A new study found that the numbers prove fuel cell hybrid electric vehicle (FCHEV) powertrains partnered with supercapacitors have better fuel economy than powertrains that blend a fuel cell and a ...

Supercapacitors (often called ultracapacitors) fill a niche somewhere between rechargeable lithium cells and ordinary capacitors. Ordinary capacitors have a low energy density, but a high power ...

Researchers at the Department of Instrumentation and Applied Physics (IAP), Indian Institute of Science (IISc) and ...