Magnetic resonance peak and nonmagnetic impurities
published by Bourges
in 2000
in Physics
and research's language is
English
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Abstract in English
Nonmagnetic Zn impurities are known to strongly suppress superconductivity. We review their effects on the spin excitation spectrum in $rm YBa_2Cu_3O_{7}$, as investigated by inelastic neutron scattering measurements.