Results 31 to 40 of about 30,075 (285)

Modeling the photocatalytic degradation of moxifloxacin by means of a stochastic cellular automaton

open access: closedChemical Engineering Journal, 2012
Abstract Fluoroquinolones are a family of synthetic broad-spectrum, antibacterial compounds, with ciprofloxacin and moxifloxacin being two of the most important members. Although very efficient and active, they are incompletely metabolized during human therapy and traditional wastewater treatment plants cannot remove them completely, so that they ...
Pieter Van der Weeën   +6 more
semanticscholar   +5 more sources

Stochastic cellular automaton for the coagulation–fission process [PDF]

open access: greenPhysica A: Statistical Mechanics and its Applications, 2003
We introduce an efficient cellular automaton for the coagulation-fission process with diffusion 2A->3A, 2A->A in arbitrary dimensions. As the well-known Domany-Kinzel model, it is defined on a tilted hypercubic lattice and evolves by parallel updates. The model exhibits a non-equilibrium phase transition from an active into an absorbing phase and its ...
Haye Hinrichsen
openalex   +4 more sources

A Stochastic D/A Converter Based on a Cellular Automaton Architecture [PDF]

open access: hybridVLSI Design, 1998
The design and VLSI implementation of a new stochastic D/A converter using the properties of Cellular Automata (CA) is presented in this paper. The converter is implemented using a Double Layer Metal (DLM), 0.7 μm, N‐well, CMOS technology process provided by the European Silicon Structures (ES2).
Ioannis Andreadis   +3 more
openalex   +4 more sources

Phase diagram of a stochastic cellular automaton with long-range interactions [PDF]

open access: greenPhysica A: Statistical Mechanics and its Applications, 1998
We introduce a stochastic cellular automaton with power law spatial decaying long-range interactions. In some limit this model reduces to the Domany-Kinzel cellular automaton. Monte Carlo and mean field calculations of the phase diagram of the model for different ranges of interactions are compared.
Sergio A. Cannas
openalex   +5 more sources

Reaction-diffusion in a growing 3D domain of skin scales generates a discrete cellular automaton

open access: yesNature Communications, 2021
The adult ocellated lizard skin colour pattern is effectively generated by a stochastic cellular automaton (CA) of skin scales. Here authors use reaction diffusion (RD) numerical simulations in 3D on realistic lizard skin geometries and demonstrate that ...
Anamarija Fofonjka   +1 more
doaj   +1 more source

Emergence of sector and spiral patterns from a two-species mutualistic cross-feeding model

open access: yesPLoS ONE, 2022
The ubiquitous existence of microbial communities marks the importance of understanding how species interact within the community to coexist and their spatial organization.
Jiaqi Lin, Hui Sun, JiaJia Dong
doaj   +2 more sources

A reduced-complexity model for sediment transport and step-pool morphology [PDF]

open access: yesEarth Surface Dynamics, 2016
A new particle-based reduced-complexity model to simulate sediment transport and channel morphology in steep streams in presented. The model CAST (Cellular Automaton Sediment Transport) contains phenomenological parameterizations, deterministic or ...
M. Saletti   +3 more
doaj   +1 more source

Relating the dynamics of road traffic in a stochastic cellular automaton to a macroscopic first-order model

open access: green, 2005
Paper submitted to the European Physical Journal B - Condensed Matter ...
Sven Maerivoet   +3 more
openalex   +4 more sources

Design and parameterization of a stochastic cellular automaton describing a chemical reaction

open access: yesJournal of Computational Chemistry, 2011
AbstractAlthough most of the work concerned with reaction kinetics concentrates on empirical findings, stochastic models, and differential equations, a growing number of researchers is exploring other methods to elucidate reaction kinetics. In this work, the parameterization of an utter discrete spatio‐temporal model, more specifically, a cellular ...
P. V. D. Weeën, J. Baetens, B. Baets
semanticscholar   +3 more sources

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