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Course, academic year 2023/2024
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Semiconductor Measurement Methods - NFPL020
Title: Měřicí metody polovodičů
Guaranteed by: Department of Macromolecular Physics (32-KMF)
Faculty: Faculty of Mathematics and Physics
Actual: from 2018
Semester: both
E-Credits: 3
Hours per week, examination: 2/0, Ex [HT]
Capacity: unlimited
Min. number of students: unlimited
4EU+: no
Virtual mobility / capacity: no
State of the course: taught
Language: Czech
Teaching methods: full-time
Teaching methods: full-time
Note: you can enroll for the course in winter and in summer semester
Guarantor: RNDr. Jan Prokeš, CSc.
Classification: Physics > Solid State Physics
Is co-requisite for: NFPL047
Annotation -
Last update: T_KMF (18.05.2001)
Sample preparation, measurement methods of conductivity and others transport phenomena, diffusion length and lifetime of charge carriers, determination of basic parameters of defects in semiconductors, capacitance, photoelectric and optical methods.
Literature -
Last update: RNDr. Jan Prokeš, CSc. (13.06.2019)

F. Kremer, A. Schönhals (eds.): Broadband Dielectric Spectroscopy, Springer 2003, part 2 (also parts 3, 12 a 13)

J.P. Rundt, J.J. Fitzgerald (eds.): Dielectric Spectroscopy of Polymeric Materials, American Chemical Society 1997, part 2

M. Honda: The Impedance Measurement Handbook, Yokogawa-Hewlett-Packard LTD. 1989

D.K. Schroder: Semiconductor Material and Device Characterization, John Wiley & Sons, Inc. 1998, parts 1.2, 2.2, 2.5

Keithley: Low Level Measurements Handbook, 5th edition, Keithely Instruments, Inc. 1998

Requirements to the exam -
Last update: RNDr. Jan Prokeš, CSc. (13.06.2019)

The exam is oral. Requirements for the exam correspond to the syllabus of the course to the extent presented at the lecture.

Syllabus -
Last update: RNDr. Jan Prokeš, CSc. (13.06.2019)

1. Impedance measurements

Influence of parasitic values – real, effective and indicated value; survey of measurement methods; autobalancing bridge principle; ways of connection the sample; parasitic values elimination, calibration and compensation; examples of the measurements

and devices.

2. Low voltage, low current and high resistance measurements

Description of electrometers, ammeters and nanovoltmeters; instruments accuracy; influence of the parasitic values; shielding, guarding, triax connection, noise, drift.

3. Transport properties measurements

Problems with contacts; general rules of measurements; determination of the charge carrier concentration, electrical conductivity, Hall effect, thermoelectric power, heat transport.

4. Measurement of nonequilibrium carriers lifetime

Lifetime, diffusion length and surface recombination determination.

5. Parameters characterization of defects in semiconductors

Terms definition; survey of experimental methods; description of capacitance methods, their advantages, practical usage.

6. Problems of noise

Types of noise, source of noise; basic description; methods of noise measurements.

 
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