Problem 1. Derive an expression and calculate a numerical value for the lifetime in seconds for the spontaneous decay of the excited hyperfine level of the hydrogen atom 1s state, i.e. for the transition that gives rise to the famous "21 cm" line via magnetic dipole radiation.

Problem 1. Derive an expression and calculate a numerical value for the lifetime in seconds for the spontaneous decay of the excited hyperfine level of the hydrogen atom 1s state, i.e. for the transition that gives rise to the famous "21 cm" line via magnetic dipole radiation.

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter4: Least-squares And Calibration Methods

Section: Chapter Questions

Problem 11P

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Problem 1. Derive an expression and calculate a numerical value for the lifetime in
seconds for the spontaneous decay of the excited hyperfine level of the hydrogen atom 1s
state, i.e. for the transition that gives rise to the famous "21 cm" line via magnetic dipole
radiation.

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