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Record Nr. |
UNINA9910337881603321 |
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Autore |
Kapon Itzik |
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Titolo |
Searching for 2D Superconductivity in La2−xSrxCuO4 Single Crystals / / by Itzik Kapon |
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Pubbl/distr/stampa |
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Cham : , : Springer International Publishing : , : Imprint : Springer, , 2019 |
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ISBN |
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Edizione |
[1st ed. 2019.] |
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Descrizione fisica |
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1 online resource (73 pages) |
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Collana |
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Springer Theses, Recognizing Outstanding Ph.D. Research, , 2190-5053 |
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Disciplina |
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Soggetti |
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Superconductivity |
Superconductors |
Physical measurements |
Measurement |
Optical materials |
Electronic materials |
Materials science |
Strongly Correlated Systems, Superconductivity |
Measurement Science and Instrumentation |
Optical and Electronic Materials |
Characterization and Evaluation of Materials |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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"Doctoral Thesis accepted by the Technion - Israel Institute of Technology, Haifa, Israel"--Title page. |
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Nota di contenuto |
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Introduction -- Stiffnessometer, a Magnetic-Field-Free Superconducting Stiffness Meter and Its Application -- The Nature of the Phase Transition in the Cuprates as Revealed by the Stffnessometer -- Opening a Nodal Gap by Fluctuating Spin-Density-Wave in Lightly Doped La2-xSrxCuO4 -- Conclusions. |
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Sommario/riassunto |
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A new experimental method – the "Stiffnessometer", is developed to measure elementary properties of a superconductor, including the superconducting stiffness and the critical current. This technique has many advantages over existing methods, such as: the ability to measure these properties while minimally disturbing the system; the |
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ability to measure large penetration depths (comparable to sample size), as necessary when approaching the critical temperature; and the ability to measure critical currents without attaching contacts and heating the sample. The power of this method is demonstrated in a study of the penetration depth of LSCO, where striking evidence is found for two separate critical temperatures for the in-plane and out-of-plane directions. The results in the thesis are novel, important and currently have no theoretical explanation. The stiffnessometer in a tool with great potential to explore new grounds in condensed matter physics. . |
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