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ProLogium, a Taiwanese solid-state battery startup, aims to mass-produce next-generation solid-state batteries by 2027, challenging China's dominance in the battery market with a new factory in France and a planned Nasdaq listing.
The Johnson Thermoelectric Energy Converter (JTEC) is a solid-state heat engine that converts thermal energy into electricity using hydrogen in an electrochemical cycle, claiming up to 60% efficiency.
Scientists and startups are developing solid-state air conditioners that use materials like gadolinium and bismuth telluride to move heat without refrigerants, but experts question whether they can match traditional AC efficiency.