calculate the wavelength of a 1eV electron.
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Wavelength of 1 eV electron
• For an electron,
!
" =
1240 eV # nm
2 $ 0.511 MeV
1
Ekinetic
=
1.23 eV1/ 2
# nm
Ekinetic
• 1 eV electron, λ=1.23 nm
• 10 eV electron λ=0.39 nm
• 100 eV electron λ=0.12 n
• For an electron,
!
" =
1240 eV # nm
2 $ 0.511 MeV
1
Ekinetic
=
1.23 eV1/ 2
# nm
Ekinetic
• 1 eV electron, λ=1.23 nm
• 10 eV electron λ=0.39 nm
• 100 eV electron λ=0.12 n
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