324 citations · 569 across the 16 of their papers we have counts for
17 papers
Multiferroic Quantum Dot in an Artificial van der Waals Heterostructure
Antti Karjasilta, Mohammad Amini, Liwei Jing +5
Quantum dots (QDs) provide a versatile platform for engineering quantum-confined electronic states with functionalities relevant for optoelectronics, spintronics, and quantum techn…
Emergent ferromagnetism in the NiI-NbSe van der Waals heterostructure
Büşra Gamze Arslan, Mohammad Amini, Ziying Wang +6
Multiferroicity arising from non-collinear spin textures and strong spin-orbit interactions offers a route to magnetoelectric functionality in the monolayer limit. Although theory…
Interaction-driven electronic ferroelectricity in van der Waals heterostructures
Ziying Wang, Ana Vera Montoto, Mohammad Amini +5
Strong electronic correlations in narrow-band systems provide a promising route to realize emergent quantum phases. While ferroelectricity in van der Waals materials is typically a…
Universality of Type-II Multiferroicity in Monolayer Nickel Dihalides
Aleš Cahlík, Antti Karjasilta, Anshika Mishra +5
The recent discovery of type-II multiferroicity in monolayer NiI indicated a new pathway for intrinsic magnetoelectric coupling in the two-dimensional limit. However, determi…
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…
Moiré modulated quantum spin liquid candidate 1T-TaSe
Ziying Wang, Adolfo O. Fumega, Ana Vera Montoto +7
Quantum spin liquids are quantum phases of matter featuring collectively entangled states and emergent fractional many-body excitations. While methods exist to probe three-dimensio…
Observation of electromagnons in a monolayer multiferroic
Mohammad Amini, Tiago V. C. Antão, Liwei Jing +7
Van der Waals multiferroics have emerged as a promising platform to explore novel magnetoelectric phenomena. Recently, it has been shown that monolayer NiI hosts robust type-II…
Hamiltonian Learning of Triplon Excitations in an Artificial Nanoscale Molecular Quantum Magnet
Rouven Koch, Robert Drost, Peter Liljeroth +1
Extracting the Hamiltonian parameters of nanoscale quantum magnets from experimental measurements is a significant challenge in quantum matter. Here we establish a machine learning…
Precise large-scale chemical transformations on surfaces: deep learning meets scanning probe microscopy with interpretability
Nian Wu, Markus Aapro, Joakim S. Jestilä +9
Scanning Probe Microscopy (SPM) techniques have shown great potential in fabricating nanoscale structures endowed with exotic quantum properties achieved through various manipulati…
Demonstrating Kondo behavior by temperature-dependent scanning tunneling spectroscopy
Elia Turco, Markus Aapro, Somesh C. Ganguli +9
The Kondo effect describes the scattering of conduction electrons by magnetic impurities, manifesting as an electronic resonance at the Fermi energy with a distinctive temperature…
Microwave Excitation of Atomic Scale Superconducting Bound States
Janis Siebrecht, Haonan Huang, Piotr Kot +6
Magnetic impurities on superconductors lead to bound states within the superconducting gap, so called Yu-Shiba-Rusinov (YSR) states. They are parity protected, which enhances their…
Electric Control of Spin Transitions at the Atomic Scale
Piotr Kot, Maneesha Ismail, Robert Drost +3
Electric control of spins has been a longstanding goal in the field of solid state physics due to the potential for increased efficiency in information processing. This efficiency…
Combining Electron Spin Resonance Spectroscopy with Scanning Tunneling Microscopy at High Magnetic Fields
Robert Drost, Maximilian Uhl, Piotr Kot +8
Magnetic media remain a key in information storage and processing. The continuous increase of storage densities and the desire for quantum memories and computers pushes the limits…
Extracting the Transport Channel Transmissions in Scanning Tunneling Microscopy using the Superconducting Excess Current
Jacob Senkpiel, Robert Drost, Jan C. Klöckner +6
Transport through quantum coherent conductors, like atomic junctions, is described by the distribution of conduction channels. Information about the number of channels and their tr…
Tuneable topological domain wall states in engineered atomic chains
Md Nurul Huda, Shawulienu Kezilebieke, Teemu Ojanen +2
Topological modes in one- and two-dimensional systems have been proposed for numerous applications utilizing their exotic electronic responses. The zero-energy, topologically prote…
Topological states in engineered atomic lattices
Robert Drost, Teemu Ojanen, Ari Harju +1
Topological materials exhibit protected edge modes that have been proposed for applications in for example spintronics and quantum computation. While a number of such systems exist…
Epitaxial hexagonal boron nitride on Ir(111): A work function template
Fabian Schulz, Robert Drost, Sampsa K. Hämäläinen +3
Hexagonal boron nitride (h-BN) is a prominent member in the growing family of two-dimensional materials with potential applications ranging from being an atomically smooth support…