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Word cloudA word cloud is a visual representation of the most frequently used words in a text or a set of texts. The words appear in different sizes, with the size of each word being proportional to its frequency of occurrence in the text. The more frequently a word is used, the larger it appears in the word cloud. This technique allows for a quick visualization of the most important themes and concepts in a text.
In the context of this page, the word cloud was generated from the publications of the author {}. The words in this cloud come from the titles, abstracts, and keywords of the author's articles and research papers. By analyzing this word cloud, you can get an overview of the most recurring and significant topics and research areas in the author's work.
The word cloud is a useful tool for identifying trends and main themes in a corpus of texts, thus facilitating the understanding and analysis of content in a visual and intuitive way.
Samuel Rocha, F., Tavares Avila, P. R., Khelfaoui, F., Vernhes, L., Patience, G. S., Sapieha, J.-E., & Martinu, L. (2025). Reactively sputtered coatings for the protection of a nickel-based alloy against heavy oil corrosion fouling. Journal of Vacuum Science & Technology A Vacuum Surfaces and Films, 43(3), 033106 (14 pages). External link
Rocha, F. S., Avila, P. R. T., Touré, O., Azzi, M., Khelfaoui, F., Vernhes, L., Patience, G. S., Sapieha, J.-E., & Martinu, L. (2025). Enhanced heavy oil fouling resistance of cobalt-based spray-deposited coatings by alloy design and heat treatment. Surface & Coatings Technology, 495, 12 pages. External link
Samuel Rocha, F., Bousser, E., Azzi, M., Khelfaoui, F., Vernhes, L., Patience, G. S., Sapieha, J.-E., & Martinu, L. (2024). Alumina coatings on Ni-based superalloys: the impact of annealing on heavy oil fouling. Surface & Coatings Technology, 493(part 2), 131266 (13 pages). Available
Wu, Y., Azzi, M., Khelfaoui, F., Vernhes, L., Martinu, L., & Sapieha, J.-E. (2024). Static and dynamic friction and wear of cobalt-based coatings at elevated temperatures. Tribology International, 200, 110126 (13 pages). External link
Wu, Y., Azzi, M., Khelfaoui, F., Vernhes, L., Martinu, L., & Sapieha, J.-E. (2024). Static friction measurement methodology for the assessment of performance of industrial valves at high temperatures: Case study for a nickel-based alloy coating. Tribology International, 192, 109237 (12 pages). External link
Wu, Y., Schmitt, T., Bousser, É., Khelfaoui, F., Najarian, V., Sapieha, J.-E., & Brochu, M. (2020). Effects of interfacial microstructure on mechanical properties of Stellite-hardfaced coating during long-term aging. Surface and Coatings Technology, 398, 11 pages. External link
Wu, Y., Schmitt, T., Bousser, É., Vernhes, L., Khelfaoui, F., Perez, G., Sapieha, J.-E., & Brochu, M. (2020). Microstructural and mechanical characterization of Stellite-hardfaced coatings with two types of buffer layers. Surface and Coatings Technology, 390, 11 pages. External link
Khelfaoui, F., Vernhes, L., Isbitsky, S., René, R., Schmitt, J., & Schmitt, T. (2019, October). Advanced ultra-supercritical valve development program [Paper]. 9th ERPI International Conference on Advances in High-Temperature Materials Technology for Fossil Power Plants and 2nd International 123HiMAT Conference on High-Temperature Materials, Nagasaki, Japan. External link
Wu, Y., Bousser, É., Schmitt, T., Tarfa, N., Khelfaoui, F., René, R., Sapieha, J.-E., & Brochu, M. (2019). Thermal stability of a Stellite/steel hardfacing interface during long-term aging. Materials Characterization, 154, 181-192. External link
