Preparation, DFT and optical nonlinear studies of a novel azo-(β)-diketone dye

QMA Hassan, NA Raheem, CA Emshary… - Optics & laser …, 2022 - Elsevier
New azo compound containing an antipyrine moiety is prepared via interaction of 4-
aminoantipyrine with benzoylacetone. The coupling reaction of diazonium salt with …

Synthesis, structural characterization and optical nonlinear properties of two azo-β-diketones

AM Dhumad, QMA Hassan, T Fahad… - Journal of Molecular …, 2021 - Elsevier
Synthesis, structural characterization and Density Functional Theory (DFT) studies of two
azo-β-diketones,(3-((4-bromophenyl) diazenyl) pentane-2, 4‑dione and 2-((4-bromophenyl) …

Synthesis, characterization and the nonlinear optical properties of newly synthesized 4-((1, 3-dioxo-1-phenylbutan-2-yl) diazenyl) benzenesulfonamide

HA Sultan, AM Dhumad, QMA Hassan, T Fahad… - … Acta Part A: Molecular …, 2021 - Elsevier
The dye of azo compound is prepared by coupling reaction of dizonium salt of sulfanilamide
with benzoylacetone. The product is characterized by FTIR spectroscopy, Mass …

Spectroscopic and thermal nonlinearity study of a Schiff base compound

FA Almashal, MQ Mohammed, QMA Hassan… - Optical Materials, 2020 - Elsevier
Abstract Schiff base compound 2, 4 hydroxy-4-carboxy benzylidene aniline (C 14 H 11 NO
4) was successfully synthesized by condensation reaction of 4-amino benzoic acid and 2, 4 …

The optical nonlinear properties of a new synthesized azo-nitrone compound

DZ Mutlaq, QMA Hassan, HA Sultan, CA Emshary - Optical Materials, 2021 - Elsevier
In this article the preparation of compound heterogeneous azo-nitrone is introduced. Novel
compound resulted via the reaction between azoaldehyde and N-phenylhydroxylamine …

Solvents effect on the optical nonlinear properties of the sudan iv

KA Al-Timimy, QMA Hassan, HA Sultan, CA Emshary - Optik, 2020 - Elsevier
The optical nonlinear properties of three sudan iv solutions in DMSO, DMF and chloroform
solvents are studied under irradiation with low power laser beam work at 473 nm. The …

Determination of the optical constants, nonlinear optical parameters and threshold limiting of methyl red-epoxy resin film

CA Emshary, QMA Hassan, H Bakr… - Physica B: Condensed …, 2021 - Elsevier
A methyl red-epoxy resin film is prepared on a glass substrate. The film linear optical
properties are studied using the experimentally obtained absorbance and transmittance …

Linear and nonlinear optical properties of potassium dichromate in solution and solid polymer film

CA Emshary, IM Ali, QMA Hassan, HA Sultan - Physica B: Condensed …, 2021 - Elsevier
A film with polyvinyl alcohol and aqueous solution of potassium dichromate are prepared
where various linear optical constants and nonlinear properties are determined via the …

The nonlinear optical properties of two dihydropyridones derived from curcumin

BA Saeed, QMA Hassan, CA Emshary… - … Acta Part A: Molecular …, 2020 - Elsevier
Two dihydropyridone compounds are synthesized from curcumin using microwave radiation.
Both compounds were identified by their melting points and 1 HNMR spectra. The nonlinear …

Investigating the nonlinear optical properties of poly eosin-Y phthalate solution under irradiation with low power visible CW laser light

GM Shabeeb, CA Emshary, QMA Hassan… - Physica B: Condensed …, 2020 - Elsevier
In this work, the study of the nonlinear optical properties of poly eosin-Y phthalate solution
using the diffraction ring patterns and the Z-scan methods are presented. The diffraction ring …