article thumbnail

New halogen conversion-intercalation chemistry enables high-energy density aqueous Li-ion battery

Green Car Congress

volts versus Li/Li +. Combining this cathode with a passivated graphite anode, the team created a 4V-class aqueous Li-ion full cell with an energy density of 460 Wh kg -1 of total composite electrode and about 100% Coulombic efficiency. A team of researchers led by a group from the University of Maryland has.

Li-ion 271
article thumbnail

Renesas Electronics introduces 4th-generation Li-ion battery management IC

Green Car Congress

Renesas Electronics Corporation announced its fourth-generation lithium-ion (Li-ion) battery management IC that offers unmatched lifetime accuracy. Together, we designed and integrated a low-voltage Li-ion battery management system featuring ISL78714 ICs and RH850 microcontrollers in Mahindra Racing electric race cars.

Li-ion 199
article thumbnail

BloombergNEF: battery metals rebounding; by 2030, annual Li-ion battery demand to pass 2TWh

Green Car Congress

Key findings from the BloombergNEF 1H 2021 Battery Metals Outlook include: Battery demand will grow strongly this decade: By 2030, under BloombergNEF’s economic transition scenario, annual demand for lithium-ion batteries will pass 2.7TWh. Should these Australian converters delay in their commissioning hydroxide could be in shortage by 2025.

Li-ion 300
article thumbnail

Study finds nanoparticle NMC material used in Li-ion batteries harms key soil bacterium

Green Car Congress

Nanoparticle nickel manganese cobalt oxide (NMC), an emerging material that is being rapidly incorporated into lithium-ion battery cathodes, has been shown to impair Shewanella oneidensis , a key soil bacterium, according to new research published in the ACS journal Chemistry of Materials. —Hang et al.

Li-ion 150
article thumbnail

Mercedes-Benz bringing series of 3rd-generation plug-in hybrids to market; EQ Power, gasoline or diesel; C-, E- and S-Class

Green Car Congress

Mercedes-Benz is initially using this type of powertrain in the C-Class, E-Class and S-Class. It is combined with the OM 654 four-cylinder diesel engine for the first time in the C-Class. Class plug-in hybrids is a high towing capacity of up to 2100 kg if required. kWh/100 km). Earlier post.).

Plug-in 305
article thumbnail

Japan researchers develop all-solid-state batteries with low resistance at electrode/solid electrolyte interface

Green Car Congress

The fabricated batteries, reported in the journal ACS Applied Materials & Interfaces , showed excellent electrochemical properties that greatly surpass those of traditional and ubiquitous Li-ion batteries. cm 2 in solid-state Li batteries with Li(Ni 0.5 Structure of the thin-film all-solid-state batteries. 8b08506.

Ni-Li 262
article thumbnail

GWU researchers introduce new class of molten air batteries; significantly greater energy capacity than Li-air

Green Car Congress

Researchers at George Washington University led by Dr. Stuart Licht have introduced the principles of a new class rechargeable molten air batteries that offer amongst the highest intrinsic electric energy storage capabilities. During discharge, iron metal is converted back to iron oxide. Generalized form of the molten air battery.

Energy 309