Occasionally referred to as ‘colloidal gold,’ gold colloid is a suspension comprising sub-micron gold nanoparticles suspended in a solvent - most commonly water. Gold nanoparticles' distinct ...
What is Colloidal Silicon Dioxide? Colloidal silicon dioxide, in other terms known as ‘colloidal silica’, is a polymeric form of silicon. The non-toxic, naturally occurring element silicon is listed ...
Colloidal quantum dots (CQDs) are semiconducting crystals. They exist on a nanometer scale (ca. 2–12 nm) and are coated with ligand/surfactant molecules to avoid agglomeration. Due to their size, CQDs ...
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