Energy & Green Tech

Research hints at double the driving range for electric vehicles

When it comes to the special sauce of batteries, researchers at the Department of Energy's Pacific Northwest National Laboratory have discovered it's all about the salt concentration. By getting the right amount of salt, ...

Energy & Green Tech

3-D printing the next generation of batteries

Additive manufacturing, otherwise known as 3-D printing, can be used to manufacture porous electrodes for lithium-ion batteries—but because of the nature of the manufacturing process, the design of these 3-D printed electrodes ...

Energy & Green Tech

Extending the life of low-cost, compact, lightweight batteries

Metal-air batteries are one of the lightest and most compact types of batteries available, but they can have a major limitation: When not in use, they degrade quickly, as corrosion eats away at their metal electrodes. Now, ...

Energy & Green Tech

First-ever 3-D-printed electrolyte for lithium-ion batteries

For the first time, researchers have successfully printed a complete, albeit experimental, lithium-ion battery including a solid-state electrolyte. While electrodes have been produced using 3-D-printing technology before, ...

Energy & Green Tech

Nanomaterials and lithium rechargeable batteries

(TechXplore)—In a review article in Nature Energy, Yongming Sun, Nian Liu, and Yi Cui from Stanford University survey how nanomaterials have advanced the field of lithium rechargeable batteries and what obstacles still ...

Energy & Green Tech

Safer batteries made with wood

Inspired by the structure of wood, engineers at the University of Maryland have used modified wood as a unique architecture for the negative electrode of a lithium (Li) metal battery, seeking to prevent some of the key factors ...

Energy & Green Tech

High-performance sodium ion batteries using copper sulfide

Researchers presented a new strategy for extending sodium ion batteries' cyclability using copper sulfide as the electrode material. This strategy has led to high-performance conversion reactions and is expected to advance ...

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