[PDF] Top 20 Hydrogen bonded nicotinic acid water complexes studied by ab initio and density functional theory
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Hydrogen bonded nicotinic acid water complexes studied by ab initio and density functional theory
... both water molecules are hydrogen-bonded, their environment is different- the first water molecule being bonded to the N-atom of Nicotinic acid (N ··· H), while the second ... See full document
5
An overview of density functional theory based codes used for ab initio calculations
... the theory behind density functional theory based codes used in ab initio ...of density functional theory (DFT) calculations is rapidly becoming a standard ... See full document
10
Ab Initio and Density Functional Theory (DFT) Study on Clonazepam
... by ab initio Restricted Hartree Fock (RHF) and Density Functional Theory (DFT) methods with complete relaxation in the potential energy surface using the 6-31G (d,p) basis ...FTIR; ... See full document
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Electronic structure of InxGa1-xAs nanocrystals alloy using Ab-initio Density functional theory calculation coupled with LUC method
... package has been used throughout this study to calculate some of the physical properties such as energy gap , lattice constant , valence and conduction band as well as density of state . Results show that the ... See full document
7
Hybrid ab initio Kohn-Sham density functional theory/frozen-density orbital-free density functional theory simulation method suitable for biological systems
... It should be noted that the present formulation of the hybrid method cannot treat biomolecules that do not fit in- side the KS atomic box, since the FDOF method is currently limited to solvent molecules. This limitation ... See full document
9
Ab initio study of ‘2 (3 bromo phenyl)1,3 dithian by density functional theory
... charge density distributions in the molecule with sites close to the carbon atom of benzene ring, showing regions of most negative electrostatic potential ... See full document
7
Optical properties of reduced graphene oxide : insights from ab initio and hybrid density functional theory
... of functional groups and defects is attributed to the harsh chemistry in- volved in the common “top-down” methods employed in its synthesis. For most of this study a model of purely epoxy functionalised graphene, ... See full document
129
Deuterium adsorption on Multi Carbon Nano-cone (MNCx, X=2-7) including BN Nano-cone: A model for D2 storage
... all Ab-Initio and DFT (density functional theory) calculations were done with the Gaussian 98 ...at density functional theory (DFT) level with B3LYP and ... See full document
10
Ab Initio and DFT Study of Uracil Water Complexes
... by ab-initio using MP2/6- 311++G (d,p) and the density functional theory using B3LYP/6-311++ G (d,p), B3LYP/Aug- CC-pVDZ levels for the first ... See full document
7
Ab-initio density function theory electronic structure properties of core and surface CdTe nanocrystals
... Density functional theory (DFT) and the large unit cell (LUC) were used in the evaluation of the electronic structure of CdTe nanocrystals using ab-initio ...the theory of LUC ... See full document
11
Bonding Characteristics of TiC and TiN
... Using ab initio density functional theory calculations, the electron localization function (ELF) of typical transition metal carbide TiC and nitride TiN were computed and analyzed to ... See full document
5
NMR Shielding Tensors and Thermodynamic Investigation of B28N28 Nano-cone Structure: A molecule for Fe3+Capturing
... at density functional theory (DFT) level with B3LYP and Ab-Initio with HF (hartree fock) methods in different basis sets at the temperature of ... See full document
9
Assessment of theoretical methods for the study of hydrogen abstraction kinetics of global warming gas species during their degradation and byproduct formation (IUPAC technical report)
... using ab initio and density functional theory (DFT) ...the hydrogen abstraction kinetics of global warming gas species during their degradation and byproduct ... See full document
18
Understanding the thermal properties of amorphous solids using machine learning based interatomic potentials
... principle, ab initio simulations (typically based on Density Functional Theory, DFT [33]) would be the tool of the trade to compute properties such as the electronic contribution to the ... See full document
27
Vibrational, Structural and Electronic properties of 6 methyl nicotinic acid by Density Functional Theory
... 6-methylnicotinic acid are shown in Figure 3 and Figure 4 ...6-methylnicotinic acid makes it a soft and more polarizable molecule as compared to water and dimethyl furan (DMF), taking water ... See full document
10
A study on various computer aided drug design methodologies
... Within the system of Hartree–Fock estimations, a few bits of data, (for example, two-electron integrals) are sometimes approximated or totally overlooked. In order to correct for this misfortune, semi-empirical routines ... See full document
6
Collective rotation from ab initio theory
... vanishing quadrupole moment, that of the J = 3/2 state.) Beyond this choice of normalization, agreement or disagreement of the ab initio calculated values with the rotational curves is entirely a test of ... See full document
35
Density functional theory, natural bond orbital and atoms in molecule analyses on the hydrogen bonding interactions in 2-chloroaniline – Carboxylic acid complexes
... like hydrogen bonding between the O-H group of carboxylic acids (ethanoic acid, propanoic acid and butanoic acid) and N-H group of ...intermolecular hydrogen bonding of the equimolar ... See full document
10
Ab initio derivation of model energy density functionals
... the density functionals to the underlying Coulomb interaction [23], but in nuclei such links are much more difficult to ...to ab initio approaches [24, 25, 26, 27, 28, 29, 30, ...so-called ... See full document
11
Manipulation of spin state of iron porphyrin by chemisorption on magnetic substrates
... The scenario of chemisorption of FeP on magnetic sub- strates is manifested indirectly through element-specific spec- troscopic measurements. We show here XA and XMCD data for 0.6 monolayers (ML) of Fe octaethylporphyrin ... See full document
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