Determining the band gap of germanium

VP7.2.1.5

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Description

In the experiment P7.2.1.5, the electrical conductivity of undoped germanium is measured as a function of the temperature to provide a comparison. The measurement data permits determination of the band gap between the valence band and the conduction band in germanium.

Components of equipment sets

1	586850 4	Base unit for Hall effect
1	586851 4	Undoped germanium on plug-in board
2	521546 4	DC Power Supply 0...16 V/0...5 A
1	524005W2	Mobile-CASSY 2 WiFi
1	524220 4	CASSY Lab 2
1	524438 8	Voltage sensor M, ±30 V
1	30002 4	Stand base, V-shaped, small
4	500441 4	Connecting lead 19 A, 100 cm, red
4	500442 4	Connecting lead 19 A, 100 cm, blue
1		additionally required: PC with Windows XP/Vista/7/8/10 (x86 or x64)

Experiment Instructions

PDF (Experiment description)

P7.2.1.5 Determining the band gap of germanium

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Determining the band gap of germanium

Description

Components of equipment sets

Experiment Instructions

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