supported by the National Natural Science Foundation of China(52175188 and 51975474);National Key R&D Program of China(2022YFB3705300);Key Research and Development Program of Shaanxi Province(2023-YBGY-434);the Fundamental Research Funds for the Central Universities(3102019JC001);Open Fund of Liaoning Provincial Key Laboratory of Aero-engine Materials Tribology(LKLAMTF202301);C.G.acknowledges funding by the German Research Foundation(DFG)under Project G.R.4174/5 and by the European Research Council(ERC)under Grant No.771237.
Traditional high strength engineering alloys suffer from serious surface brittleness and inferior wear performance when servicing under sliding contact at cryogenic temperature.Here,we report that the recently emergin...