Výsledky vyhledávání - "O. A. El Seoud"

Akademický článek

Design Principles and Applications of Ionic Liquids for Transdermal Drug Delivery.

Autor: Gao, Sai^1,2 (AUTHOR), Cheng, Xueqing^1,2 (AUTHOR), Zhang, Ming³ (AUTHOR) zhangming1@pkuih.edu.cn, Dai, Qiong^1,2 (AUTHOR) daiqiong@mail.buct.edu.cn, Liu, Chaoyong^1,2 (AUTHOR) chaoyongliu@mail.buct.edu.cn, Lu, Yunfeng¹ (AUTHOR)

Publikováno v: Advanced Science. 11/20/2024, Vol. 11 Issue 43, p1-17. 17p.

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Catalytic Activity of Lipase Immobilized onto Ultrathin Films of Cellulose Esters

Autor: Denise Freitas Siqueira Petri, Yoshio Kawano, O. A. El Seoud, Priscila M. Kosaka

Publikováno v: Langmuir. 23:12167-12173

Ultrathin (approximately 2.0 nm) films of cellulose acetate (CA), cellulose acetate propionate (CAP), and cellulose acetate butyrate (CAB) supported on Si wafers have been prepared by adsorption and characterized by means of ellipsometry, atomic forc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4b678f22012fa203c78e6be85a65ed8a
https://doi.org/10.1021/la701913q

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Simple, expedient methods for the determination of water and electrolyte contents of cellulose solvent systems

Autor: Thomas Heinze, O. A. El Seoud, Sarah Köhler, Martin H. G. Prechtl, Ludmila C. Fidale

Publikováno v: Cellulose. 13:581-592

The concentrations of water, W, and electrolytes present in solutions of LiCl in N,N-dimethylacetamide, LiCl/DMAc, and of tetrabutylammonium fluoride. x-hydrate in DMSO, TBAF.xW/DMSO can be accurately and expediently determined by three independent m

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::be4112e32b3386e3b1205c509da9b687
https://doi.org/10.1007/s10570-005-9036-x

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Akademický článek

Unveiling Eco-Friendly Reverse Micelle Systems: Dimethyl Carbonate as a Novel Biocompatible Solvent.

Autor: González Herrera A; Instituto para el desarrollo agroindustrial y de la salud (IDAS), (CONICET - UNRC), Departamento de Química, Universidad Nacional de Río Cuarto, Agencia Postal # 3. C.P, X5804BYA, Río Cuarto, Argentina., Mariano Correa N; Instituto para el desarrollo agroindustrial y de la salud (IDAS), (CONICET - UNRC), Departamento de Química, Universidad Nacional de Río Cuarto, Agencia Postal # 3. C.P, X5804BYA, Río Cuarto, Argentina., Dario Falcone R; Instituto para el desarrollo agroindustrial y de la salud (IDAS), (CONICET - UNRC), Departamento de Química, Universidad Nacional de Río Cuarto, Agencia Postal # 3. C.P, X5804BYA, Río Cuarto, Argentina., Moyano F; Instituto para el desarrollo agroindustrial y de la salud (IDAS), (CONICET - UNRC), Departamento de Química, Universidad Nacional de Río Cuarto, Agencia Postal # 3. C.P, X5804BYA, Río Cuarto, Argentina.

Publikováno v: Chemphyschem : a European journal of chemical physics and physical chemistry [Chemphyschem] 2024 Dec 02; Vol. 25 (23), pp. e202400617. Date of Electronic Publication: 2024 Nov 20.

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Fourier transform-IR and 1 H NMR studies on the structure of water solubilized by reverse aggregates of calcium bis(2-ethylhexyl) sulfosuccinate in organic solvents

Autor: O. A. El Seoud, Luzia P. Novaki, Paulo Augusto Rodrigues Pires

Publikováno v: Colloid & Polymer Science. 278:143-149

The structure of water solubilized by reverse aggregates of calcium bis(2-ethylhexyl) sulfosuccinate in deuterobenzene and toluene has been probed by Fourier transform-IR and 1 H NMR spectroscopies. The ν OD band of solubilized HOD (4% D 2 O in H 2

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f64f06cc922473b6dd0f85a6a2acc3ce
https://doi.org/10.1007/s003960050024

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A proton NMR study on aggregation of cationic surfactants in water: effects of the structure of the headgroup

Autor: O. A. El Seoud, Tom K. Halstead, Laura Tiemi Okano

Publikováno v: Colloid & Polymer Science. 275:138-145

1HNMR chemical shifts of solutions of the following cationic surfactants in D2O were determined as a function of their concentrations: cetyltrimethylammonium chloride, CTAC1, a 1:1 molar mixture of CTAC1 and toluene, cetylpyridinium chloride, CPyCl,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9b9fd622cfddd70aeef7e66da1b02063
https://doi.org/10.1007/s003960050063

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Effects of the structure of anionic polyelectrolytes on surface potentials of their aggregates in water

Autor: I. A. Pastre, O. A. El Seoud, Miguel G. Neumann, Ana M. Chinelatto

Publikováno v: Colloid and Polymer Science. 274:475-481

The surface potential, ψ in mV, was determined for the following polyelectrolytes and co-polyelectrolytes in aqueous solution: sodium poly(styrene sulfonate); sodium poly(vinyl sulfonate); poly(vinyl alcohol-co-55% sodium vinyl sulfate); poly(methyl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::42dec2fae4e00bfdfa0f0c1b5e683d7e
https://doi.org/10.1007/bf00652471

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Preparation of Dissolving Pulp from Sugar Cane Bagasse, and its Acetylation Under Homogeneous Solution Condition

Autor: A. M. A. Nada, O. A. El Seoud, A. A. Ibrahim, U. Hagemann

Publikováno v: hfsg. 50:221-225

Optimized conditions for preparation of dissolving pulp from sugar cane bagasse are : sulfuric acid prehydrolysis for 90 minutes at 120°C, followed by sodium hydroxide pulping for 120 minutes at 165°C, in the presence of 0,05% anthraquinone catalys

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8ab4c471fd47ebee9d41ec6d255a1696
https://doi.org/10.1515/hfsg.1996.50.3.221

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