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New lithium ion battery is safer, tougher, and more powerful

New lithium ion battery is safer, tougher, and more powerful

Jul 6, 2015 Korea
Researchers have created a new lithium ion battery made from a porous solid which greatly improves its performance as well as reducing the risks due to overheating.
New nanogenerator harvests power from rolling tires

New nanogenerator harvests power from rolling tires

Jul 3, 2015 United States
Researchers have developed a nanogenerator that harvests energy from a car's rolling tire friction.
Graphene doubles the energy density of lithium-ion batteries

Graphene doubles the energy density of lithium-ion batteries

Jul 3, 2015 Korea
In the study the new battery technology employs use of graphene on the silicon surface and that confers volume expansion leading to extended battery life.
Micro-supercapacitor structure inspired by intricate design of leaves

Micro-supercapacitor structure inspired by intricate design of leaves

Jul 2, 2015 Korea
Chemical batteries store a lot of energy but require a long period of time for that energy to charge and discharge plus have a limited lifespan. Capacitors charge quickly but cannot store enough charge to work for long enough to be practical.
Solar energy generating noise barriers alongside highway

Solar energy generating noise barriers alongside highway

Jul 1, 2015 Netherlands
Alongside the A2 highway near Den Bosch two test noise barriers are installed that generate solar energy.
Hematite 're-growth' smoothes rough edges for clean energy harvest

Hematite 're-growth' smoothes rough edges for clean energy harvest

Jun 30, 2015 United States
Finding an efficient solar water splitting method to mine electron-rich hydrogen for clean power has been thwarted by the poor performance of hematite.
Researchers stretch a thin crystal to get better solar cells

Researchers stretch a thin crystal to get better solar cells

Jun 29, 2015 United States
An interdisciplinary team has made a semiconductor crystal with a variable band gap.
Renewable energy from evaporating water

Renewable energy from evaporating water

Jun 26, 2015 United States
An immensely powerful yet invisible force pulls water from the earth to the top of the tallest redwood and delivers snow to the tops of the Himalayas. Yet despite the power of evaporating water, its potential to propel self-sufficient devices or produce electricity has remained largely untapped -- until now.
New microchip improves future of self-powered wearable technology

New microchip improves future of self-powered wearable technology

Jun 26, 2015 United States
Energy from your body heat and motion could fuel the future of preventative health care.
BioSolar files patent for super battery technology

BioSolar files patent for super battery technology

Jun 26, 2015 United States
BioSolar, Inc has announced that it has jointly filed a patent application with the University of California, Santa Barbara.
Energy harvesting at Electric & Hybrid Marine Amsterdam

Energy harvesting at Electric & Hybrid Marine Amsterdam

Jun 25, 2015 Worldwide
One focus of the second day of this event has been energy harvesting.
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