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2019
4 Citations (Scopus)
Tin
Aluminum Oxide
Bronze
bronzes
Seawater
1 Downloads (Pure)
Open Access
File
Abrasion
Wear of materials
Composite materials
Polymers
Ultrahigh molecular weight polyethylenes
2 Citations (Scopus)

Matrix morphology and the particle dispersion in HDPE nanocomposites with enhanced wear resistance

Pelto, J., Verho, T., Ronkainen, H., Kaunisto, K., Metsäjoki, J., Seitsonen, J. & Karttunen, M., 10 May 2019, In : Polymer Testing. 77, 105897.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Polyethylene
High density polyethylenes
Wear resistance
Nanocomposites
Graphite

Tribocorrosion behaviour of thermally sprayed cermet coatings in paper machine environment

Huttunen-Saarivirta, E., Heino, V., Isotahdon, E., Kilpi, L. & Ronkainen, H., 2019, (Accepted/In press) In : Tribology International.

Research output: Contribution to journalArticleScientificpeer-review

Wear of additively manufactured tool steel in contact with aluminium alloy

Huttunen-Saarivirta, E., Heino, V., Vaajoki, A., Hakala, T. J. & Ronkainen, H., 8 Jun 2019, In : Wear. 432-433, 202934.

Research output: Contribution to journalArticleScientificpeer-review

Tool steel
aluminum alloys
Aluminum alloys
Wear of materials
steels
2018
1 Citation (Scopus)

Characterization of DLC-Coated and Uncoated Surfaces by New Directional Blanket Curvature Covering (DBCC) Method

Wolski, M., Podsiadlo, P., Stachowiak, G. W., Holmberg, K., Laukkanen, A. & Ronkainen, H., 2018, In : Tribology Letters. 66, 4, 153.

Research output: Contribution to journalArticleScientificpeer-review

Diamond
blankets
Diamonds
coverings
Carbon
1 Citation (Scopus)

Comparison of mechanical properties and composition of magnetron sputter and plasma enhanced atomic layer deposition aluminum nitride films

Sippola, P., Pyymäki Perros, A., Ylivaara, O., Ronkainen, H., Julin, J., Liu, X., Sajavaara, T., Etula, J., Lipsanen, H. & Puurunen, R. L., 30 Jul 2018, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 36, 5, 12 p., 051508.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Aluminum nitride
Atomic layer deposition
aluminum nitrides
atomic layer epitaxy
mechanical properties
2 Citations (Scopus)

Fabrication of ultrathin multilayered superomniphobic nanocoatings by liquid flame spray, atomic layer deposition, and silanization

Sorvali, M., Vuori, L., Pudas, M., Haapanen, J., Mahlberg, R., Ronkainen, H., Honkanen, M., Valden, M. & Makela, J. M., 9 Mar 2018, In : Nanotechnology. 29, 18, 185708.

Research output: Contribution to journalArticleScientificpeer-review

Atomic layer deposition
Fabrication
Coatings
Stainless Steel
Liquids
5 Citations (Scopus)

Insights into the behaviour of tool steel-aluminium alloy tribopair at different temperatures

Huttunen-Saarivirta, E., Kilpi, L., Hakala, T. J., Metsäjoki, J. & Ronkainen, H., 1 Mar 2018, In : Tribology International. 119, p. 567-584 18 p.

Research output: Contribution to journalArticleScientificpeer-review

Tool steel
Alloy steel
aluminum alloys
Aluminum alloys
Wear of materials
7 Citations (Scopus)

Tribocorrosion behaviour of aluminium bronze in 3.5 wt.% NaCl solution

Huttunen-Saarivirta, E., Isotahdon, E., Metsäjoki, J., Salminen, T., Carpén, L. & Ronkainen, H., 1 Nov 2018, In : Corrosion Science. 144, p. 207-223 17 p.

Research output: Contribution to journalArticleScientificpeer-review

Bronze
Aluminum
Corrosion
Wear of materials
Electrochemical cells
1 Citation (Scopus)

Tribological properties of AlTIN coating in sliding contact with Ti6Al4V: A helpful tool for disentangling the phenomena complexity during real turning operations

Tebaldo, V., Kilpi, L., Ronkainen, H. & Faga, M. G., 1 Jul 2018, In : Tribology International. 123, p. 71-80 10 p.

Research output: Contribution to journalArticleScientificpeer-review

sliding contact
coefficient of friction
adhesion
Friction
coatings
2 Citations (Scopus)

Tribological properties of thin films made by atomic layer deposition sliding against silicon

Kilpi, L., Ylivaara, O. M. E., Vaajoki, A., Liu, X., Rontu, V., Sintonen, S., Haimi, E., Malm, J., Bosund, M., Tuominen, M., Sajavaara, T., Lipsanen, H., Hannula, S. P., Puurunen, R. L. & Ronkainen, H., 1 Jan 2018, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 36, 1, 01A122.

Research output: Contribution to journalArticleScientificpeer-review

Atomic layer deposition
Silicon
atomic layer epitaxy
sliding
coatings
2017
10 Citations (Scopus)

Aluminum oxide/titanium dioxide nanolaminates grown by atomic layer deposition: Growth and mechanical properties

Ylivaara, O. M. E., Kilpi, L., Liu, X., Sintonen, S., Ali, S., Laitinen, M., Julin, J., Haimi, E., Sajavaara, T., Lipsanen, H., Hannula, S-P., Ronkainen, H. & Puurunen, R. L., 2017, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 35, 1, 14 p., 01B105.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Atomic layer deposition
Aluminum Oxide
atomic layer epitaxy
titanium oxides
Titanium dioxide
3 Citations (Scopus)

Multiscale characterisation of 3D surface topography of DLC coated and uncoated surfaces by directional blanket covering (DBC) method

Wolski, M., Podsiadlo, P., Stachowiak, G. W., Holmberg, K., Laukkanen, A., Ronkainen, H., Gee, M., Nunn, J., Gachot, C. & Li, L., 2017, In : Wear. 388-389, p. 47-56 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Diamond
blankets
Surface topography
Diamonds
topography
3 Citations (Scopus)

Topographical orientation effects on surface stresses influencing on wear in sliding DLC contacts, Part 2: Modelling and simulations

Laukkanen, A., Holmberg, K., Ronkainen, H., Stachowiak, G., Podsiadlo, P., Wolski, M., Gee, M., Gachot, C. & Li, L., 15 Oct 2017, In : Wear. 388-389, p. 18-28 11 p.

Research output: Contribution to journalArticleScientificpeer-review

Diamond
sliding
Diamonds
Carbon
diamonds
2016
4 Citations (Scopus)

An investigation into the effect of substrate on the load-bearing capacity of thin hard coatings

Wang, C. T., Hakala, T. J., Laukkanen, A., Ronkainen, H., Holmberg, K., Gao, N., Wood, R. J. K. & Langdon, T. G., 2016, In : Journal of Materials Science. 51, 9, p. 4390-4398

Research output: Contribution to journalArticleScientificpeer-review

Hard coatings
Bearing capacity
Loads (forces)
Substrates
Coatings
13 Citations (Scopus)

Microscratch testing method for systematic evaluation of the adhesion of atomic layer deposited thin films on silicon

Kilpi, L., Ylivaara, O. M. E., Vaajoki, A., Malm, J., Sintonen, S., Tuominen, M., Puurunen, R. L. & Ronkainen, H., 2016, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 34, 1, 01A124.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Silicon
adhesion
Adhesion
coatings
Thin films

Multiscale characterisation of 3D surface topography of DLC coated and uncoated surfaces by directional blanket covering (DBC) method

Wolski, M., Podsiadlo, P., Stachowiak, G., Holmberg, K., Laukkanen, A., Ronkainen, H., Gee, M., Nunn, J., Gachot, C. & Li, L., 2016, In : Wear. 388-389, p. 47-56

Research output: Contribution to journalArticleScientificpeer-review

Diamond
blankets
Surface topography
Diamonds
topography
10 Citations (Scopus)

The influence of carbon based coatings and surface finish on the tribological performance in high-load contacts

Ronkainen, H., Elomaa, O., Varjus, S., Kilpi, L., Jaatinen, T. & Koskinen, J., 2016, In : Tribology International. 96, p. 402-409

Research output: Contribution to journalArticleScientificpeer-review

contact loads
Carbon
coatings
Coatings
carbon

Topographical orientation effects on friction and wear in sliding DLC, part 2: modelling and simulations

Laukkanen, A., Holmberg, K., Ronkainen, H., Stachowiak, G., Podsiadlo, P., Wolski, M., Gee, M., Gachot, C. & Li, L., 2016.

Research output: Contribution to conferenceConference articleScientific

20 Citations (Scopus)
martensitic stainless steels
Martensitic stainless steel
austenitic stainless steels
Austenitic stainless steel
corrosion

Tribological properties of atomic layer deposited thin films against silicon

Kilpi, L., Ylivaara, O., Vaajoki, A., Liu, X., Rontu, V., Sintonen, S., Haimi, E., Bosund, M., Tuominen, M., Sajavaara, T., Lipsanen, H., Hannula, S-P., Puurunen, R. & Helena, R., 2016.

Research output: Contribution to conferenceConference PosterScientific

2015

Mechanical property mapping of ALD thin films

Puurunen, R. L., Ali, S., Arstila, K., Berdova, M., Haimi, E., Heikkinen, H., Julin, J., Kilpi, L., Laitinen, M., Liu, X., Lyytinen, J., Malm, J., Pyymaki-Perros, A., Rontu, V., Sintonen, S., Ylivaara, O., Sajavaara, T., Lipsanen, H., Franssila, S., Koskinen, J. & 3 others, Ronkainen, H., Hannula, S-P. & Kiihamäki, J., 2015, Technical Program & Abstracts. American Vacuum Society AVS

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

11 Citations (Scopus)

Topographical orientation effects on friction and wear in sliding DLC and steel contacts: Part 1: Experimental

Holmberg, K., Laukkanen, A., Ronkainen, H., Waudby, R., Stachowiak, G., Wolski, M., Podsiadlo, P., Gee, M., Nunn, J., Gachot, C. & Li, L., 2015, In : Wear. 330-331, p. 3-22

Research output: Contribution to journalArticleScientificpeer-review

Diamond
Steel
sliding
Diamonds
friction
2014
82 Citations (Scopus)

Aluminum oxide from trimethylaluminum and water by atomic layer deposition: The temperature dependence of residual stress, elastic modulus, hardness and adhesion

Ylivaara, O. M. E., Liu, X., Kilpi, L., Lyytinen, J., Schneider, D., Laitinen, M., Julin, J., Ali, S., Sintonen, S., Berdova, M., Haimi, E., Sajavaara, T., Ronkainen, H., Lipsanen, H., Koskinen, J., Hannula, S. P. & Puurunen, R. L., 2014, In : Thin Solid Films. 552, p. 124-135 12 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Atomic layer deposition
Aluminum Oxide
atomic layer epitaxy
residual stress
Residual stresses

Evaluation of Young's modulus and residual stress of suspended ALD thin films by bulge and MEMS shaft loading techniques

Berdova, M., Grigoras, K., Ylitalo, T., Kassamakov, I., Heino, J., Törmä, P. T., Kilpi, L., Ronkainen, H., Koskinen, J., Hæggström, E. & Franssila, S., 2014.

Research output: Contribution to conferenceConference AbstractScientific

5 Citations (Scopus)

Fibre Optic Sensors for Long-Term Monitoring of Oil Film Pressure in Diesel Engine Main Bearing

Kapulainen, M., Ronkainen, H., Hokkanen, A., Stuns, I., Varjus, S., Nyyssönen, S., Turunen, R. & Halme, J., 2014, In : Tribology Letters. 56, 1, p. 47-54 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Bearings (structural)
diesel engines
Fiber optic sensors
Diesel engines
fiber optics

Material challenges in the manufacturing of tailored structures with direct write technologies

Metsä-Kortelainen, S., Ronkainen, H., Varis, T., Ruusuvuori, K., Roozeman, R., Vehmas, T., Kupiainen, V., Ahlroos, T., Lagerbom, J. & Suhonen, T., 2014, Materials Challenges and Testing for Manufacturing, Mobility, Biomedical Applications and Climate. Udomkichdecha, W., Böllinghaus, T., Manonukul, A. & Lexow, J. (eds.). Springer, p. 57-66

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

Thermal spraying
Molten materials
Powders
Substrates
Hot Temperature
30 Citations (Scopus)

Mechanical assessment of suspended ALD thin films by bulge and shaft-loading techniques

Berdova, M., Ylitalo, T., Kassamakov, I., Heino, J., Törmä, P. T., Kilpi, L., Ronkainen, H., Koskinen, J., Hæggström, E. & Franssila, S., 2014, In : Acta Materialia. 66, p. 370-377 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Residual stresses
Elastic moduli
Thin films
Mechanical actuators
Nanosystems
16 Citations (Scopus)

Microstructural, mechanical and tribological analysis of nanocomposite Ti-C-N coatings deposited by industrial-scale DC magnetron sputtering

Louring, S., Madsen, N. D., Sillassen, M., Berthelsen, A. N., Christensen, B. H., Almtoft, K. P., Ronkainen, H., Nielsen, L. P. & Bøttiger, J., 2014, In : Surface and Coatings Technology. 245, p. 40-48 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Magnetron sputtering
Nanocomposites
magnetron sputtering
nanocomposites
direct current

Scratch tests of PEG-impregnated samples of green wood

Fortino, S., Salminen, L. I., Sirviö, J., Metsäjoki, J., Ronkainen, H. & Bjurhager, I., 2014. 2 p.

Research output: Contribution to conferenceConference articleScientific

Polyethylene glycols
Wood
Disintegration
Impregnation
Cells

Temperature dependence of the mechanical properties of ALD TiO2 from TiCl4 and H2O on silicon

Ylivaara, O., Liu, X., Kilpi, L., Schneider, D., Laitinen, M., Julin, J., Ali, S., Sintonen, S., Haimi, E., Sajavaara, T., Lipsanen, H., Ronkainen, H., Hannula, S-P. & Puurunen, R. L., 2014, BALD2014 Abstract book.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

31 Citations (Scopus)

Thermal and plasma enhanced atomic layer deposition of SiO2 using commercial silicon precursors

Putkonen, M., Bosund, M., Ylivaara, O. M. E., Puurunen, R. L., Kilpi, L., Ronkainen, H., Sintonen, S., Ali, S., Lipsanen, H., Liu, X., Haimi, E., Hannula, S. P., Sajavaara, T., Buchanan, I., Karwacki, E. & Vähä-Nissi, M., 2014, In : Thin Solid Films. 558, p. 93-98 6 p.

Research output: Contribution to journalArticleScientificpeer-review

Plasma Gases
Atomic layer deposition
Silicon
atomic layer epitaxy
Plasmas

Tribological Performance of ALD Al2O3, TiO2 and ATO nanolaminate coatings

Kilpi, L., Vaajoki, A., Varjus, S., Ylivaara, O., Puurunen, R. L. & Ronkainen, H., 2014, BALD2014 Abstract book.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

33 Citations (Scopus)

Tribological properties of laser-textured and ta-C coated surfaces with burnished WS2 at elevated temperatures

Oksanen, J., Hakala, T. J., Tervakangas, S., Laakso, P., Kilpi, L., Ronkainen, H. & Koskinen, J., 2014, In : Tribology International. 70, p. 94-103 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Texturing
Wear of materials
Lasers
lasers
Temperature
2013

ALD Al2O3/TiO2 nanolaminates on Si: residual stress, elastic modulus, hardness and adhesion

Ylivaara, O., Liu, X., Ali, S., Sintonen, S., Laitinen, M., Julin, J., Kilpi, L., Sajavaara, T., Haimi, E., Ronkainen, H., Lipsanen, H., Hannula, S-P. & Puurunen, R. L., 2 Sep 2013, 19th European Conference on Chemical Vapor Deposition (EuroCVD 19). Elsevier

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

ALD Al2O3 from TMA and water on Si: residual stress, elastic modulus, hardness and adhesion: residual stress, elastic modulus, hardness and adhesion

Ylivaara, O., Liu, X., Kilpi, L., Lyytinen, J., Schneider, D., Laitinen, M., Julin, J., Ali, S., Sintonen, S., Berdova, M., Haimi, E., Sajavaara, T., Ronkainen, H., Lipsanen, H., Koskinen, J., Hannula, S-P. & Puurunen, R. L., 2013, Technical Program & Abstracts, published abstract of a poster. American Vacuum Society AVS

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

atomic layer epitaxy
residual stress
modulus of elasticity
adhesion
hardness

ALD membrane strength measurement with a stylus profilometer

Gao, F., Puurunen, R., Laukkanen, A., Kilpi, L., Ronkainen, H. & Kiihamäki, J., 2013.

Research output: Contribution to conferenceConference PosterScientific

13 Citations (Scopus)

Characterization of thin film adhesion by MEMS shaft-loading blister testing

Berdova, M., Lyytinen, J., Grigoras, K., Baby, A., Kilpi, L., Ronkainen, H., Franssila, S. & Koskinen, J., 2013, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 31, 3, 5 p., 031102.

Research output: Contribution to journalArticleScientificpeer-review

blisters
microelectromechanical systems
MEMS
Copper
adhesion
17 Citations (Scopus)

Diamond nanoparticles in ethylene glycol lubrication on steel-steel high load contact

Elomaa, O., Hakala, T. J., Myllymäki, V., Oksanen, J., Ronkainen, H., Singh, V. K. & Koskinen, J., 2013, In : Diamond and Related Materials. 34, p. 89-94 6 p.

Research output: Contribution to journalArticleScientificpeer-review

Nanodiamonds
Diamond
Ethylene Glycol
Steel
Ethylene glycol
2 Citations (Scopus)

Finite element analysis of coating adhesion failure in pre-existing crack field

Holmberg, K., Laukkanen, A., Ronkainen, H. & Wallin, K., 2013, In : Tribology: Materials, Surfaces & Interfaces. 7, 1, p. 42-51 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Adhesion
Cracks
Finite element method
Coatings
Steel
1 Citation (Scopus)

Materials for electronics by thermal spraying

Ronkainen, H., Kanerva, U., Varis, T., Ruusuvuori, K., Turunen, E., Peräntie, J., Putaala, J., Juuti, J. & Jantunen, H., 2013, Physical and numerical simulation of materials processing VII. Karjalainen, L. P., Porter, D. A. & Järvenpää, S. A. (eds.). Trans Tech Publications, p. 451 - 456 (Materials Science Forum, Vol. 762).

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

Thermal spraying
Aluminum Oxide
Electronic equipment
Coatings
Powders
1 Citation (Scopus)

Miniature plasma sprayed strain gauges for torque sensing

Tervo, J., Vuorio, J., Paro, J., Ruusuvuori, K. & Ronkainen, H., 2013, In : Powder Metallurgy. 56, 5, p. 335-336 1 p.

Research output: Contribution to journalArticleScientificpeer-review

strain gages
Strain gages
torque
Torque
Plasmas

Modelling of friction and structural transformations in diamong-like carbon coating

Ronkainen, H., Laukkanen, A. & Holmberg, K., 2013, Multiscale modelling and design for engineering application. Laitinen, T. & Wallin, K. (eds.). Espoo: VTT Technical Research Centre of Finland, p. 47-62 (VTT Technology; No. 77).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access
3 Citations (Scopus)

Surface embedded temperature sensor on tool part for real time injection moulding process monitoring

Schonberg, T., Ruusuvuori, K., Christensen, B. H., Boivie, K., Berild, J. P., Ronkainen, H. & Gellein, R. T., 2013, Proceedings: Transducers & Eurosensors XXVII: The 17th International Conference on Solid-State Sensors, Actuators and Microsystems, Transducers and Eurosensors XXVII, 2013. IEEE Institute of Electrical and Electronic Engineers , p. 116-119

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

Process monitoring
Temperature sensors
Injection molding
Polymers
Thermocouples

The effect of coating characteristics on the performance of a-C:H and ta-C coatings

Ronkainen, H., Laukkanen, A., Holmberg, K., Kano, M., Horiuchi, T. & Suzuki, T., 2013, Proceedings: 5th World Tribology Congress, WTC 2013. Vol. 1-4. 161

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

2 Citations (Scopus)

Tribological behaviour of carbon thin films against bearing steel under continuous sliding in hydrogen environment

Vaajoki, A., Tanaka, H., Varjus, S., Ronkainen, H. & Sugimura, J., 2013, Proceedings: 5th World Tribology Congress, WTC 2013. p. 3098-3101

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

Bearings (structural)
Carbon films
Thin films
Coatings
Hydrogen
2012

Adhesion performance and tribological properties of atomic layer deposited aluminum oxide films

Ronkainen, H., Kilpi, L., Vaajoki, A., Varjus, S., Ylivaara, O. & Puurunen, R. L., 2012, Technical Program & Abstracts. American Vacuum Society AVS

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

oxide films
adhesion
aluminum oxides
coatings
friction

Direct write techniques for competitiveness and increased product functionality (SUORA)

Ronkainen, H., 2012, Production matters: VTT in global trends. Häkkinen, K. (ed.). Espoo: VTT Technical Research Centre of Finland, p. 43-45 (VTT Research Highlights; No. 3).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access

Miniature plasma sprayed strain gauges for torque sensing

Tervo, J., Vuorio, J., Paro, J., Ruusuvuori, K. & Ronkainen, H., 2012, Proceedings of Euro PM 2012. UK: European Power Metallurgy Association EPMA

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

Strain gages
Torque
Plasmas
Gages
Plasma spraying