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Learning Inhomogeneous Heisenberg Hamiltonians in Nanographene Spin Chains
Greta Lupi, Saketh Ravuri, Chenxiao Zhao +9
Inferring microscopic Hamiltonians from experimental data is a central challenge in quantum materials and quantum simulation. In low-dimensional spin systems, exchange interactions…
Hamiltonian learning for spin-spiral moiré magnets from electronic magnetotransport
Fedor Nigmatulin, Greta Lupi, Jose L. Lado +1
Two-dimensional noncollinear magnetic states, such as spin-spiral magnets, offer an excellent platform for investigating fundamental phenomena, with potential for advancing stray-f…
Tuning competing electronic phases in monolayer VSe via interface hybridization
Ishita Pushkarna, Árpád Pásztor, Greta Lupi +2
Competing electronic phases in two-dimensional transition metal dichalcogenides constitute a fertile platform for uncovering emergent ground states and elucidating the control para…
Molecular Hamiltonian learning from setpoint-dependent scanning tunneling spectroscopy
Greta Lupi, Adolfo O. Fumega, Mohammad Amini +3
Molecular quantum magnets adsorbed on surfaces exhibit rich spin and orbital excitations that can be probed by scanning tunneling microscopy with inelastic electron tunneling spect…