Remove Li-ion Remove Recharge Remove Sodium
article thumbnail

PNNL team develops electrolyte for high-voltage sodium-ion battery with extended longevity

Green Car Congress

Cheap and abundant, sodium is a promising candidate for new battery technology. However, the limited performance of sodium-ion batteries has hindered large-scale application. Sodium-ion batteries (NIBs) have attracted worldwide attention for next-generation energy storage systems. —Jin et al. 2 in mole or 1.6:8.4

Sodium 334
article thumbnail

PNNL team develops sodium-manganese oxide electrodes for sodium-ion rechargeable batteries

Green Car Congress

The resulting improved electrical capacity and recharging lifetime of the nanowires. low-cost Na-ion battery system for upcoming power and energy. The resulting improved electrical capacity and recharging lifetime of the nanowires. low-cost Na-ion battery system for upcoming power and energy. Na-ion batteries.

Sodium 218
article thumbnail

New high energy, highly stable cathode for sodium-ion batteries

Green Car Congress

F 0.7 , for sodium-ion (Na-ion) batteries (NIBs). This new material provides an energy density of 600 Wh kg –1 , the highest value among Na-ion cathodes. Recently, attention has been refocused on room-temperature Na-ion batteries (NIBs) as a low-cost alternative technology as compared to LIBs. Click to enlarge.

Sodium 292
article thumbnail

Researchers use multivalent cation additives to inhibit dendrite growth in rechargeable batteries

Green Car Congress

Researchers at Tohoku University have devised a means to stabilize lithium or sodium depositions in rechargeable batteries, helping keep their metallic structure intact. Multivalent cation additives modify the solvation structure of lithium or sodium cations in electrolytes and contribute to flat electrodeposition morphology.

Recharge 243
article thumbnail

Researchers develop rechargeable hybrid-seawater fuel cell; highly energy density, stable cycling

Green Car Congress

The circulating seawater in the open-cathode system results in a continuous supply of sodium ions, endowing the system with superior cycling stability that allows the application of various alternative anodes to sodium metal by compensating for irreversible charge losses. an alloying material), in full sodium-ion configuration.

Recharge 285
article thumbnail

Antimony nanocrystals as high-capacity anode materials for both Li-ion and Na-ion batteries

Green Car Congress

The nanocrystals possess high and similar Li-ion and Na-ion charge storage capacities of 580?640 85% of the low-rate value, indicating that rate capability of Sb nanostructures can be comparable to the best Li-ion intercalation anodes and is so far unprecedented for Na-ion storage. 640 mAh g ?1

Li-ion 220
article thumbnail

Samsung researchers enhance energy density of Na-ion cathode materials by incorporating aluminum

Green Car Congress

Researchers from the Samsung Advanced Institute of Technology report enhancing the energy density of manganese oxide (Na x MnO 2 ) cathode materials for sodium rechargeable batteries by incorporating aluminum. O 2 , suggest a strategy for achieving sodium rechargeable batteries with high energy density and stability.

Li-ion 294