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Related Experiment Videos

beta-Rubidium antimonide, Rb4Sb4.

C Hirschle1, F Emmerling, C Röhr

  • 1Institut für Anorganische und Analytische Chemie, Universität Freiburg, Albertstrasse 21, D-79104 Freiburg, Germany.

Acta Crystallographica. Section C, Crystal Structure Communications
|May 16, 2001
PubMed
Summary
This summary is machine-generated.

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The beta-RbSb compound exhibits a crystal structure similar to LiAs, featuring helical chains of antimony anions. Unlike the alpha phase, these helical chains in beta-RbSb possess different chirality.

Area of Science:

  • Solid-state chemistry
  • Crystallography
  • Materials science

Background:

  • The study investigates the crystal structure of beta-rubidium antimonide (beta-RbSb).
  • Understanding the structural properties of intermetallic compounds is crucial for materials science applications.

Purpose of the Study:

  • To determine the crystallographic structure of beta-RbSb.
  • To compare the structural features of beta-RbSb with its alpha phase.

Main Methods:

  • X-ray crystallography was employed to analyze the crystal structure.
  • Analysis of bond distances and symmetry elements within the crystal lattice.

Main Results:

  • Beta-RbSb crystallizes in the LiAs structure type.

Related Experiment Videos

  • Antimony anions (Sb(-)) form helical chains with specific Sb-Sb distances (2.838(1) and 2.862(1) A).
  • The helical chains in beta-RbSb exhibit different chirality compared to the alpha phase.

    • Conclusions:

    • The crystal structure of beta-RbSb is elucidated, revealing helical antimony chains.
    • Chirality of helical chains is a distinguishing feature between the alpha and beta phases of RbSb.