ch38-p068 - 68. With 82 m (U b E ) , T e 2bL = exp 2 L h2...

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68. With () 2 2 2 8 exp 2 , b bL mU E Te L h ⎛⎞ π− ⎜⎟ ≈=− ⎝⎠ we have ( ) 2 2 1240eV nm ln 0.001 1l n 1 6.0eV 2 4 2 0.511MeV 4 0.70nm 5.1eV. b
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