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Gray (unit)

The gray (symbol: Gy) is the unit of ionizing radiation dose in the International System of Units (SI), defined as the absorption of one joule of radiation energy per kilogram of matter.

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CGS units (non-SI)
100 rad
Named after
Louis Harold Gray
SI base units
m2⋅s−2
Symbol
Gy
Unit of
absorbed dose of ionizing radiation
Unit system
SI

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Overview

Applications

Development of the absorbed dose concept and the gray

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Map overview Semantic statistics

Gray (unit)

Nodes57
Edges56
Triples12
Avg. degree1.96
Density0.035088
Components1

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Gray (unit)

Top relations

CGS units (non-SI) · 1
Gray (unit) → 100 rad
Named after · 1
Gray (unit) → Louis Harold Gray
SI base units · 1
Gray (unit) → m2⋅s−2
Symbol · 1
Gray (unit) → Gy
Unit of · 1
Gray (unit) → absorbed dose of ionizing radiation
Unit system · 1
Gray (unit) → SI

Important terminology Word statistics

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Important terminology

radiation gray dose unit absorbed units equivalent energy used rad ionizing measure kerma si gy x-rays international defined roentgen system

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Gray (unit)CGS units (non-SI)100 rad1.00infobox
Gray (unit)Named afterLouis Harold Gray1.00infobox
Gray (unit)SI base unitsm2⋅s−21.00infobox
Gray (unit)SymbolGy1.00infobox
Gray (unit)Unit ofabsorbed dose of ionizing radiation1.00infobox
Gray (unit)Unit systemSI1.00infobox
radiation hardeninginstance ofThe LD50 dose represents 375 joules for a 75 kg adult.Absorbed dose in matterThe gray is used to measure absorbed dose rates in non-tissue materials for processes0.80text
food irradiationinstance ofThe LD50 dose represents 375 joules for a 75 kg adult.Absorbed dose in matterThe gray is used to measure absorbed dose rates in non-tissue materials for processes0.80text
electron irradiationinstance ofThe LD50 dose represents 375 joules for a 75 kg adult.Absorbed dose in matterThe gray is used to measure absorbed dose rates in non-tissue materials for processes0.80text
radiation hardeninginstance ofAbsorbed dose in matterThe gray is used to measure absorbed dose rates in non-tissue materials for processes0.80text
food irradiationinstance ofAbsorbed dose in matterThe gray is used to measure absorbed dose rates in non-tissue materials for processes0.80text
electron irradiationinstance ofAbsorbed dose in matterThe gray is used to measure absorbed dose rates in non-tissue materials for processes0.80text

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