Dongguk College Researchers Develop Scalable Zinc-Ion Battery Know-how for Industrial Use
by Riko Seibo
Tokyo, Japan (SPX) Might 13, 2025
A analysis crew from Dongguk College, led by Affiliate Professor Geon-Hyoung An from the Division of Vitality and Supplies Engineering, has launched a promising various to conventional lithium-ion batteries for industrial power storage. Their work, not too long ago printed within the journal Superior Vitality Supplies, explores the usage of graphene-coated chrome steel foil (G@SSF-400) as a present collector for zinc-ion batteries.
Not like typical lithium-ion techniques, which pose vital hearth dangers and excessive prices, zinc-ion batteries based mostly on water-based electrolytes supply a safer, cheaper, and environmentally pleasant possibility. Nonetheless, present zinc-ion battery designs usually face scalability points as a result of restricted mechanical power and conductivity of generally used present collectors like graphite foil.
The Dongguk College crew’s method overcomes these challenges by utilizing graphene-coated chrome steel, which could be mass-produced by an easy coating and warmth remedy course of to take away floor oxides. In keeping with Prof. An, “The core innovation of the current research is the usage of graphene-coated stainless-steel foil, or G@SSF-400, as a present collector for zinc-ion batteries. Not like typical collectors, our materials could be produced by a easy graphene coating and warmth remedy for floor oxide removing. This permits each industrial scalability and excessive electrochemical efficiency.”
The brand new present collector demonstrated distinctive efficiency, together with excessive particular capacities exceeding 1 mAh cm-2 and the power to retain 88.7% of its capability even after 1,500 charge-discharge cycles. These attributes are crucial for large-scale, long-term power storage options. Moreover, the expertise’s compatibility with roll-to-roll manufacturing processes helps industrial-scale manufacturing, making it a sensible alternative for integrating renewable power sources into the grid.
“This expertise is very appropriate for grid-scale power storage techniques, particularly within the context of renewable power integration. By enabling the usage of water-based zinc-ion batteries, our method offers a non-flammable, cost-effective, and environmentally pleasant various to conventional lithium-ion techniques,” Prof. An added.
With these developments, the G@SSF-400 present collector design positions zinc-ion batteries as a viable, scalable, and sustainable power storage resolution, probably decreasing the reliance on hazardous and expensive lithium-based applied sciences. This breakthrough might considerably impression international power storage, selling wider entry to renewable energy and supporting a extra resilient and sustainable power infrastructure.
Associated Hyperlinks
Dongguk University
Powering The World in the 21st Century at Energy-Daily.com
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