Electronics & Semiconductors

Anode material for safe batteries with a long cycle life

Researchers at Karlsruhe Institute of Technology (KIT) and Jilin University in Changchun/China investigated a highly promising anode material for future high-performance batteries—lithium lanthanum titanate with a perovskite ...

Energy & Green Tech

Fast-charging damages electric car batteries

Commercial fast-charging stations subject electric car batteries to high temperatures and high resistance that can cause them to crack, leak, and lose their storage capacity, write engineers at the University of California, ...

Energy & Green Tech

Toyota eyes Olympic platform to boost hydrogen tech

Toyota showcases its next-generation hydrogen-powered Mirai model at Wednesday's Tokyo Motor Show, but with the technology still lagging behind electric, the Japanese firm is hoping for an Olympic boost.

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 ...

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

Knitting electronics with yarn batteries

When someone thinks about knitting, they usually don't conjure up an image of sweaters and scarves made of yarn that can power watches and lights. But that's just what one group is reporting in ACS Nano. They have developed ...

Energy & Green Tech

How to extend your phone's battery life

As mobile phone users, all we want is enough battery life to last the day. Frustratingly, the older the device, the less power it seems to have.

Energy & Green Tech

'Virtual batteries' could lead to cheaper, cleaner power

In the power grid, supply and demand need to match exactly. If consumers demand more power than producers can supply, or if producers provide more power than consumers need, the result can be rolling blackouts.

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 ...

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