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I7-31. Filled Conduction Bands

Purpose

To demonstrate that filled bands and empty bands are non-conductive; only partially filled bands are active.

Equipment

Three corked cola bottles with colored water as photographed.

Images

I7-31

Description

Three identical cola bottles are (1) empty, (2) filled completely, and (3) partially filled. Shake the bottles. Only the partially filled bottle responds to the external force.

 

I. Thermodynamics

I. Thermodynamics

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