Publications of the Uhrig Group at TU Dortmund
a frustrated Heisenberg model with biquadratic exchange in the columnar phase and its application to iron pnictides D. Stanek, O.P. Sushkov, and G.S. Uhrig Phys. Rev. B 84 , 064505 (2011) Three dimensional [...] (2009) Pnictides as frustrated quantum antiferromagnets close to a quantum phase transition G.S. Uhrig, M. Holt, J. Oitmaa, O.P. Sushkov, and R.R.P. Singh Phys. Rev. B 79 , 092416 (2009) Emergent Collective [...] 2007 Two-Dimensionality of Magnetic Excitations on the Trellis Lattice: (La,Sr,Ca) 14 Cu 24 O 41 and SrCu 2 O 3 K.P. Schmidt and G.S. Uhrig Phys. Rev. B 75, 224414 (2007) The fate of orbitons coupled to …