{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Wu G"],"funding":["National Natural Science Foundation of China","National Natural Science Foundation of China (National Science Foundation of China)"],"pagination":["3670"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC10282017"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["14(1)"],"pubmed_abstract":["To alleviate the mechanical instability of major shear bands in metallic glasses at room temperature, topologically heterogeneous structures were introduced to encourage the multiplication of mild shear bands. Different from the former attention on topological structures, here we present a compositional design approach to build nanoscale chemical heterogeneity to enhance homogeneous plastic flow upon both compression and tension. The idea is realized in a Ti-Zr-Nb-Si-XX/Mg-Zn-Ca-YY hierarchically nanodomained amorphous alloy, where XX and YY denote other elements. The alloy shows ~2% elastic strain and undergoes highly homogeneous plastic flow of ~40% strain (with strain hardening) in compression, surpassing those of mono- and hetero-structured metallic glasses. Furthermore, dynamic atomic"],"journal":["Nature communications"],"pubmed_title":["Substantially enhanced homogeneous plastic flow in hierarchically nanodomained amorphous alloys."],"pmcid":["PMC10282017"],"funding_grant_id":["52271114"],"pubmed_authors":["Eckert J","Wang Q","Yan YQ","Liu S","Rao J","Liu C","Wu G","Ma E","Shan ZW","Xia W"],"additional_accession":[]},"is_claimable":false,"name":"Substantially enhanced homogeneous plastic flow in hierarchically nanodomained amorphous alloys.","description":"To alleviate the mechanical instability of major shear bands in metallic glasses at room temperature, topologically heterogeneous structures were introduced to encourage the multiplication of mild shear bands. Different from the former attention on topological structures, here we present a compositional design approach to build nanoscale chemical heterogeneity to enhance homogeneous plastic flow upon both compression and tension. The idea is realized in a Ti-Zr-Nb-Si-XX/Mg-Zn-Ca-YY hierarchically nanodomained amorphous alloy, where XX and YY denote other elements. The alloy shows ~2% elastic strain and undergoes highly homogeneous plastic flow of ~40% strain (with strain hardening) in compression, surpassing those of mono- and hetero-structured metallic glasses. Furthermore, dynamic atomic","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Jun","modification":"2025-04-05T14:47:01.985Z","creation":"2025-04-05T14:47:01.985Z"},"accession":"S-EPMC10282017","cross_references":{"pubmed":["37339962"],"doi":["10.1038/s41467-023-39296-6"]}}