Chemical instability of the cobalt oxyhy
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M.L. Foo; R.E. Schaak; V.L. Miller; T. Klimczuk; N.S. Rogado; Y. Wang; G.C. Lau;
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Article
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2003
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Elsevier Science
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English
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The layered sodium cobalt oxyhydrate superconductor Na 0.3 CoO 2 โข1.4H 2 O is shown through X-ray diffraction and thermogravimetric studies to be one of the series of hydrated phases of Na 0.3 CoO 2 . Further, it is shown that the material is exceptionally sensitive to both temperature and humidity