Role of exchange interaction in nitrogen vacancy center based magnetometry

• Main Authors: Ho, Cong Son, Tan, Seng Ghee, Jalil, Mansoor B. A., Chen, Zilong, Krivitsky, Leonid A.
• Other Authors: School of Physical and Mathematical Sciences
• Format: Article
• Language: English
• Published: 2017
• Subjects: Ferromagnetic heterostructure (FMH); Nitrogen vacancy center (NVC)
• Online Access: https://hdl.handle.net/10356/81869; http://hdl.handle.net/10220/42285
• Institution: Nanyang Technological University

We propose a multilayer device comprising a thin-film-based ferromagnetic heterostructure (FMH) deposited on a diamond layer doped with nitrogen vacancy centers (NVC's). We find that when the NVC's are in close proximity (1–2 nm) to the FMH, the exchange energy is comparable to, and may ev...