Developing advanced recycling technology to restore spent battery cathode materials

The recycling process restores spent batteries to 100% of their original capacity, making them equivalent to new batteries

18-Nov-2024 - A research team led by Dr. Jung-Je Woo at the Gwangju Clean Energy Research Center of the Korea Institute of Energy Research (KIER) has successfully developed a cost-effective and eco-friendly technology for recycling cathode materials from spent lithium-ion batteries. With the recent rise in ...

A quick and easy way to produce anode materials for sodium-ion batteries using microwaves

17-Oct-2024 - The research team led by Dr. Daeho Kim and Dr. Jong Hwan Park at the Nano Hybrid Technology Research Center of the Korea Electrotechnology Research Institute (KERI) has developed a groundbreaking process technology that enables for ultrafast, 30-second preparation of hard carbon anodes for ...

Novel redox-active metal-organic framework as an anode material for Li batteries operating in freezing conditions

Achieved a discharge capacity five times higher than that of graphite anode material, even in environments as low as minus 20 degrees Celsius

27-Aug-2024 - TheKorea Institute of Energy Research (KIER)has developed a redox-active metal-organic hybrid electrode material (SKIER-5) for Li batteries that remains stable in cold conditions as low as minus 20 degrees Celsius. By addressing the limitations of graphite as an anode material of conventional ...

Clues to accelerate commercialization of all-solid-state batteries

New findings reveal how degradation of all-solid-state batteries occurs at the cathode under low-pressure operation

11-Dec-2023 - Often referred to as the ‘dream batteries’, all-solid-state batteries are the next generation of batteries that many battery manufacturers are competing to bring to market. Unlike lithium-ion batteries, which use a liquid electrolyte, all components, including the electrolyte, anode, and cathode, ...

Development of stretchable and printable free-form lithium-ion batteries

Realization of stretchable, adhesive, and mechanically deformable batteries that effectively transfer ions

29-Mar-2022 - A Korean research team has developed a soft, mechanically deformable, and stretchable lithium battery which can be used in the development of wearable devices, and examined the battery’s feasibility by printing them on clothing surfaces. The research team, led by Dr. Jeong Gon Son from the Soft ...

A flexible, stretchable battery capable of moving smoothly like snake scales

This new battery is expected to have a wide range of uses

30-Sep-2021 - The Korea Institute of Machinery and Materials (KIMM), an institute under the jurisdiction of the Ministry of Science and ICT, has developed a flexible, stretchable battery that bends and stretches like a snake. This new battery is expected to have a wide range of uses, such as in energy storage ...

Semiconductor technology mitigates fire risk in electric vehicle batteries

Convergence of semiconductor physics and electrochemistry leads to effective inhibition of dendrite formation using semiconducting passivation layers

17-Jun-2021 - Despite rapid development of electric vehicles (EVs), the safety of the lithium-ion (Li-ion) batteries remains a concern as they are as a fire and explosion risk. Among the various approaches to tackle this issue, Korean researchers have used semiconductor technology to improve the safety of ...

Preventing lithium loss for high-capacity lithium-ion batteries

A novel pretreatment strategy resolves a long-standing issue of silicon anode materials

23-Jun-2020 - A team of Korean researchers has developed a processing technology for maximizing energy densities of high-capacity batteries. The joint research team, which consists of Dr. Lee, Minah of the Center for Energy Storage Research and Dr. Hong, Jihyun of the Center for Energy Materials Research, both ...

Development of attachable sticker-type rechargeable batteries

15-Apr-2020 - Dr. Yoon Hana at Energy Conversion & Storage Materials Laboratory of Korea Institute of Energy Research (KIER, President Kim Jong-nam), Professor Kim Young-Jin (Dept. of Mechanical Engineering, Korea Advanced Institute of Science and Technology) and Professor Kim Seungchul (Dept. of Optics and ...