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F14
Debye Experiment

Christina Schwarz     Martin-I. Trappe

(Dated: February 25, 2006)

 F14_Debye_Experiment.pdf (1,6 MB)



Contents

I

Introduction

3

II

Theory

3

 II.1Specific heat3
 II.2Debye model4
 II.3Heat conductivity5
 II.4Temperature distribution in the sample6

III

Realization

7

 III.1Setup8
  III.1.1Cryostat8
  III.1.2sample8
  III.1.3Electronic measuring devices9
 III.2Measurement10
  III.2.1Prearrangement10
  III.2.2Measuring process11
 III.3Results and Discussion12
  III.3.1Specific heat12
  III.3.2Thermal conductivity13
  III.3.3Heat conductivity16

IV

Conclusions

18


A

Transformation between thermal voltage and temperature variation

19


B

Tables of measurends and derived quantities

20



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