Search Results - "Simona, Caprarescu"

Synthesis, characterization and efficiency of new organically modified montmorillonite polyethersulfone membranes for removal of zinc ions from wastewasters by Simona, Caprarescu, Raluca, Ianchis, Anita-Laura, Radu, Andrei, Sarbu, Raluca, Somoghi, Bogdan, Trica, Elvira, Alexandrescu, Catalin-Ilie, Spataru, Radu Claudiu, Fierascu, Daniela, Ion-Ebrasu, Silviu, Preda, Leonard-Ionut, Atanase, Dan, Donescu

“…The goal of the present paper was to study the separation efficiency of zinc ions of new synthesized polymer membranes based on polyethersulfone (PES) and…”
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One-Step Microwave-Assisted Hydrothermal Preparation of Zn-ZnO(Nw)-rGO Electrodes for Supercapacitor Applications by Bandas, Cornelia, Nicolaescu, Mircea, Popescu, Mina Ionela, Orha, Corina, Căprărescu, Simona, Lazau, Carmen

“…Zn-ZnO(Nw)-rGO hybrid electrodes for supercapacitor applications were successfully prepared in situ by a one-step microwave-assisted hydrothermal method by…”
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Influence of Thin Film Deposition on AFM Cantilever Tips in Adhesion and Young's Modulus of MEMS Surfaces by Heidari, Pedram, Salehi, Majid, Ruhani, Behrooz, Purcar, Violeta, Căprărescu, Simona

“…Adhesion is a critical factor in microelectromechanical systems (MEMSs) and is influenced by many parameters. In important fields, such as microassembly, an…”
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Study of Polyvinyl Alcohol-SiO2 Nanoparticles Polymeric Membrane in Wastewater Treatment Containing Zinc Ions by Căprărescu, Simona, Modrogan, Cristina, Purcar, Violeta, Dăncilă, Annette Madelene, Orbuleț, Oanamari Daniela

“…The main goal of the present paper was to synthesize the polyvinyl alcohol-SiO2 nanoparticles polymeric membrane by wet-phase inversion method. The efficiency…”
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Preparation and Characterization of Silica Nanoparticles and of Silica-Gentamicin Nanostructured Solution Obtained by Microwave-Assisted Synthesis by Purcar, Violeta, Rădiţoiu, Valentin, Nichita, Cornelia, Bălan, Adriana, Rădiţoiu, Alina, Căprărescu, Simona, Raduly, Florentina Monica, Manea, Raluca, Şomoghi, Raluca, Nicolae, Cristian-Andi, Raut, Iuliana, Jecu, Luiza

“…In this research work, silica nanoparticles and silica-gentamicin nanostructured solution were synthesized by using the microwave-assisted synthesis, in basic…”
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Antireflective coating based on TiO2 nanoparticles modified with coupling agents via acid-catalyzed sol-gel method by Purcar, Violeta, Rădiţoiu, Valentin, Dumitru, Anca, Nicolae, Cristian-Andi, Frone, Adriana Nicoleta, Anastasescu, Mihai, Rădiţoiu, Alina, Raduly, Monica Florentina, Gabor, Raluca Augusta, Căprărescu, Simona

“…TiO2 – based materials were synthesized via acid-catalyzed sol-gel method using tetraethoxysilane (TEOS) and/or methyltriethoxysilane (MTES) - as silane…”
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Mixed Oxide Layered Double Hydroxide Materials: Synthesis, Characterization and Efficient Application for Mn2+ Removal from Synthetic Wastewater by Modrogan, Cristina, Cǎprǎrescu, Simona, Dǎncilǎ, Annette Madelene, Orbuleț, Oanamari Daniela, Vasile, Eugeniu, Purcar, Violeta

“…Magnesium–aluminum (Mg-Al) and magnesium–aluminum–nickel (Mg-Al-Ni) layered double hydroxides (LDHs) were synthesized by the co-precipitation method. The…”
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Modified Composite Based on Magnetite and Polyvinyl Alcohol: Synthesis, Characterization, and Degradation Studies of the Methyl Orange Dye from Synthetic Wastewater by Modrogan, Cristina, Cǎprǎrescu, Simona, Dǎncilǎ, Annette Madelene, Orbuleț, Oanamari Daniela, Grumezescu, Alexandru Mihai, Purcar, Violeta, Radițoiu, Valentin, Fierascu, Radu Claudiu

“…The goal of the present paper was to synthesize, characterize, and evaluate the performance of the modified composite based on magnetite (Fe3O4) and polyvinyl…”
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Biopolymeric Membrane Enriched with Chitosan and Silver for Metallic Ions Removal by Căprărescu, Simona, Zgârian, Roxana Gabriela, Tihan, Graţiela Teodora, Purcar, Violeta, Eftimie Totu, Eugenia, Modrogan, Cristina, Chiriac, Anita-Laura, Nicolae, Cristian Andi

“…The present paper synthesized, characterized, and evaluated the performance of the novel biopolymeric membrane enriched with cellulose acetate and chitosan…”
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Nitrates Removal from Simulated Groundwater Using Nano Zerovalent Iron Supported by Polystyrenic Gel by Orbuleţ, Oanamari Daniela, Dăncilă, Annette Madelene, Căprărescu, Simona, Modrogan, Cristina, Purcar, Violeta

“…The main objectives of this present paper were to indicate the immobilization of nano zerovalent iron (nZVI) onto a polymeric material (Purolite A400) and the…”
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Bilayer coatings based on silica materials and iron (III) phthalocyanine – Sensitized TiO2 photocatalyst by Purcar, Violeta, Rădiţoiu, Valentin, Rădiţoiu, Alina, Raduly, Florentina Monica, Manea, Raluca, Frone, Adriana, Anastasescu, Mihai, Ispas, Georgiana Cornelia, Căprărescu, Simona

“…[Display omitted] •Silica materials was grafted onto the surface of TiO2–Fe(III)Pc nanoparticles.•Thin films contain TiO2–Fe(III)Pc nanoparticles present…”
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Nitrogen Functionalization of CVD Grown Three-Dimensional Graphene Foam for Hydrogen Evolution Reactions in Alkaline Media by Ion-Ebrașu, Daniela, Andrei, Radu Dorin, Enache, Stanică, Căprărescu, Simona, Negrilă, Constantin Cătălin, Jianu, Cătălin, Enache, Adrian, Boerașu, Iulian, Carcadea, Elena, Varlam, Mihai, Vasile, Bogdan Ștefan, Ren, Jianwei

“…Three-dimensional graphene foam (3D-GrFoam) is a highly porous structure and sustained lattice formed by graphene layers with sp and sp hybridized carbon. In…”
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Advanced hybrid membranes for efficient nickel retention from simulated wastewater by Sandu, Teodor, Chiriac, Anita Laura, Tsyntsarski, Boyko, Stoycheva, Ivanka, Căprărescu, Simona, Damian, Celina Maria, Iordache, Tanța Verona, Pătroi, Delia, Marinescu, Virgil, Sârbu, Andrei

“…This paper describes the preparation of a new type of hybrid material suitable to be used for the amendment of wastewaters laden with Ni ions relying on two…”
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Polymer Membranes as Innovative Means of Quality Restoring for Wastewater Bearing Heavy Metals by Sandu, Teodor, Sârbu, Andrei, Căprărescu, Simona, Stoica, Elena-Bianca, Iordache, Tanța-Verona, Chiriac, Anita-Laura

“…The problem that has aroused the interest of this review refers to the harmful effect of heavy metals on water sources due to industrial development. In this…”
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The Effect of Different Coupling Agents on Nano-ZnO Materials Obtained via the Sol-Gel Process by Purcar, Violeta, Şomoghi, Raluca, Niţu, Sabina Georgiana, Nicolae, Cristian-Andi, Alexandrescu, Elvira, Gîfu, Ioana Cătălina, Gabor, Augusta Raluca, Stroescu, Hermine, Ianchiş, Raluca, Căprărescu, Simona, Cinteză, Ludmila Otilia

“…Hybrid nanomaterials based on zinc oxide were synthesized via the sol-gel method, using different silane coupling agents: (3-glycidyloxypropyl)trimethoxysilane…”
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Influence of Perfluorooctanoic Acid on Structural, Morphological, and Optical Properties of Hybrid Silica Coatings on Glass Substrates by Purcar, Violeta, Rădiţoiu, Valentin, Raduly, Florentina Monica, Rădiţoiu, Alina, Căprărescu, Simona, Frone, Adriana Nicoleta, Şomoghi, Raluca, Anastasescu, Mihai, Stroescu, Hermine, Nicolae, Cristian-Andi

“…In recent years, various coatings based on fluorinated materials, used in a commercial application, have been created through many preparation routes. However,…”
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Sol–gel hybrid films based on organosilanes with long alkyl chains by Rădiţoiu, Valentin, Purcar, Violeta, Rădiţoiu, Alina, Raduly, Monica Florentina, Frone, Adriana Nicoleta, Anastasescu, Mihai, Stoica, Mihai, Alexandrescu, Elvira, Şomoghi, Raluca, Manea, Raluca, Ispas, Georgiana Cornelia, Wagner, Luminiţa Eugenia, Căprărescu, Simona

“…In this paper, we report the synthesis of different silica materials via the acid-catalyzed sol–gel process at room temperature (25°C), using silane precursors…”
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Effect of Modified Silica Materials on Polyvinyl Chloride (PVC) Substrates to Obtain Transparent and Hydrophobic Hybrid Coatings by Purcar, Violeta, Rădițoiu, Valentin, Rădițoiu, Alina, Raduly, Florentina Monica, Ispas, Georgiana Cornelia, Căprărescu, Simona, Frone, Adriana Nicoleta, Trică, Bogdan, Nicolae, Cristian-Andi, Anastasescu, Mihai, Stroescu, Hermine

“…In this research, we report a simple and inexpensive way to prepare transparent and hydrophobic hybrid coatings through deposition of different silica…”
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Graphene modified fluorinated cation-exchange membranes for proton exchange membrane water electrolysis by Ion-Ebrasu, Daniela, Pollet, Bruno G., Spinu-Zaulet, Adnana, Soare, Amalia, Carcadea, Elena, Varlam, Mihai, Caprarescu, Simona

“…One of major current technical challenges in proton exchange membrane water electrolysis (PEMWE) is the limited proton conductivity. Nowadays, graphene is…”
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Graphene inclusion effect on anion-exchange membranes properties for alkaline water electrolyzers by Ion-Ebrasu, Daniela, Pollet, Bruno G., Caprarescu, Simona, Chitu, Alin, Trusca, Roxana, Niculescu, Violeta, Gabor, Raluca, Carcadea, Elena, Varlam, Mihai, Vasile, Bogdan Stefan

“…The main issues facing the development of Anion Exchange Membranes (AEM) are the low hydroxide ion (OH−) conductivity compared to protons (H+), and the thermal…”
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