Results 51 to 60 of about 2,642 (197)

Primitive ideals and automorphisms of quantum matrices. [PDF]

open access: yes, 2007
Let K be a field and q be a nonzero element of K that is not a root of unity. We give a criterion for (0) to be a primitive ideal of the algebra O-q(M-m,M-n) of quantum matrices.
Lenagan, T.H.   +3 more
core   +1 more source

From Stability to Chaos: A Complete Classification of the Damped Klein‐Gordon Dynamics

open access: yesMathematical Methods in the Applied Sciences, Volume 49, Issue 9, Page 9696-9708, June 2026.
ABSTRACT We investigate the transition between stability and chaos in the damped Klein‐Gordon equation, a fundamental model for wave propagation and energy dissipation. Using semigroup methods and spectral criteria, we derive explicit thresholds that determine when the system exhibits asymptotic stability and when it displays strong chaotic dynamics ...
Carlos Lizama   +2 more
wiley   +1 more source

Inductive constructions for Lie bialgebras and Hopf algebras

open access: yes, 2006
In recent years, two generalisations of the theory of Lie algebras have become prominent, namely the "semi-classical" theory of Lie bialgebras and the "quantum" theory of Hopf algebras, including the quantized enveloping algebras.
Majid, Shahn   +3 more
core  

Quantum stochastic operator cocycles via associated semigroups. [PDF]

open access: yes, 2005
A recent characterisation of Fock-adapted contraction operator stochastic cocycles on a Hilbert space, in terms of their associated semigroups, yields a general principle for the construction of such cocycles by approximation of their stochastic ...
Wills, S. J.   +3 more
core  

Graph‐Theoretical Approach for Predicting Physicochemical Properties of Stiff‐Person Syndrome Drugs

open access: yesChemistryOpen, Volume 15, Issue 6, June 2026.
Graph‐theoretical descriptors derived from M‐polynomials are integrated with quantitative structure–property relationship modeling and machine learning to uncover structure–property relationships of drugs used in stiff‐person syndrome. Strong correlations between degree‐based topological indices and key physicochemical properties are revealed ...
Jabbar Ali   +3 more
wiley   +1 more source

Prime ideals in the quantum grassmanian [PDF]

open access: yes, 2008
We consider quantum Schubert cells in the quantum grassmannian and give a cell decomposition of the prime spectrum via the Schubert cells. As a consequence, we show that all primes are completely prime in the generic case where the deformation parameter ...
Lenagan, T.H.   +2 more
core   +1 more source

Quantum Information Measures of a Dirichlet Waveguide with Neumann Window(s)

open access: yesAdvanced Quantum Technologies, Volume 9, Issue 6, June 2026.
ABSTRACT Engineering boundary conditions in low‐dimensional structures provides a simple yet powerful way of shaping how quantum information is stored and transported. We investigate a flat 2D Dirichlet waveguide containing one or two finite Neumann windows and compute the bound states in both position and momentum space as functions of the window ...
Firoz Chogle, Berihu Teklu
wiley   +1 more source

Are Rindler Quanta Real? Inequivalent Particle Concepts in Quantum Field Theory [PDF]

open access: yes, 2000
Philosophical reflection on quantum field theory has tended to focus on how it revises our conception of what a particle is. However, there has been relatively little discussion of the threat to the "reality" of particles posed by the possibility of ...
Halvorson, Hans, Clifton, Rob
core  

Advancing Multidisciplinary STEM Education with Mathematics for Future-Ready Quantum Algorithmic Literacy

open access: yes, 2022
The perception that mathematics is difficult has always persisted. Nevertheless, mathematics is such an essential component of STEM education. Quantum technologies are already having enormous effects on our society, with advantages seen across a broad ...
Meng-Leong How, How, Meng Leong
core   +1 more source

Quantitative analysis of light‐induced ion segregation in mixed‐halide perovskites

open access: yesJournal of Applied Crystallography, Volume 59, Issue 3, Page 879-888, June 2026.
A quantitative X‐ray diffraction approach is introduced to resolve light‐induced halide segregation in mixed‐halide perovskite thin films, revealing the formation of Br‐rich regions and their slow incomplete relaxation in the dark.Mixed‐halide perovskites (MHPs) offer good band‐gap tunability via stoichiometry changes, and such tunability is an ...
Petr Machovec   +6 more
wiley   +1 more source

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