(c): Semimetal (The valence band and conduction band are touching slightly.) (d): Half-metal. Energy band diagrams for spin gapless ... ... <看更多>

The classic semimetallic elements are arsenic, antimony and bismuth. These are also considered metalloids but the concepts are not synonymous. Semimetals, in ... ... <看更多>

Content of the lecture: 0:00 Intro0:44 Review of the two spin-channel model1:22 Spin polarization and half -metals9:28 Heusler compounds13:02 ... ... <看更多>