Search Results - "JACOBS, Gary"

Production of Hydrogen from Ethanol: Review of Reaction Mechanism and Catalyst Deactivation by Mattos, Lisiane V, Jacobs, Gary, Davis, Burtron H, Noronha, Fábio B

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Increased CO2 hydrogenation to liquid products using promoted iron catalysts by Shafer, Wilson D., Jacobs, Gary, Graham, Uschi M., Hamdeh, Hussein H., Davis, Burtron H.

“…Note: These runs were under the same conditions (i.e. temperature, pressure SV etc.), sampled with the same time-on-stream and utilized the same amount of…”
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Fischer–Tropsch synthesis: Activity of metallic phases of cobalt supported on silica by Gnanamani, Muthu Kumaran, Jacobs, Gary, Shafer, Wilson D., Davis, Burtron H.

“…•Co-hcp and Co-fcc metallic phases were tested for FTS.•Higher dispersion of cobalt for Co-hcp compared to Co-fcc catalyst.•Co-hcp shows higher CO conversion…”
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Role of Keto Intermediates in the Hydrodeoxygenation of Phenol over Pd on Oxophilic Supports by de Souza, Priscilla M, Rabelo-Neto, Raimundo C, Borges, Luiz E. P, Jacobs, Gary, Davis, Burtron H, Sooknoi, Tawan, Resasco, Daniel E, Noronha, Fabio B

“…The performance of Pd catalysts supported on SiO2, Al2O3 and ZrO2 for the hydrodeoxygenation (HDO) of phenol has been compared in the gas phase, at 300 °C and…”
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Isotope effect in formaldehyde steam reforming on Pt/m-ZrO2: Insight into chemical promotion by alkalis by Martinelli, Michela, Marcelle, Jonas, Cronauer, Donald C., Kropf, A. Jeremy, Jacobs, Gary

“…Infrared spectroscopy, temperature programmed reaction mass spectrometry (TP-reaction/MS), and catalyst testing were used to investigate alkali promotion of…”
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Effect of Zirconia Morphology on Hydrodeoxygenation of Phenol over Pd/ZrO2 by de Souza, Priscilla M, Rabelo-Neto, Raimundo C, Borges, Luiz E. P, Jacobs, Gary, Davis, Burtron H, Graham, Uschi M, Resasco, Daniel E, Noronha, Fabio B

“…This work studies the effect of zirconia structure on the performance of Pd/ZrO2 catalysts for hydrodeoxygenation of phenol at 300 °C and 1 atm using a fixed…”
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Fischer–Tropsch: Product Selectivity–The Fingerprint of Synthetic Fuels by Wilson D. Shafer, Muthu Kumaran Gnanamani, Uschi M. Graham, Jia Yang, Cornelius M. Masuku, Gary Jacobs, Burtron H. Davis

“…The bulk of the products that were synthesized from Fischer-Tropsch synthesis (FTS) is a wide range (C1-C70+) of hydrocarbons, primarily straight-chained…”
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Fischer–Tropsch synthesis: Temperature programmed EXAFS/XANES investigation of the influence of support type, cobalt loading, and noble metal promoter addition to the reduction behavior of cobalt oxide particles by Jacobs, Gary, Ji, Yaying, Davis, Burtron H., Cronauer, Donald, Kropf, A. Jeremy, Marshall, Christopher L.

“…TPR-XANES/EXAFS carried out using a novel multi-sample holder provided key information for verifying the nature of the chemical transformations occurring…”
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Fischer–Tropsch synthesis: Effect of Pd, Pt, Re, and Ru noble metal promoters on the activity and selectivity of a 25%Co/Al2O3 catalyst by Ma, Wenping, Jacobs, Gary, Keogh, Robert A., Bukur, Dragomir B., Davis, Burtron H.

“… [Display omitted] ► Effect of Pd, Pt, Re, and Ru on the performance of 25% Co/Al2O3 was studied. ► Catalysts performance was examined in a 1-L continuously…”
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Kinetic Model of Fischer–Tropsch Synthesis in a Slurry Reactor on Co–Re/Al2O3 Catalyst by Todic, Branislav, Bhatelia, Tejas, Froment, Gilbert F, Ma, Wenping, Jacobs, Gary, Davis, Burtron H, Bukur, Dragomir B

“…A kinetic model for Fischer–Tropsch synthesis is derived using a Langmuir–Hinshelwood–Hougen–Watson approach. Experiments were conducted over 25% Co/0.48%…”
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Fischer-Tropsch synthesis: Effect of pretreatment conditions of cobalt on activity and selectivity for hydrogenation of carbon dioxide by Gnanamani, Muthu Kumaran, Jacobs, Gary, Keogh, Robert A., Shafer, Wilson D., Sparks, Dennis E., Hopps, Shelley D., Thomas, Gerald A., Davis, Burtron H.

“…•Carbon dioxide hydrogenation was studied using undoped and Na-doped Co/SiO2.•The effects of different pretreatments (e.g., H2, syngas, or CO) were…”
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Evaluation of the performance of Ni/La2O3 catalyst prepared from LaNiO3 perovskite-type oxides for the production of hydrogen through steam reforming and oxidative steam reforming of ethanol by de Lima, Sania M., da Silva, Adriana M., da Costa, Lídia O.O., Assaf, José M., Jacobs, Gary, Davis, Burtron H., Mattos, Lisiane V., Noronha, Fábio B.

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Steam reforming, partial oxidation, and oxidative steam reforming of ethanol over Pt/CeZrO2 catalyst by DE LIMA, Sania M, DA CRUZ, Ivna O, JACOBS, Gary, DAVIS, Burtron H, MATTOS, Lisiane V, NORONHA, Fabio B

“…The catalytic performance of a Pt/CeZrO2 catalyst was tested for ethanol decomposition, steam reforming, partial oxidation, and oxidative steam reforming. At…”
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Fischer−Tropsch Synthesis: An In-Situ TPR-EXAFS/XANES Investigation of the Influence of Group I Alkali Promoters on the Local Atomic and Electronic Structure of Carburized Iron/Silica Catalysts by Ribeiro, Mauro C, Jacobs, Gary, Davis, Burtron H, Cronauer, Donald C, Kropf, A. Jeremy, Marshall, Christopher L

“…The promoting impact of alkali metals (i.e., Li, Na, K, Rb, Cs) on the carburization rate of Fe in Fe/Si catalysts was investigated by X-ray absorption…”
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Fischer–Tropsch Synthesis: Characterization and Reaction Testing of Cobalt Carbide by Mohandas, Janet Chakkamadathil, Gnanamani, Muthu Kumaran, Jacobs, Gary, Ma, Wenping, Ji, Yaying, Khalid, Syed, Davis, Burtron H

“…Hydrogenation of carbon monoxide was investigated for cobalt carbide synthesized from Co3O4 by CO carburization in a fixed-bed reactor. The cobalt carbide…”
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Study of catalyst deactivation and reaction mechanism of steam reforming, partial oxidation, and oxidative steam reforming of ethanol over Co/CeO2 catalyst by DE LIMA, Sania M, DA SILVA, Adriana M, DA COSTA, Lidia O. O, GRAHAM, Uschi M, JACOBS, Gary, DAVIS, Burtron H, MATTOS, Lisiane V, NORONHA, Fábio B

“…A reaction mechanism was proposed based on in situ DRIFTS and ethanol TPD. Reaction type, feed ratio, and temperature influence amounts and types of carbon…”
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Influence of carbide formation on oxygenates selectivity during Fischer-Tropsch synthesis over Ce-containing Co catalysts by Gnanamani, Muthu Kumaran, Jacobs, Gary, Graham, Uschi M., Ribeiro, Mauro C., Noronha, Fabio B., Shafer, Wilson D., Davis, Burtron H.

“…•Ce0.75Si0.25O2 or Ce0.65Mn0.1Si0.25O2 were used as supports for Co FT synthesis.•Cobalt carbide was formed under the FT synthesis conditions selected.•Cobalt…”
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From Dose to Response: In Vivo Nanoparticle Processing and Potential Toxicity by Graham, Uschi M, Jacobs, Gary, Yokel, Robert A, Davis, Burtron H, Dozier, Alan K, Birch, M Eileen, Tseng, Michael T, Oberdörster, Günter, Elder, Alison, DeLouise, Lisa

“…Adverse human health impacts due to occupational and environmental exposures to manufactured nanoparticles are of concern and pose a potential threat to the…”
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Low Temperature Water-Gas Shift: Enhancing Stability through Optimizing Rb Loading on Pt/ZrO2 by Caleb Daniel Watson, Michela Martinelli, Donald Charles Cronauer, A. Jeremy Kropf, Gary Jacobs

“…Recent studies have shown that appropriate levels of alkali promotion can significantly improve the rate of low-temperature water gas shift (LT-WGS) on a range…”
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Steam and CO2 reforming of ethanol over Rh/CeO2 catalyst by da Silva, Adriana M., de Souza, Kátia R., Jacobs, Gary, Graham, Uschi M., Davis, Burtron H., Mattos, Lisiane V., Noronha, Fábio B.

“…[Display omitted] ▶ Rh/CeO2 high surface area catalyst exhibited better stability in SR of ethanol, with no carbon formation. ▶ DRIFTS experiments revealed…”
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