如以上标题：
For fig 2, the Pd particle size should be calculated. On the other hand, if the Pd particle size was 4 nm, as determined by TEM, the Pd peak in XRD pattern should be broad. However, in fig 2, the peak of Pd particles is quite sharp.
For fig 2, the Pd particle size should be calculated. On the other hand, if the Pd particle size was 4 nm, as determined by TEM, the Pd peak in XRD pattern should be broad. However
[ Last edited by polypolymer on 2011-2-14 at 08:26 ]
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