Results 41 to 50 of about 1,129,510 (192)

A Fast and Compact Quantum Random Number Generator [PDF]

open access: yes, 1999
We present the realization of a physical quantum random number generator based on the process of splitting a beam of photons on a beam splitter, a quantum mechanical source of true randomness.
Anton Zeilinger   +13 more
core   +2 more sources

Ramsey Numbers and Adiabatic Quantum Computing [PDF]

open access: yesPhysical Review Letters, 2012
The graph-theoretic Ramsey numbers are notoriously difficult to calculate. In fact, for the two-color Ramsey numbers $R(m,n)$ with $m,n\geq 3$, only nine are currently known. We present a quantum algorithm for the computation of the Ramsey numbers $R(m,n)$.
Gaitan, Frank, Clark, Lane
openaire   +3 more sources

Quantum Random Number Generation on a Mobile Phone

open access: yesPhysical Review X, 2014
Quantum random number generators (QRNGs) can significantly improve the security of cryptographic protocols by ensuring that generated keys cannot be predicted.
Bruno Sanguinetti   +3 more
doaj   +1 more source

Device-independent quantum random-number generation [PDF]

open access: yesNature, 2018
Randomness is critical for many information processing applications, including numerical modeling and cryptography. Device-independent quantum random number generation (DIQRNG) based on the loophole free violation of Bell inequality produces unpredictable genuine randomness without any device assumption and is therefore an ultimate goal in the field of
Liu, Yang   +18 more
openaire   +3 more sources

Quantum random number generation for 1.25 GHz quantum key distribution systems

open access: yes, 2015
Security proofs of quantum key distribution (QKD) systems usually assume that the users have access to source of perfect randomness. State-of-the-art QKD systems run at frequencies in the GHz range, requiring a sustained GHz rate of generation and ...
Houlmann, R.   +4 more
core   +2 more sources

Quantum true random number generation on IBM’s cloud platform

open access: yesJournal of King Saud University: Computer and Information Sciences, 2022
Random numbers are the lifeline of any cryptographic operation in modern computing. Quantum True Random Number Generator (QTRNG) can yield real random data to replace random-looking periodic sequences.
Vaishnavi Kumar   +3 more
doaj   +1 more source

Isospin quantum number of D_{s0}^+(2317)

open access: yes, 2004
The D_s^+ pi^0 and D_s^{*+} gamma decays of the D_{s0}^+(2317) are studied by assigning it to various charmed strange scalar mesons. As a result, it is found that its assignment to an iso-triplet four-quark meson is favored by the severest experimental ...
A. Hayashigaki, Holmes, K. Terasaki
core   +1 more source

Phonon number quantum jumps in an optomechanical system

open access: yes, 2011
We describe an optomechanical system in which the mean phonon number of a single mechanical mode conditionally displaces the amplitude of the optical field.
A A Gangat   +5 more
core   +1 more source

On ac-number quantum ?-function [PDF]

open access: yesTheoretical and Mathematical Physics, 1994
We first review the properties of the conventional $ $-functions of the KP and Toda-lattice hierarchies. A straightforward generalization is then discussed. It corresponds to passing from differential to finite-difference equations; it does not involve however the concept of operator-valued $ $-function nor the one associated with non-Cartanian ...
Mironov, A., Morozov, A., Vinet, L.
openaire   +1 more source

Certified random number generation using quantum computers

open access: yesFrontiers in Quantum Science and Technology
We investigate how current noisy quantum computers can be leveraged for generating secure random numbers certified by Quantum Mechanics. While random numbers can be generated and certified in a device-independent manner through the violation of Bell’s ...
Pingal Pratyush Nath   +4 more
doaj   +1 more source

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