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The checkerboard modulation and the inter-layer asymmetry of the hole density in cuprates

2003/06/27 by P. Süle, Süle, P.
Physics and Astronomy · #FOS: Physical sciences #Physics of Superconductivity and Magnetism #Quantum, superfluid, helium dynamics #Spectroscopy and Quantum Chemical Studies #Superconductivity (cond-mat.supr-con) #cond-mat.supr-con

paper · pdf · doi:10.48550/arxiv.cond-mat/0306698

4 pages, 3 figures, 2 tables, poster presentation at the International Conference on 'Dynamic Inhomogenities in Complex Oxides' (June 2003, Bled, Slovenia)

openalex publication_date 2003/06/27 · arxiv created 2003/10/16 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

The 2D pair-condensate is characterized by a charge ordered state with a "checkerboard" pattern in the planes and with an alternating superstructure along the c-axis.We find that Coulomb energy gain occurs along the c-axis, which is proportional to the measured condensation energy and is due to inter-layer charge complementarity (charge asymmetry of the boson condensate. The static c-axis dielectric constant and the in-plane coherence length are also calculated for various cuprates and compared with the available experimental data. We find excellent agreement .

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