Defect-filled lead-halide perovskites rival silicon solar cells because domain walls inside the material separate and guide charges. Researchers visualized these charge-transport networks using a ...

Abstract: A finite-time version, based on Implicit Lyapunov Functions (ILF), for the Attractive Ellipsoid Method (AEM) is developed. Based on this, a robust control scheme is presented to ensure ...

Construction works for Milano Cortina have been a lightning rod for suspected infiltration by organised crime, but anti-mafia groups have adopted an approach that will help future hosts Early on the ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

Humanity’s quest for knowledge is our most striking feature. No other animal asks why or how things work, but humans aren’t content to enjoy the world as it is. We must ask why and tinker to make ...

Concrete sidewalks are essential for pedestrian safety, but over time, they can develop cracks, uneven surfaces, and other forms of deterioration. Proper maintenance ensures long-lasting durability ...

A UNSW Sydney mathematician has discovered a new method to tackle algebra's oldest challenge—solving higher polynomial equations. Polynomials are equations involving a variable raised to powers, such ...

A team of quantum computer researchers at quantum computer maker D-Wave, working with an international team of physicists and engineers, is claiming that its latest quantum processor has been used to ...

Courtesy Beyond Toxics The county had to turn instead to the Coffin Butte Landfill in neighboring Benton County. But that landfill is filling up and has applied to expand its capacity. It’s also been ...

AI companies face delays and challenges with training new large language models Some researchers are focusing on more time for inference in new models Shift could impact AI arms race for resources ...