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What are the current trends and advancements in the field of altermagnetism? 


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Current trends and advancements in altermagnetism focus on understanding the unique properties of materials exhibiting both ferromagnetic and antiferromagnetic characteristics. Researchers are exploring altermagnetic surface states on specific orientations and the effects of electric fields on preserving altermagnetism. Studies on materials like MnTe highlight the potential for manufacturing altermagnetically detwinned samples and observing magneto-optical responses as signatures of altermagnetism. The development of theoretical models, such as the Hubbard model with orthorhombic anisotropy, aids in studying altermagnetic states transitioning from metallic to insulating with varying Coulomb repulsion. These advancements pave the way for novel insights into condensed matter physics, offering a deeper understanding of magnetic phases beyond traditional ferromagnetism and antiferromagnetism.

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Open accessJournal ArticleDOI
22 Apr 2022-Physical Review X
34 Citations
Current trends in altermagnetism involve exploring materials exhibiting a ferromagnetic-antiferromagnetic dichotomy, introducing a new magnetic phase called altermagnetism, impacting condensed-matter physics concepts and research areas.
Current trends in altermagnetism involve studying magnetic excitations using neutron scattering. Advancements include identifying chirality-dependent excitation spectra, offering insights for experimental probing of altermagnetism.
Current trends in altermagnetism focus on MnTe's unique ferromagnetic $ab$ planes with antiferromagnetic stacking along $c$, enabling detwinning and observable magneto-optical responses, as predicted and calculated in this study.
Current trends in altermagnetism focus on predicting altermagnetic surface states on specific crystal orientations, utilizing electric fields to activate altermagnetism, and exploring its effects on surface states in thin films.
Current trends in altermagnetism involve MnTe with altermagnetic order of ferromagnetic $ab$ planes stacked antiferromagnetically along $c, enabling detwinning and observable magnetooptical response as predicted from first principles.

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