Simple self-charging battery offers power solutions for devices

A new type of battery combines negative capacitance and negative resistance within the same cell, allowing the cell to self-charge without losing energy, which has important implications for long-term storage and improved ...

Building a better battery

A new battery technology provides double the energy storage at lower cost than the batteries that are used in handheld electronics, electric vehicles, aerospace and defence.

Affordable lead sensor for home, city water lines

A new electronic lead sensor, potentially costing around $20, could keep an eye on home and city water quality, alerting residents and officials to the presence of lead within nine days. University of Michigan researchers ...

Developing the battery of the future

The search for the next generation of batteries has led researchers at the Canadian Light Source synchrotron to try new methods and materials that could lead to the development of safer, cheaper, more powerful, and longer-lasting ...

Researchers boost silicon-based batteries

(Phys.org)—Researchers at Rice University have refined silicon-based lithium-ion technology by literally crushing their previous work to make a high-capacity, long-lived and low-cost anode material with serious commercial ...

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