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
shares158 comments 0

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
shares4 comments 0

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
shares9 comments 0