Specifics on ac resistance and why ACIR has become a standard measurement for Li-ions. The 1-kHz test frequency for ACIR and why it's the benchmark frequency. Comparing ACIR test vs. electrochemical ...

A team of engineers at NASA’s Jet Propulsion Laboratory, Pasadena, Calif, successfully tested a new ion propulsion engine design, one of several candidate propulsion technologies under study by NASA’s ...

Ions influence conductivity and mobility in molecular liquid crystals, affecting electrical behavior, stability, and performance in both established and emerging technologies. (Nanowerk Spotlight) The ...

Whether it is determining the origin of pollutants, characterizing contaminants in food, imaging individual biological cells or putting a date to historical objects, scientists use ion beams to help ...

Ankur Gupta receives funding from NSF. Modern life relies on electricity and electrical devices, from cars and buses to phones and laptops, to the electrical systems in homes. Behind many of these ...

Desert Works Propulsion expands U.S. ion propulsion capability through domestic manufacturing partnership and test capacity growth ...

Researchers probed the transit of cations across a nanopore membrane for the generation of osmotic energy. The team controlled the passage of cations across the membrane using a voltage applied to a ...

This electric forklift concept by Japanese equipment giant Komatsu is powered by sodium-ion batteries and promises safer, cheaper operation than the competition. Sodium-ion batteries have been hailed ...