(c) Void(far-centre). (d) Void(far-surface). (a) Void(close-centre). (b) Void(close-surface). 20 µm. Loading direction. L. T. (d). Crack Propagation. 0. 500. 1000.
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
Crack Notch root propagation
L
T
T S
S L
1.0 mm
View
(c)
(a)
(d)
(b) 300 µm
Loading direction
1100 µm
(a) Void(close-centre)
(c) Void(far-centre)
(b) Void(close-surface)
(d) Void(far-surface)
2000
Loading direction
Crack Length a [µm]
Experiment δ0.7 1500
1000
500
0 0
200
400
Notch opening distance [µm]
T. Ueda, L. Helfen, T.F. Morgeneyer Acta Materialia, 2014
Crack Propagation
20 µm
