Atomically Assembled Quantum Spin Lattices Sander Otte

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vacancy direction Magnetic Anisotropy Magnetic field along nitrogen direction Magnetic field along vacancy direction 0.36 nm nitrogen direction Cu 2 N on Cu(100) © 2012 Sander Otte http://ottelab.tudelft.nl
vacancy direction Magnetic Anisotropy Magnetic field along nitrogen direction Magnetic field along vacancy direction Ĥ = gµ B B · Ŝ + DŜ2 z + E ⇣Ŝ2 x Ŝ 2 y ⌘ D < 0 means easy-axis anisotropy 0 • Spin prefers the z-axis for magnetization 1 -1 • Ground state has large |m z | 2 -2 D > 0 means hard-axis anisotropy • Spin dislikes the z-axis for magnetization • Ground state has small |m z | 2 1 -1 0 -2 nitrogen direction © 2012 Sander Otte http://ottelab.tudelft.nl
Page 1 and 2: Atomically Assembled Quantum Spin L
Page 3: Spin-Polarized STM Use magnetic tip
Page 7 and 8: Spin Coupling 1 Mn 10 Mn Hirjib
Page 9 and 10: Spin Coupling DFT calculation along
Page 11 and 12: Pump-probe Pulsing • Pump pulse e
Page 13 and 14: Constructing spin lattices Aims:

Atomically Assembled Quantum Spin Lattices Sander Otte

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