Search Results - "Schoutens, Kareljan"
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Signal processing techniques for efficient compilation of controlled rotations in trapped ions
Published in New journal of physics (01-06-2020)“…Quantum logic gates with many control qubits are essential in many quantum algorithms, but remain challenging to perform in current experiments. Trapped ion…”
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Brick wall quantum circuits with global fermionic symmetry
Published in SciPost physics (01-09-2024)“…We study brick wall quantum circuits enjoying a global fermionic symmetry. The constituent 2-qubit gate, and its fermionic symmetry, derive from a 2-particle…”
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Solving correlation clustering with QAOA and a Rydberg qudit system: a full-stack approach
Published in Quantum (Vienna, Austria) (13-04-2022)“…We study the correlation clustering problem using the quantum approximate optimization algorithm (QAOA) and qudits, which constitute a natural platform for…”
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4
Supersymmetry and multicriticality in a ladder of constrained fermions
Published in SciPost physics (01-09-2021)“…Supersymmetric lattice models of constrained fermions are known to feature exotic phenomena such as superfrustration, with an extensive degeneracy of ground…”
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Charge frustration and quantum criticality for strongly correlated fermions
Published in Physical review letters (03-10-2008)“…We study a model of strongly correlated electrons on the square lattice which exhibits charge frustration and quantum critical behavior. The potential is tuned…”
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New Class of Non-Abelian Spin-Singlet Quantum Hall States
Published in Physical review letters (21-06-1999)Get full text
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Exclusion statistics in conformal field theory — Generalized fermions and spinons for level-1 WZW theories
Published in Nuclear physics. B (17-05-1999)“…We systematically study the exclusion statistics for quasi-particles for Conformal Field Theory spectra by employing a method based on recursion relations for…”
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Entanglement entropy in fermionic Laughlin states
Published in Physical review letters (09-02-2007)“…We present analytic and numerical calculations on the bipartite entanglement entropy in fractional quantum Hall states of the fermionic Laughlin sequence. The…”
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9
Kink Dynamics and Quantum Simulation of Supersymmetric Lattice Hamiltonians
Published in Physical review letters (04-02-2022)“…We propose a quantum simulation of a supersymmetric lattice model using atoms trapped in a 1D configuration and interacting through a Rydberg dressed…”
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Defects and degeneracies in supersymmetry protected phases
Published in Europhysics letters (01-08-2015)“…We analyse a class of 1D lattice models, known as models, which are characterised by an order-k clustering of spin-less fermions and by lattice supersymmetry…”
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Topological phases Wormholes in quantum matter
Published in Nature physics (01-11-2009)Get full text
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12
Supersymmetric multicritical point in a model of lattice fermions
Published in Physical review. B, Condensed matter and materials physics (30-04-2013)“…We study a model of spinless fermions with infinite nearest-neighbor repulsion on the square ladder, which has microscopic supersymmetry. It has been…”
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13
Wormholes in quantum matter
Published in Nature physics (01-11-2009)“…Proliferation of so-called anyonic defects in a topological phase of quantum matter leads to a critical state that can be visualized as a 'quantum foam', with…”
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Complete solution of the one-dimensional Hubbard model
Published in Physical review letters (30-12-1991)Get full text
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15
Exact results for strongly correlated fermions in 2 + 1 dimensions
Published in Physical review letters (22-07-2005)“…We derive exact results for a model of strongly interacting spinless fermions hopping on a two-dimensional lattice. By exploiting supersymmetry, we find the…”
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16
M$_k$ models: the field theory connection
Published in SciPost physics (01-07-2017)“…The M _k k models for 1D lattice fermions are characterised by {\cal N}=2 supersymmetry and by an order- k k clustering property. This paper highlights…”
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Lattice models with N=2 supersymmetry
Published in Physical review letters (28-03-2003)“…We introduce lattice models with explicit N=2 supersymmetry. In these interacting models, the supersymmetry generators Q+/- yield the Hamiltonian H=(Q(+),Q(-))…”
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Adiabatic ground state preparation of fermionic many-body systems from a two-body perspective
Published 02-05-2023“…A well-known method to prepare ground states of fermionic many-body hamiltonians is adiabatic state preparation, in which an easy to prepare state is…”
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Brick Wall Quantum Circuits with Global Fermionic Symmetry
Published 18-09-2024“…SciPost Phys. 17, 087 (2024) We study brick wall quantum circuits enjoying a global fermionic symmetry. The constituent 2-qubit gate, and its fermionic…”
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Quantum gates by resonantly driving many-body eigenstates, with a focus on Polychronakos' model
Published 18-01-2019“…JSTAT volume 2019 (2019) Accurate, nontrivial quantum operations on many qubits are experimentally challenging. As opposed to the standard approach of…”
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