packing fraction

noun

Definition of packing fraction

: a measure of the loss or gain of total mass in a group of nucleons when they are brought together to form an atomic nucleus : the ratio multiplied by 10,000 of the mass defect to the mass number

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“Packing fraction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/packing%20fraction. Accessed 8 Aug. 2020.

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