Table 1 Long axis and short axis as well as axis ratio of the present porous cu samples.

From: Effects of the space holder size on the pore structure and mechanical properties of porous Cu with a wide porosity range

x, %

SSH-Porous Cu: 1.7–2 mm

LSH-Porous Cu: 2–3 mm

Long axis/mm

Short axis/mm

Axis ratio

Long axis/mm

Short axis/mm

Axis ratio

10

2.09 ± 0.24

1.30 ± 0.06

1.61

2.95 ± 0.87

1.52 ± 0.31

1.94

20

2.04 ± 0.21

1.19 ± 0.17

1.71

2.99 ± 0.85

1.62 ± 0.19

1.85

30

2.13 ± 0.19

1.35 ± 0.15

1.58

2.96 ± 0.31

1.59 ± 0.49

1.86

40

2.03 ± 0.19

1.20 ± 0.24

1.69

2.89 ± 0.55

1.25 ± 0.33

2.31

50

2.30 ± 0.41

1.10 ± 0.27

2.10

3.44 ± 1.13

1.84 ± 0.41

1.87

60

2.51 ± 0.79

1.35 ± 0.31

1.86

3.67 ± 0.73

1.64 ± 0.48

2.24

70

2.36 ± 0.71

1.26 ± 0.37

1.87

3.30 ± 1.07

1.79 ± 0.47

1.84

80

4.04 ± 1.36

1.15 ± 0.31

3.51

3.90 ± 1.61

1.42 ± 0.45

2.75

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