Übergangsmetallchalkogenverbindungen. Über CuNH4WS4 und Cu2WS4 und andere Übergangsmetallchalkogenmetallate

Transition metal chalkogen compounds. On CuNH₄WS₄, Cu₂WS₄ and other transition metal chalkogenometallates The preparation, vibrational and electronic spectra of CuNH₄WS₄, Cu₂WS₄ and other transition metal compounds, which could not be isolated in a pure form, are reported. The X-ray data of CuNH₄WS₄ are given.