Results 91 to 100 of about 1,414,924 (189)

Quantum Boolean Algebras

open access: yes, 2010
We introduce quantum Boolean algebras which are the analogue of the Weyl algebras for Boolean affine spaces. We study quantum Boolean algebras from the logical and set theoretical viewpoints.
openaire   +3 more sources

The quantum adjacency algebra and subconstituent algebra of a graph [PDF]

open access: yesJournal of Combinatorial Theory, Series A, 2019
15 ...
Paul M. Terwilliger, Arjana Zitnik
openaire   +4 more sources

Asymmetric Activation of Tropos Biphenolic Moieties by Isohexides: An Integrated Computational‐Experimental Approach

open access: yesChemistry – A European Journal, EarlyView.
The integrated experimental‐computational study on the asymmetric activation exerted by isohexides on tropos tetra‐aryl moieties embedded in a chiral macrocyclic architecture resulted in a complete definition of the stereochemical as well as stereodynamic features of the macrocyclic final compounds.
Giuseppe Fulvetti   +3 more
wiley   +1 more source

Cremmer-Gervais Quantum Lie Algebra

open access: yes, 2009
7 pagesInternational audienceWe describe a quantum Lie algebra based on the Cremmer-Gervais R-matrix.
Ogievetsky, O., Popov, T.
core   +2 more sources

q-Analog of Gelfand-Graev Basis for the Noncompact Quantum Algebra U_q(u(n,1))

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2010
For the quantum algebra U_q(gl(n+1)) in its reduction on the subalgebra U_q(gl(n)) an explicit description of a Mickelsson-Zhelobenko reduction Z-algebra Z_q(gl(n+1),gl(n)) is given in terms of the generators and their defining relations.
Raisa M. Asherova   +4 more
doaj   +1 more source

Hopf Algebra Symmetries of an Integrable Hamiltonian for Anyonic Pairing

open access: yesAxioms, 2012
Since the advent of Drinfel’d’s double construction, Hopf algebraic structures have been a centrepiece for many developments in the theory and analysis of integrable quantum systems.
Jon Links
doaj   +1 more source

Machine Learning Unveils Isolated‐Surrounded Pt Motifs in High‐Entropy Alloys for Superior Low‐Temperature Ammonia Oxidation

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A physics‐informed machine learning approach successfully decodes the complex catalytic activity of high‐entropy alloys for ammonia oxidation. By revealing a synergistic mechanism involving lattice and electronic couplings, the study identifies a superior “isolated‐surrounded” platinum motif.
Shangfeng Jiang   +5 more
wiley   +1 more source

Azumaya locus over certain quantum symplectic spaces II

open access: yesComptes Rendus. Mathématique
This article undertakes an exploration of a particular variant of multiparameter quantum symplectic algebras, focusing specifically on the quantum Heisenberg algebra at the roots of unity.
Mukherjee, Snehashis
doaj   +1 more source

A Complex‐Frequency Framework for Kerker Unidirectionality in Photonic Resonators

open access: yesLaser &Photonics Reviews, EarlyView.
ABSTRACT Electromagnetic scattering exhibits various anomalous behaviors, such as forward or backward scattering effects known as the Kerker conditions. These anomalies appear in non‐Hermitian photonic resonators and are mathematically described by operators with complex eigenfrequencies.
Loubnan Abou Hamdan   +8 more
wiley   +1 more source

Universal Bethe Ansatz and Scalar Products of Bethe Vectors

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2010
An integral presentation for the scalar products of nested Bethe vectors for the quantum integrable models associated with the quantum affine algebra U_q(^gl_3) is given.
Eric Ragoucy   +2 more
doaj   +1 more source

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