• Subjects Ferroelectrics and multiferroics Magnetic properties and materials We discuss altermagnetic multiferroics, materials hosting distinct advantages for low-power spintronic devices, including a zero net magnetization that eliminates stray fields, a momentum-dependent spin splitting enabling controllable spin currents and an intrinsic strong magnetoelectric coupling originating from the spin space symmetry. • This is a preview of subscription content,access via your institution Access options Access Nature and 54 other Nature Portfolio journals Get Nature+, our best-value online-access subscription 27,99 €/ 30 days cancel any time Subscribe to this journal Receive 12 print issues and online access 251,40 € per year only 20,95 € per issue Buy this article Purchase on SpringerLink Instant access to the full article PDF. • 39,95 € Prices may be subject to local taxes which are calculated during checkout References Šmejkal, L., Sinova, J. • X12, 040501 (2022).Google Scholar Šmejkal, L., Sinova, J. • Google Scholar Šmejkal, L., Sinova, J. • X12, 031042 (2022).Google Scholar Šmejkal, L., Sinova, J.

Article Summaries:

  • Altermagnetic multiferroics with symmetry‑locked magnetoelectric coupling

Researchers have identified a new class of altermagnetic multiferroics that combine zero net magnetization with strong, symmetry‑protected magnetoelectric coupling. These materials exhibit momentum‑dependent spin splitting, enabling controllable spin currents without stray magnetic fields. The intrinsic coupling arises from the spin‑space symmetry of the crystal lattice, offering a pathway to low‑power spintronic devices. The study highlights how altermagnetism-an intermediate magnetic state between ferromagnetism and antiferromagnetism-can be harnessed to create multifunctional materials with enhanced spin‑charge interconversion. This development could accelerate the design of energy‑efficient spin‑based electronics.

  • We discuss altermagnetic multiferroics, materials hosting distinct advantages for low-power spintronic devices, including a zero net magnetization that eliminates stray fields, a momentum-dependent spin splitting enabling controllable spin currents and an intrinsic strong magnetoelectric coupling originating from the spin space symmetry. This is a preview of subscription content, access via your institution Access options Access Nature and 54 other Nature Portfolio journals Get Nature+, our best-value online-access subscription 27,99 € / 30 days cancel any time Subscribe to this journal Receiv

Sources: