Fill in the blank

Word bank: scanining, laser, quantom dot, arc discharge, core shell

1. The __________tunneling microscope enables examination of light behaviour at varying depths in nanomaterials.

2. Light or _______ beams are used for etching on nanomaterials.

3. ________ geometry has a core element at the center surrounded by another element that enhances the physical and chemical properties of the composite.

4. The smallest nano crystal that can conduct due to large amounts of free electrons is called a _____.

5. The method of producing nanotubes using two electrodes and a laser beam is the _________ methodology.