- #1
Type1civ
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How is a top gate used to change electron density in 2D semi conductors?
I get the principle, you are just shifting the chemical potential by some voltage so that there are more or less electrons in the specific bands. But how is it physically done?
Thanks.
I get the principle, you are just shifting the chemical potential by some voltage so that there are more or less electrons in the specific bands. But how is it physically done?
Thanks.