Dongguk College Researchers Develop Scalable Zinc-Ion Battery Expertise for Industrial Use
by Riko Seibo
Tokyo, Japan (SPX) Might 13, 2025
A analysis staff from Dongguk College, led by Affiliate Professor Geon-Hyoung An from the Division of Power and Supplies Engineering, has launched a promising different to conventional lithium-ion batteries for industrial power storage. Their work, lately revealed within the journal Superior Power Supplies, explores the usage of graphene-coated stainless-steel foil (G@SSF-400) as a present collector for zinc-ion batteries.
In contrast to standard lithium-ion programs, which pose important hearth dangers and excessive prices, zinc-ion batteries based mostly on water-based electrolytes supply a safer, less expensive, and environmentally pleasant possibility. Nevertheless, present zinc-ion battery designs typically face scalability points as a result of restricted mechanical power and conductivity of generally used present collectors like graphite foil.
The Dongguk College staff’s strategy overcomes these challenges through the use of graphene-coated stainless-steel, which will be mass-produced via a simple coating and warmth therapy course of to take away floor oxides. In keeping with Prof. An, “The core innovation of the current examine is the usage of graphene-coated stainless-steel foil, or G@SSF-400, as a present collector for zinc-ion batteries. In contrast to standard collectors, our materials will be produced via a easy graphene coating and warmth therapy 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 flexibility 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 selection for integrating renewable power sources into the grid.
“This expertise is very appropriate for grid-scale power storage programs, particularly within the context of renewable power integration. By enabling the usage of water-based zinc-ion batteries, our strategy supplies a non-flammable, cost-effective, and environmentally pleasant different to conventional lithium-ion programs,” 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 dear lithium-based applied sciences. This breakthrough may considerably impression world 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
