News tagged with power density

Watches, LEDs powered by yarn battery

(Phys.org)—Researchers have fabricated rechargeable batteries by using highly conductive yarns that have a diameter and flexibility similar to that of a piece of cotton yarn. The new yarn battery can be woven into fabric ...

dateAug 25, 2017 in Nanophysics feature
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Conducting shell for bacteria

Under anaerobic conditions, certain bacteria can produce electricity. This behavior can be exploited in microbial fuel cells, with a special focus on wastewater treatment schemes. A weak point is the dissatisfactory power ...

dateJun 27, 2017 in Materials Science
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Chemists invent new supercapacitor materials

Dr David Eisenberg and Prof. Gadi Rothenberg of the University of Amsterdam's Van 't Hoff Institute for Molecular Sciences have invented a new type of supercapacitor material with a host of potential applications in electronics, ...

dateJun 13, 2016 in Materials Science
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Tiny wires could provide a big energy boost

Wearable electronic devices for health and fitness monitoring are a rapidly growing area of consumer electronics; one of their biggest limitations is the capacity of their tiny batteries to deliver enough power to transmit ...

dateJul 07, 2015 in Nanomaterials
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