Claus Mühle

Exotic magnetism in the alkali sesquioxides Rb4O6 and Cs4O6

Among the various alkali oxides the sesquioxides

New Hydrogen Peroxide Adducts of Alkali Metal Tetracyanoplatinates A2[Pt(CN)4] ·H2O2 (A = K, Rb, Cs)

{\text{Rb}}_{4}{\text{O}}_{6}

Cyanoplatinate Halides – Synthesis, Crystal Structure Analyses and Vibrational Spectroscopy of Compounds A2[Pt(CN)4X2] (A = Rb, Cs; X = Cl, Br, I)

and

Fullerene-like CS2O nanoparticles generated oy concentrated sunlight

{\text{Cs}}_{4}{\text{O}}_{6}

Crystal Structure Elucidation of Anhydrous Rb2[Pt(CN)4] from X-Ray Powder Diffraction Data

are of special interest. Electronic-structure calculations using the local spin-density approximation predicted that

Crystal structure of dirubidium barium bis(tetracyanoplatinate(II)), Rb2Ba[Pt(CN)4]2

{\text{Rb}}_{4}{\text{O}}_{6}

Kristallzucht und Strukturaufklärung von K2[Pt(CN)4Cl2], K2[Pt(CN)4Br2], K2[Pt(CN)4I2] und K2[Pt(CN)4Cl2] · 2H2O/ Crystal Growth and Crystal Structure Determination of K2[Pt(CN)4Cl2], K2[Pt(CN)4Br2], K2[Pt(CN)4I2] and K2[Pt(CN)4]Cl2] · 2H2O

should be a half-metallic ferromagnet, which was later contradicted when an experimental investigation of the temperature-dependent magnetization of

Antifluorite to Ni2In-type phase transition in K2S at high pressures

{\text{Rb}}_{4}{\text{O}}_{6}

New insights into the structural and dynamical features of lithium hexaoxometalates Li7MO6 (M = Nb, Ta, Sb, Bi)

showed a low-temperature magnetic transition and differences between zero-field-cooled and field-cooled measurements. Such behavior is known from spin glasses and frustrated systems.

Synthesis of Fullerene-like Cs2O Nanoparticles by Concentrated Sunlight†

{\text{Rb}}_{4}{\text{O}}_{6}