Search Results - "Chemek, M."

Photo-physical effects of the chemical insertion of the dimethyl-amine moiety on the newly synthesized oligophenylene (OMPA) by Chemek, M., Ben Amor, S., Taouali, W., Faulques, E., Bourass, M., Khlaifia, D., Haj Said, A., Alimi, K.

“…•Knoevenagel condensation of OMPA with dimethylformamide dimethyl acetal (DMF-DMA).•The chemical modification induce a high changes on the photophysical…”
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DFT modeling of conjugated copolymers photophysical properties: Towards organic solar cell application by Azazi, A., Mabrouk, A., Chemek, M., Kreher, D., Alimi, K.

“…[Display omitted] •Density functional theory (DFT) study of new PCPDTEBT copolymer.•Thiophene, vinylene and ethynyl π-spacer groups.•Conformational, structural…”
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New bridged oligofuran for optoelectronic applications by Tibaoui, T., Ayachi, S., Chemek, M., Alimi, K.

“…Designed new small band gap of FuCC(CN)2FuS oligomer for organic bulk heterojunction photovoltaic cell (OPC). [Display omitted] •Designed new…”
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Theoretical investigation of oligomer structure and optoelectronic properties for [4-(methoxyphenyl)acetonitrile]n (n=1-5) by Taouali, W., Casida, M. E., Chemek, M., Haj Said, A., Alimi, K.

“…Experimental measurement on oligomeric 4-(methoxyphenyl)acetonitrile (OMPA) synthesized via an electrochemical method indicated that the average chain length…”
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A copolymer of PVK and P3HT and its nanocomposite with single-walled carbon nanotubes by Chemek, M., Khlaifia, D., Massuyeau, F., Duvail, J.L., Faulques, E., Wéry, J., Alimi, K.

“…•A new copolymer PVK-HeT was synthesized by chemical oxidative way.•Excited state dynamics are emphasized through TR-PL measurements.•PVK-HeT exhibits original…”
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Theoretical study of phenylene–thiophene oligomers: Structure–properties relationship by Hlel, A., Mabrouk, A., Chemek, M., Alimi, K.

“…Using Density Functional Theory DFT/B3LYP/6-31G(d) approach, geometrical characteristics, electronic structures, photophysical parameters of some new…”
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Density functional theory studies of new bipolar carbazole–benzothiazole: Electronic and vibrational properties by Bouzayen, N., Zaidi, B., Mabrouk, A., Chemek, M., Alimi, K.

“…The absorption spectra of bicarbazole and molecules after adding benzothiazole moity in one and both sides. A bathochromic shift is well seen traducing a…”
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The effect of conjugation length distribution on the properties of modified PPV by Mbarek, M., Chemek, M., Wery, J., Duvail, J.L., Alimi, K.

“…The aim of this work was to demonstrate the optical properties of a copolymer involving alternating poly(para-phenylene–vinylene) and ether groups derived from…”
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Organic materials based on thiophene and benzothiadiazole for organic solar cells. Computational investigations by Kacimi, R., Chemek, M., Azaid, A., Bennani, M.N., Alimi, K., Bejjit, L., Bouachrine, M.

“…In this paper, wepresent new organics chemical structures of pendant phenyl ester-substituted thiophene and benzothiadiazole based copolymers leading to donor…”
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Synthesis and characterization of novel graft copolymers of Poly(N-vinylcarbazole) and Poly(3-methylthiophene) for optoelectronic applications by Chemek, M., Wéry, J., Bouachrine, M., Paris, M., Lefrant, S., Alimi, K.

“…In this paper, we report the synthesis and characterization of a new material based on Poly(N-vinylcarbazole) (PVK) and Poly(3-methylthiophene) (PMeT), which…”
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Photoluminescence properties of new poly(N-vinylcarbazole)-3-methylthiophene (PVK-3MeT) graft copolymer by Chemek, M., Massuyeau, F., Wéry, J., Hlel, A., Ayachi, S., Faulques, E., Lefrant, S., Alimi, K.

“…Steady‐state and time‐resolved photoluminescence (TRPL) measurements are used in order to investigate the emission properties of new graft copolymer involving…”
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On the photo-physical properties of soluble oligomer from anodic oxidation of chlorine-substituted anisole (OPClAn) by Ayachi, S., Bergaoui, S., Ben Khalifa, I., Haj Said, A., Chemek, M., Massuyeau, F., Wéry, J., Faulques, E., Alimi, K.

“…The DFT//B3LYP/3-21G* electronic structures of neutral and radical cation (RC) of oligomers as well as the PL decay dynamics in chloroform solution and in…”
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Synthesis, experimental and theoretical characterization of a new copolymer bearing pyrrole and anthracene units by Kacimi, R., Chemek, M., Bouchikhi, A., Lgaz, Hassane, Azaid, A., Raftani, M., Naciri Bennani, M., Lee, Han-seung, Alimi, K., Bejjit, L., Bouachrine, M.

“…[Display omitted] •New pyrrole and anthracene-based copolymer is synthesized by oxidative polymerization.•The prepared material exhibits an ordered phase of…”
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Some photophysical properties of new oligomer obtained from anodic oxidation of 4,4′-dimethoxychalcone by Ghomrasni, S., Aribi, I., Chemek, M., Said, A. Haj, Alimi, K.

“…Some photopysical properties of a new oligomer obtained from the anodic oxidation of the 4,4′-dimethoxy-chalcone were investigated using different and…”
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A DFT study of charge-transfer and opto-electronic properties of some new materials involving carbazole units by Hlel, A., Mabrouk, A., Chemek, M., Ben Khalifa, I., Alimi, K.

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DFT and TD-DFT modeling of new carbazole-based oligomers for optoelectronic devices by Mestiri, T., Chemek, M., Rouabeh, J., Alimi, K.

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A theoretical investigation on the properties of the new poly(N-vinylcarbazole)-3-methylthiophene (PVK-3MeT) synthesized graft copolymer by Chemek, Mourad, Ayachi, Sahbi, Hlel, Abdelkader, Wéry, Jany, Lefrant, Serge, Alimi, Kamel

“…In this article, we present quantum chemical calculations, based on density functional theory (DFT), performed to investigate the geometries and the…”
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