Abstract: Existing methods for potassium ion measurement, like ion chromatography, spectrophotometry, and colorimetry, rely on spectrometric equipment, which is limited by high cost, significant ...

Potassium-ion batteries store more energy than sodium-ion options, making them ideal for large-scale green energy storage, according to a summary of recent research at Dongguk University in Seoul, ...

Potassium-ion batteries could have a higher energy density than sodium-ion batteries. This is important for large-scale energy storage such as for renewable energy. Image Credit: Science and ...

Potassium nitrate (KNO 3), known historically as saltpeter or the mineral niter, is a common salt with multiple uses. It has been known since antiquity; an early appearance in the chemical literature ...

Advantages of a potassium-ion battery. How does a water-in-salt electrolyte help in making a potassium-ion battery viable? Tokyo University of Science's advanced methodology that was used to gain more ...

The battery start-up Group1 has emerged from stealth with plans to commercialize a cathode material for potassium-ion batteries that could be an alternative to increasingly expensive lithium-based ...