We should note that this latter type of shift was successfully amplified to a considerable extent by Russian physicists using the intense light of a ruby laser whose wavelength is close to that of a transition of the potassium atom.
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“Though there might not be any easy answers to the problem of poverty, its most compelling scribes do not resign themselves to representation solely for the sake of those age-old verities of truth and beauty.”
“I have been taking my daily walk round the island, and visited the sugar mill and the threshing mill again.”