article thumbnail

New solid hydrogen-on-demand fuel cell from HES Energy Systems flies UAV for record 6 hours

Green Car Congress

The Skyblade 360 fuel cell system developed by HES and DSO is extremely lightweight in comparison to lithium batteries that typically power this aircraft, and it is also extremely compact: its 1L fuel cartridge holds 1000 Wh of usable energy. It took HES several years to achieve this performance.

Hydrogen 150
article thumbnail

High-capacity GQD-coated VO2 nanoarray electrodes for high-performance Li- and Na-ion batteries

Green Car Congress

Researchers from Nanyang Technical University (NTU) in Singapore have shown high-capacity, high-rate, and durable lithium- and sodium-ion battery (LIB and NIB) performance using single-crystalline long-range-ordered bilayered VO 2 nanoarray electrodes. Batteries'

Li-ion 186
article thumbnail

MIT and Moscow State collaborating on advanced batteries, metal-air batteries and reversible fuel/electrolysis cells

Green Car Congress

Researchers at the Skoltech Center for Electrochemical Energy Storage (CEES), a partnership between the MIT Materials Processing Center and Lomonosov Moscow State University, are focusing on the development of higher capacity batteries. Advanced Li-ion and multivalent ion batteries. Rechargeable metal-air batteries.

MIT 150