179 citations · 230 across the 13 of their papers we have counts for
14 papers
All-electrical Coherent Control of a Single Rare-earth Spin Qubit
Yaowu Liu, Dasom Choi, Stefano Reale +8
Electrical control of single spin qubits is a major frontier for nanoscale, high-speed, and scalable quantum devices. Yet, extending it to highly shielded rare-earth 4f electrons r…
On the interpretation of Hahn echo measurements in electron spin resonance scanning tunneling microscopy
Paul Greule, Wantong Huang, Máté Stark +5
Electron spin resonance scanning tunneling microscopy (ESR-STM) has become a powerful tool for probing spin dynamics and coherence of individual atoms and molecules on surfaces. In…
Spin-State Engineering of Single Titanium Adsorbates on Ultrathin Magnesium Oxide
Soo-hyon Phark, Hong Thi Bui, We-hyo Seo +7
Single atomic adsorbates on ultrathin insulating films provide a promising route toward bottom-up quantum architectures based on atomically identical yet individually addressable s…
Tailoring the Electronic Configurations of YPc on Cu(111): Decoupling Strategies for Molecular Spin Qubits Platforms
Soyoung Oh, Franklin. H. Cho, We-hyo Soe +9
Among the potential spin qubit candidates, yttrium phthalocyanine double-decker (YPc) features a diamagnetic metal ion core that stabilizes the molecular structure, while its m…
Electron spin resonance with scanning tunneling microscopy: a tool for an on-surface quantum platform of identical qubits
Deung-Jang Choi, Soo-hyon Phark, Andreas J. Heinrich +1
Integration of electron spin resonance (ESR) in a scanning tunneling microscope (STM) has enabled an all-electrical control of atomic and molecular spins on solid surfaces with ato…
Automated classification of individual atoms on surfaces using machine learning
Angéline Lafleur, Soo-hyon Phark
Leveraging scanning tunneling microscopy (STM) for atomic-scale fabrication has led to many advancements such as the creation of atomic electron-spin qubit structures on surfaces.…
Efficient driving of a spin-qubit using single-atom magnets
Jose Reina-Gálvez, Hoang-Anh Le, Hong Thi Bui +3
The realization of electron-spin resonance at the single-atom level using scanning tunneling microscopy has opened new avenues for coherent quantum sensing and quantum state manipu…
All-electrical driving and probing of dressed states in a single spin
Hong T. Bui, Christoph Wolf, Yu Wang +4
The sub-nanometer distance between tip and sample in a scanning tunneling microscope (STM) enables the application of very large electric fields with a strength as high as ~ 1 GV/m…
Protocol for certifying entanglement in surface spin systems using a scanning tunneling microscope
Rik Broekhoven, Curie Lee, Soo-hyon Phark +2
Certifying quantum entanglement is a critical step towards realizing quantum-coherent applications of surface spin systems. In this work, we show that entanglement can be unambiguo…
Electric-field-driven spin resonance by on-surface exchange coupling to a single-atom magnet
Soo-hyon Phark, Hong T. Bui, Alejandro Ferrón +7
Coherent control of individual atomic and molecular spins on surfaces has recently been demonstrated by using electron spin resonance (ESR) in a scanning tunneling microscope (STM)…
An electron-spin qubit platform assembled atom-by-atom on a surface
Yu Wang, Yi Chen, Hong T. Bui +9
Creating a quantum-coherent architecture at the atomic scale has long been an ambition in quantum science and nanotechnology. This ultimate length scale requires the use of fundame…
Superparamagnetic response of Fe-coated W tips in spin-polarized scanning tunneling microscopy
Soo-hyon Phark, Jeison A. Fischer, Marco Corbetta +2
We performed spin-polarized scanning tunneling spectroscopy on biatomic-layer-high Co nanoislands grown on Cu(111) in magnetic fields oriented normal to the sample surface, with Fe…
Selective growth of perovskite oxides on SrTiO3 (001) by control of surface reconstructions
Soo-hyon Phark, Young Jun Chang, Tae Won Noh
We report surface reconstruction (RC)-dependent growths of SrTiO3 and SrVO3 on a SrTiO3 (001) surface with two different coexisting surface RCs, namely (2x1) and c(6x2). Up to the…
Fundamental thickness limit of itinerant ferromagnetic SrRuO thin films
Young Jun Chang, Choong H. Kim, S. -H. Phark +3
We report on a fundamental thickness limit of the itinerant ferromagnetic oxide SrRuO that might arise from the orbital-selective quantum confinement effects. Experimentally, S…