The Nature of the Cooper Pair - University of Liverpool
The Nature of the Cooper Pair - University of Liverpool
The Nature of the Cooper Pair - University of Liverpool
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We have found both aε and ∆. This means that we have found<br />
both <strong>the</strong> wavefunction Ψ and <strong>the</strong> energy E.<br />
In o<strong>the</strong>r words, we have solved <strong>the</strong> Schrodinger equation!<br />
<strong>The</strong> wavefunction is<br />
Ψ =<br />
�ω<br />
�D<br />
where k is related to ε by<br />
<strong>The</strong> energy is<br />
0<br />
aε sin kr =<br />
ε = �2 k 2<br />
2me<br />
�ω<br />
�D<br />
0<br />
− E F .<br />
1<br />
ε + ∆<br />
sin kr<br />
E = EF − ∆ = E − �ωD exp(− 2πkF ).<br />
melV0<br />
Superconductivity 46