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Scientists find new way to extend the life of perovskite solar cells

Researchers believe they’ve overcome a major hurdle that’s kept perovskite solar cells from achieving mainstream use. Perovskites are crystals with cube-like lattices known to be...

New photonic liquid crystals could lead to next-generation displays

A new technique to change the structure of liquid crystals could lead to the development of fast-responding liquid crystals suitable for next-generation displays --...

Scientists put the “solve” in “solvent” for lithium-sulfur battery challenge

Lithium-ion batteries represent the majority of batteries in consumer electronics and electric vehicles. Today, scientists are looking for new chemistries that could improve the energy...

Kirigami inspires new method for wearable sensors

As wearable sensors become more prevalent, the need for a material resistant to damage from the stress and strains of the human body's natural...

Composite metal foam outperforms aluminum for use in aircraft wings

The leading edges of aircraft wings have to meet a very demanding set of characteristics. New research shows that a combination of steel composite metal...

Scientists achieve 30% power conversion efficiency for solar cells

In a recent study published in Nature Energy, Professor Michael McGehee and his team demonstrate how to dramatically improve the stability of tin-containing perovskite...

Scientists pinpoint cause of harmful dendrites and whiskers in lithium batteries

Scientists have uncovered a root cause of the growth of needle-like structures--known as dendrites and whiskers--that plague lithium batteries, sometimes causing a short circuit,...

How to control friction in topological insulators

Topological insulators are innovative materials that conduct electricity on the surface, but act as insulators on the inside. Physicists at the University of Basel and...

New production technique for high-performance polymer could make for better body armor

Using a new composite nanoparticle catalyst, Brown University researchers have shown they can make degradation-resistant PBO, a polymer used to make body armor and...

New electrolyte improves the performance of next-generation lithium battery

The lithium-ion battery is ubiquitous. Because of its versatility, this battery can be tailored to powering cell phones, laptops, power tools or electric vehicles. It is...