Wave-particle duality of light extends to matter particles by the de Broglie hypothesis. If an electron in free space is in thermal equilibrium with Cosmic Microwave Background (CMB) photons at 2.725K, and assuming electron motion can be modeled as an ‘ideal gas’ point particle (a) What is the electron’s de Broglie wavelength? (me = 9.11 x 10-31 kg) (Hint: (3/2) kBT = (1/2) meVavg 2 ) (b) What is the corresponding de Broglie frequency? (v = λf)
Wave-particle duality of light extends to matter particles by the de Broglie hypothesis. If an electron in free space is in thermal equilibrium with Cosmic Microwave Background (CMB) photons at 2.725K, and assuming electron motion can be modeled as an ‘ideal gas’ point particle (a) What is the electron’s de Broglie wavelength? (me = 9.11 x 10-31 kg) (Hint: (3/2) kBT = (1/2) meVavg 2 ) (b) What is the corresponding de Broglie frequency? (v = λf)
College Physics
1st Edition
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
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Chapter29: Introduction To Quantum Physics
Section: Chapter Questions
Problem 39PE: (a) What is the momentum of a 0.0100-nm-wavelength photon that could detect details of an atom? (b)...
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9. Wave-particle duality of light extends to matter particles by the de Broglie hypothesis. If an electron in free space is in thermal equilibrium with Cosmic Microwave Background (CMB) photons at 2.725K, and assuming electron motion can be modeled as an ‘ideal gas’ point particle
(a) What is the electron’s de Broglie wavelength? (me = 9.11 x 10-31 kg) (Hint: (3/2) kBT = (1/2) meVavg 2 )
(b) What is the corresponding de Broglie frequency? (v = λf)
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