2003年3月6日 · Here we report that Na x CoO 2 · y H 2 O (x ≈ 0.35, y ≈ 1.3) is a superconductor with a Tc of about 5 K. This compound consists of two-dimensional CoO 2 layers separated by …

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2003年7月31日 · A small amount of the hydrated superconducting phase Na x CoO 2 ·1.3H 2 O (c ≈ 19.6 Å) is detectable by XRD for the 1× sample.

In this study, a novel solvent-less processing route for producing CoO2/GrO nanostructures by solid-state thermal decomposition has been developed. Cobalt (II) acetate nanostructures …

... with the XRD pattern of CuO, there are two sharper diffraction peaks located at 35.5° and 38.6 ° corresponding to the (002) and (111) planes of monoclinic CuO structure. Figure 1b presents...

2002年10月29日 · In this study, two reversible plateaus at 4.55 and 4.63 V were observed in the voltage profile of cells, which were then studied by in situ X-ray diffraction (XRD). The …

Download scientific diagram | X-ray diffraction diagrams of the CoO2 thin films from publication: Effect of Red Laser Irradiation on The Optical Properties of Cobalt oxide (CoO 2 ) Thin Films...

2021年10月25日 · Additionally, the local properties were correlated with X-ray diffraction (XRD) and ZFC–FC magnetic measurements. The NP shape and size are described by high …

2024年8月22日 · An X-ray diffraction (XRD) pattern obtained from the synthesis product is shown in Figure S7 (Supporting Information). It reveals that the bulk precursor has completely …

2022年7月1日 · Experimental and refined XRD patterns and SEM images of the pristine material; principle of the electrochemical preparation of the Na x CoO 2 compounds studied; evolution …