Research output per year
Research output per year
- 200 - 227 out of 227 results
Search results
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1991
Ion beam analysis of carbon in amorphous chromium plating
Hirvonen, J.-P., Koskinen, J., Mahiout, A. & Aromaa, J., 1991, In: Kemia - Kemi. 18, 10B, p. 923Research output: Contribution to journal › Article › Scientific › peer-review
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Ion beam analysis of carbon in amorphous chromium plating
Hirvonen, J.-P., Mahiout, A., Aromaa, J. & Koskinen, J., 1991.Research output: Contribution to conference › Paper › Scientific
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PROCEDURE AND APPARATUS FOR THE COATING OF MATERIALS BY MEANS OF A PULSATING PLASMA BEAM
Anttila, A. (Inventor), Hirvonen, J.-P. (Inventor) & Koskinen, J. (Inventor), 30 May 1991, IPC No. H01J 37/ 32 A I, Patent No. JPH03502344, Priority date 18 Jan 1988, Priority No. FI19880000203Research output: Patent
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1990
Application of a new mechanical properties microprobe to study hardness of eroded bovine enamel in vitro.
Meurman, J. H., Torkko, H., Hirvonen, J., Koskinen, J. & Rytömaa, I., Dec 1990, In: Scandinavian journal of dental research. 98, 6, p. 568-570 3 p.Research output: Contribution to journal › Article › Scientific › peer-review
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Characterization and unlubricated sliding of ion-beam-deposited hydrogen-free diamond-like carbon films
Hirvonen, J.-P., Koskinen, J., Anttila, A., Lappalainen, R., Toivanen, R. O., Arminen, E. & Trkula, M., Dec 1990, In: Wear. 141, 1, p. 45-58 14 p.Research output: Contribution to journal › Article › Scientific › peer-review
14 Citations (Scopus) -
Experimental sports drinks with minimal dental erosion effect.
Meurman, J. H., Härkönen, M., Näveri, H., Koskinen, J., Torkko, H., Rytömaa, I., Järvinen, V. & Turunen, R., Apr 1990, In: Scandinavian journal of dental research. 98, 2, p. 120-128 9 p.Research output: Contribution to journal › Article › Scientific › peer-review
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Preparation and Properties of High Density, Hydrogen Free Hard Carbon Films with Direct Ion Beam or Arc Discharge Deposition
Hirvonen, J.-P., Koskinen, J., Lappalainen, R. & Anttila, A., 1990, In: Materials Science Forum. 52-53, p. 197-216 20 p.Research output: Contribution to journal › Article › Scientific › peer-review
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PROCEDURE AND APPARATUS FOR THE COATING OF MATERIALS BY MEANS OF A PULSATING PLASMA BEAM
Anttila, A. (Inventor), Hirvonen, J.-P. (Inventor) & Koskinen, J. (Inventor), 14 Nov 1990, IPC No. H01J 37/ 32 A I, Patent No. EP0396603, Priority date 18 Jan 1989, Priority No. WO1989FI00008Research output: Patent
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Small-scale high-strength silicon carbide fibers fabricated from thin films produced by plasma enhanced chemical vapor deposition
Koskinen, J., Soave, R. J. & Johnson, H. H., 1990, In: JOURNAL OF VACUUM SCIENCE AND TECHNOLOGY A. 8, 3, p. 1422-1426 5 p.Research output: Contribution to journal › Article › Scientific › peer-review
10 Citations (Scopus) -
Tribological characteristics of diamond-like films deposited with an arc-discharge method
Hirvonen, J. P., Lappalainen, R., Koskinen, J., Anttila, A., Jervis, T. R. & Trkula, M., Nov 1990, In: Journal of Materials Research. 5, 11, p. 2524-2530 7 p.Research output: Contribution to journal › Article › Scientific › peer-review
73 Citations (Scopus) -
1989
DEVELOPMENT OF SPORT DRINKS WITH NO DENTAL EROSION EFFECT
MEURMAN, J., HARKONEN, M., NAVERI, H., KOSKINEN, J. & Rytömaa, I., Apr 1989, In: Journal of Dental Research. 68, 4, p. 712-712 1 p.Research output: Contribution to journal › Meeting Abstract › Scientific › peer-review
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Fibres and films by microfabrication technology
Steinwall, J. E., Koskinen, J. & Johnson, H. H., 1989, Proceedings of the Annual Meeting of the American Ceramic Society. American Ceramic SocietyResearch output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Menetelmä ja laitteisto materiaalin pinnoittamiseksi - FOERFARANDE OCH ANORDNING FOER YTBELAEGGNING AV MATERIAL
Anttila, A. (Inventor), Hirvonen, J.-P. (Inventor) & Koskinen, J. (Inventor), 31 Aug 1989, IPC No. H01J 37/ 32 A I, Patent No. FI79351B, Priority date 18 Jan 1988, Priority No. FI19880000203Research output: Patent
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PROCEDURE AND APPARATUS FOR THE COATING OF MATERIALS BY MEANS OF A PULSATING PLASMA BEAM
Anttila, A. (Inventor), Hirvonen, J.-P. (Inventor) & Koskinen, J. (Inventor), 11 Aug 1989, IPC No. H01J 37/ 32 A I, Patent No. AU2933189, Priority date 18 Jan 1988, Priority No. FI19880000203Research output: Patent
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PROCEDURE AND APPARATUS FOR THE COATING OF MATERIALS BY MEANS OF A PULSATING PLASMA BEAM
Anttila, A. (Inventor), Hirvonen, J.-P. (Inventor) & Koskinen, J. (Inventor), 27 Jul 1989, (Accepted/In press) IPC No. H01J 37/ 32 A I, Patent No. WO8906708, Priority date 18 Jan 1988, Priority No. FI19880000203Research output: Patent
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Silicon nitride fibers using micro fabrication methods
Koskinen, J. & Johnson, H. H., 1989, Materials Research Society Symposium Proceedings. Barnett, D. M., Bravman, J. C. & Smith, D. A. (eds.). Vol. 130. p. 63-68 6 p. (MRS Proceedings).Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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1988
Abrasive wear resistance of ion-deposited hard-carbon films as a function of deposition energy
Koskinen, J., 1988, In: Journal of Applied Physics. 63, 6, p. 2094-2097 4 p.Research output: Contribution to journal › Article › Scientific › peer-review
65 Citations (Scopus) -
INVITRO EROSION CAUSED BY ACIDIC DRINKS
Rytömaa, I., MEURMAN, J. & KOSKINEN, J., Apr 1988, In: Journal of Dental Research. 67, 4, p. 769-769 1 p.Research output: Contribution to journal › Meeting Abstract › Scientific › peer-review
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In vitro erosion of bovine enamel caused by acidic drinks and other foodstuffs
Rytömaa, I., Meurman, J. H., Koskinen, J., Laakso, T., Gharazi, L. & Turunen, R., Aug 1988, In: European Journal of Oral Sciences. 96, 4, p. 324-333 10 p.Research output: Contribution to journal › Article › Scientific › peer-review
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1987
Characterization of ion-beam-induced carbon deposition on WCCo hard metal by microhardness, scratch and abrasive wear tests
Hirvonen, J. P., Koskinen, J., Anttila, A., Stone, D. & Paszkiet, C., Jun 1987, In: Materials Science and Engineering. 90, p. 343-347 5 p.Research output: Contribution to journal › Article › Scientific › peer-review
7 Citations (Scopus) -
Comparison of diamondlike coatings deposited with C+ and various hydrocarbon ion beams
Anttila, A., Koskinen, J., Lappalainen, R., Hirvonen, J. P., Stone, D. & Paszkiet, C., 1987, In: Applied Physics Letters. 50, 3, p. 132-134 3 p.Research output: Contribution to journal › Article › Scientific › peer-review
55 Citations (Scopus) -
Experimental studies of hard carbon layers produced by direct deposition of 12C+ -ions
Koskinen, J., 1987, Helsinki: Helsingin yliopisto. 69 p.Research output: Thesis › Doctoral Thesis › Monograph
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1986
Density measurements of diamond-like coatings using a low energy accelerator
Anttila, A., Koskinen, J., Bister, M. & Hirvonen, J., 1 Feb 1986, In: Thin Solid Films. 136, 1, p. 129-134 6 p.Research output: Contribution to journal › Article › Scientific › peer-review
22 Citations (Scopus) -
1985
Coating of pellet pressing tool with 12C by ion beam deposition
Anttila, A., Koskinen, J., Räisänen, J. & Hirvonen, J., Jun 1985, In: NUCLEAR INSTRUMENTS AND METHODS IN PHYSICS RESEARCH SECTION B: BEAM INTERACTIONS WITH MATERIALS AND ATOMS. 9, 3, p. 352-353 2 p.Research output: Contribution to journal › Letter › Scientific › peer-review
3 Citations (Scopus) -
TiN films prepared by nitrogen implantation on Ti-coated fused SiO2
Erola, M., Keinonen, J., Anttila, A. & Koskinen, J., Nov 1985, In: Solar Energy Materials. 12, 5, p. 353-359 7 p.Research output: Contribution to journal › Article › Scientific › peer-review
12 Citations (Scopus) -
Wear and hardness of diamondlike coatings prepared by ion beam deposition
Koskinen, J., Hirvonen, J.-P. & Anttila, A., 1985, In: Applied Physics Letters. 47, 9, p. 941-943 3 p.Research output: Contribution to journal › Article › Scientific › peer-review
22 Citations (Scopus) -
1984
Mixing of Sn with nitrogen implantation in Al, Ti, and steel
Anttila, A., Hirvonen, J. & Koskinen, J., 1984, In: Journal of Applied Physics. 56, 7, p. 2164-2166 3 p.Research output: Contribution to journal › Article › Scientific › peer-review
2 Citations (Scopus)