Search Results - "Benjamin, Simon C."

Efficient Variational Quantum Simulator Incorporating Active Error Minimization by Li, Ying, Benjamin, Simon C.

“…One of the key applications for quantum computers will be the simulation of other quantum systems that arise in chemistry, materials science, etc., in order to…”
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Practical Quantum Error Mitigation for Near-Future Applications by Endo, Suguru, Benjamin, Simon C., Li, Ying

“…It is vital to minimize the impact of errors for near-future quantum devices that will lack the resources for full fault tolerance. Two quantum error…”
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Hybrid Quantum-Classical Algorithms and Quantum Error Mitigation by Endo, Suguru, Cai, Zhenyu, Benjamin, Simon C., Yuan, Xiao

“…Quantum computers can exploit a Hilbert space whose dimension increases exponentially with the number of qubits. In experiment, quantum supremacy has recently…”
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QuEST and High Performance Simulation of Quantum Computers by Jones, Tyson, Brown, Anna, Bush, Ian, Benjamin, Simon C.

“…We introduce QuEST, the Quantum Exact Simulation Toolkit, and compare it to ProjectQ, qHipster and a recent distributed implementation of Quantum++. QuEST is…”
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Variational-state quantum metrology by Koczor, Bálint, Endo, Suguru, Jones, Tyson, Matsuzaki, Yuichiro, Benjamin, Simon C

“…Quantum technologies exploit entanglement to enhance various tasks beyond their classical limits including computation, communication and measurements. Quantum…”
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Variational ansatz-based quantum simulation of imaginary time evolution by McArdle, Sam, Jones, Tyson, Endo, Suguru, Li, Ying, Benjamin, Simon C., Yuan, Xiao

“…Imaginary time evolution is a powerful tool for studying quantum systems. While it is possible to simulate with a classical computer, the time and memory…”
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Freely Scalable Quantum Technologies Using Cells of 5-to-50 Qubits with Very Lossy and Noisy Photonic Links by Nickerson, Naomi H., Fitzsimons, Joseph F., Benjamin, Simon C.

“…Exquisite quantum control has now been achieved in small ion traps, in nitrogen-vacancy centers and in superconducting qubit clusters. We can regard such a…”
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The prospects of quantum computing in computational molecular biology by Outeiral, Carlos, Strahm, Martin, Shi, Jiye, Morris, Garrett M., Benjamin, Simon C., Deane, Charlotte M.

“…Quantum computers can in principle solve certain problems exponentially more quickly than their classical counterparts. We have not yet reached the advent of…”
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Exploring ab initio machine synthesis of quantum circuits by Meister, Richard, Gustiani, Cica, Benjamin, Simon C

“…Abstract Gate-level quantum circuits are often derived manually from higher level algorithms. While this suffices for small implementations and demonstrations,…”
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Exploiting subspace constraints and ab initio variational methods for quantum chemistry by Gustiani, Cica, Meister, Richard, Benjamin, Simon C

“…Abstract Variational methods offer a highly promising route to exploiting quantum computers for chemistry tasks. Here we employ methods described in a sister…”
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Sustained quantum coherence and entanglement in the avian compass by Gauger, Erik M, Rieper, Elisabeth, Morton, John J L, Benjamin, Simon C, Vedral, Vlatko

“…In artificial systems, quantum superposition and entanglement typically decay rapidly unless cryogenic temperatures are used. Could life have evolved to…”
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Resource Costs for Fault-Tolerant Linear Optical Quantum Computing by Li, Ying, Humphreys, Peter C., Mendoza, Gabriel J., Benjamin, Simon C.

“…Linear optical quantum computing (LOQC) seems attractively simple: Information is borne entirely by light and processed by components such as beam splitters,…”
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Minimally complex ion traps as modules for quantum communication and computing by Nigmatullin, Ramil, Ballance, Christopher J, Beaudrap, Niel de, Benjamin, Simon C

“…Optically linked ion traps are promising as components of network-based quantum technologies, including communication systems and modular computers…”
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Investigating the potential for a limited quantum speedup on protein lattice problems by Outeiral, Carlos, Morris, Garrett M, Shi, Jiye, Strahm, Martin, Benjamin, Simon C, Deane, Charlotte M

“…Protein folding is a central challenge in computational biology, with important applications in molecular biology, drug discovery and catalyst design. As a…”
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High threshold distributed quantum computing with three-qubit nodes by Li, Ying, Benjamin, Simon C

“…In the distributed quantum computing paradigm, well-controlled few-qubit 'nodes' are networked together by connections which are relatively noisy and failure…”
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Magnetic Field Sensing Beyond the Standard Quantum Limit Using 10-Spin NOON States by Jones, Jonathan A, Karlen, Steven D, Fitzsimons, Joseph, Ardavan, Arzhang, Benjamin, Simon C, Briggs, G. Andrew D, Morton, John J.L

“…Quantum entangled states can be very delicate and easily perturbed by their external environment. This sensitivity can be harnessed in measurement technology…”
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'Momentum rejuvenation' underlies the phenomenon of noise-assisted quantum energy flow by Li, Ying, Caruso, Filippo, Gauger, Erik, Benjamin, Simon C

“…An important challenge in quantum science is to fully understand the efficiency of energy flow in networks. Here we present a simple and intuitive explanation…”
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Grid-based methods for chemistry simulations on a quantum computer by Chan, Hans Hon Sang, Meister, Richard, Jones, Tyson, Tew, David P, Benjamin, Simon C

“…First-quantized, grid-based methods for chemistry modeling are a natural and elegant fit for quantum computers. However, it is infeasible to use today's…”
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A New Type of Radical-Pair-Based Model for Magnetoreception by Stoneham, A. Marshall, Gauger, Erik M., Porfyrakis, Kyriakos, Benjamin, Simon C., Lovett, Brendon W.

“…Certain migratory birds can sense the Earth's magnetic field. The nature of this process is not yet properly understood. Here we offer a simple explanation…”
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Stabilizers as a design tool for new forms of the Lechner-Hauke-Zoller annealer by Rocchetto, Andrea, Benjamin, Simon C, Li, Ying

“…In a recent paper, Lechner, Hauke, and Zoller (LHZ) described a means to translate a Hamiltonian of spin- / particles with "all-to-all" interactions into a…”
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