Results 251 to 260 of about 487,810 (325)

Mechanistic insights into the (3 + 2) cycloaddition of azomethine ylide with dimethyl acetylenedicarboxylate <i>via</i> bond evolution theory. [PDF]

open access: yesRSC Adv
Chellegui M   +7 more
europepmc   +1 more source

On the Foundations of Chemical Reactivity Theory

open access: yesThe Journal of Physical Chemistry A, 2007
In formulating chemical-reactivity theory (CRT) so as to give it a deep foundation in density-functional theory (DFT), Parr, his collaborators, and subsequent workers have introduced reactivity indices as properties of isolated reactants, some of which are in apparent conflict with the underlying DFT. Indices which are first derivatives with respect to
Morrel H, Cohen, Adam, Wasserman
openaire   +3 more sources

Chemical Reactivity Theory

2009
How I Came about Working on Conceptual DFT, R.G. Parr Chemical Reactivity Concepts in Density Functional Theory, J.L. Gazquez Quantum Chemistry of Bonding and Interactions, P. Kolandaivel, P. Venuvanalingam, and G.N. Sastry Concepts in Electron Density, B.M. Deb Atoms and Molecules: A Momentum Space Perspective, S.R. Gadre and P.
P. Chattaraj
openaire   +2 more sources

Chemical reactivity from a conceptual density functional theory perspective

Journal of the Indian Chemical Society, 2021
Abstract Chemical reactivity is discussed in terms of various conceptual density functional theory based global and local reactivity descriptors like electronegativity, chemical hardness and softness (and their local variants), chemical potential, polarizability, Fukui functions, and local philicity.
Ranita Pal, Pratim Kumar Chattaraj
openaire   +2 more sources

Chemical Reactivity Theory

1975
From 1933 43), several theoretical approaches to the problem of the chemical reactivity of planar conjugated molecules began to appear, mainly by the Huckel molecular orbital theory. These were roughly divided into two groups44). The one was called the “static approach” 43,45–48) and the other, the “localization approach” 49,50).In 1952, another method
K. Fukui
openaire   +2 more sources

On Hardness and Electronegativity Equalization in Chemical Reactivity Theory

Journal of Statistical Physics, 2006
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Cohen, Morrel H., Wasserman, Adam
openaire   +2 more sources

Local chemical potential, local hardness, and dual descriptors in temperature dependent chemical reactivity theory

Physical Chemistry Chemical Physics, 2017
From the definition of a local chemical potential, well-behaved expressions for the local hardness and the dual descriptors are derived.
Marco Franco-Pérez   +3 more
openaire   +3 more sources

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