Researchers in China developed a novel two dimensional (2D) seeding agent to regulate crystallization in a 1.80-eV wide-bandgap perovskite film. A perovskite-silicon tandem device made with the ...

Researchers have used multivalent amidinium ligands to boost perovskite solar cell efficiency to 25.4%, achieving over 95% stability after 1,100 hours at 85 C. The proposed approach enables controlled ...

Many believe that precise grading can be a challenge. Doing it by eye and intuition, it can be. For that, grade control technologies have been developed for many categories of earthmoving equipment to ...

This week will be filled with sunshine, sadly putting an end to moisture for the time being. We are trapped under a ridge of high pressure once again, with very little moisture to speak of. The low ...

A group of tourists so willingly followed their GPS instructions that they ended up driving up onto a ski slope. The three women from Taiwan ended up down the side of a mountain in the tiny European ...

The April 2020 Global Financial Stability Report (GFSR) assesses the financial stability challenges posed by the coronavirus (COVID-19) pandemic. Chapter 1 describes how financial conditions tightened ...

Among high-performance touring cars, there are few that feature the pedigree, power and performance like the M6. Prices may start at $113,000, but the 560-horsepower V8 is more powerful, yet more ...

The 2008 Honda Accord's engines stand out in the midsize sedan class as being among the most economical yet powerful, and its roomy new interior also ranks as one of the most distinctive. Prices have ...

Perovskite photovoltaics entered a transformative phase in 2025, characterized by the widespread transition from n–i–p to p–i–n architectures, rapid progress in tandem device integration and ...