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[Solved]: Two beams of neutral $ mathrm{He}^4$ atoms scatter
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(Solved): Two beams of neutral $\mathrm{He}^4$ atoms scatter-oft each other with a spherically symmetric poten ...



Two beams of neutral $\mathrm{He}^4$ atoms scatter-oft each other with a spherically symmetric potential $V(r)=\lambda \delta(r-R)$ a) Find the phase-shift $\delta e(k)$



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