Deterministic all-optical magnetization writing facilitated by non-local transfer of spin angular momentum
oleh: Youri L. W. van Hees, Paul van de Meugheuvel, Bert Koopmans, Reinoud Lavrijsen
| Format: | Article |
|---|---|
| Diterbitkan: | Nature Portfolio 2020-07-01 |
Deskripsi
Some magnetic materials can switch magnetization via a single laser pulse. However, while very fast, the mechanism is not deterministic. Here, the authors demonstrate a deterministic method of writing opposite magnetization states optically with a sequence of one or two laser pulses.