Outputs (5)

Nanoscale imaging and control of altermagnetism in MnTe (2024)
Journal Article
Amin, O. J., Dal Din, A., Golias, E., Niu, Y., Zakharov, A., Fromage, S. C., Fields, C. J. B., Heywood, S. L., Cousins, R. B., Maccherozzi, F., Krempasky, J., Dil, J. H., Kriegner, D., Kiraly, B., Campion, R. .., Rushforth, A. W., Edmonds, K. .., Dhesi, S. S., Šmejkal, L. .., Jungwirth, T., & Wadley, P. (2024). Nanoscale imaging and control of altermagnetism in MnTe. Nature, 636(8042), 348-353. https://doi.org/10.1038/s41586-024-08234-x

Nanoscale detection and control of the magnetic order underpins a spectrum of condensed-matter research and device functionalities involving magnetism. The key principle involved is the breaking of time-reversal symmetry, which in ferromagnets is gen... Read More about Nanoscale imaging and control of altermagnetism in MnTe.

Observation of a spontaneous anomalous Hall response in the Mn5Si3 d-wave altermagnet candidate (2024)
Journal Article
Reichlova, H., Lopes Seeger, R., González-Hernández, R., Kounta, I., Schlitz, R., Kriegner, D., Ritzinger, P., Lammel, M., Leiviskä, M., Birk Hellenes, A., Olejník, K., Petřiček, V., Doležal, P., Horak, L., Schmoranzerova, E., Badura, A., Bertaina, S., Thomas, A., Baltz, V., Michez, L., …Šmejkal, L. (2024). Observation of a spontaneous anomalous Hall response in the Mn5Si3 d-wave altermagnet candidate. Nature Communications, 15, Article 4961. https://doi.org/10.1038/s41467-024-48493-w

Phases with spontaneous time-reversal (T ) symmetry breaking are sought after for their anomalous physical properties, low-dissipation electronic and spin responses, and information-technology applications. Recently predicted altermagnetic phase feat... Read More about Observation of a spontaneous anomalous Hall response in the Mn5Si3 d-wave altermagnet candidate.

X-Ray Magnetic Circular Dichroism in Altermagnetic α-MnTe (2024)
Journal Article
Hariki, A., Dal Din, A., Amin, O., Yamaguchi, T., Badura, A., Kriegner, D., Edmonds, K., Campion, R., Wadley, P., Backes, D., Veiga, L., Dhesi, S., Springholz, G., Šmejkal, L., Výborný, K., Jungwirth, T., & Kuneš, J. (2024). X-Ray Magnetic Circular Dichroism in Altermagnetic α-MnTe. Physical Review Letters, 132(17), Article 176701. https://doi.org/10.1103/physrevlett.132.176701

Altermagnetism is a recently identified magnetic symmetry class combining characteristics of conventional collinear ferromagnets and antiferromagnets, that were regarded as mutually exclusive, and enabling phenomena and functionalities unparalleled i... Read More about X-Ray Magnetic Circular Dichroism in Altermagnetic α-MnTe.

Altermagnetic lifting of Kramers spin degeneracy (2024)
Journal Article
Krempaský, J., Šmejkal, L., D’Souza, S. W., Hajlaoui, M., Springholz, G., Uhlířová, K., Alarab, F., Constantinou, P. C., Strocov, V., Usanov, D., Pudelko, W. R., González-Hernández, R., Birk Hellenes, A., Jansa, Z., Reichlová, H., Šobáň, Z., Gonzalez Betancourt, R. D., Wadley, P., Sinova, J., Kriegner, D., …Jungwirth, T. (2024). Altermagnetic lifting of Kramers spin degeneracy. Nature, 626(7999), 517-522. https://doi.org/10.1038/s41586-023-06907-7

Lifted Kramers spin degeneracy (LKSD) has been among the central topics of condensed-matter physics since the dawn of the band theory of solids1,2. It underpins established practical applications as well as current frontier research, ranging from mag... Read More about Altermagnetic lifting of Kramers spin degeneracy.

Observation of time-reversal symmetry breaking in the band structure of altermagnetic RuO 2 (2024)
Journal Article
Fedchenko, O., Minár, J., Akashdeep, A., D’Souza, S. W., Vasilyev, D., Tkach, O., Odenbreit, L., Nguyen, Q., Kutnyakhov, D., Wind, N., Wenthaus, L., Scholz, M., Rossnagel, K., Hoesch, M., Aeschlimann, M., Stadtmüller, B., Kläui, M., Schönhense, G., Jungwirth, T., Hellenes, A. B., …Elmers, H.-J. (2024). Observation of time-reversal symmetry breaking in the band structure of altermagnetic RuO 2. Science Advances, 10(5), Article eadj4883. https://doi.org/10.1126/sciadv.adj4883

Altermagnets are an emerging elementary class of collinear magnets. Unlike ferromagnets, their distinct crystal symmetries inhibit magnetization while, unlike antiferromagnets, they promote strong spin polarization in the band structure. The correspo... Read More about Observation of time-reversal symmetry breaking in the band structure of altermagnetic RuO 2.