In this study, coatings of 4, 8 and 16 Ti/TiN bilayers were synthesized by sputtering at a total deposition time of 64 min to control the total thickness. Hardness and adhesion are enhanced with increasing number of Ti/TiN bilayers, where 16 Ti/TiN bilayers shown the maximum hardness of 8.40 GPa, without decreasing the adhesion to the substrate achieving a load of 22.03 N for a total delamination. This resulted in a better tribological performance with a wear rate of 3.83 x 10(-4) mm(3)/N m. The change in properties was shown to be due to the increase in the number of Ti/TiN bilayers, which generated hardening mechanisms and crack blocking.
机构:
Univ Nacl Colombia, Dept Ingn Mecan & Mecatron, Ciudad Univ,Carrera 30 Numero 45-03, Bogota, Colombia
Univ Dist Francisco Jose de Caldas, Fac Ingn, Carrera 7 40B-53, Bogota, ColombiaUniv Nacl Colombia, Dept Ingn Mecan & Mecatron, Ciudad Univ,Carrera 30 Numero 45-03, Bogota, Colombia
Moreno Amado, M.
Olaya, J. J.
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Univ Nacl Colombia, Dept Ingn Mecan & Mecatron, Ciudad Univ,Carrera 30 Numero 45-03, Bogota, ColombiaUniv Nacl Colombia, Dept Ingn Mecan & Mecatron, Ciudad Univ,Carrera 30 Numero 45-03, Bogota, Colombia
Olaya, J. J.
Alfonso, J. E.
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Univ Nacl Colombia, Dept Fis, Ciudad Univ,Carrera 30 Numero 45-03, Bogota, ColombiaUniv Nacl Colombia, Dept Ingn Mecan & Mecatron, Ciudad Univ,Carrera 30 Numero 45-03, Bogota, Colombia
机构:
Inst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, MexicoInst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, Mexico
Dominguez-Crespo, M. A.
Torres-Huerta, A. M.
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Inst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, MexicoInst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, Mexico
Torres-Huerta, A. M.
Rodriguez, E.
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Inst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, MexicoInst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, Mexico
Rodriguez, E.
Gonzalez-Hernandez, A.
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Inst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, MexicoInst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, Mexico
Gonzalez-Hernandez, A.
Brachetti-Sibaja, S. B.
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Tecnol Nacl Mexico, Inst Tecnol Ciudad Madero, Ctr Invest Petroquim Prolongac Bahia Aldair, Ave Bahias,Parque Pequena Mediana Ind, Altamira, Tamaulipas, MexicoInst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, Mexico
Brachetti-Sibaja, S. B.
Dorantes-Rosales, H. J.
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Inst Politecn Nacl, SEPI ESIQIE, Dept Met, Ciudad De Mexico 07738, MexicoInst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, Mexico
Dorantes-Rosales, H. J.
Lopez-Oyama, A. B.
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Inst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, Mexico
CICATA Altamira, Ave Insurgentes Sur 1582, Ciudad De Mexico 03940, MexicoInst Politecn Nacl, CICATA Altamira, Km 14-5 Carretera Tampico Puerto Ind Altamira, Altamira 89600, Tamaulipas, Mexico
机构:
Malayer Univ, Mat Engn Dept, Fac Engn, Malayer, IranMalayer Univ, Mat Engn Dept, Fac Engn, Malayer, Iran
Ghasemi, Sajjad
Shanaghi, Ali
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Malayer Univ, Mat Engn Dept, Fac Engn, Malayer, IranMalayer Univ, Mat Engn Dept, Fac Engn, Malayer, Iran
Shanaghi, Ali
Chu, Paul K.
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City Univ Hong Kong, Dept Phys, Tat Chee Ave, Kowloon, Hong Kong, Peoples R China
City Univ Hong Kong, Dept Mat Sci & Engn, Tat Chee Ave, Kowloon, Hong Kong, Peoples R ChinaMalayer Univ, Mat Engn Dept, Fac Engn, Malayer, Iran