Expression of concern: Machine learning approach for the prediction of mixed lubrication parameters for different surface topographies of non-conformal rough contacts

The publisher of Industrial Lubrication and Tribology is issuing an Expression of Concern for the following article, Deepak Kumar Prajapati, Jitendra Kumar Katiyar, Chander Prakash (2023), “Machine learning approach for the prediction of mixed lubrication parameters for different surface topographies of non-conformal rough contacts”, Industrial Lubrication and Tribology, Vol. 75 No. 9, pp. 1022–1030, Link to the cited article., to inform readers that concerns have been raised regarding the authorship of this paper. An investigation is ongoing and is currently unresolved. The authors would like it to be noted that they are not in agreement with this Expression of Concern. Further information will be provided by Industrial Lubrication and Tribology as it becomes available.