Figure 5 .

XRD patterns of porous Si. XRD patterns (a), (b), (c) and (d) were obtained from samples 1, 2, 3 and 4, respectively. In pattern (a), the raw curve is separated into three Lorentzian peaks (1) to (3).

Kim and Cho Nanoscale Research Letters 2012 7:408   doi:10.1186/1556-276X-7-408
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