### Program: Tutorial on theory of symmetry in magnetic crystals 2022

##### Speaker: Libor Šmejkal (JGU Mainz)

Monday, 07 March 2022: | Theory | |

14:00 - 16:30 | online, GU Frankfurt (Phys 02.116 a+b) | 1. Group theory and anti-symmetry |

2. Magnetic crystals | ||

3. Relativistic theory 3.a Magnetic groups of type I, II, III and IV: ferromagnets and compensated magnets |
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4. Nonrelativistic theory 4.a Nonmagnetic, collinear, noncollinear and noncoplanar: ferromagnets, conventional antiferromagnets and unconventional antiferromagnets ("altermagnets") |
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Recording |
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Tuesday, 08 March 2022: | Applications | |

14:00 - 16:30 | online, GU Frankfurt (Phys 02.116 a+b) | 1. Applications to electronic band structures (CuMnAs,EuCd_{2}As_{2},MnBi_{2}Te_{4},RuO_{2},Mn_{3}Sn,Mn_{3}Ir) 1.a Dirac quasiparticles, magnetic topological insulators and symmetry indicators (relativistic) 1.b Spin-polarisation and spin-momentum locking (nonrelativistic) 1.c Kagome lattice example |

2. Applications to transport effects (Mn_{3}Sn,Mn_{2}Au,RuO_{2}, MnTe) 2.a Response functions, linear and nonlinear response 2.b Berry curvature effects (relativistic) 2.c Spin conductivity and giant magnetoresistance (nonrelativistic) |
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Recording |