Figure 1.

XRD patterns of several samples: (a) O, O-di-n-cetyldithiophosphate and surface-modified Cu products with molar ratios of P to Cu of (b) 1:2; (c) 1:5; and (d) 1:10.

Li et al. Nanoscale Research Letters 2011 6:373   doi:10.1186/1556-276X-6-373
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