neutron–proton ratio
type: Thing
alternate name: nuclear ratio
alternate name: N/Z ratio
alternate name: neutron-proton ratio
description: ratio of neutrons to protons in an atomic nucleus
additional property: PropertyValue
  property ID: P31
  value: ratio
additional property: PropertyValue
  property ID: P31
  value: quality
additional property: PropertyValue
  property ID: P527
  value: quantity
additional property: PropertyValue
  property ID: P527
  value: atomic number
additional property: PropertyValue
  property ID: P646
  value: /m/0s8v53z
additional property: PropertyValue
  property ID: P6366
  value: 2778689565
additional property: PropertyValue
  property ID: P13044
  value: nuclide
confidence:
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    components:
      sitelinks: 6
      sitelinks norm: 0.014
      unique citations: 0
      unique citations norm: 0.0
      monthly pageviews: 0
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  sitelinks: 6
  unique citations: 0
  monthly pageviews: 0
  yearly pageviews: 157
  pageview trend:
    m: 2026-06
    v: 95
  pageview trend:
    m: 2026-05
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  pageview trend:
    m: 2026-04
    v: 45
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    max: 423
    pct: 1.4
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claims:
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    value: Q3481047
    source count: 0
    confidence: 0.0
    value label: ratio
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    value label: quality
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    source count: 0
    confidence: 0.0
    value label: quantity
  P527:
    value: Q23809
    source count: 0
    confidence: 0.0
    value label: atomic number
  P646:
    value: /m/0s8v53z
    source count: 0
    confidence: 0.0
  P6366:
    value: 2778689565
    source count: 0
    confidence: 0.0
  P13044:
    value: Q108149
    source count: 0
    confidence: 0.0
    value label: nuclide
meta:
  wikidata id: Q15410640
  domain: ratio
  level: standard
  html url: https://4ort.xyz/entity/neutron-proton-ratio
  markdown url: https://4ort.xyz/entity/neutron-proton-ratio.md
  facts url summary: https://4ort.xyz/entity/neutron-proton-ratio/facts.json
  facts url standard: https://4ort.xyz/entity/neutron-proton-ratio/facts.json
  facts url full: https://4ort.xyz/entity/neutron-proton-ratio/facts.json
  data source: Wikidata (CC0 / public domain)
  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-24T10:35:18.238086Z
  entity updated at: 2026-05-03T23:45:09.469384+00:00Z
  entity created at: 2026-04-10T23:26:07.092905+00:00Z