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The HoneyComb Paradigm for Research on Collective Human Behavior
06:48

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Published on: January 19, 2019

Edge-transitive lattice nets.

Olaf Delgado-Friedrichs1, Michael O'Keeffe

  • 1Department of Chemistry and Biochemistry, Arizona State University, Tempe, AZ 85287, USA.

Acta Crystallographica. Section A, Foundations of Crystallography
|August 19, 2009
PubMed
Summary

This study describes edge-transitive lattice nets, focusing on two- and three-periodic structures. Researchers identified simple density expressions for 2D nets and cataloged 13 families of 3D cubic, hexagonal, trigonal, and tetragonal lattice nets.

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Area of Science:

  • Crystallography
  • Materials Science
  • Geometry

Background:

  • Lattice nets are fundamental structures in understanding crystal packing and material properties.
  • Characterizing periodic nets is crucial for designing new materials with specific topological and physical attributes.

Purpose of the Study:

  • To describe two- and three-periodic lattice nets, specifically those that are edge-transitive.
  • To derive empirical expressions for the topological density of two-periodic nets.
  • To identify and classify infinite families of three-periodic lattice nets.

Main Methods:

  • Systematic enumeration and description of edge-transitive lattice nets.
  • Empirical derivation of mathematical expressions for topological density.
  • Classification of three-periodic nets into families based on symmetry and topology.

Main Results:

  • Description of several two- and three-periodic edge-transitive lattice nets.
  • Empirically derived simple expressions for the topological density of two-periodic nets.
  • Identification of thirteen infinite families of three-periodic cubic, hexagonal, trigonal, and tetragonal lattice nets.

Conclusions:

  • The study provides a comprehensive catalog of specific types of lattice nets.
  • The findings contribute to the topological classification of periodic nets.
  • This work can inform the design and understanding of crystalline materials.