B12 icosahedra cluster-containing rare earth borosilicides REB44Si2 (RE = Tb, Dy, Ho, Er, Tm, Yb) were grown by the floating zone method and their physical properties were investigated...
Keywords: Rare earth boride, Icosahedra, Antiferromagnetic transition, Spin gap, f-Electron
05/2006 | Zeitschrift für Kristallographie, Oldenbourg WissenschaftsverlagThis work presents room temperature single crystal X-ray diffraction measurements of the spin ladder compounds SrCu2O3 (Cmmm, a = 3.948(2) Å, b = 11.626(4) Å, c = 3.509(1) Å, Z = 2) and Sr2Cu3O5 (Immm, a = 3.395(2) Å, b = 3.941(1) Å, c = 18.662(5) Å, Z = 2), and the evolution of their structures from room temperature down to 100 K...
Keywords: Strontium copper oxides, Spin gap, Spin ladder, Single crystal structure analysis, X-ray diffraction
12/2006 | Zeitschrift für Kristallographie, Oldenbourg Wissenschaftsverlag