Crystallinity

{
  "id": "MLC-T-CHM-002763",
  "term": "Crystallinity",
  "field": "Chemistry",
  "definition": "The degree to which a polymer material possesses an ordered, repeating molecular structure, as opposed to an amorphous, disordered arrangement. It is expressed as a percentage or fraction of the total material volume that is crystalline. This property significantly impacts the mechanical, thermal, and optical characteristics of a polymer.",
  "subject": "Polymer",
  "see_also": [
    "diffraction"
  ],
  "references": [
    "Purple Book, 1st ed., p. 74 (http://old.iupac.org/publications/books/author/metanomski.html)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/crystallinity/"
}