Explanipedia

Aqueous corrosion of additively manufactured multi principal element alloys: a critical review Open

Majid Laleh, Oumaïma Gharbi, Hamish L. Fraser, Rajeev Gupta, Mitra L. Taheri · 2025

Generation of pits on CoCrFeMnNi high entropy alloy: an electrochemical impedance study of a single event Open

Yaojun Hou, Oumaïma Gharbi, Kévin Ogle, Fan Sun, Mireille Turmine , et al. · 2025

On the corrosion resistance of the CoCrFeMnNi high entropy alloys in chloride-containing sulfuric acid solutions Open

Yaojun Hou, Baojie Dou, Chenyang Xie, Fan Sun, Stéphane Rioual , et al. · 2024

Real-time monitoring of Ti-Nb-Ta-Zr and commercially pure Ti interaction with H2O2 using atomic force microscopy and atomic emission spectroelectrochemistry Open

Agata Sotniczuk, Baojie Dou, Yangping Liu, Oumaïma Gharbi, Fan Sun , et al. · 2024

International audience

Current progress in corrosion of multi principal element alloys Open

M. Ghorbani, Ziyuan Li, Yao Qiu, Philippe Marcus, John R. Scully , et al. · 2024

Whilst multi-principal element alloys (MPEAs) remain a promising class of materials owing to several attractive mechanical properties, their corrosion performance is also unique. In this concise review, we present an emerging overview of s…

Triple structuration and enhanced corrosion performance of 316L in laser powder bed fusion Open

Alexis Fouchereau, Hicham Maskrot, Fernando Lomello, Sophie Bosonnet, Oumaïma Gharbi , et al. · 2024

Ionic liquid route for the corrosion inhibition of Al alloys: the effect of butylammonium nitrate on the corrosion of AA2024-T6 Open

Abdelmoheiman Zakaria Benbouzid, Oumaïma Gharbi, Najet Sidi-Yakoub, Mai T.T. Tran, Mireille Turmine , et al. · 2023

Triple Structuration and Enhanced Corrosion Performance of 316l in Laser Powder Bed Fusion Open

Alexis Fouchereau, Hicham Maskrot, Fernando Lomello, Sophie Bosonnet, Oumaïma Gharbi , et al. · 2023

Current state of electrochemical techniques and corrosion rate analysis for next-generation materials Open

Junsoo Han, Oumaïma Gharbi · 2022

On the use of a constant phase element (CPE) in electrochemistry Open

Samantha Michelle Gateman, Oumaïma Gharbi, Hercílio Gomes de Melo, Kieu Ngo, Mireille Turmine , et al. · 2022

Improved experimental setup to reach a broad frequency domain in local electrochemical impedance spectroscopy measurements Open

Maurilio Pereira Gomes, Samantha Michelle Gateman, Isolda Costa, Oumaïma Gharbi, Kieu Ngo , et al. · 2022

A new look on the corrosion mechanism of magnesium: An EIS investigation at different pH Open

Abdelmoheiman Zakaria Benbouzid, Maurilio Pereira Gomes, Isolda Costa, Oumaïma Gharbi, Nadine Pébère , et al. · 2022

Recent insights in corrosion science from atomic spectroelectrochemistry Open

S. Choudhary, Kévin Ogle, Oumaïma Gharbi, S. Thomas, N. Birbilis · 2021

A fundamental understanding of corrosion mechanisms is the key to developing suitable corrosion protection approaches, and for the prediction of service life of metallic structures. However, conventional corrosion testing methods such as m…

Measuring changes in wettability and surface area during micro droplet corrosion measurements Open

Samantha Michelle Gateman, Oumaïma Gharbi, Mireille Turmine, Vincent Vivier · 2021

Electrochemical impedance spectroscopy Open

Shangshang Wang, Jianbo Zhang, Oumaïma Gharbi, Vincent Vivier, Ming Gao , et al. · 2021

Impedance Response of a Thin Film on an Electrode: Deciphering the Influence of the Double Layer Capacitance Open

Oumaïma Gharbi, Mai T.T. Tran, Mark E. Orazem, Bernard Tribollet, Mireille Turmine , et al. · 2021

The different contributions of the interfacial capacitance are identified in the case of passive materials or thin protective coatings deposited on the electrode surface. The method is based on a graphical analysis of the EIS results to de…

Revisiting cyclic voltammetry and electrochemical impedance spectroscopy analysis for capacitance measurements Open

Oumaïma Gharbi, Mai T.T. Tran, Bernard Tribollet, Mireille Turmine, Vincent Vivier · 2020

Real-time dissolution of a compositionally complex alloy using inline ICP and correlation with XPS Open

Yao Qiu, Ruiliang Liu, Thomas R. Gengenbach, Oumaïma Gharbi, S. Choudhary , et al. · 2020

Local electrochemical impedance spectroscopy: A window into heterogeneous interfaces Open

Oumaïma Gharbi, Kieu Ngo, Mireille Turmine, Vincent Vivier · 2020

Microstructure and corrosion evolution of additively manufactured aluminium alloy AA7075 as a function of ageing Open

Oumaïma Gharbi, S.K. Kairy, Paula R. De Lima, Derui Jiang, Juan Nicklaus , et al. · 2019

On the in-situ aqueous stability of an Mg-Li-(Al-Y-Zr) alloy: Role of Li Open

Yuxin Yan, Alina Maltseva, Peng Zhou, Xuejie Li, Zhuoran Zeng , et al. · 2019

Investigating the real-time dissolution of a compositionally complex alloy using inline ICP and correlation with XPS Open

Yao Qiu, Ruiliang Liu, Thomas R. Gengenbach, Oumaïma Gharbi, S. Choudhary , et al. · 2019

The real-time dissolution of the single-phase compositionally complex alloy (CCA), Al1.5TiVCr, was studied using an inline inductively coupled plasma method. Compositionally complex alloys (CCAs), a term encompassing high entropy alloys (H…

From frequency dispersion to ohmic impedance: A new insight on the high-frequency impedance analysis of electrochemical systems Open

Oumaïma Gharbi, Arthur Dizon, Mark E. Orazem, Mai T.T. Tran, Bernard Tribollet , et al. · 2019

Characterisation of Li in the surface film of a corrosion resistant Mg-Li(-Al-Y-Zr) alloy Open

Yuxin Yan, Yao Qiu, Oumaïma Gharbi, N. Birbilis, Philip N. H. Nakashima · 2019

The surface film formed upon Mg-Li(-Al-Y-Zr) following aqueous immersion and air-exposure was investigated. This alloy (which contains 30.3 at. % Li) possesses a bcc crystal structure and has been reported as being corrosion resistant. It …

Microstructure and corrosion evolution of additively manufactured\n aluminium alloy AA7075 as a function of ageing Open

Oumaïma Gharbi, S.K. Kairy, Paula R. De Lima, Derui Jiang, Juan Nicklaus , et al. · 2019

Additively manufactured high strength aluminium alloy AA7075 was prepared\nusing selective laser melting. High strength aluminium alloys prepared by\nselective laser melting have not been widely studied to date. The evolution of\nmicrostru…

Investigating ion release using inline ICP during in situ scratch testing of an Mg-Li(-Al-Y-Zr) alloy Open

Yuanming Yan, Peng Zhou, Oumaïma Gharbi, Zhuoran Zeng, Xiaobo Chen , et al. · 2019

Investigating ion release using inline ICP during in situ scratch testing of an Mg-Li(-Al-Y-Zr) alloy Open

Yuanming Yan, Peng Zhou, Oumaïma Gharbi, Zhuoran Zeng, Xiaobo Chen , et al. · 2018

An electrochemical flow cell was constructed to permit the application of a mechanical scratch to the exposed material while monitoring the open circuit dissolution rates of the elemental alloy components. Elemental dissolution rates were …

Chromate replacement: what does the future hold? Open

Oumaïma Gharbi, S. Thomas, Craig B. Smith, N. Birbilis · 2018

The ubiquitous use of chromium and its derivatives as corrosion preventative compounds accelerated rapidly after the second industrial revolution, with such compounds now integral to modern society. However, the detrimental impact of chrom…

Clarifying the Dissolution Mechanisms and Electrochemistry of Mg<sub>2</sub>Si as a Function of Solution pH Open

Oumaïma Gharbi, N. Birbilis · 2018

The dissolution kinetics of magnesium silicide (Mg2Si) were investigated herein. The rationalization of Mg2Si electrochemistry is relevant in the context of several commercial aluminum alloys, magnesium alloys, and magnesium containing gal…

Recent Developments in Magnesium Alloy Corrosion Research Open

N. Birbilis, R. L. Liu, Yuxin Yan, Oumaïma Gharbi · 2018

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