Results 41 to 50 of about 136,245 (330)

Kinetic derivation of the Hessian geometric structure in chemical reaction networks

open access: yesPhysical Review Research, 2022
The theory of chemical kinetics forms the basis to describe the dynamics of chemical reaction networks. Owing to physical and thermodynamic constraints, the networks possess various structures, which can be utilized to characterize important properties ...
Tetsuya J. Kobayashi   +3 more
doaj   +1 more source

Universal relation between thermodynamic driving force and one-way fluxes in a nonequilibrium chemical reaction with complex mechanism

open access: yesPhysical Review Research, 2020
In nonequilibrium chemical reaction systems, a fundamental relationship between unbalanced kinetic one-way fluxes and thermodynamic chemical driving forces is believed to exist. However, in fact, the formula for this fundamental relation, in general, and
Yongli Peng   +3 more
doaj   +1 more source

On the Complexity of Reconstructing Chemical Reaction Networks [PDF]

open access: yesMathematics in Computer Science, 2013
The analysis of the structure of chemical reaction networks is crucial for a better understanding of chemical processes. Such networks are well described as hypergraphs. However, due to the available methods, analyses regarding network properties are typically made on standard graphs derived from the full hypergraph description, e.g.\ on the so-called ...
Rolf Fagerberg   +4 more
openaire   +4 more sources

Timing in chemical reaction networks [PDF]

open access: yesProceedings of the Twenty-Fifth Annual ACM-SIAM Symposium on Discrete Algorithms, 2013
Chemical reaction networks (CRNs) formally model chemistry in a well-mixed solution. CRNs are widely used to describe information processing occurring in natural cellular regulatory networks, and with upcoming advances in synthetic biology, CRNs are a promising programming language for the design of artificial molecular control circuitry.
openaire   +3 more sources

The hierarchical organization of autocatalytic reaction networks and its relevance to the origin of life.

open access: yesPLoS Computational Biology, 2022
Prior work on abiogenesis, the emergence of life from non-life, suggests that it requires chemical reaction networks that contain self-amplifying motifs, namely, autocatalytic cores.
Zhen Peng, Jeff Linderoth, David A Baum
doaj   +1 more source

Synthesizing and tuning stochastic chemical reaction networks with specified behaviours. [PDF]

open access: yesJ R Soc Interface, 2018
Murphy N   +4 more
europepmc   +2 more sources

Chemical master equation and Langevin regimes for a gene transcription model [PDF]

open access: yes, 2007
Gene transcription models must take account of intrinsic stochasticity. The Chemical Master Equation framework is based on modelling assumptions that are highly appropriate for this context, and the Stochastic Simulation Algorithm (also known as ...
Higham, Desmond J.   +4 more
core   +1 more source

Robust Mechanism Discovery with Atom Conserving Chemical Reaction Neural Networks

open access: yes, 2023
Chemical reaction neural networks (CRNNs) established as the state-of-the-art tool for autonomous mechanism discovery. While they encode some fundamental physical laws, mass- and atom conservation are still violated.
Felix, Döppel, Martin, Votsmeier
core   +1 more source

Information geometric inequalities of chemical thermodynamics

open access: yesPhysical Review Research, 2021
We study a connection between chemical thermodynamics and information geometry. We clarify a relation between the Gibbs free energy of an ideal dilute solution and an information geometric quantity called an f divergence.
Kohei Yoshimura, Sosuke Ito
doaj   +1 more source

Complex Chemical Reaction Networks from Heuristics-Aided Quantum Chemistry [PDF]

open access: yes, 2014
While structures and reactivities of many small molecules can be computed efficiently and accurately using quantum chemical methods, heuristic approaches remain essential for modeling complex structures and large-scale chemical systems.
Rappoport, Dmitrij   +3 more
core   +1 more source

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