IT is stated in the preface that this book has passed through three large editions in Germany. We are inclined to think that such success was due more to the fact that it was first in the field as a ...

Photovoltaic devices generate electricity directly from solar radiation, which is abundant and freely accessible, offering the potential for renewable power on a vast scale. Worldwide photovoltaic ...

Particles are of a colloidal size if their size falls in the range of 1 to 1000nm. A colloid is system whereby colloidal particles are suspended in a continuous medium. They are stable and do not ...

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 ...