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A novel in-situ corrosion monitoring electrode for reinforced concrete structures

IR@CECRI: CSIR-Central Electrochemical Research Institute, Karaikudi

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Title A novel in-situ corrosion monitoring electrode for reinforced concrete structures
 
Creator Karthick, S.
Saraswathy, V.
Seung-Jun, K.
Han-Seung, L.
Natarajan, R.
Dong-Jin, P.
 
Subject Corrosion Science and Engineering
 
Description In this study, an embeddable in-situ corrosion monitoring electrode based on Ce-doped NiFe2O4 was fabricated, and their corrosion performance of the steel rebar was evaluated in the simulated concrete environment under passive and active conditions. The passive and active environment consists of simulated concrete pore solution (SCPS) without and with 3% NaCl. The corrosion performance of embedded steel rebar in concrete was monitored by exposing the concrete specimens under alternate dry and wet condition in 3% NaCl solution. The corrosion behavior of the steel rebar was studied by using open circuit potential, AC-impedance, and potentiodynamic polarization studies. The relative corrosion performance of the embeddable steel rebar was assessed with fabricated corrosion monitoring electrode (FCME) and compared with the surface mounted electrode (SME) by using saturated calomel electrode (SCE). The results revealed that the FCME could use as an in-situ electrode for assessing the corrosion monitoring of the reinforced concrete structures.
 
Publisher Elsevier
 
Date 2018
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://cecri.csircentral.net/3182/1/299-2018.pdf
Karthick, S. and Saraswathy, V. and Seung-Jun, K. and Han-Seung, L. and Natarajan, R. and Dong-Jin, P. (2018) A novel in-situ corrosion monitoring electrode for reinforced concrete structures. Electrochimica Acta, 259. pp. 1129-1144. ISSN 0013-4686
 
Relation http://www.elsevier.com/locate/electacta
http://cecri.csircentral.net/3182/