1. Quantum description of the electron (wavefunction, uncertainty principle, tunelling). Orbital and spin moment of the electron. Non-collinear magnetization. Pauli matrices.
2. Electron in solid-state. Fermi level, Fermi-Dirac distribution. Difusive and ballistic transport of electron in solids.
3. Spin accumulation and spin-polarized current. Injection of spin-polarized current from ferromagnet to dia/para-magnetic materials using charge current. Valet-Fert theory. Conduction mismatch.
4. Magnetoresistive effects. Anisotropic magnetoresistivity (AMR). Giant magnetoresistance (GMR). Coherent and non-coherent tunnel magnetoresistance (TMR).
5. Generation of spin current by spin pumping. Basics of magnetization dynamics (FMR resonance, Landau-Lifschitz equation) in presence of spin-polarized current. Spin moment (i.e. spin transfer) – effect of spin-polarized current on magnetization. Domain wall manipulation by spin current. Magnetic spin oscillators (free, coupled).
6. Lateral devices using spin-polarized current. Local and non-local spin-injection. Three-dimensional flow of spin current.
7. Fundamentals of devices using spin-polarized current (GMR-TMR head, hard-disk, MRAM paměti, race track memory, spin oscillators).
8. Spin-Hall effect. Inverzní spin-Hall effect. Spinová calorimetry. Generation of spin current by temperature gradient.
9. Spin current in metals. Materials for spintronics. Relation between spin polarization and Fermi level. Spin relaxation. Half-metals, half-metallic Heusler compounds.
10. Spin current in semiconductors and organic materials. Rashba effect. Relation between spin-polarized current and radiated light polarization.
2. Electron in solid-state. Fermi level, Fermi-Dirac distribution. Difusive and ballistic transport of electron in solids.
3. Spin accumulation and spin-polarized current. Injection of spin-polarized current from ferromagnet to dia/para-magnetic materials using charge current. Valet-Fert theory. Conduction mismatch.
4. Magnetoresistive effects. Anisotropic magnetoresistivity (AMR). Giant magnetoresistance (GMR). Coherent and non-coherent tunnel magnetoresistance (TMR).
5. Generation of spin current by spin pumping. Basics of magnetization dynamics (FMR resonance, Landau-Lifschitz equation) in presence of spin-polarized current. Spin moment (i.e. spin transfer) – effect of spin-polarized current on magnetization. Domain wall manipulation by spin current. Magnetic spin oscillators (free, coupled).
6. Lateral devices using spin-polarized current. Local and non-local spin-injection. Three-dimensional flow of spin current.
7. Fundamentals of devices using spin-polarized current (GMR-TMR head, hard-disk, MRAM paměti, race track memory, spin oscillators).
8. Spin-Hall effect. Inverzní spin-Hall effect. Spinová calorimetry. Generation of spin current by temperature gradient.
9. Spin current in metals. Materials for spintronics. Relation between spin polarization and Fermi level. Spin relaxation. Half-metals, half-metallic Heusler compounds.
10. Spin current in semiconductors and organic materials. Rashba effect. Relation between spin-polarized current and radiated light polarization.