English: Energy band diagram for a basic lateral TFET structure. The device turns on' when sufficient gate voltage is applied such that electrons can tunnel from the source valence band to the channel conduction band.
{{subst:Upload marker added by en.wp UW}} {{Information |Description = {{en|Energy band diagram for a basic lateral TFET structure. The device turns ''on' when sufficient gate voltage is applied such that electrons can tunnel from the source valence b...