Results 21 to 30 of about 47,372 (259)

Hectometer Revivals of Quantum Interference [PDF]

open access: yesPhysical Review Letters, 2018
Cavity-enhanced single photon sources exhibit mode-locked biphoton states with comb-like correlation functions. Our ultrabright source additionally emits either single photon pairs or two-photon NOON states, dividing the output into an even and an odd comb respectively. With even-comb photons we demonstrate revivals of the typical non-classical Hong-Ou-
Rambach, Markus   +5 more
openaire   +6 more sources

The musical Mach-Zehnder interferometer [PDF]

open access: yesMuzikologija, 2018
The phenomenon of interference lies at the heart of quantum physics, and is responsible for many of the unusual aspects of quantum behaviour that deviate from our everyday expectations. Though classical physics allows for waves (e.g.
Garner Andrew J.P.
doaj   +1 more source

Ruling out Higher-Order Interference from Purity Principles

open access: yesEntropy, 2017
As first noted by Rafael Sorkin, there is a limit to quantum interference. The interference pattern formed in a multi-slit experiment is a function of the interference patterns formed between pairs of slits; there are no genuinely new features resulting ...
Howard Barnum   +3 more
doaj   +1 more source

Interference of Quantum Channels [PDF]

open access: yesPhysical Review Letters, 2003
4 pages, 5 figures, REVTeX 4, typographical corrections and added ...
openaire   +4 more sources

Quantum-nondemolition modulation of quantum interference [PDF]

open access: yesPhysical Review A, 2000
accepted for ...
Genovese, M., Novero, C.
openaire   +2 more sources

Deriving Grover's lower bound from simple physical principles

open access: yesNew Journal of Physics, 2016
Grover's algorithm constitutes the optimal quantum solution to the search problem and provides a quadratic speed-up over all possible classical search algorithms.
Ciarán M Lee, John H Selby
doaj   +1 more source

Generalised phase kick-back: the structure of computational algorithms from physical principles

open access: yesNew Journal of Physics, 2016
The advent of quantum computing has challenged classical conceptions of which problems are efficiently solvable in our physical world. This motivates the general study of how physical principles bound computational power.
Ciarán M Lee, John H Selby
doaj   +1 more source

Hong–Ou–Mandel interference of spin–orbit hybrid entangled photons

open access: yesAPL Photonics, 2023
Structured photons are a crucial resource in both classical and quantum technologies, particularly in spin–orbit hybrid photons, enabling various practical applications ranging from ultra-sensitive metrology techniques to quantum-enhanced information ...
Ling Hong   +3 more
doaj   +1 more source

Controlling the thermoelectric effect by mechanical manipulation of the electron’s quantum phase in atomic junctions

open access: yesScientific Reports, 2017
The thermoelectric voltage developed across an atomic metal junction (i.e., a nanostructure in which one or a few atoms connect two metal electrodes) in response to a temperature difference between the electrodes, results from the quantum interference of
Akira Aiba   +8 more
doaj   +1 more source

Anti-Hong–Ou–Mandel interference by coherent perfect absorption of entangled photons

open access: yesNew Journal of Physics, 2022
Two-photon interference, known as the Hong–Ou–Mandel effect, has colossal implications for quantum technology. It was observed in 1987 with two photodetectors monitoring outputs of the beamsplitter illuminated by photon pairs: the coincidence rate of the
Anton N Vetlugin   +3 more
doaj   +1 more source

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