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1. Identity statement
Reference TypeJournal Article
Sitemarte3.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier6qtX3pFwXQZsFDuKxG/zagiF
Repositorysid.inpe.br/marciana/2003/08.15.15.37   (restricted access)
Last Update2006:02.16.15.55.00 (UTC) administrator
Metadata Repositorysid.inpe.br/marciana/2003/08.15.15.38
Metadata Last Update2018:06.06.03.57.14 (UTC) administrator
Secondary KeyINPE-13535-PRE/8748
ISSN0257-8972
Citation KeyUedaSiOtReYaLeBe:2003:ImTrPr
TitleImprovement of tribological properties of Ti6Al4V by nitrogen plasma immersion ion implantation
Year2003
MonthJune
Access Date2024, Apr. 27
Secondary TypePRE PI
Number of Files1
Size83 KiB
2. Context
Author1 Ueda, Mário
2 Silva, M. M.
3 Otani, C.
4 Reuther, H.
5 Yatsuzuka, M.
6 Lepienski, C. M.
7 Berni, Luiz Ângelo
Group1 LAP-INPE-MCT-BR
Affiliation1 nst Nacl Pesquisas Espaciais, Lab Associado Plasma, BR-12201 Sao Jose Dos Campos, SP, Brazil
2 Inst Tecnol Aeronaut, Dept Engn Mecan, Sao Jose Dos Campos, Brazil
3 Inst Tecnol Aeronaut, Dept Fis, Sao Jose Dos Campos, Brazil
4 Rossendorf Inc, Inst Ion Beam Phys & Mat Res, D-01314 Dresden, Germany
5 Himeji Inst Technol, Himeji, Hyogo 67122, Japan
6 Univ Fed Parana, Dept Fis, BR-80060000 Curitiba, Parana, Brazil
JournalSurface and Coatings Technology
Volume69
Pages408-410
History (UTC)2006-02-16 15:58:36 :: marciana -> administrator ::
2018-06-06 03:57:14 :: administrator -> marciana :: 2003
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Keywordstecnologia de plasma
plasma tecnology
plasma immersion ion implantation
titanium alloy
nitrogen implantation
three-dimensional ion implantation
nanohardness
industrial components
surface modification
AbstractPlasma immersion nitrogen implantation of Ti6Al4V (TAV) alloy was carried out to improve the surface tribological properties of test samples for artificial heart valves. Our results show that a good implantation with nitrogen peak concentration of 40% was achieved but with only approximately 50 nm implanted layer, after 60 min of treatment. Longer treatments showed no improvement in the retained dose, probably due to sputtering effects. However, both significant reduction of friction coefficient and increase in hardness was seen even for such a shallow implantation. Furthermore, the hardness improvement extended to regions much deeper than the implanted layer. Improvements of the wear resistance of such nitrogen implanted Ti alloy is expected, increasing considerably the useful lifetime of components made of TAV which is finding widespread use in biomedical and aerospace applications.
AreaFISPLASMA
ArrangementImprovement of tribological...
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4. Conditions of access and use
Languageen
Target File62.pdf
User Groupadministrator
Visibilityshown
Copy HolderSID/SCD
Archiving Policydenypublisher denyfinaldraft24
Read Permissiondeny from all and allow from 150.163
5. Allied materials
Next Higher Units8JMKD3MGPCW/3ET2RFS
DisseminationWEBSCI; PORTALCAPES.
Host Collectionsid.inpe.br/banon/2001/04.03.15.36
6. Notes
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