Carbon Nanotubes

Carbon Nanotubes (CNT) are giant molecules of carbon a few microns high but only 10-100 nanometres in radius. Among a host of desirable properties, CNTs are excellent cold cathode emitters. Electrons are emitted from their tips when stimulated by an appropriate electric field.

New Frontiers in Vacuum Electronics

The present and the future of the extraordinary evolution of Vacuum Electronics.