d-s particle









d-s particle


noun Physics.

  1. a positively charged meson having a mass 3852 times that of the electron and a mean lifetime of approximately 4.7 X 10-13 seconds.

  1. A positively charged meson having a mass 3,852 times that of the electron and a mean lifetime of approximately 4.7 X 10-13 seconds. See Table at subatomic particle.

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