Low-energy magnons in the chiral ferrimagnet Cu2OSeO3 : A coarse-grained approach
| Autor: | Tyrel M. McQueen, Jose A. Rodriguez-Rivera, Oleg Tchernyshyov, Collin Broholm, Matthew B. Stone, J. Kindervater, Yiming Qiu, Benjamin A. Trump, Yi Luo, Guy G. Marcus |
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| Rok vydání: | 2020 |
| Předmět: |
Physics
Condensed matter physics Magnon Pyrochlore 02 engineering and technology Neutron scattering engineering.material 021001 nanoscience & nanotechnology 01 natural sciences Brillouin zone Ferrimagnetism Spin wave 0103 physical sciences engineering Condensed Matter::Strongly Correlated Electrons 010306 general physics 0210 nano-technology Ground state Structure factor |
| Zdroj: | Physical Review B. 101 |
| ISSN: | 2469-9969 2469-9950 |
| Popis: | We report a comprehensive neutron scattering study of low energy magnetic excitations in the breathing pyrochlore helimagnetic Cu2OSeO3. Fully documenting the four lowest energy magnetic modes that leave the ferrimagnetic configuration of the "strong tetrahedra" intact ( |ℏω |
| Databáze: | OpenAIRE |
| Externí odkaz: |
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