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New superconductor Li(x)Fe(1+δ)Se (x ≤ 0.07, T(c) up to 44 K) by an electrochemical route
The superconducting transition temperature (T(c)) of tetragonal Fe(1+δ)Se was enhanced from 8.5 K to 44 K by chemical structure modification. While insertion of large alkaline cations like K or solvated lithium and iron cations in the interlayer space, the [Fe(2)Se(2)] interlayer separation increase...
Autores principales: | , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group
2016
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4863254/ https://www.ncbi.nlm.nih.gov/pubmed/27167718 http://dx.doi.org/10.1038/srep25624 |