SubjectsSubjects(version: 978)
Course, academic year 2025/2026
   
Theory of crystal defects - NFPL198
Title: Teorie poruch krystalu
Guaranteed by: Department of Physics of Materials (32-KFM)
Faculty: Faculty of Mathematics and Physics
Actual: from 2014
Semester: summer
E-Credits: 3
Hours per week, examination: summer s.: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
Guarantor: prof. RNDr. Kristian Mathis, Ph.D., DrSc.
Teacher(s): prof. RNDr. Kristian Mathis, Ph.D., DrSc.
Annotation -
General description of crystal defects, Elastic properties of crystals, Plastic deformation of crystals, Shear deformation, Theory of work hardening in metals, Fracture mechanics.
Last update: T_KFK (22.02.2007)
Course completion requirements -

Final oral examination has to be passed.

Last update: Mathis Kristian, prof. RNDr., Ph.D., DrSc. (11.10.2017)
Literature -

[1] P. Kratochvíl, P.Luká?, B. Sprušil: Úvod do fyziky kov? I. SNTL/Alfa 1984

[2] P. Luká?: Mechanické vlastnosti pevných látek. SNP Praha 1982

[3] V. Valvoda, M. Polcarova, P. Luká?: Základy strukturní analyzy, Karolinum, Praha 1992

[4] J. W. Christian and S. Mahajan: Deformation twinning, Review Article, Progress in Materials Science, Volume 39, Issues 1-2, 1995, Pages 1-157

I. Kovács and L. Zsoldos, Dislocations and Plastic Deformation, Oxford: Pergamon, 1973

Last update: T_KFK (22.02.2007)
Syllabus -

1. Vacancies, dislocations and volume defects

2. Thermal movement of crystals

3. Elastic deformation of crystals - Cauchy's crystal

4. Elastic properties of polycrystals

5. Plastic deformation - slip planes in different crystal structures

6. Theory of twinning, simple and pure shear

7. Work hardening models

8. Influence of experimental parameters on the deformation behaviour of materials

9. Instabilities of plastic deformation -Considčre condition, Lüders bands

10. Strength of materials

11. Elastic stress field around the crack tip

12. Crack growth, conditions of total failure, brittle and ductile fracture

Last update: T_KFK (22.02.2007)
 
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