The Unusual Optical Properties of Semiconducting Nanoparticles

While I have indicated “semiconducting nanoparticles” in the title, nanoparticles made of silicon, germanium or cadmium are not themselves semiconductors. A nanoparticle of Sin can be made by laser evaporation of a Si substrate in the region of a … Read More

What is the Difference between Quantum Wells, Wires and Dots?

When the size or dimension of a material is continuously reduced from a large or macroscopic size, such as a meter or a centimetre, to a very small size, the properties remain the same at first, and then small changes … Read More