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Title: A certain crystal has an interatomic spacing of 0.142 nm. If a beam of electrons moving with a speed ... Post by: tankster on Feb 26, 2017 A certain crystal has an interatomic spacing of 0.142 nm. If a beam of electrons moving with a speed of 1400 m/s is diffracted from this crystal, what is the de Broglie wavelength of the electron?
A) 420 nm B) 130 nm C) 260 nm D) 502 nm E) 520 nm Title: Re: A certain crystal has an interatomic spacing of 0.142 nm. If a beam of electrons moving with a ... Post by: mtown88 on Feb 26, 2017 Content hidden
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