Andrew Roiko

20122017
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Research Output 2012 2017

  • 5 Article
  • 2 Conference article in proceedings
  • 1 Dissertation
2017
3 Citations (Scopus)

Behavior of small cracks under negative stress ratio fatigue loading

Roiko, A., Solin, J. & Hänninen, H., 2017, In : International Journal of Fatigue. 104, p. 379-388 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Fatigue
Crack Growth Rate
Crack propagation
Crack
Fatigue of materials
Open Access
High strength steel
Crack propagation
Fatigue of materials
Microstructure
Cracks

The paths of small fatigue cracks in high-strength steels initiated from inclusions and small defects

Roiko, A., Solin, J., Sarikka, T. & Hänninen, H., 19 Oct 2017, In : Materials Performance and Characterization. 6, 1, p. 388-403 16 p.

Research output: Contribution to journalArticleScientificpeer-review

High strength steel
Cracks
Defects
Steel
Fatigue of materials
2015
2 Citations (Scopus)

Towards proper sampling and statistical modelling of defects

Cetin, A., Roiko, A. & Lind, M., 2015, In : Fatigue & Fracture of Engineering Materials & Structures. 38, 9, p. 1056-1065

Research output: Contribution to journalArticleScientificpeer-review

Sampling
Defects
Inspection
2014
2 Citations (Scopus)

Inclined defects and their effect on the fatigue limit and small crack growth

Roiko, A., Solin, J. & Murakami, Y., 2014, MATEC Web of Conferences. EDP Sciences, 07002

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Open Access
Crack propagation
Fatigue of materials
Defects
Focused ion beams
Cracks
10 Citations (Scopus)

Measurement of small cracks initiating from inclusions, Focused Ion Beam notches and drilled holes

Roiko, A. & Solin, J., 2014, In : International Journal of Fatigue. 62, p. 154-158

Research output: Contribution to journalArticleScientificpeer-review

Focused ion beams
Notch
Crack
Microcracks
Crack Initiation

Towards proper sampling and statistical analysis of defects

Cetin, A., Roiko, A. & Mina, L., 2014, Proceedings: MATEC Web of Conferences. EDP Sciences, Vol. 12. 02001

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Open Access
Statistical Analysis
Defects
Extreme Value Theory
Inspection
Steel
2012
9 Citations (Scopus)

A design approach for components in ultralong fatigue life with step loading

Roiko, A. & Murakami, Y., 2012, In : International Journal of Fatigue. 41, p. 140-149 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Fatigue Life
Inclusion
Fatigue of materials
Steel
Curve