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Metals Tech

Taiwan university develops battery costing only 5% of lithium ones

Taiwan's National Cheng Kung University has developed an eco-friendly battery using sodium ion electrolyte as the source. The battery's non-corrosive, non-toxic and non-explosive characteristics have made it…

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Taiwan university develops battery costing only 5% of lithium ones
Taiwan university develops battery costing only 5% of lithium ones

From the Energy Metal News archive. This article dates from Apr 13, 2018 and is preserved as first published.

Taiwan’s National Cheng Kung University has developed an eco-friendly battery using sodium ion electrolyte as the source. The battery’s non-corrosive, non-toxic and non-explosive characteristics have made it suitable for storing power generated by wind and solar power systems, and can be applied near agricultural or water source areas without creating hazard, the developers said.

Taiwan’s National Cheng Kung University has developed an eco-friendly battery using sodium ion electrolyte as the source.

Since the electrolyte is diluted from sodium phosphate powder, which is cheap to acquire at NT$300 (US$10) per kilogram, the costs for making the battery are only 5% of those of a lithium battery.

However, the battery only features a maximum capacity of 60mAh/g, which is only half of the lithium battery’s 120mAh/g.

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