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Specific heat of Tl monolayer and bilayer superconducting phases

Bal K. Agrawal, J. S. Negi, P. S. Yadav, S. Agrawal

DOI 10.1103/PhysRevB.45.3152 · Physical Review B

T1

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Abstract

The lattice specific heat of Tl-based superconductors has been investigated using a Born lattice-dynamical model. The specific-heat function reveals a temperature dependence that is quite far from a T3 one. This brings into question the reliability of the magnitudes and temperature dependence of the various non-lattice-contributions extracted assuming a T3 lattice-specific-heat contribution, from the analysis of the measured total specific heat.

Source-reported materials — not catalogue approval

FormulaReported Tc (K)Pressure (GPa)Type
Tl2Ba2CuO6

Archive — visibility unverified

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

—Pressure not reportedunknown
Tl2Ba2CaCu2O8

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

—Pressure not reportedunknown
Tl2Ba2Ca2Cu3O10

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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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