Results 91 to 100 of about 655,640 (396)

Covalently‐Bonded Diaphite Nanoplatelet with Engineered Electronic Properties of Diamond

open access: yesAdvanced Functional Materials, EarlyView.
A novel approach to engineering the electronic properties of diamond is reported on the diaphite nanoplatelet consisting of (11¯${{\bar{1}}}$1) planes of diamond nanoplatelet covalently bonded with graphite (0001) planes. The strong sp3/sp2‐hybridized interfacial covalent bonding induces the electron transfer from diamond to graphite, resulting in a ...
Zhaofeng Zhai   +9 more
wiley   +1 more source

Crystal structure, Hirshfeld surface analysis and DFT studies of 1-[r-2,c-6-diphenyl-t-3-(propan-2-yl)piperidin-1-yl]ethan-1-one

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2020
In the title compound, C22H27NO, the piperidine ring adopts a chair conformation. The dihedral angles between the mean plane of the piperidine ring and the phenyl rings are 89.78 (7) and 48.30 (8)°.
P. Periyannan   +4 more
doaj   +1 more source

Getting excited: Challenges in quantum-classical studies of excitons in polymeric systems [PDF]

open access: yes, 2016
A combination of classical molecular dynamics (MM/MD) and quantum chemical calculations based on the density functional theory (DFT) was performed to describe conformational properties of diphenylethyne (DPE), methylated-DPE and poly para phenylene ...
Bagheri, Behnaz   +2 more
core   +4 more sources

Ab initioDFT – the seamless connection between WFT and DFT [PDF]

open access: yesMolecular Physics, 2010
Orbital-dependent exchange-correlation functionals and potentials play an increasingly important role in Density Functional Theory (DFT). Methods which use explicit orbital-dependent functionals can be viewed as a natural extension to the standard Kohn–Sham (KS) procedure in DFT, that traditionally have used functionals with explicit density-dependence
Grabowski, Ireneusz   +2 more
openaire   +3 more sources

Imbalanced Surface Charge Induced Phase Segregation in Mixed Halide Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
The key factor determining the phase segregation in mixed halide perovskites (MHP) is the intrinsic imbalanced surface charges in the crystal lattice. MHP films with excellent crystallinity and surface morphology can suffer severe phase segregation.
Zixin Zeng   +7 more
wiley   +1 more source

Accurate and efficient band gap predictions of metal halide perovskites using the DFT-1/2 method: GW accuracy with DFT expense [PDF]

open access: yesScientific Reports, 2017
The outstanding optoelectronics and photovoltaic properties of metal halide perovskites, including high carrier motilities, low carrier recombination rates, and the tunable spectral absorption range are attributed to the unique electronic properties of ...
S. Tao, Xi Cao, P. Bobbert
semanticscholar   +1 more source

Polarity Effect on the Electronic Structure of Molybdenum Dichalcogenides MoXY (X, Y = S, Se): A Computational Study Based on Density-Functional Theory

open access: yesIndonesian Journal of Chemistry, 2021
Computational research based on the Density Functional Theory (DFT) has been performed to explore the electronic structure of monolayer material Transition Metal Dichalcogenides (TMDCs) Molybdenum Dichalcogenides MoXY (X; Y = S; Se) in the first ...
Salsabila Amanda Putri   +2 more
doaj   +1 more source

A Self-consistent DFT+DMFT scheme in the Projector Augmented Wave : Applications to Cerium, Ce2O3 and Pu2O3 with the Hubbard I solver and comparison to DFT+U

open access: yes, 2013
An implementation of full self-consistency over the electronic density in the DFT+DMFT framework on the basis of a plane wave-projector augmented wave (PAW) DFT code is presented.
Anisimov V I   +8 more
core   +1 more source

Analytical Gradients for Projection-Based Wavefunction-in-DFT Embedding [PDF]

open access: yes, 2019
Projection-based embedding provides a simple, robust, and accurate approach for describing a small part of a chemical system at the level of a correlated wavefunction method while the remainder of the system is described at the level of density ...
Ding, Feizhi   +3 more
core   +3 more sources

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

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