Figure 5.

SEM image of a sample obtained by hydrothermal synthesis of Py:CuOHCl. a: image of a sample obtained by hydrothermal synthesis of Py:CuOHCl with molar ratio of 2:0.78 and period of 72 h at 150°C, b: Lower magnification view of the sample.

Suárez-Guevara et al. Nanoscale Research Letters 2012 7:521   doi:10.1186/1556-276X-7-521
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