half-life
mean duration after which a decaying quantity has reached half of its initial value
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Summary
half-life ranks in the top 1% of general entities by monthly Wikipedia readership (7,213 views/month).[1]
Key Facts
- Subclass of: duration[2], scalar quantity[3]
- Commons category: Half times[4]
- Opposite of: doubling time[5]
- Main Wikidata property: P2114[6]
- Different from: mean lifetime[7], half life[8], Half-Life[9], Half-Decay[10]
Body
Influence
Things named for half-life include Half-Life[11], a video game[12].
Why It Matters
half-life has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[13] half-life is known by 92 alternative names across languages and contexts.[14]
Entities named for half-life include Half-Life[11], a video game[12].