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QUANTUM COMPUTING [PDF]

open access: yesJournal of Engineering Science, 2021
The quantum computer, is a "supercomputer" that relies on the phenomena of quantum mechanics to perform operations on data. Object of suppositions, sometimes farfetched, quantum mechanics gave birth to the quantum computer, a machine capable of processing data tens of millions of times faster than a conventional computer. A quantum computer doesn't use
BĂJENESCU, Titu-Marius I.
openaire   +3 more sources

An adaptive variational algorithm for exact molecular simulations on a quantum computer. [PDF]

open access: yesNat Commun, 2019
Quantum simulation of chemical systems is one of the most promising near-term applications of quantum computers. The variational quantum eigensolver, a leading algorithm for molecular simulations on quantum hardware, has a serious limitation in that it ...
Grimsley HR   +3 more
europepmc   +3 more sources

Layered architecture for quantum computing

open access: yesPhysical Review X, 2012
We develop a layered quantum computer architecture, which is a systematic framework for tackling the individual challenges of developing a quantum computer while constructing a cohesive device design.
Alexei Yu. Kitaev   +23 more
core   +3 more sources

Entanglement in a 20-Qubit Superconducting Quantum Computer. [PDF]

open access: yesSci Rep, 2019
The ability to prepare sizeable multi-qubit entangled states with full qubit control is a critical milestone for physical platforms upon which quantum computers are built.
Mooney GJ, Hill CD, Hollenberg LCL.
europepmc   +3 more sources

Quantum Artificial Life in an IBM Quantum Computer. [PDF]

open access: yesSci Rep, 2018
We present the first experimental realization of a quantum artificial life algorithm in a quantum computer. The quantum biomimetic protocol encodes tailored quantum behaviors belonging to living systems, namely, self-replication, mutation, interaction ...
Alvarez-Rodriguez U   +3 more
europepmc   +3 more sources

SoK: Benchmarking the Performance of a Quantum Computer. [PDF]

open access: yesEntropy (Basel), 2022
The quantum computer has been claimed to show more quantum advantage than the classical computer in solving some specific problems. Many companies and research institutes try to develop quantum computers with different physical implementations. Currently,
Wang J, Guo G, Shan Z.
europepmc   +2 more sources

Towards topological quantum computer

open access: yesNuclear Physics B, 2017
One of the principal obstacles on the way to quantum computers is the lack of distinguished basis in the space of unitary evolutions and thus the lack of the commonly accepted set of basic operations (universal gates).
Melnikov, D.   +4 more
core   +4 more sources

Quantum computing [PDF]

open access: yesAmerican Journal of Physics, 1998
The main features of quantum computing are described in the framework of spin resonance methods. Stress is put on the fact that quantum computing is itself nothing but a reinterpretation (fruitful indeed) of well-known concepts. The role of the two basic operations, one-spin rotation and controlled-NOT gates, is analyzed, and some exercises are ...
Gilles Brassard   +3 more
  +12 more sources

Benchmarking a trapped-ion quantum computer with 30 qubits [PDF]

open access: yesQuantum, 2023
Quantum computers are rapidly becoming more capable, with dramatic increases in both qubit count \cite{kim2023evidence} and quality \cite{moses2023race}.
Jwo-Sy Chen   +10 more
semanticscholar   +1 more source

Topological order from measurements and feed-forward on a trapped ion quantum computer [PDF]

open access: yesCommunications Physics, 2023
Quantum systems evolve in time in one of two ways: through the Schrödinger equation or wavefunction collapse. So far, deterministic control of quantum many-body systems in the lab has focused on the former, due to the probabilistic nature of measurements.
Mohsin Iqbal   +15 more
semanticscholar   +1 more source

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