4.2k citations · 5.1k across the 15 of their papers we have counts for
15 papers
Coupling a Ge nuclear spin to an electrostatically defined quantum dot
Paul Steinacker, Gauri Goenka, Rocky Yue Su +17
Single nuclear spins in silicon are a promising resource for quantum technologies due to their long coherence times and excellent control fidelities. Qubits and qudits have been en…
Scalable Atomic Arrays for Spin-Based Quantum Computers in Silicon
Alexander M. Jakob, Simon G. Robson, Hannes R. Firgau +8
Semiconductor spin qubits combine excellent quantum performance with the prospect of manufacturing quantum devices using industry-standard metal-oxide-semiconductor (MOS) processes…
Navigating the 16-dimensional Hilbert space of a high-spin donor qudit with electric and magnetic fields
Irene Fernández de Fuentes, Tim Botzem, Mark A. I. Johnson +11
Efficient scaling and flexible control are key aspects of useful quantum computing hardware. Spins in semiconductors combine quantum information processing with electrons, holes or…
Phase transformation-induced superconducting aluminium-silicon alloy rings
B. C. Johnson, M. Stuiber, D. L. Creedon +8
The development of a materials platform that exhibits both superconducting and semiconducting properties is an important endeavour for a range of emerging quantum technologies. We…
We cannot believe we overlooked these Majorana discoveries
Sergey Frolov, Vincent Mourik
In 2011-2012 we performed experiments on hybrid superconductor-semiconductor nanowire devices which yielded signatures of Majorana fermions based on zero-bias peaks in tunneling me…
Near-Surface Electrical Characterisation of Silicon Electronic Devices Using Focused keV Ions
Simon G. Robson, Paul Räcke, Alexander M. Jakob +8
The demonstration of universal quantum logic operations near the fault-tolerance threshold establishes ion-implanted near-surface donor atoms as a plausible platform for scalable q…
Deterministic Single Ion Implantation with 99.87% Confidence for Scalable Donor-Qubit Arrays in Silicon
Alexander M. Jakob, Simon G. Robson, Vivien Schmitt +9
The attributes of group-V-donor spins implanted in an isotopically purified Si crystal make them attractive qubits for large-scale quantum computer devices. Important featur…
Non-Majorana states yield nearly quantized conductance in superconductor-semiconductor nanowire devices
P. Yu, J. Chen, M. Gomanko +5
Conductance at zero source-drain voltage bias in InSb nanowire/NbTiN superconductor devices exhibits peaks that are close to a quantized value of . The nearly quantized res…
Measuring out-of-time-ordered correlation functions without reversing time evolution
Philip Daniel Blocher, Serwan Asaad, Vincent Mourik +3
Out-of-time-ordered correlation functions (OTOCs) play a crucial role in the study of thermalization, entanglement, and quantum chaos, as they quantify the scrambling of quantum in…
Coherent electrical control of a single high-spin nucleus in silicon
Serwan Asaad, Vincent Mourik, Benjamin Joecker +12
Nuclear spins are highly coherent quantum objects. In large ensembles, their control and detection via magnetic resonance is widely exploited, e.g. in chemistry, medicine, material…
Ballistic superconductivity in semiconductor nanowires
Hao Zhang, Önder Gül, Sonia Conesa-Boj +19
Semiconductor nanowires have opened new research avenues in quantum transport owing to their confined geometry and electrostatic tunability. They have offered an exceptional testbe…
Supercurrent interference in few-mode nanowire Josephson junctions
Kun Zuo, Vincent Mourik, Daniel B. Szombati +12
Junctions created by coupling two superconductors via a semiconductor nanowire in the presence of high magnetic fields are the basis for detection, fusion, and braiding of Majorana…
Exploring quantum chaos with a single nuclear spin
Vincent Mourik, Serwan Asaad, Hannes Firgau +5
Most classical dynamical systems are chaotic. The trajectories of two identical systems prepared in infinitesimally different initial conditions diverge exponentially with time. Qu…
Hard superconducting gap in InSb nanowires
Önder Gül, Hao Zhang, Folkert K. de Vries +14
Topological superconductivity is a state of matter that can host Majorana modes, the building blocks of a topological quantum computer. Many experimental platforms predicted to sho…
Signatures of Majorana fermions in hybrid superconductor-semiconductor nanowire devices
V. Mourik, K. Zuo, S. M. Frolov +3
Majorana fermions are particles identical to their own antiparticles. They have been theoretically predicted to exist in topological superconductors. We report electrical measureme…