Small ion

{
  "id": "MLC-T-MET-008955",
  "term": "Small ion",
  "field": "Meteorology and atmospheric science",
  "definition": "An atmospheric ion with high mobility, consisting of a single charged molecule or a small cluster of molecules. These ions are formed by cosmic rays, radioactivity, or other energetic processes that strip electrons from neutral air molecules. Small ions have a typical lifetime of tens to hundreds of seconds in the lower atmosphere before recombining or attaching to larger particles.",
  "synonyms": [
    "light ion",
    "fast ion"
  ],
  "url": "https://mlchart.com/terminology/meteorology/small-ion/"
}