Last Updated：2025/11/26

(physics) A mass of fissile material that is more than sufficient to sustain a nuclear chain reaction

音声機能が動作しない場合はこちらをご確認ください

See correct answer

supercritical mass

Source Word

supercritical mass

(physics) A mass of fissile material that is more than sufficient to sustain a nuclear chain reaction

Japanese Meaning

核分裂連鎖反応を維持するのに十分な核分裂性物質の塊

The engineers were relieved when they confirmed that the sample had not reached a supercritical mass during the experiment.

実験中にその試料が核連鎖反応を維持するのに必要な量を超える核分裂性物質の質量に達していないと確認され、技術者たちは安堵した。

Sense（1）

(physics) A mass of fissile material that is more than sufficient to sustain a nuclear chain reaction

supercritical masses

（ plural ）