Toward QCD on quantum computer: orbifold lattice approach
Sign Up to like & getrecommendations! Published in 2024 at "Journal of High Energy Physics"
DOI: 10.1007/jhep05(2024)234
Abstract: We propose an orbifold lattice formulation of QCD suitable for quantum simulations. We show explicitly how to encode gauge degrees of freedom into qubits using noncompact variables, and how to write down a simple truncated… read more here.
Keywords: orbifold lattice; toward qcd; quantum computer; qcd quantum ... See more keywords
Quantum Computing: Survey and Analysis
Sign Up to like & getrecommendations! Published in 2019 at "Cybernetics and Systems Analysis"
DOI: 10.1007/s10559-019-00107-w
Abstract: The authors survey and analyze the main concepts and postulates of the quantum computing model, efficient quantum algorithms, and recent results, capabilities, and prospects in constructing a scalable quantum computer. A certain class of algebraic… read more here.
Keywords: quantum computing; analysis quantum; quantum computer; quantum ... See more keywords
An Extended Row and Column Method for Solving Linear Systems on a Quantum Computer
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-020-04685-w
Abstract: To solve the linear systems of equations Ax = b on a quantum computer, Shao and Xiang proposed a quantum version of row and column methods by establishing unitary operators in each iteration step based… read more here.
Keywords: column method; linear systems; row column; quantum computer ... See more keywords
An FPGA-based real quantum computer emulator
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Computational Electronics"
DOI: 10.1007/s10825-018-1287-5
Abstract: While we cannot efficiently emulate quantum algorithms on classical architectures, we can move the weight of complexity from time to hardware resources. This paper describes a proposition of a universal and scalable quantum computer emulator,… read more here.
Keywords: computer emulator; quantum; quantum computer; real quantum ... See more keywords
An optimization of traditional CPU emulation techniques for execution on a quantum computer
Sign Up to like & getrecommendations! Published in 2024 at "Quantum Information Processing"
DOI: 10.1007/s11128-024-04524-5
Abstract: The use and adoption of quantum computers by the wider computing community is diminished by the need to adopt new programming techniques. These techniques involve moving from a high-level language where the programmer can define… read more here.
Keywords: execution quantum; traditional cpu; quantum computer;
Quantum computer based on shuttling trapped ions.
Sign Up to like & getrecommendations! Published in 2021 at "Nature"
DOI: 10.1038/d41586-021-00844-z
Abstract: ions has already proved itself to be a leading hardware platform for quantum information processing. Indeed, trapped ions have been used to realize quantum gates — the basic building blocks of a quantum computer —… read more here.
Keywords: based shuttling; quantum; quantum computer; computer based ... See more keywords
Benchmarking an 11-qubit quantum computer
Sign Up to like & getrecommendations! Published in 2019 at "Nature Communications"
DOI: 10.1038/s41467-019-13534-2
Abstract: The field of quantum computing has grown from concept to demonstration devices over the past 20 years. Universal quantum computing offers efficiency in approaching problems of scientific and commercial interest, such as factoring large numbers,… read more here.
Keywords: quantum; quantum computer; quantum computing; benchmarking qubit ... See more keywords
Calculating energy derivatives for quantum chemistry on a quantum computer
Sign Up to like & getrecommendations! Published in 2019 at "npj Quantum Information"
DOI: 10.1038/s41534-019-0213-4
Abstract: Modeling chemical reactions and complicated molecular systems has been proposed as the “killer application” of a future quantum computer. Accurate calculations of derivatives of molecular eigenenergies are essential toward this end, allowing for geometry optimization,… read more here.
Keywords: quantum; quantum computer; chemistry; geometry ... See more keywords
Unfolding quantum computer readout noise
Sign Up to like & getrecommendations! Published in 2019 at "npj Quantum Information"
DOI: 10.1038/s41534-020-00309-7
Abstract: In the current era of noisy intermediate-scale quantum computers, noisy qubits can result in biased results for early quantum algorithm applications. This is a significant challenge for interpreting results from quantum computer simulations for quantum… read more here.
Keywords: quantum computer; matrix inversion; physics; readout errors ... See more keywords
Ground-state energy estimation of the water molecule on a trapped-ion quantum computer
Sign Up to like & getrecommendations! Published in 2019 at "npj Quantum Information"
DOI: 10.1038/s41534-020-0259-3
Abstract: Quantum computing leverages the quantum resources of superposition and entanglement to efficiently solve computational problems considered intractable for classical computers. Examples include calculating molecular and nuclear structure, simulating strongly interacting electron systems, and modeling aspects… read more here.
Keywords: quantum computer; quantum; trapped ion; ion quantum ... See more keywords
Scaling and networking a modular photonic quantum computer
Sign Up to like & getrecommendations! Published in 2025 at "Nature"
DOI: 10.1038/s41586-024-08406-9
Abstract: Photonics offers a promising platform for quantum computing1, 2, 3–4, owing to the availability of chip integration for mass-manufacturable modules, fibre optics for networking and room-temperature operation of most components. However, experimental demonstrations are needed… read more here.
Keywords: photonic quantum; quantum; fault tolerant; quantum computer ... See more keywords