Results 31 to 40 of about 166,181 (310)

sevkel/BA: DFT calculations

open access: yes, 2023
<p>DFT calculations for atomization and reaction energies, H2 dissociation and the spin density for a singly ionized adenine-thymine basepair</p ...
sevkel
core   +1 more source

Entangling remote nuclear spins linked by a chromophore [PDF]

open access: yes, 2010
Molecular nanostructures may constitute the fabric of future quantum technologies, if their degrees of freedom can be fully harnessed. Ideally one might use nuclear spins as low-decoherence qubits and optical excitations for fast controllable ...
Lovett, Brendon   +41 more
core   +1 more source

A flexible and scalable scheme for mixing computed formation energies from different levels of theory

open access: yesnpj Computational Materials, 2022
Computational materials discovery efforts are enabled by large databases of properties derived from high-throughput density functional theory (DFT), which now contain millions of calculations at the generalized gradient approximation (GGA) level of ...
Ryan S. Kingsbury   +8 more
doaj   +1 more source

Spectroscopic investigations, DFT calculations, molecular docking and MD simulations of 3-[(4-Carboxyphenyl) carbamoyl]-4-hydroxy-2-oxo-1, 2-dihydroxy quinoline-6-carboxylic acid.

open access: yes, 2022
By FT-IR, FT-Raman and DFT computations spectral characterization of 3-[(4-Carboxyphenyl) carbamoyl]-4-hydroxy-2-oxo-1, 2-dihydroxy quinoline-6-carboxylic acid was performed.
B. , Sureshkumar   +7 more
core   +1 more source

Simulating Dye-Sensitized TiO2 Heterointerfaces in Explicit Solvent: Absorption Spectra, Energy Levels, and Dye Desorption [PDF]

open access: yes, 2011
Dye-sensitized solar cells (DSCs) represent a valuable, efficient, and low-cost alternative to conventional semiconductor photovoltaic devices. A deeper understanding of the dye/semiconductor heterointerface and of the dye-sensitized semiconductor ...
Fantacci, Simona   +2 more
core   +1 more source

Understanding density functional theory (DFT) and completing it in practice

open access: yesAIP Advances, 2014
We review some salient points in the derivation of density functional theory (DFT) and of the local density approximation (LDA) of it. We then articulate an understanding of DFT and LDA that seems to be ignored in the literature.
Diola Bagayoko
doaj   +1 more source

Electronic structure and de Haas–van Alphen frequencies in KFe2As2 within LDA+DMFT

open access: yesNew Journal of Physics, 2014
Recent density functional theory (DFT) calculations for KFe _2 As _2 have been shown to be insufficient to satisfactorily describe angle-resolved photoemission (ARPES) measurements as well as observed de Haas–van Alphen (dHvA) frequencies. In the present
Steffen Backes   +3 more
doaj   +1 more source

Statistical learning goes beyond the d-band model providing the thermochemistry of adsorbates on transition metals

open access: yesNature Communications, 2019
Assessing catalytic mechanisms using DFT calculations greatly aids catalyst design, but is impractical for large molecules. Here the authors develop a statistical learning-based thermochemical model for estimating adsorption of organics onto metals ...
Rodrigo García-Muelas, Núria López
doaj   +1 more source

Investigating the potential of organic semiconductor materials by DFT and TD-DFT calculations on aNDTs

open access: yesHeliyon, 2023
The effects of substituting electron withdrawing and electron donating functional groups on the electronic and optical properties of angular naphthodithiophene (aNDT) were studied. Substitutions were made to the aNDT molecule at position 2 and 7, respectively.
Jothi, B.   +3 more
openaire   +2 more sources

Electronic Structure Calculations at Macroscopic Scales [PDF]

open access: yes, 2007
Electronic structure calculations, especially those using density-functional theory have provided many insights into various materials properties in the recent decade.
Gavini, Vikram
core   +1 more source

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