Results 241 to 250 of about 125,081 (296)

Structural, Magnetic, and Electron Spin Resonance Properties of Nickel Nanoferrites Synthesized by High-Energy Ball Milling. [PDF]

open access: yesChemistryOpen
Dlamini S   +11 more
europepmc   +1 more source

Data-Driven Tabulation for Chemistry Integration Using Recurrent Neural Networks

IEEE Transactions on Neural Networks and Learning Systems, 2023
Due to the wide range of time scales involved in the ordinary differential equations (ODEs) describing chemical reaction kinetics, multidimensional numerical simulation of chemical reactive flows using detailed combustion mechanisms is computationally expensive.
Yu Zhang   +3 more
openaire   +2 more sources

A CSP and tabulation-based adaptive chemistry model

Combustion Theory and Modelling, 2007
We demonstrate the feasibility of a new strategy for the construction of an adaptive chemistry model that is based on an explicit integrator stabilized by an approximation of the Computational Singular Perturbation (CSP)-slow-manifold projector. We examine the effectiveness and accuracy of this technique first using a model problem with variable ...
J. C. LEE   +6 more
openaire   +1 more source

A tabulated chemistry method for heterogeneous solid propellant combustion

Proceedings of the Combustion Institute, 2021
Abstract Detailed chemistry simulations of heterogeneous solid propellant combustion at the microstructure scale are very costly as they involve large and stiff chemical schemes in the gas phase. A usual workaround is to use global chemistry to approximate gas phase reactions.
R. Mercier, L. Lacassagne, M. Plaud
openaire   +1 more source

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