Power and Electrical Engineering

This topic covers issues related to energy generation, conversion, transportation and consumption and how the industry is addressing the challenge of energy efficiency in general.

innovations-report provides in-depth and informative reports and articles on subjects ranging from wind energy, fuel cell technology, solar energy, geothermal energy, petroleum, gas, nuclear engineering, alternative energy and energy efficiency to fusion, hydrogen and superconductor technologies.

Perovskite solar cells soar to new heights

Metal halide perovskites have been under intense investigation over the last decade, due to the remarkable rise in their performance in optoelectronic devices such as solar cells or light-emitting diodes….

Performing under pressure: sensor systems for extremely harsh environments

At the moment, industry is lacking in robust sensors that can withstand extremely high temperatures and pressures. Eight Fraunhofer Institutes have now developed a technology platform for building this type…

Transparent electrodes without the damage

Crucial in the design of any semiconductor device is how to inject and extract an electrical current, and now a KAUST-led team has reviewed ways to do this without damage…

“Magic wand” reveals a colorful nano-world

Novel color photography using a high-efficiency probe can super-focus white light into a 6-nanometer spot for nanoscale color imaging. Scientists have developed new materials for next-generation electronics so tiny that…

Ultrathin solar cells get a boost

Rice lab finds 2D perovskite compound has the right stuff to challenge bulkier products. Rice University engineers have achieved a new benchmark in the design of atomically thin solar cells…

First designs of the 19-passenger hybrid electric commuter aircraft

Small (hybrid) electric planes just like the conceptualized 19-passenger commuter aircraft are about to change regional air travel in the future. The apparent benefits of the commuter aircraft are their…

Developing high-performance MXene electrodes for next-generation powerful battery

Two-dimensional MXene has been a rising star in the energy world as they can store energy fast. But their unstable voltage output limits their applications. A collaborative research team led by…

Highly Compact Battery Charger for Electric Bicycles and Scooters

E-mobility shapes the life of more and more people, and e-bikes and e-scooters play an essential role in it. The employed rechargeable batteries become smaller and lighter, the efficiency of…

Plumbing the depths: Defect distribution in ion-implanted SiC diodes

Researchers reveal that aluminum implantation doping in p-type bipolar semiconductors creates defects many layers deeper than the implantation site. Silicon carbide (SiC) unipolar semiconductors are in wide commercial use, but…

Newly developed compound may enable sustainable, cost-effective, large-scale energy storage

To produce a cost-effective redox flow battery, researchers based at the South China University of Technology have synthesized a molecular compound that serves as a low-cost electrolyte, enabling a stable…

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