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, ...

Producing ethylene from food waste without greenhouse gas emissions

Great help expected for chemical companies to achieve carbon neutrality

09-Mar-2022 - The Korea Institute of Science and Technology (KIST, President Dr. Yoon, Seok-Jin) announced that a research team led by Dr. Jeong-Myeong Ha of the Clean Energy Research Center developed a process technology and catalyst for removing hydrogen sulfide, a toxic substance, during the process of ...

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 ...

Advance in water purification

Using radicalized NOX derivatives supported on metal oxides

21-Sep-2021 - NOX (X=1 or 2) emitted from stationery/mobile sources are conventionally deemed as notorious, anthropogenic precursors of ultrafine particulate matters (PM2.5) because NOX can undergo a series of SO2-assisted photochemical transformative stages to finally evolve PM2.5 functioning as an air ...

Making seawater drinkable in minutes

A new alternative seawater desalination membrane to produce drinking water

30-Jun-2021 - According to the World Health Organization, about 785 million people around the world lack a clean source of drinking water. Despite the vast amount of water on Earth, most of it is seawater and freshwater accounts for only about 2.5% of the total. One of the ways to provide clean drinking water ...

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 ...

High-performance single-atom catalysts for high-temperature fuel cells

Catalysts are stable at 700 degrees Celsius and expected to stimulate the commercialization of next-gen reversible fuel cells

29-Sep-2020 - Unlike secondary batteries that need to be recharged, fuel cells are a type of eco-friendly power generation systems that produce electricity directly from electrochemical reactions using hydrogen as fuel and oxygen as oxidant. There are various types of fuel cells, differing in operating ...

Development of photovoltaics that can be applied like paint for real-life application

Future application as plastic-based photovoltaic paint technology

10-Sep-2020 - Researchers in Korea have successfully developed a high-efficiency large-area organic solution processable solar cell by controlling the speed at which the solution of raw materials for solar cells became solidified after being coated. The team led by Dr. Hae Jung Son from the Photo-electronic ...