Band Theory of Solids. A useful way to visualize the difference between conductors, insulators and semiconductors is to plot the available energies for electrons in the materials. Instead of having discrete energies as in the case of free atoms, the available energy states form bands.
[MEDIA] Sigh, Popee the Performer. Where do I begin? Popee the Performer is a CGI kids anime created by Ryuji Masuda, who hasn't really created...
This picture is the first ever appearance of Popeye. This comic is the first American publishing of The Phantom, who is now a worldwide hero. The Phantom made his debut on February 17th, 1936 and he was the first costumed hero. He was created by Lee Falk, who still today is working on his stories.