Results 101 to 110 of about 17,173,168 (192)

Development of neural network models for predicting chemical reaction yields

open access: yes
Predviđanje prinosa kemijskih reakcija predstavlja jednu od najznačajnijih primjena strojnog učenja u kemijskom inženjerstvu jer omogućava zamjenu dugotrajnog i skupog procesa optimizacije koji se tradicionalno oslanjao na metodu pokušaja i pogreške.
Dabo, Jakov
core  

A Fast, Parallelized, GPU-accelerated Photochemical Model, XODIAC, with Built-in Equilibrium Chemistry and Multiple Chemical Networks for Exoplanetary Atmospheres

open access: yesThe Astrophysical Journal
The launch of the James Webb Space Telescope has delivered high-quality atmospheric observations and expanded the known chemical inventory of exoplanetary atmospheres, opening new avenues for atmospheric chemistry modeling to interpret these data.
Priyankush Ghosh   +5 more
doaj   +1 more source

Structured Chemical Reaction Modeling with Multitask Graph Neural Networks

open access: yes
Abstract Modeling chemical reactions requires connecting fine-grained atom–bond edits with broader semantic categories. Yet, most machine learning approaches model these aspects in isolation: atom mapping, reaction center identification, and reaction classification are treated as separate problems.
Astero, Maryam   +3 more
openaire   +1 more source

CONVERGENCE OF MARKOV CHAIN APPROXIMATIONS TO STOCHASTIC REACTION DIFFUSION EQUATIONS [PDF]

open access: yes
In the context of simulating the transport of a chemical or bacterial contaminant through a moving sheet of water, we extend a well established method of approximating reaction-diffusion equations with Markov chains by allowing convection, certain ...
Michael A. Kouritzin, Hongwei Long
core  

Widespread biochemical reaction networks enable Turing patterns without imposed feedback

open access: yesNature Communications
Understanding self-organized pattern formation is fundamental to biology. In 1952, Alan Turing proposed a pattern-enabling mechanism in reaction-diffusion systems containing chemical species later conceptualized as activators and inhibitors that are ...
Shibashis Paul, Joy Adetunji, Tian Hong
doaj   +1 more source

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