Describing polymer polarizability with localized orbital scaling correction in density functional theory

Y Mei, N Yang, W Yang - The Journal of Chemical Physics, 2021 - pubs.aip.org
Polarizability reflects the response of the molecular charge distribution to an applied
external electric field and thus closely relates to the molecular electron density. For the …

Dynamical Simulations of Polaron Transport in Conjugated Polymers with the Inclusion of Electron− Electron Interactions

H Ma, U Schollwock - The Journal of Physical Chemistry A, 2009 - ACS Publications
Dynamical simulations of polaron transport in conjugated polymers in the presence of an
external time-dependent electric field have been performed within a combined extended …

Static polarizabilities of doubly charged polyacetylene oligomers: basis set and electron correlation effects

LN Oliveira, OAV Amaral, MA Castro, TL Fonseca - Chemical physics, 2003 - Elsevier
Ab initio calculations, carried out with different basis sets, for the static longitudinal linear
polarizability, αL, and second order hyperpolarizability, γL, of small doubly charged …

[HTML][HTML] Semi empirical and Ab initio methods for calculation of polarizability (α) and the hyperpolarizability (β) of substituted polyacetylene chain

NS Labidi - Arabian Journal of Chemistry, 2016 - Elsevier
We report accurate Ab initio studies of dipole polarizabilities and the first static
hyperpolarizabilities (β) of polyacetylene with a number of substituents at the end part of the …

Static polarizability and second hyperpolarizability of closed-and open-shell π-conjugated polymers

W Hu, H Ma, C Liu, Y Jiang - The Journal of chemical physics, 2007 - pubs.aip.org
The static longitudinal linear polarizability (α) and second order hyperpolarizability (γ) for
neutral and charged, closed-and open-shell trans-polyacetylene (PA) chains C 2 n H 2 n+ …

Structural properties of doped polyacetylene chains: a comparative theoretical investigation using Hartree–Fock, Møller–Plesset second-order perturbation theory, and …

B Champagne, M Spassova - Physical Chemistry Chemical Physics, 2004 - pubs.rsc.org
The effect of doping on the geometrical structure of polyacetylene chains containing up to
101 carbon atoms has been investigated theoretically by using the Hartree–Fock approach …

13C chemical shifts of polyacetylene chains with charged conformational defects: A GIAO–DFT study

G Colherinhas, TL Fonseca, MA Castro - Chemical Physics Letters, 2011 - Elsevier
The 13C chemical shifts of isolated polyacetylene chains bearing a singly or doubly charged
defect have been studied using the GIAO approach through the B3LYP exchange …

Dynamical simulations of charged soliton transport in conjugated polymers with the inclusion of electron-electron interactions

H Ma, U Schollwöck - The Journal of Chemical Physics, 2008 - pubs.aip.org
We present numerical studies of the transport dynamics of a charged soliton in conjugated
polymers under the influence of an external time-dependent electric field. All relevant …

Effect of Electron−Electron Interactions on the Charge Carrier Transitions in trans-Polyacetylene

H Ma, U Schollwöck - The Journal of Physical Chemistry A, 2010 - ACS Publications
By employing a newly developed nonadiabatic dynamical simulation method, which is a
combination of classical molecular dynamics and the adaptive time-dependent density …

Charge distributions in polyacetylene chains containing a positively charged defect

V Monev, M Spassova… - International journal of …, 2005 - Wiley Online Library
We present a comparative study of the AIM, CHELPG, GAPT, MK, Mulliken, NPA, and RESP
charge distributions associated with a positively charged soliton on increasingly large trans …