Electronics & Semiconductors
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 ...
May 5, 2020
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Robotics
When electronics need their own power sources, there are two basic options: batteries and harvesters. Batteries store energy internally, but are therefore heavy and have a limited supply. Harvesters, such as solar panels, ...
Apr 14, 2020
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Energy & Green Tech
In recent years, lithium-based batteries have become widely used to power a wide range of electronic devices, including tablets, smart phones and portable computers. These batteries have different compartments, called cells, ...
Energy & Green Tech
A lithium-ion battery that is safe, has high power and can last for 1 million miles has been developed by a team in Penn State's Battery and Energy Storage Technology (BEST) Center.
Mar 4, 2020
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Electronics & Semiconductors
Ultrahigh‐capacity and fire‐resistant batteries have been developed. The new battery has improved both the performance and safety of the "lithium-sulfur batteries," which have much larger capacities than commercialized ...
Feb 20, 2020
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Energy & Green Tech
While at the proof-of-concept stage, it shows enormous potential as a portable power supply in several practical applications including electric vehicles, phones and wearable technology.
Feb 17, 2020
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Energy & Green Tech
Lithium-based batteries are used to power most existing electric vehicles, yet the amount of time they can keep a vehicle going before they need to be recharged is still somewhat limited. In the future, high-nickel layered ...
Energy & Green Tech
Lithium-rich transition metal oxide (Li1+XM1-XO2) cathodes have potential for use in Li-ion batteries, powering electronic devices and electric vehicles. These cathodes have a high energy density, typically above 900 Wh kg-1, ...
Energy & Green Tech
In 1874, science fiction author Jules Verne set out a prescient vision that has inspired governments and entrepreneurs in the 145 years since.
Nov 25, 2019
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Engineering
Scientists from Peter the Great St.Petersburg Polytechnic University (SPbPU) are developing a technology for printing the electrodes for miniature li-ion batteries using an inkjet printer. The ongoing research may help to ...
Nov 20, 2019
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