{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Sun W"],"funding":["Jiangsu Funding Program for Excellent Postdoctoral Talent","Natural Science Foundation of Shandong Province","Key Technology Research and Development Program of Shandong Province","National Natural Science Foundation of China","China Postdoctoral Science Foundation","Taishan Scholar Foundation of Shandong Province"],"pagination":["e03235"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12376617"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["12(30)"],"pubmed_abstract":["Altermagnets, a recently identified class of collinear magnets, exhibit unique properties such as zero net magnetization and spin polarization dictated by lattice symmetry, making them a subject of intense research. In contrast to conventional strategies for inducing altermagnetism in antiferromagnets that rely on manipulating real-space symmetry, this work introduces a novel and general approach to achieving altermagnetism by modulating spin-space symmetry. Through a combination of tight-binding models and first-principles calculations, the microscopic origin of altermagnetism driven by spin-space symmetry is uncovered, and the mechanism underlying enhanced spin splitting is identified. Furthermore, it is demonstrated that this spin-space modulation can synergistically interact with ferroelectricity, enabling a spin symmetry-dependent magnetoelectric coupling mechanism that is distinct from conventional multiferroics. This unique coupling is validated by the magneto-optical Kerr effect, providing a robust theoretical foundation for the development of next-generation spintronic devices that harness the potential of altermagnetism."],"journal":["Advanced science (Weinheim, Baden-Wurttemberg, Germany)"],"pubmed_title":["Designing Spin Symmetry for Altermagnetism with Strong Magnetoelectric Coupling."],"pmcid":["PMC12376617"],"funding_grant_id":["tsqn202312209","ZR2024ME022","tstp20221130","2024ZB001","2024M760423","2022CXPT045","12304141","ZR2023QA001"],"pubmed_authors":["Huang S","Ding N","Wang W","Sun W","Yang C","Dong S","Cheng Z"],"additional_accession":[]},"is_claimable":false,"name":"Designing Spin Symmetry for Altermagnetism with Strong Magnetoelectric Coupling.","description":"Altermagnets, a recently identified class of collinear magnets, exhibit unique properties such as zero net magnetization and spin polarization dictated by lattice symmetry, making them a subject of intense research. In contrast to conventional strategies for inducing altermagnetism in antiferromagnets that rely on manipulating real-space symmetry, this work introduces a novel and general approach to achieving altermagnetism by modulating spin-space symmetry. Through a combination of tight-binding models and first-principles calculations, the microscopic origin of altermagnetism driven by spin-space symmetry is uncovered, and the mechanism underlying enhanced spin splitting is identified. Furthermore, it is demonstrated that this spin-space modulation can synergistically interact with ferroelectricity, enabling a spin symmetry-dependent magnetoelectric coupling mechanism that is distinct from conventional multiferroics. This unique coupling is validated by the magneto-optical Kerr effect, providing a robust theoretical foundation for the development of next-generation spintronic devices that harness the potential of altermagnetism.","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Aug","modification":"2026-05-09T19:09:50.188Z","creation":"2026-04-08T01:10:33.389Z"},"accession":"S-EPMC12376617","cross_references":{"pubmed":["40525684"],"doi":["10.1002/advs.202503235"]}}