Magnetism and Electronic Structure of Metallic Systems - NFPL082
Title: Magnetismus a elektronová struktura kovových systémů
Guaranteed by: Department of Condensed Matter Physics (32-KFKL)
Faculty: Faculty of Mathematics and Physics
Actual: from 2023
Semester: winter
E-Credits: 3
Hours per week, examination: winter s.:2/0, Ex [HT]
Capacity: unlimited
Min. number of students: unlimited
4EU+: no
Virtual mobility / capacity: no
State of the course: taught
Language: English
Teaching methods: full-time
Teaching methods: full-time
Guarantor: doc. RNDr. Ladislav Havela, CSc.
RNDr. Silvie Černá, Ph.D.
Classification: Physics > Solid State Physics
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Annotation -
Last update: Mgr. Kateřina Mikšová (29.04.2019)
Electron correlations in metals with various electron structures. Formation of magnetic moments in 3d metals, lanthanides, actinides. Types of magnetic ordering. Diluted alloys. Experimental studies of electronic properties. Subject suitable for the 2nd year of PhD course, or for Master course students focusing on magnetism.
Course completion requirements -
Last update: doc. RNDr. Ladislav Havela, CSc. (10.06.2019)

Oral exam
Literature - Czech
Last update: prof. RNDr. Vladimír Sechovský, DrSc. (06.05.2005)

1. S. Foner - Magnetism - Selected Topics, Gordon and Breach 1976.

2. K. Yosida, Theory of Magnetism, Springer, 1991.

3. D.C. Mattis, The Theory of Magnetism I, Springer, 1981.

Requirements to the exam -
Last update: doc. RNDr. Ladislav Havela, CSc. (10.06.2019)

Oral exam, requirements cover knowledge basic ideas and models according the the syllabus.

Syllabus -
Last update: T_KFES (23.05.2003)
FPL082
  1. Introduction - basic notions, Pauli paramagnetism, specific heat, Curie-Weiss law. Ising model, Heisenberg model.
  2. Electronic structure of 3d, 4d, 5d, 4f, 5f systems. Localized magnetism 4f, Hund's rules. Itinerant magnetism, band splitting, Stoner model. Properties. Exchange interactions.
  3. Diluted alloys Anderson model, mean field solution, Kondo model, Schrieffer-Wolff transformation, bulk properties
  4. Concentrated systems - Kondo lattice, mixed valence,
  5. Real systems, Fe, Co, Ni, rare-earths, RCo2 systems, exchange interactions, magnetic structures, magnetic excitations (magnons)
  6. Actinide intermetallics, orbital magnetism in itinerant systems, magnetic anisotropy mechanisms
  7. Heavy fermions, finite-T properties
  8. What can be measured and what we can learn. Characteristic time scale approach. Bulk methods - Magnetic susceptibility, electrical resistivity, specific heat Local-probe methods - Neutron scattering, Photoelectron spectroscopy, Moessbauer spectroscopy, m+-SR.