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Interlayer coupling in the superconducting state of Bi2Sr2Ca2Cu3O10

B. W. Statt, L. M. Song, C. E. Bird

DOI 10.1103/PhysRevB.55.11122 · Physical Review B

T1

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Abstract

Spin echo double resonance has been used to detect the spin-spin coupling between Cu spins on adjacent CuO2 layers. These measurements, performed in the superconducting state, on the three-layer Pb-doped bismuth high-Tc compound demonstrate the existence of interlayer exchange coupling as well as interlayer correlations in the quasiparticle excitations. An estimate of the interlayer exchange constant J⊥ is found to be 43 K, 3% of the intralayer value.

Source-reported materials — not catalogue approval

FormulaReported Tc (K)Pressure (GPa)Type
Bi2Sr2Ca2Cu3O10

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110Pressure not reportedunknown

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