Electron pairing without superconductivity

Guanglei Cheng, Michelle Tomczyk, Shicheng Lu, Joshua P. Veazey, Mengchen Huang, Patrick Irvin, Sangwoo Ryu, Hyungwoo Lee, Chang-Beom Eom, C. Stephen Hellberg and Jeremy Levy ()
Additional contact information
Guanglei Cheng: University of Pittsburgh
Michelle Tomczyk: University of Pittsburgh
Shicheng Lu: University of Pittsburgh
Joshua P. Veazey: University of Pittsburgh
Mengchen Huang: University of Pittsburgh
Patrick Irvin: University of Pittsburgh
Sangwoo Ryu: University of Wisconsin-Madison
Hyungwoo Lee: University of Wisconsin-Madison
Chang-Beom Eom: University of Wisconsin-Madison
C. Stephen Hellberg: Center for Computational Materials Science, Naval Research Laboratory
Jeremy Levy: University of Pittsburgh

Nature, 2015, vol. 521, issue 7551, 196-199

Abstract: Evidence is presented for electron pairing in strontium titanate far above the superconducting transition temperature; such pairs are thought to be the long-sought pre-formed pairs that condense at lower temperatures to give rise to the unconventional superconducting state in this system.

Date: 2015
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DOI: 10.1038/nature14398

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