Knight Shift in Metals
Knight Shift in Metals
Knight Shift in Metals
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(6)<br />
SC<br />
2<br />
swave<br />
d<br />
wave<br />
T c<br />
T<br />
K<br />
d<br />
wave<br />
s<br />
wave<br />
T<br />
This is the case for high T C superconductors<br />
S 1<br />
for example Sr 2 RuO 4 T C =1.5 K<br />
where superconductivity may be mediated by ferromagnetic fluctuations<br />
K<br />
pwave L<br />
1<br />
T c<br />
d wave L<br />
swave L<br />
2<br />
0<br />
T<br />
– advantage: simple experiment that can be performed on polycrystall<strong>in</strong>e samples<br />
– impurity phases are not contribut<strong>in</strong>g local probe!
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