Mostrando 201 - 220 Resultados de 907 Para Buscar '"Parres"', tiempo de consulta: 0.19s Limitar resultados
  1. 201
    “…Theoretical parameters such as molecular electrostatic potential (MEP), local Fukui functions and local Parr function for electrophilic attack as well as proton affinity (PA) and gas phase basicity (GB), were used to explain the preferred protonation sites. …”
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  2. 202
    “…The active sites for nucleophilic and electrophilic attacks have been chosen by relating them to the Fukui function indices, the condensed dual descriptor Δf [Formula: see text] , and the electrophilic Parr functions. The results allowed the prediction of the protonation sites of the peptides and rendered a qualitative explanation of the difference in pK [Formula: see text] of the two Lys groups.…”
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  3. 203
    “…This local parameter was defined with the condensed Fukui function and redefined with the electrophilic (P(k)(+)) Parr function. The similar patterns of both resulting sets of values helped to demonstrate the electrophilic behavior (soft acid) of the olefinic carbons in these compounds. …”
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  4. 204
    “…Density functional theory using “Becke, 3-parameter, Lee–Yang–Parr” correlational functional (DFT-B3LYP) calculations were performed to understand the molecular stability of the synthesized compounds and the tautomeric equilibrium from 3H-pyrrol-3-one type intermediates to 1H-pyrrol-3-ol type aromatized rings.…”
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    “…Total subyearling productivity (subyearlings per spawner) and parr productivity (subyearling parr per spawner) rates were best described by models that included a positive effect of habitat complexity (PC2) and negative relationships with log transformed spawner density, suggestive of density dependent limits on juvenile rearing habitat. …”
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  15. 215
    “…Mortality tended to be higher in the smolts than in the parr, but there was no clear species effect. The majority of mortality occurred within the first 10 d of feeding. …”
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  16. 216
    por Frau, Juan, Glossman-Mitnik, Daniel
    Publicado 2017
    “…The reactivity sites have been determined by means of the calculation of the Fukui function indices, the condensed dual descriptor [Formula: see text] and the electrophilic and nucleophilic Parr functions. The glycating power of the studied compounds have been compared with the same property for simple carbohydrates. …”
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  17. 217
    “…The active sites suitable for nucleophilic, electrophilic, and radical attacks were chosen by linking them with the Fukui function indices, nucleophilic and electrophilic Parr functions, and condensed Dual Descriptor [Formula: see text] , respectively. …”
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  18. 218
    “…The electrophilic f(−) and nucleophilic f(+) Fukui functions and also the electrophilic and nucleophilic Parr functions are well adapted to find the electrophile and nucleophile centers in the molecule. …”
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  19. 219
    “…Using the method Density Functional Theory (DFT) level of the B3LYP (Becke three-parameter Lee–Yang–Parr) exchange correlation functional with 6-31G (d, p) and time-dependent DFT (TD-DFT). …”
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  20. 220
    “…Three different approaches have been used, finding that the Becke–Lee–Yang–Parr functional is the one that best describes Zn(2)V(2)O(7). …”
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