Local measurements of the superconducting penetration depth

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Abstract/Contents

Abstract
Measurements of the superconducting penetration depth, which is closely related to the superfluid density, are among the first characterizations of new superconductors. These measurements give insight into the gap structure, a key stepping stone to a microscopic understanding of the system. I will review several techniques for measuring the penetration depth, and describe how we can use scanning SQUID microscopy to measure it locally. These local measurements often reveal spatial inhomogeneity in the penetration depth. Spatial inhomogeneity is a problem, since every experimental probe of the penetration depth assumes uniformity. This discrepancy motivated us to study penetration depth inhomogeneity in two ways: by creating and measuring a model system with controlled local penetration depth, and by calculation.

Description

Type of resource text
Form electronic; electronic resource; remote
Extent 1 online resource.
Publication date 2013
Issuance monographic
Language English

Creators/Contributors

Associated with Lippman, Tom
Associated with Stanford University, Department of Physics.
Primary advisor Moler, Kathryn A
Thesis advisor Moler, Kathryn A
Thesis advisor Kapitulnik, Aharon
Thesis advisor Kivelson, Steven
Advisor Kapitulnik, Aharon
Advisor Kivelson, Steven

Subjects

Genre Theses

Bibliographic information

Statement of responsibility Tom Lippman.
Note Submitted to the Department of Physics.
Thesis Thesis (Ph.D.)--Stanford University, 2013.
Location electronic resource

Access conditions

Copyright
© 2013 by Thomas Michael Lippman
License
This work is licensed under a Creative Commons Attribution Non Commercial 3.0 Unported license (CC BY-NC).

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