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Low-Temperature Charge Ordering in the Superconducting State of YBa2Cu3O7−δ

S. Krämer, M. Mehring

DOI 10.1103/PhysRevLett.83.396 · Physical Review Letters

T1

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Abstract

Measurements of the nuclear quadrupole resonance (NQR) transverse relaxation rate of 63,65Cu and of the NQR linewidths in YBa2Cu3O7−δ in the superconducting state reveal unusual features below T=35K. A narrow peak in the transverse relaxation rate and an increased quadrupolar line broadening with decreasing temperature are attributed to a charge density wave ordered state below T=35K.

Source-reported materials — not catalogue approval

FormulaReported Tc (K)Pressure (GPa)Type
YBa2Cu3O7-δ

Archive — visibility unverified

Source-occurrence policy only; no material identity or catalogue acceptance is inferred from the formula.

89.9Pressure not reportedunknown
YBa2Cu3O7-δ

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Source-occurrence policy only; no material identity or catalogue acceptance is inferred from the formula.

89.2Pressure not reportedunknown
YBa2Cu4O8

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Source-occurrence policy only; no material identity or catalogue acceptance is inferred from the formula.

—Pressure not reportedunknown

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