Results 131 to 140 of about 402,561 (332)

Dynamics of the Galvanic Replacement Reaction of Silver by Gold: Phenomenological Models for Open Circuit Potential‐Time Responsive Indicator

open access: yesChemElectroChem, EarlyView.
This article explores the dynamics of replacing three silver atoms by one gold atom (galvanic replacement reaction [GRR]) within silver nanoparticles. The reaction is tracked experimentally using open circuit potential and then mathematically fitted to a sigmoidal kinetic function inspired by autocatalytic and enzymatic cascade reaction functions to ...
Bonito Aristide Karamoko, Yaovi Holade
wiley   +1 more source

The PBW Filtration, Demazure Modules and Toroidal Current Algebras

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2008
Let L be the basic (level one vacuum) representation of the affine Kac-Moody Lie algebra ^g. The m-th space F_m of the PBW filtration on L is a linear span of vectors of the form x_1dots x_lv_0, where l ≤ m, x_i in ^g and v_0 is a highest weight vector ...
Evgeny Feigin
doaj   +1 more source

Experimental studies on multi‐scale data‐driven methods within the framework of structural health monitoring

open access: yesCivil Engineering Design, EarlyView.
Abstract The German Research Foundation has established the priority program SPP 100+. Its subject is monitoring bridge structures in civil engineering. The data‐driven methods cluster deals with the use of measurements and their special global and local analysis methods, which complement each other in an overall multi‐scale concept in order to realize
Maximilian Rohrer   +13 more
wiley   +1 more source

Structure Constants of Diagonal Reduction Algebras of gl Type

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2011
We describe, in terms of generators and relations, the reduction algebra, related to the diagonal embedding of the Lie algebra gl_n into gl_n⊕gl_n. Its representation theory is related to the theory of decompositions of tensor products of gl_n-modules.
Sergei Khoroshkin, Oleg Ogievetsky
doaj   +1 more source

Representations of vertex algebras

open access: yesMathematical communications, 1998
In this paper we present some results on the representation theory of vertex operator (super) algebras associated to affine Lie algebras and Neveu-Schwarz algebra.
openaire   +4 more sources

Expanding Chemistry of Expanded Helicenes

open access: yesChemistry – A European Journal, EarlyView.
This review presents recent advances in the chemistry of expanded helicenes, defined as helicenes containing linearly fused benzene rings, as novel aromatic compounds. This review begins with a summary of their structural classification, followed by the synthesis, structures, properties, and chiroptical performance of expanded helicenes of various ...
Shinji Toyota
wiley   +1 more source

Applying Quality by Design to Digital Twin Supported Scale‐Up in Modular Plants

open access: yesChemie Ingenieur Technik, EarlyView.
Modular Plants are highly flexible and scalable and thus have potential utility to support faster time‐to‐process. Digital Twins of these modules require FAIR data and prior knowledge from the different domains in process development to describe the equipment capabilities. These equipment‐based Digital Twins can be combined with methods such as Quality
Amy Koch   +3 more
wiley   +1 more source

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