Type of processing

Method of fractal dimension calculation (non-dimensional)

Cube counting

Triangulation

Power spectrum

Co ions in solution

2.61

2.71

2.10

ICPAr Plasma

2.60

2.69

2.30

Gold ions in solution

2.49

2.60

1.69

Pd ion in solution

2.63

2.74

2.35

Reference (grown on as-prepared alumina)

2.58

2.66

2.26

30-nm sputtered gold

2.59

2.64

2.22

Petal-like pattern on solid silica

2.61

2.67

1.33

Tree-likepattern on solid silica

2.45

2.54

1.54