*If you learn how to use atomic absorption spectroscopy (AAS), you can do accurate and reliable chemical research. But it takes practice and concentration to fully grasp its basic ideas. Understanding ...

Dual-comb spectroscopy uses paired ultrafast laser frequency combs to identify molecules by their spectral fingerprints, enabling broad scientific and sensing applications.

AES operates on the principle of the Auger effect, named after the French physicist Pierre Auger. When a material's surface is bombarded with a beam of high-energy electrons or photons, it causes the ...