Electrons in an ensemble of 0.834-nm-wide square wells are all initially in the n = 4 state.

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Electrons in an ensemble of 0.834-nm-wide square wells are all initially in the n = 4 state.
(a) How many different wavelengths of spectral lines could be emitted as the electrons cascade to the ground state through all possible downward transitions?
(b) Find those wavelengths.
(c) What regions of the electromagnetic spectrum do these spectral lines encompass?

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Essential University Physics

ISBN: 978-0321976420

3rd Edition Volume 2

Authors: Richard Wolfsonby

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