Search Results - "BERHAULT, Gilles"

Unsupported transition metal sulfide catalysts: 100 years of science and application by Chianelli, Russell R., Berhault, Gilles, Torres, Brenda

“…For more than 100 years the transition metal sulfides (TMS) have been mainstays of hydro-processing fuels and upgrading bitumen and coal. Every refinery in the…”
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Addition of Cerium to Alumina-Supported NiMo Catalysts for Dibenzothiophene Hydrodesulfurization Application by Guevara-Lara, Alfredo, López-Benítez, Acela, Berhault, Gilles, Melo-Banda, José Aarón, Silva-Rodrigo, Rebeca

“…In the present study, the influence of adding cerium oxide to NiMo/Al 2 O 3 hydrodesulfurization (HDS) catalysts was herein analyzed through the impregnation…”
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Factors Governing the Catalytic Reactivity of Metallic Nanoparticles by Uzio, Denis, Berhault, Gilles

“…Some recent advances in catalysis by metals are reviewed illustrating the versatility of supported nanoparticles and their high potential to be major…”
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Sonochemical synthesis and characterization of Pt/CNT, Pt/TiO2, and Pt/CNT/TiO2 electrocatalysts for methanol electro-oxidation by Bedolla-Valdez, Z.I., Verde-Gómez, Y., Valenzuela-Muñiz, A.M., Gochi-Ponce, Y., Oropeza-Guzmán, M.T., Berhault, Gilles, Alonso-Núñez, G.

“…•Pt/CNT/TiO2 electrocatalyst was successfully prepared by the sonochemical method.•The electrocatalyst Pt/CNT/TiO2 was synthesized without heat treatments,…”
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Seed-Mediated Synthesis of Pd Nanocrystals:  Factors Influencing a Kinetic- or Thermodynamic-Controlled Growth Regime by Berhault, Gilles, Bausach, Marta, Bisson, Laure, Becerra, Loïc, Thomazeau, Cécile, Uzio, Denis

“…Palladium nanoparticles with defined morphologies were synthesized using a seed-mediated approach in the presence of cetyltrimethylammonium bromide (CTAB)…”
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Design of La–C60/TiO2 Nanocomposites: Study of the Effect of Lanthanum and Fullerenol Addition Order onto TiO2. Application for the Photocatalytic Degradation of Formic Acid by Meksi, Manel, Hamandi, Marwa, Berhault, Gilles, Guillard, Chantal, Kochkar, Hafedh

“…La–C60/TiO2 nanocomposites were successfully obtained by dry impregnation method. The effect of La and polyhydroxylated fullerenol C60(OH)n addition order onto…”
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Catalytic Properties of Single Layers of Transition Metal Sulfide Catalytic Materials by Chianelli, Russell R., Siadati, Mohammad H., De la Rosa, Myriam Perez, Berhault, Gilles, Wilcoxon, Jess P., Bearden, Roby, Abrams, Billie L.

“…Single layer transition metal sulfides (SLTMS) such as MoS 2 , WS 2 , and ReS 2 , play an important role in catalytic processes such as the hydrofining of…”
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Preparation of nanostructured Pd particles using a seeding synthesis approach—Application to the selective hydrogenation of buta-1,3-diene by Berhault, Gilles, Bisson, Laure, Thomazeau, Cécile, Verdon, Catherine, Uzio, Denis

“…Well-defined nanostructured Pd particles were successfully synthesized in aqueous solution using a seeding-mediated approach. Four well-defined nanoobjects…”
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Two‐dimensional photonic metasurfaces for slow light‐controlled photocatalysis by Capitolis, Jérôme, Hamandi, Marwa, Hochedel, Marion, El‐Jallal, Said, Drouard, Emmanuel, Chevalier, Céline, Leclercq, Jean‐Louis, Penuelas, José, Dursap, Thomas, Brottet, Solène, Devif, Brice, Nguyen, Hai Son, Berhault, Gilles, Chovelon, Jean‐Marc, Ferronato, Corinne, Guillard, Chantal, Puzenat, Eric, Crespo‐Monteiro, Nicolas, Reynaud, Stephanie, Jourlin, Yves, Bugnet, Matthieu, Seassal, Christian

“…Photocatalysis using semiconductor materials like titania (TiO2) is a key method for environmental purification or solar fuel generation. Nanostructures that…”
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One-pot deposition of palladium on hybrid TiO2 nanoparticles and catalytic applications in hydrogenation by Mehri, Afef, Kochkar, Hafedh, Daniele, Stéphane, Mendez, Violaine, Ghorbel, Abdelhamid, Berhault, Gilles

“…[Display omitted] ► Pd deposition was performed by mixing Pd precursors with citrate-functionalized TiO2. ► Strong interaction of citrate with Pd led to well…”
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Internet, nouvelles technologies et développement durable… la vie Green et connectée by Berhault, Gilles

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Preparation and catalytic activity of nanostructured Pd catalysts supported on hydrogenotitanate nanotubes by Jabou, Khaled, Kochkar, Hafedh, Berhault, Gilles, Ghorbel, Abdelhamid

“…Nanostructured palladium particles (nanorods, icosahedra, cubes) were synthesized in aqueous solution using a seeding-mediated approach with a…”
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Surfactant-Assisted Synthesis of Highly Dispersed Molybdenum Sulfide by Afanasiev, Pavel, Xia, Guo-Fu, Berhault, Gilles, Jouguet, Bernadette, Lacroix, Michel

“…A simple preparation method of high surface area MoS2 using reactions in aqueous solution in the presence of an organic surfactant has been reported…”
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Activation of alumina-supported hydrotreating catalysts by organosulfides or H2S : Effect of the H2S partial pressure used during the activation process by TEXIER, Samuel, BERHAULT, Gilles, PEROT, Guy, DIEHL, Fabrice

“…The influence on the hydrodesulfurization (HDS) of dibenzothiophene (DBT) of different activation procedures using H2S or dimethyldisulfide (DMDS) has been…”
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The Role of Structural Carbon in Transition Metal Sulfides Hydrotreating Catalysts by Berhault, Gilles, Mehta, Apurva, Pavel, Alexandru C, Yang, Jianzhong, Rendon, Luis, Yácaman, Miguel José, Araiza, Leonel Cota, Moller, Alberto Duarte, Chianelli, Russell R

“…The necessity of improving the hydrotreating sulfide catalysts' efficiency in deep hydrodesulfurization (HDS) is urgent due to new environmental regulations…”
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Effect of support on the acidity of NiMo/Al2O3-MgO and NiMo/TiO2-Al2O3 catalysts and on the resulting competitive hydrodesulfurization/hydrodenitrogenation reactions by Vázquez-Garrido, Isaí, López-Benítez, Acela, Berhault, Gilles, Guevara-Lara, Alfredo

“…[Display omitted] •Mg and TiO2 effects on calcination and activation process of NiMo/Al2O3–MgO and NiMo/TiO2-Al2O3 catalysts were analyzed.•Support effects on…”
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High photocatalytic activity of aerogel tetragonal and monoclinic ZrO2 samples by Sakfali, Jamila, Ben Chaabene, Semy, Akkari, Rym, Dappozze, Frédéric, Berhault, Gilles, Guillard, Chantal, Saïd Zina, Mongia

“…[Display omitted] •Supercritical conditions have been used for preparation of aerogel ZrO2 nanoparticles.•High photocatalytic activity is achieved at low and…”
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Ferroelectric-assisted enhancement of the photocatalytic activity of g-C3N4/TiO2 nanotubes heterojunctions through the addition of strontium by Nasser Alsubaie, Modi, Saad Alabbad, Sanaa, Alrashidi, Wadha, Abdullah Alomair, Nuhad, Kochkar, Hafedh, Berhault, Gilles, Jomni, Fathi, Ercan, Ismail

“…[Display omitted] The effect of adding strontium to nanocomposites formed of g-C3N4/TiO2 nanotubes (TiNT) (g-C3N4: 4.0 wt%) on the photocatalytic activity was…”
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Phenol photocatalytic degradation over anisotropic TiO2 nanomaterials: Kinetic study, adsorption isotherms and formal mechanisms by Turki, Asma, Guillard, Chantal, Dappozze, Frédéric, Ksibi, Zouhaier, Berhault, Gilles, Kochkar, Hafedh

“…•TiO2 nanomaterials have been evaluated in the photodegradation of phenol.•The phenol adsorption kinetics fitted well with Ho and Mckav model.•The…”
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The role of lanthanum in the enhancement of photocatalytic properties of TiO2 nanomaterials obtained by calcination of hydrogenotitanate nanotubes by Meksi, Manel, Turki, Asma, Kochkar, Hafedh, Bousselmi, Latifa, Guillard, Chantal, Berhault, Gilles

“…[Display omitted] •Effect of lanthanum on thermal stability of TiO2 nanostructured materials.•Lanthanum inhibits crystallites growth of the anatase…”
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