Results 31 to 40 of about 456,060 (331)

Hybrid Quantum-Classical Approach to Correlated Materials

open access: yesPhysical Review X, 2016
Recent improvements in the control of quantum systems make it seem feasible to finally build a quantum computer within a decade. While it has been shown that such a quantum computer can in principle solve certain small electronic structure problems and ...
Bela Bauer   +4 more
doaj   +1 more source

Research Trends in Quantum Computers by Focusing on Qubits as Their Building Blocks

open access: yesQuantum Reports, 2023
Quantum computing is a rapidly developing field that has the potential to revolutionize the way we process data. In this article, we will introduce quantum computers, their hardware and the challenges associated with their development.
Mohamad Taghi Dejpasand   +1 more
doaj   +1 more source

Quantum computation with quantum dots [PDF]

open access: yesPhysical Review A, 1998
We propose a new implementation of a universal set of one- and two-qubit gates for quantum computation using the spin states of coupled single-electron quantum dots. Desired operations are effected by the gating of the tunneling barrier between neighboring dots.
Loss, D., DiVincenzo, D. P.
openaire   +3 more sources

Complete 3-Qubit Grover search on a programmable quantum computer

open access: yesNature Communications, 2017
Grover’s algorithm provides a quantum speedup when searching through an unsorted database. Here, the authors perform it on 3 qubits using trapped ions, demonstrating two methods for marking the correct result in the algorithm’s oracle and providing data ...
C. Figgatt   +5 more
doaj   +1 more source

Universal quantum computation using only projective measurement, quantum memory, and preparation of the 0 state [PDF]

open access: yes, 2001
What resources are universal for quantum computation? In the standard model, a quantum computer consists of a sequence of unitary gates acting coherently on the qubits making up the computer.
Nielsen, Michael A.
core   +2 more sources

QUANTUM COMPUTATION [PDF]

open access: yes, 1999
77 pages, figures included in the ps file. To appear in: Annual Reviews of Computational Physics, ed. Dietrich Stauffer, World Scientific, vol VI, 1998. The paper can be down loaded also from http://www.math.ias.edu/~doria/
openaire   +3 more sources

Metaphysics and mathematics: Perspectives on reality

open access: yesHTS Teologiese Studies/Theological Studies, 2017
The essence of number was regarded by the ancient Greeks as the root cause of the existence of the universe, but it was only towards the end of the 19th century that mathematicians initiated an in-depth study of the nature of numbers.
Gideon J. Kühn
doaj   +1 more source

Prospects for the development of science, technology and innovation in the PRC [PDF]

open access: yesВосточная Азия: факты и аналитика, 2019
The article considers the experience of innovative development of China, which is based on the creation and implementation for 40 years of the state scientific and technical policy, including a long – term and medium-term program for the development of
A.V. Ostrovskii   +2 more
doaj   +1 more source

Quantum Simulations on a Quantum Computer [PDF]

open access: yes, 1999
We present a general scheme for performing a simulation of the dynamics of one quantum system using another. This scheme is used to experimentally simulate the dynamics of truncated quantum harmonic and anharmonic oscillators using nuclear magnetic ...
A. Barenco   +21 more
core   +2 more sources

Quantum Computing with Dartboards

open access: yesThe Journal of Physical Chemistry A, 2023
We present a physically appealing and elegant picture for quantum computing using rules constructed for a game of darts. A dartboard is used to represent the state space in quantum mechanics and the act of throwing the dart is shown to have close similarities to the concept of measurement, or collapse of the wavefunction in quantum mechanics.
Ishaan Ganti, Srinivasan S. Iyengar
openaire   +3 more sources

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