Results 91 to 100 of about 8,427,358 (293)

Photon Number Coherence in Quantum Dot‐Cavity Systems can be Enhanced by Phonons

open access: yesAdvanced Quantum Technologies, EarlyView.
Photon number coherence (PNC) is important for quantum cryptography. Because of that, the PNC within a quantum dot‐cavity system is investigated theoretically. Phonons, which interact with the quantum dot, surprisingly do not necessarily decrease PNC. It is demonstrated that it is possible to optimize other figures of merit without significant penalty ...
Paul C. A. Hagen   +4 more
wiley   +1 more source

Study of Jordan quasigroups and their construction

open access: yesJournal of Taibah University for Science, 2018
Jordan quasigroups are commutative quasigroups satisfying the identity $x^{2}(yx)=(x^{2}y)x$. In this paper we discuss the basic properties of Jordan quasigroups and prove that (i) every commutative idempotent quasigroup is Jordan quasigroup, (ii) if a ...
Amir Khan   +3 more
doaj   +1 more source

The commutator algebra of a nilpotent matrix and an application to the theory of commutative Artinian algebras [PDF]

open access: yesJournal of Algebra 319 (2008) 2545-2570, 2012
We show a number of properties of the commutator algebra of a nilpotent matrix over a field. In particular we determine the simple modules of the commutator algebra. Then the results are applied to prove that certain Artinian complete intersections have the strong Lefscehtz property.
arxiv  

Every commutative JB$$^*$$-triple satisfies the complex Mazur–Ulam property [PDF]

open access: hybrid, 2022
David Cabezas   +4 more
openalex   +3 more sources

Efficient Simulation of Open Quantum Systems on NISQ Trapped‐Ion Hardware

open access: yesAdvanced Quantum Technologies, EarlyView.
Open quantum systems exhibit rich dynamics that can be simulated efficiently on quantum computers, allowing us to learn more about their behavior. This work applies a new method to simulate certain open quantum systems on noisy trapped‐ion quantum hardware.
Colin Burdine   +3 more
wiley   +1 more source

Assessment of Practical Satellite Quantum Key Distribution Architectures for Current and Near‐Future Missions

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT Quantum key distribution (QKD) allows the generation of cryptographic keys beyond the computational hardness paradigm and is befitting for secure data transmission requiring long‐term security. The communication distance of fiber‐based QKD, however, is limited to a few hundred kilometers due to the exponential scaling of signal attenuation ...
Davide Orsucci   +7 more
wiley   +1 more source

Property (T) with respect to non-commutative Lp-spaces [PDF]

open access: yesarXiv, 2011
We show that a group with Kazhdan's property $(T)$ has property $(T_{B})$ for $B$ the Haagerup non-commutative $L_{p}(\mathcal{M})$-space associated with a von Neumann algebra $\mathcal{M ...
arxiv  

A Commutative Replicated Data Type for Cooperative Editing

open access: yesIEEE International Conference on Distributed Computing Systems, 2009
A Commutative Replicated Data Type (CRDT) is one where all concurrent operations commute. The replicas of a CRDT converge automatically, without complex concurrency control.
Nuno M. Preguiça   +3 more
semanticscholar   +1 more source

Facile Design of Highly Stretchable and Conductive Crumpled Graphene/NiS2 Films for Multifunctional Applications

open access: yesSmall Methods, EarlyView.
A scalable, low‐cost fabrication approach is reported to directly create and pattern crumpled porous graphene/NiS2 nanocomposites with high mechanical stretchability and electrical conductivity through laser irradiation combined with electrodeposition and a pre‐strain strategy. This novel synthetic approach holds promise for a variety of bio‐integrated
Kangwei Weng   +7 more
wiley   +1 more source

Graph structure of commuting functions [PDF]

open access: yesarXiv, 2014
The problem of finding graph structure of functions commuting with a given function in terms of their functional graphs is considered. Structure of functional graphs of commuting functions is described. The problem is reduced to describing graph homomorphisms of weakly connected components of functional graphs.
arxiv  

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