Results 21 to 30 of about 1,196,417 (299)

Negative differential response in chemical reactions [PDF]

open access: yes, 2018
Reaction currents in chemical networks usually increase when increasing their driving affinities. But far from equilibrium the opposite can also happen. We find that such negative differential response (NDR) occurs in reaction schemes of major biological
Cossetto, Tommaso   +3 more
core   +2 more sources

Chemical reaction kinetics based models for describing evolution of one-dimensional expansion with time

open access: yesYantu gongcheng xuebao, 2020
Two models for describing the evolution of one-dimensional expansion of expansive soils with time are derived based on the second-order chemical reaction kinetic equation, namely, hyperbolic model and Logistic model.
ZOU Wei-lie 1, 2, YE Yun-xue 3, HAN Zhong 2
doaj   +1 more source

Reaction rate in an evanescent random walkers system [PDF]

open access: yesPapers in Physics, 2015
Diffusion mediated reaction models are particularly ubiquitous in the description of physical, chemical or biological processes. The random walk schema is a useful tool for formulating these models.
Miguel A. Ré, Natalia C. Bustos
doaj   +1 more source

The importance of chemical mechanisms in sonochemical modelling

open access: yesUltrasonics Sonochemistry, 2022
A state-of-the-art chemical mechanism is introduced to properly describe chemical processes inside a harmonically excited spherical bubble placed in water and saturated with oxygen.
Csanád Kalmár   +4 more
doaj   +1 more source

Scaling limits of spatial compartment models for chemical reaction networks

open access: yes, 2015
We study the effects of fast spatial movement of molecules on the dynamics of chemical species in a spatially heterogeneous chemical reaction network using a compartment model. The reaction networks we consider are either single- or multi-scale.
Pfaffelhuber, Peter, Popovic, Lea
core   +1 more source

Chemical reaction mechanisms and models of energetic materials: A perspective

open access: yesEnergetic Materials Frontiers
Energetic materials (EMs) are a kind of metastable functional materials with certain potential barriers, overcoming which can quickly release the energy stored in EMs.
Li Meng   +4 more
doaj   +1 more source

Exploiting network topology for large-scale inference of nonlinear reaction models

open access: yes, 2019
The development of chemical reaction models aids understanding and prediction in areas ranging from biology to electrochemistry and combustion. A systematic approach to building reaction network models uses observational data not only to estimate unknown
Galagali, Nikhil, Marzouk, Youssef M.
core   +2 more sources

Generative LLMs in Organic Chemistry: Transforming Esterification Reactions into Natural Language Procedures

open access: yesApplied Sciences, 2023
This paper presents a novel approach to predicting esterification procedures in organic chemistry by employing generative large language models (LLMs) to interpret and translate SMILES molecular notation into detailed procedural texts of synthesis ...
Mantas Vaškevičius   +2 more
doaj   +1 more source

A simple model of the Belousov-Zhabotinsky reaction from first principles [PDF]

open access: yes, 2009
The Belousov-Zhabotinsky (BZ) reaction is an example of a temporally oscillating chemical reaction. An unusual and interesting feature of the reaction is that as it progresses on a twodimensional plate, self-organized spirals are formed.
Turner, A.
core  

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

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