CROSS-LINKED dextran (‘Sephadex’) has been shown to possess properties of a molecular sieve 1. The size limits for effective molecular sieving depend on the degree of cross-linking. Molecules or ions ...

Using a simple solvent sieve method, researchers from the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese Academy of Sciences (CAS) have taken the lead in developing ...

The panel identified five issues that were common to the chemical and petroleum refining industries: the availability of lower cost oxygen; methods for removing acid gases and hydrogen separations; ...

(Nanowerk News) Everyone knows it from their childhood days in the sandpit: sand is filtered using a sieve. Larger stones get stuck, while fine sand can fall through the sieve. The same principle is ...

How can aromatic compounds be separated from so-called aliphatic compounds efficiently without having to rely on energy-intensive processes? In the scientific journal Angewandte Chemie (Applied ...

Blood separation is the dividing of whole blood into its various components. Whole blood is often isolated for therapeutic and diagnostic reasons, including research. For this to be achieved, ...