What is Atomic Absorption Spectrometry? AAS is a technique for determining how much of a specific element is present in the specimen under study. The uptake of optical radiation by neutral atoms in ...

Analytical spectrometry encompasses a diverse range of techniques that measure the interaction of electromagnetic radiation with matter, providing both qualitative “fingerprints” and quantitative ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...