Results 121 to 130 of about 22,579,506 (332)

Quantum D = 3 Euclidean and Poincaré symmetries from contraction limits

open access: yesJournal of High Energy Physics, 2020
Following the recently obtained complete classification of quantum-deformed o $$ \mathfrak{o} $$ (4), o $$ \mathfrak{o} $$ (1, 3) and o $$ \mathfrak{o} $$ (2) algebras, characterized by classical r-matrices, we study their inhomogeneous D = 3 quantum IW ...
Jerzy Kowalski-Glikman   +2 more
doaj   +1 more source

Discrete Quantum Groups

open access: yesJournal of Algebra, 1996
On a discrete group \(G\) consider the algebra \(A\) of complex functions with finite supports. Multiplication in \(G\) induces a comultiplication \(\Delta\) for \(A\) by \((\Delta f)(p,q)=f(pq)\), \(f\in A\), \(p\in G\), \(q\in G\). In case \(G\) is infinite, \(\Delta(f)(g \otimes 1)\), \(\Delta(f)(1\otimes g)\in A\otimes A\) for all \(f,g\in A ...
openaire   +2 more sources

The gamma -Poincare quantum group from quantum group contraction [PDF]

open access: yesJournal of Physics A: Mathematical and General, 1995
Summary: We propose a contraction of the de Sitter quantum group leading to a Poincaré quantum group in any dimensions. The method relies on the coaction of the de Sitter quantum group on a non-commutative space, and the deformation parameter \(q\) is sent to one.
openaire   +2 more sources

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Cluster integrable systems and spin chains

open access: yesJournal of High Energy Physics, 2019
We discuss relation between the cluster integrable systems and spin chains in the context of their correspondence with 5d supersymmetric gauge theories.
A. Marshakov, M. Semenyakin
doaj   +1 more source

On the geometry of the quantum poincaré group [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 1997
We review the construction of the multiparametric inhomogeneous orthogonal quantum group ISO_qr(N) as a projection from SO_qr(N+2), and recall the conjugation that for N=4 leads to the quantum Poincare group. We study the properties of the universal enveloping algebra U_qr(iso(N)), and give an R-matrix formulation.
openaire   +6 more sources

Tuning the Optoelectronic Properties of Wide Bandgap Perovskites: Data‐Driven Insights from Combinatorial Synthesis and High‐Throughput Experimentation

open access: yesAdvanced Functional Materials, EarlyView.
Combinatorial vapor deposition enables independent tuning of Cs/Pb and Br/Cl in wide‐bandgap perovskites. Automated multimodal mapping of 500+ compositions reveals a high‐energy optical transition that correlates with enhanced photoluminescence, defining a practical Cs/Pb window.
Alexander Wieczorek   +6 more
wiley   +1 more source

Explaining Quantum Spontaneous Symmetry Breaking [PDF]

open access: yes, 2004
Two alternative accounts of quantum spontaneous symmetry breaking (SSB) are compared and one of them, the decompositional account in the algebraic approach, is argued to be superior for understanding quantum SSB.
Liu, Chuang, Emch, Gerard G.
core  

Quantum isometry groups of dual of finitely generated discrete groups and quantum groups

open access: yesReviews in Mathematical Physics, 2017
We study quantum isometry groups, denoted by [Formula: see text], of spectral triples on [Formula: see text] for a finitely generated discrete group [Formula: see text] coming from the word-length metric with respect to a symmetric generating set [Formula: see text].
Goswami, Debashish, Mandal, Arnab
openaire   +3 more sources

Functionalizing Micro‐to‐Mesoscopic Electrode Architectures for Regulating Electron Transfer Behaviors in Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
A systematic review is conducted to assess the influence of electrode architecture across micro‐ to mesoscopic length scales on electron‐transfer pathways in electrocatalysis. We discuss the structure‐activity relationships in electrocatalytic applications, including resource recovery and environmental remediation, and provide cost‐effective, efficient
Manshu Zhao   +6 more
wiley   +1 more source

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