Engineering

Thermal power nanogenerator created without solid moving parts

As environmental and energy crises become increasingly more common occurrences around the world, a thermal energy harvester capable of converting abundant thermal energy—such as solar radiation, waste heat, combustion of ...

Electronics & Semiconductors

Supercapacitor promises storage, high power and fast charging

A new supercapacitor based on manganese oxide could combine the storage capacity of batteries with the high power and fast charging of other supercapacitors, according to researchers at Penn State and two universities in ...

Electronics & Semiconductors

Ultrathin organic solar cell is efficient and durable

Scientists from the RIKEN, in collaboration with international partners, have succeeded in creating an ultrathin organic solar cell that is both highly efficient and durable. Using a simple post-annealing process, they created ...

Energy & Green Tech

Li-ion batteries: Science 'directly into your hand'

They are omnipresent and essential to navigating modern life. Small, light, rechargeable: lithium ion batteries have revolutionised our world in less than three decades.

Engineering

Researchers create fireproof, self powered sensor

McMaster researchers, working with partners at other universities, have created a motion-powered, fireproof sensor that can track the movements of firefighters, steelworkers, miners and others who work in high-risk environments ...

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