Results 41 to 50 of about 382,033 (337)

Experimental optical phase measurement approaching the exact Heisenberg limit

open access: yesNature Communications, 2018
Measurements of an unknown optical phase have not yet been performed with the ultimate precision, i.e. saturating the Heisenberg limit. Here, Daryanoosh et al.
Shakib Daryanoosh   +4 more
doaj   +1 more source

Relativistic Bohmian trajectories of photons via weak measurements

open access: yesNature Communications, 2022
Making Bohmian mechanics fully compatible with special relativity is still an ongoing challenge. Here, the authors make a further step in this direction by providing a way of constructing the relativistic Bohmian-type velocity field of single photons ...
Joshua Foo   +3 more
doaj   +1 more source

Coherent control of a donor-molecule electron spin qubit in silicon

open access: yesNature Communications, 2021
Multi-donor molecules in Si provide a promising qubit platform, offering advantages over single donor qubits in terms of performance and fabrication. Here, the authors report a single qubit gate and long coherence times in a P donor molecule qubit in ...
Lukas Fricke   +8 more
doaj   +1 more source

Geometric quantum computation [PDF]

open access: yesJournal of Modern Optics, 2000
15 pages, LaTeX, uses cite, eepic, epsfig, graphicx and amsfonts. Accepted by J.
Ekert, A   +6 more
openaire   +4 more sources

Multicore Quantum Computing

open access: yesPhysical Review Applied, 2022
26 pages, 16 ...
Jnane, H   +4 more
openaire   +3 more sources

Quantum Bayesian computation

open access: yesApplied Stochastic Models in Business and Industry, 2023
AbstractQuantum Bayesian computation is an emerging field that levers the computational gains available from quantum computers. They promise to provide an exponential speed‐up in Bayesian computation. Our article adds to the literature in three ways.
Nick Polson, Vadim Sokolov, Jianeng Xu
openaire   +2 more sources

Quantum Computation

open access: yes, 1997
We describe how physics of computation determines computational complexity. In particular we show how quantum phenomena lead to qualitatively new modes of computation. An ideal quantum computer would allow to face certain tasks out of reach of classical computers, the factorization problem being the most striking example.
Barenco, A, Huelga, S, Ekert, A
openaire   +2 more sources

Quantum Applications In Political Science [PDF]

open access: yes, 2020
Undergraduate Research ScholarshipThis paper will show the current state of quantum computation and its application as a political science research method.
Costa, Caleb
core  

Mesoporous matrices for quantum computation with improved response through redundance [PDF]

open access: yes, 2007
We present a solid state implementation of quantum computation, which improves previously proposed optically driven schemes. Our proposal is based on vertical arrays of quantum dots embedded in a mesoporous material which can be fabricated with present ...
D’Amico I.   +5 more
core   +3 more sources

Quantum computers, quantum computing, and quantum thermodynamics

open access: yesFrontiers in Quantum Science and Technology
Quantum thermodynamics aims to extend standard thermodynamics and non-equilibrium statistical physics to systems with sizes well below the thermodynamic limit. It is a rapidly evolving research field that promises to change our understanding of the foundations of physics, while enabling the discovery of novel thermodynamic techniques and applications ...
Fabrizio Cleri, Fabrizio Cleri
openaire   +4 more sources

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