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63871-01 - Lecture with practical courses: Magnetism in Quantum Materials (4 CP) (CANCELLED)

Semester spring semester 2022
Course frequency Every spring sem.
Lecturers Michel Kenzelmann (michel.kenzelmann@unibas.ch, Assessor)
Content The lecture introduces students to the field of strongly correlated materials and their magnetic properties. Various magnetic model systems with strong correlations are covered, and their ground states and excitations are discussed. An introduction to the theoretical foundations of these model systems will be discussed, and in parallel, important experimental methods used to explore these properties will be discussed.

Lecture topics:
- Origin of magnetic degrees of freedom and interactions
- Magnetism in non-correlated materials: ordered magn. structures and spin waves
- Magnetism in metals
- Low-dimensional magnetism: 1D and 2D magnetism
- Frustrated magnetism and complex magnetic structures/excitations
- Multiferroic materials, spin-lattice couplings
- Spin liquids, and their excitations
- Skyrmions
- Magnetic superconductors
- 1-2 experimental methods are discussed per double lesson:
- Diffraction,
- Resonant Elastic X-ray scattering (REXS),
- Angle-Resolved Photo Emission Spectroscopy (ARPES),
- Resonant Inelastic Xray scattering (RIXS),
- Neutron spectroscopy,
- THz spectroscopy,
- Raman scattering
Bibliography - Lecture Notes in Physics, Quantum Magnetism, U. Schollwöck et al (eds.), Springer (2004).
- L. Balents, Spin liquids in frustrated magnets, Nature 464, 199 (2010).
- Y. Tokura et al, Multiferroics of spin origin, Rep. Prog. Phys. 77, 076501 (2014).
- J. Annett, Superconductivity, Superfluids and Condensates, Oxford Univ. Press (2004).
- Ph. Willmott, An Introduction to Synchrotron Radiation: Techniques & Applications, Wiley (2011).
- G.L. Squires, Introduction to the Theory of Thermal Neutron Scattering, Dover Publications (1997).

 

Admission requirements Solid State Physics
Language of instruction German
Use of digital media No specific media used

 

Interval Weekday Time Room

No dates available. Please contact the lecturer.

Modules Module Specialisation: Physics (Master's Studies: Nanosciences)
Module: Specialisation (Master's Studies: Physics)
Assessment format continuous assessment
Assessment details Participation in the exercises (exercises, group work and short presentations), final oral examination
Assessment registration/deregistration Reg.: course registration, dereg: cancel course registration
Repeat examination no repeat examination
Scale 1-6 0,5
Repeated registration as often as necessary
Responsible faculty Faculty of Science, studiendekanat-philnat@unibas.ch
Offered by Departement Physik

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