Performance enhanced in zinc-ion batteries
01 October, 2021A new electrolyte and electrode combination improves several aspects of zinc-ion battery performance, particularly the stability over multiple charge and discharge cycles.
Harvesting energy from wooden floors
28 September, 2021Researchers have created a nanogenerator that enables wooden flooring to generate energy from our footfalls — enough to power LED lightbulbs and small electronics.
Stretchable, sweat-powered battery developed for wearables
21 September, 2021Scientists have developed a soft and stretchable battery, measuring 2 x 2 cm and as flat as a small paper bandage, that is powered by human perspiration.
Giving solar cells the flip
20 September, 2021Flipping the structure of perovskite–silicon tandem solar cells can lead to dramatic gains in solar-cell performance.
A spoonful of sugar stabilises lithium–sulfur batteries
16 September, 2021Researchers have successfully stabilised lithium–sulfur battery technology by using a glucose-based additive on the positive electrode.
'Charging room' powers devices without wires
14 September, 2021Researchers have developed a system to safely deliver electricity over the air, potentially turning entire buildings into wireless charging zones.
Perovskite + silicon = better solar cell efficiency
08 September, 2021Pairing metal halide perovskites with conventional silicon leads to a powerful solar cell that overcomes the 26% practical efficiency limit of using silicon cells alone.
Lithium-metal battery has high energy density, stability
06 September, 2021The battery's nickel-rich cathode enables storage of high energy per unit mass, while the ionic liquid electrolyte ensures largely stable capacity over many cycles.
P-DUKE Technology HAE150U and HAE200U DC/DC power converters
01 September, 2021 | Supplied by: Helios Power SolutionsThe HAE150U and HAE200U DC/DC power converters have an ultrawide input voltage range from 16 to 160 V and cover all the input power systems of railway applications.
Plugging the gaps to boost perovskite performance
27 August, 2021A multifunctional molecule that plugs various atomic-scale defects in perovskite solar materials can significantly boost their longevity and electrical output.
Preventing energy loss in Li-ion batteries
26 August, 2021Korean researchers have developed a solution to prevent the initial loss of lithium ions in supposedly fully charged batteries.
New salts for next-gen lithium-ion batteries
23 August, 2021The lithium salt currently being used in lithium-ion batteries is lithium hexafluorophosphate, which poses a fire and safety hazard.
Scientists set world record with bifacial solar cells
19 August, 2021Scientists have produced a more efficient type of solar cell that generates power on both the front and the back sides, setting a new world record in the process.
Battery electrodes inspired by bamboo
11 August, 2021Inspired by a membrane inside bamboo, researchers are developing more efficient electrodes for batteries that could allow them to be recharged at a much faster rate.
Preventing oxygen release for safer batteries
22 July, 2021Fresh insights about the release of oxygen in lithium-ion batteries should pave the way for more robust and safer high-energy-density batteries.
