshuo Zou, Peng Chao, Jianfeng Mao, Gemeng Liang
The direct regeneration and high-value upcycling of spent battery cathodes demonstrate significant advantages in environmental sustainability and economic feasibility, providing an emerging technological pathway for a low-carbon circular economy.
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