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 ...

\(2 \frac{1}{2}\) is an example of a mixed number. This is when whole numbers and fractions are written together. Turn \(3 \frac{1}{2}\) into an improper fraction. The fraction in the mixed number has ...

Dichloromethane, DCM, Methylene Chloride Dichloromethane (DCM or methylene chloride) is a colorless, volatile liquid with a sweet odor. It is widely used in a variety of commercial applications, ...

In the development of new pharmaceutical ingredients and other high-purity products, carefully controlled crystallization ...

On December 13 and 14, 2022, the Getty Conservation Institute organized an expert panel on the theme “Greener Solvents in Art Conservation” with The Royal Institute for Cultural Heritage (KIK-IRPA) in ...