Electronic and vibrational nonlinear optical properties of five representative electrides

M Garcia-Borras, M Solà, JM Luis… - Journal of Chemical …, 2012 - ACS Publications
The electrides have a very special electronic structure with diffuse excess electrons not
localized on any specific atom. Such systems are known to have huge electronic nonlinear …

Assessment of long-range corrected functionals for the prediction of non-linear optical properties of organic materials

AJ Garza, GE Scuseria, SB Khan, AM Asiri - Chemical Physics Letters, 2013 - Elsevier
We calculate the hyperpolarizability of the prototypical chromophore p-nitroaniline in gas
phase using different long-range corrected Density Functional Theory (LC-DFT) methods …

Can gap tuning schemes of long-range corrected hybrid functionals improve the description of hyperpolarizabilities?

AJ Garza, OI Osman, AM Asiri… - The Journal of Physical …, 2015 - ACS Publications
Long-range corrected hybrid density functionals (LC-DFT), with range separation
parameters optimally tuned to obey Koopmans' theorem, are used to calculate the first-order …

Can short-and middle-range hybrids describe the hyperpolarizabilities of long-range charge-transfer compounds?

AJ Garza, NA Wazzan, AM Asiri… - The Journal of Physical …, 2014 - ACS Publications
The hyperpolarizabilities of five prototypical and four recently synthesized long-range
charge-transfer (CT) organic compounds are calculated using short-and middle-range (SR …

A computational study of the nonlinear optical properties of carbazole derivatives: theory refines experiment

AJ Garza, OI Osman, NA Wazzan, SB Khan… - Theoretical Chemistry …, 2014 - Springer
The nonlinear optical (NLO) properties of N-ethyl dicyanocarbazole (1), N-ethyl
cyanoethylacetatecarbazole (2), and N-ethyl dimethylacetatecarbazole (3) are studied with …

[HTML][HTML] The effect of bulky substituents on two π-conjugated mesogenic fluorophores. Their organic polymers and zinc-bridged luminescent networks

R Diana, B Panunzi, S Concilio, F Marrafino, R Shikler… - Polymers, 2019 - mdpi.com
From a dicyano-phenylenevinylene (PV) and an azobenzene (AB) skeleton, two new
symmetrical salen dyes were obtained. Terminal bulky substituents able to reduce …

NLO Response of Photoswitchable Azobenzene‐Based Materials

N Liaros, S Couris, L Maggini, F De Leo… - …, 2013 - Wiley Online Library
The nonlinear optical (NLO) response of three π‐conjugated azobenzene (AB) derivatives
was investigated under picosecond laser excitation by means of the Z‐scan technique to …

[HTML][HTML] Experimental and theoretical insights into a novel lightfast thiophene azo dye

R Diana, L Sessa, S Concilio, S Piotto, L Di Costanzo… - Crystals, 2023 - mdpi.com
Thiophene ring-enhancing electron delocalization imparts unique properties to azoic
chromophore tools. The novel TA-OH dye contains a push–pull π-electron system, including …

Range separated hybrids of pair coupled cluster doubles and density functionals

AJ Garza, IW Bulik, TM Henderson… - Physical Chemistry …, 2015 - pubs.rsc.org
Pair coupled cluster doubles (pCCD) is a size-consistent, size-extensive, low-cost
simplification of CCD that has been shown to be able to describe static correlation without …

Molecular structure, spectroscopic (FT-IR, FT Raman, UV, NMR and THz) investigation and hyperpolarizability studies of 3-(2-Chloro-6-fluorophenyl)-1-(2-thienyl) prop …

R Kumar, A Kumar, V Deval, A Gupta, P Tandon… - Journal of Molecular …, 2017 - Elsevier
In the present work, a combined experimental and theoretical study on ground state
molecular structure, spectroscopic and nonlinear optical properties of the chalcone …