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Amílcar Ramalho

Universidade de Coimbra

SCHOLARLY PAPERS

4

DOWNLOADS

140

TOTAL CITATIONS

0

Scholarly Papers (4)

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1.

Improving the Tribological Behaviour by Strain Hardening Pre-Treatment of CoCrMo Alloy

Number of pages: 28 Posted: 25 Jan 2024
Luís Vilhena Vilhena, Amílcar Ramalho, Diogo Neto and Gonçalo Coutinho
Universidade de Coimbra, Universidade de Coimbra, Universidade de Coimbra and Universidade de Coimbra
Downloads 42 (1,157,785)

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Co28Cr6Mo, Strain hardening, Oxides, Friction, Wear, Biomedical applications.

2.

Graphene vs. Graphite as Carbon-Based Additives in Biolubricants: Friction and Anti-Wear Performance under High Load Conditions

Number of pages: 33 Posted: 07 Oct 2025
Diana C.M. Ribeiro, Armenio Serra, Amílcar Ramalho and Jorge Fernando Jordão Coelho
affiliation not provided to SSRN, affiliation not provided to SSRN, Universidade de Coimbra and affiliation not provided to SSRN
Downloads 37 (1,222,651)

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biolubricant, graphite powder, graphene nanoplatelets, anti-wear

3.

Assessment of Friction in Aged Soft Contact Lenses by an Innovative Method

Number of pages: 20 Posted: 15 Jun 2023
Luís Vilhena Vilhena and Amílcar Ramalho
Universidade de Coimbra and Universidade de Coimbra
Downloads 31 (1,318,317)

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Biotribology, Friction, Hertzian contact, Aging, SCLs (Soft contact lenses)

4.

Synergic Effect of Tmd Coating on Textured Steel Using Micro-Edm Technique

Number of pages: 21 Posted: 28 Apr 2023
Pooja Sharma, Manoj Rajankunte Mahadeshwara, Luís Vilhena Vilhena, Vipin Richhariya, Filipe Silva, Amílcar Ramalho, Sandra Carvalho and Albano Cavaleiro
UNIVERSITY OF COIMBRA, affiliation not provided to SSRN, Universidade de Coimbra, affiliation not provided to SSRN, University of Minho, Universidade de Coimbra, Universidade de Coimbra and Universidade de Coimbra
Downloads 30 (1,318,317)

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Surface texture, micro-EDM, TMD coating, block on ring, friction, lubrication regimes