Nonlinear optical and optical limiting properties of phthalocyanines in solution and thin films of PMMA at 633 nm studied using a cw laser

SJ Mathews, SC Kumar, L Giribabu, SV Rao - Materials Letters, 2007 - Elsevier
We present our results on nonlinear optical (NLO) and optical limiting properties of Tetra tert-
butyl phthalocyanine and Zinc tetra tert-butyl phthalocyanine studied at 633 nm using a …

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) …

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 …

Large third-order optical nonlinearity and optical limiting in symmetric and unsymmetrical phthalocyanines studied using Z-scan

SJ Mathews, SC Kumar, L Giribabu, SV Rao - Optics Communications, 2007 - Elsevier
The third-order nonlinear optical and optical limiting properties of 2, 3, 9, 10, 16, 17, 23, 24-
octakis-(heptyloxy)-phthalocyanine, 2, 3, 9, 10, 16, 17, 23, 24-octakis-(heptyloxy) …

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 …

Study of nonlinear optical properties and optical limiting of acid green 5 in solution and solid film

QMA Hassan - Optics & Laser Technology, 2018 - Elsevier
Experimental investigation of the nonlinear optical properties of aqueous solution of acid
green 5 and acid green 5 doped polyvinyl alcohol film, by Z-scan technique using …

Synthesis and optical nonlinear properties performance of azonaphthol dye

AM Jassem, QMA Hassan, CA Emshary… - Physica …, 2020 - iopscience.iop.org
Abstract Azonapthol dye viz.,(E)-4-(phenyldiazenyl) naphthalen-1-ol (C 16 H 11 N 3 O 3) is
synthesized via diazotization of p-nitro aniline and subsequent coupling with α-naphthol. 1H …

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 …