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Electric-field control of spin waves at room temperature in multiferroic BiFeO3

✍ Scribed by de Sousa, R.; Gallais, Y.; Rovillain, P.; Sacuto, A.; Méasson, M. A.; Colson, D.; Forget, A.; Bibes, M.; Barthélémy, A.; Cazayous, M.


Book ID
109934873
Publisher
Nature Publishing Group
Year
2010
Tongue
English
Weight
620 KB
Volume
9
Category
Article
ISSN
1476-1122

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Electric field control of phonon propert
✍ St. Kovachev; J.M. Wesselinowa 📂 Article 📅 2009 🏛 Elsevier Science 🌐 English ⚖ 706 KB

The influence of an external electric field E is studied on the phonon properties of multiferroic BiFeO 3 and hexagonal RMnO 3 materials using a microscopic model and Green's function technique. The phonon energy decreases whereas the damping increases with enhancing of E.