题目内容
Semiconductor with a current is placed in a magnetic field perpendicular to the current and it induced electric field in the direction. This phenomenon is known as the ______ .
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The Hall effect is a consequence of the forces that are exerted on moving charges by electric and magnetic fields. ( )
( ) of semiconductor can be measured by Hall effect.
In the nonuniformly doped semiconductor, if there are no electrical connections so that the semiconductor is in thermal equilibrium, then the individual electron and hole currents must be zero. ( )
The units of diffusion coefficient is ______ .
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