TLDR: Tianjin University achieved 604.2 Wh/kg battery density in laboratory conditions, theoretically enabling 1,000-mile EVs. But with only 127 charge cycles, $18,000 in materials alone, and 15-year commercialization timeline, this is another research headline, not a consumer product. Real progress happens through boring incremental gains, not laboratory miracles.
Chinese researchers at Tianjin University announced a battery breakthrough that sounds too good to be true, because it probably is.
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