Expert analysis compares Donut Lab’s solid-state pitch to pseudo-capacitor behavior and real cycle life data, helping you ...

Researchers turn discarded cigarette butts into carbon electrodes for supercapacitors, achieving high energy density, fast charging, and long-term stability from toxic waste.

Solid-state batteries have the potential to make EVs far more affordable and practical, but their commercial development has a record of false promises that would make Tesla's full self-driving blush.

Berkeley Lab scientists create microcapacitors with ultrahigh energy and power density. The microcapacitors are made with engineered thin films of hafnium oxide and zirconium oxide. The technology ...

Understand the energy density of electric and magnetic fields by exploring how energy is stored and distributed in electromagnetic fields. This video explains the underlying physics, key equations, ...

Alternative battery technologies, hybrid energy storage, and the use of AI-based solutions drive advances in battery energy ...

Aqueous batteries are much safer than traditional Li-ion cells but generally have a lower energy density. However, a team of researchers in China invented a new water-based battery that is almost ...

Scientists have developed a model capable of predicting the cycle lives of high-energy-density lithium-metal batteries by applying machine learning methods to battery performance data. The model ...

Researchers at Australia's Monash University are close to solving one of the biggest challenges with eVTOL aircraft. The team's new lithium-sulfur battery tech is designed to deliver roughly twice the ...

Electrostatic capacitors are a key component in high-power pulse equipment, power transmission and transformation engineering, new energy vehicles, and 5G communication. Their capability for ultrafast ...