Electronics & Semiconductors

The Internet of Things needs ultra-compact supercapacitors

Increased demand for super tiny electronic sensors coming from healthcare, environmental services and the Internet of Things is prompting a search for equally tiny ways to power these sensors. A review of the state of ultracompact ...

Electronics & Semiconductors

Just add water to activate a disposable paper battery

A water-activated disposable paper battery is presented in a proof-of-principle study in Scientific Reports. The authors suggest that it could be used to power a wide range of low-power, single-use disposable electronics—such ...

Energy & Green Tech

Generating power where seawater and river water meet

Scientists have known since the 1950s that it is theoretically possible to generate electricity through the movement of water in locations where seawater and river water meet. This type of technology is called osmotic power ...

Electronics & Semiconductors

Future smart homes could be powered with electronics built on stones

What if you could power the smart thermostats, speakers and lights in your home with a kitchen countertop? Stones, such as marble and granite, are natural, eco-friendly materials that many people building or renovating houses ...

Energy & Green Tech

Lithium-ion battery fast charging: A review

Lithium-ion batteries currently power most portable electronic devices, electric vehicles and energy grid storage facilities. Researchers worldwide are working to improve the performance of these batteries.

Internet

Energy harvesting to power the Internet of Things

The wireless interconnection of everyday objects known as the Internet of Things depends on wireless sensor networks that need a low but constant supply of electrical energy. This can be provided by electromagnetic energy ...

page 8 from 15