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| Content Provider | Springer Nature Link |
|---|---|
| Author | Oesterreicher, H. |
| Copyright Year | 2007 |
| Abstract | The degree of the isolation of the CuO$_{2}$ planes (e.g. distance or bond valence to the apical coordination) has been shown by quantitative algorithms to be the major factor in determining aspects of the doping curves. They include the magnitude of the optimal number of doped holes (h$_{op}$) and the corresponding T $_{cop}$. It is shown that the roots of these phenomenological laws lie in a related structural dependence of super-exchange. The latter is expressed in the pseudo-gap or Neel temperature of the undoped parent compound. A fruitful language can be developed which deals with a buildup of complex quantum chemical features by bringing two holes into vicinity of a super-exchange O, forming a “local” Cu$_{2}$O$_{7}$ pair. Structural considerations also dictate that stress is relieved by alternate orthogonal pair orientation. This leads to plaid patterns with primary and secondary channels of charge. The presence of these two types of charge channels is involved in the mechanism of superconducting charge transport. Similar structuring of doped charge into plaid patterns of “local” pairs has been proposed for “all” high T $_{c}$ superconductivity. STM now gives pictorial representation of the remnants of such an electronic crystal structure. The response of these bond-ordering motifs to structural details is further discussed. These ideas supply organization to the manifold experimental situation and provide opportunities for a unifying theory for high T $_{c}$ superconductivity in terms of real space structuring of “local” pairs, largely on crystal-chemical principles. |
| Starting Page | 201 |
| Ending Page | 213 |
| Page Count | 13 |
| File Format | |
| ISSN | 15571939 |
| Journal | Journal of Superconductivity and Novel Magnetism |
| Volume Number | 20 |
| Issue Number | 3 |
| e-ISSN | 15571947 |
| Language | English |
| Publisher | Kluwer Academic Publishers-Plenum Publishers |
| Publisher Date | 2007-01-20 |
| Publisher Place | New York |
| Access Restriction | One Nation One Subscription (ONOS) |
| Subject Keyword | superconducting T$_{c}$ prediction bond ordering electronic crystal Characterization and Evaluation Materials Condensed Matter Magnetism, Magnetic Materials Superconductivity, Superfluidity, Quantum Fluids |
| Content Type | Text |
| Resource Type | Article |
| Subject | Electronic, Optical and Magnetic Materials Condensed Matter Physics |
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