Despite being riddled with impurities and defects, solution-processed lead-halide perovskites are surprisingly efficient at ...

CBSE Class 12 Physics exam will be conducted on February 20. It will be conducted in a single shift between 10:30 am and 1:30 pm. Students attempting the exam can go through the tips shared by experts ...

To calculate percentage, sum obtained marks and divide by total maximum marks, then multiply by 100. Students should follow CBSE guidelines as practicals and subject rules may vary.

Physicists in Leiden have built a microscope that can measure no fewer than four key properties of a material in a single scan, all with nanoscale precision. The instrument can even examine complete ...

Ray Optics often overwhelms Class 12 students due to formulas and sign conventions. An expert board examiner explains why ...