X-ray photoelectron spectroscopy (XPS) is a powerful technique widely used for the surface analysis of materials. At low energy resolution it provides qualitative and quantitative information on the ...

[Applied Science] shows how you can add an array of tiny LEDs and some compute power to produce high-resolution images — higher than you can get with the microscope on its own. The idea is to ...

Here's why you should take a step back. UAE residents have been warned against posting high-resolution images online, as they could be exploited for identity theft, SIM swapping, and man-in-the ...