Search Results - "Brian F. G. Johnson"

Crystal Structure and Growth Mechanism of Unusually Long Fullerene (C60) Nanowires by Geng, Junfeng, Zhou, Wuzong, Skelton, Paul, Yue, Wenbo, Kinloch, Ian A, Windle, Alan H, Johnson, Brian F. G

“…Exceptionally long C60 nanowires, with a length to width aspect ratio as large as 3000, are grown from a 1,2,4-trimethylbenzene solution of C60. They have been…”
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High-Performance Nanocatalysts for Single-Step Hydrogenations by Thomas, John Meurig, Johnson, Brian F. G, Raja, Robert, Sankar, Gopinathan, Midgley, Paul A

“…Bimetallic nanoparticles (Ru6Pd6, Ru6Sn, Ru10Pt2, Ru5Pt, Ru12Cu4, and Ru12Ag4) anchored within silica nanopores exhibit high activities and frequently high…”
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Selective oxidation with dioxygen by gold nanoparticle catalysts derived from 55-atom clusters by Turner, Mark, Golovko, Vladimir B, Vaughan, Owain P. H, Berenguer-Murcia, Angel, Lambert, Richard M, Tikhov, Mintcho S, Johnson, Brian F. G, Abdulkin, Pavel

“…Supported gold nanoparticles have excited much interest owing to their unusual and somewhat unexpected catalytic properties, but the origin of the catalytic…”
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Nanoparticulate copper--routes towards oxidative stability by Engels, Volker, Benaskar, Faysal, Jefferson, David A, Johnson, Brian F G, Wheatley, Andrew E H

“…A modified polyol-based reduction method in ethylene glycol that incorporates poly(N-vinylpyrrolidone) (PVP, M(av) = 10,000; 40,000; 55,000) as polymeric…”
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Ordering of Ruthenium Cluster Carbonyls in Mesoporous Silica by Zhou, Wuzong, Thomas, John Meurig, Shephard, Douglas S., Brian F. G. Johnson, Ozkaya, Don, Maschmeyer, Thomas, Bell, Robert G., Ge, Qingfeng

“…The anionic ruthenium cluster carbonylates [Ru$_6$C(CO)$_{16}$]$^{2-}$ or [H$_2$Ru$_{10}$(CO)$_{25}$]$^{2-}$ interspersed with bis(triphenylphosphino)iminium…”
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Constraining Asymmetric Organometallic Catalysts within Mesoporous Supports Boosts Their Enantioselectivity by Raja, Robert, Thomas, John Meurig, Jones, Matthew D, Johnson, Brian F. G, Vaughan, David E. W

“…By constraining tethered asymmetric organometallic catalysts within the nanopores of silica supports so as to increase the interaction between the pore wall…”
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Enhancing the Enantioselectivity of Novel Homogeneous Organometallic Hydrogenation Catalysts by Jones, Matthew D, Raja, Robert, Thomas, John Meurig, Johnson, Brian F.G, Lewis, Dewi W, Rouzaud, Jacques, Harris, Kenneth D.M

“…By designing well‐defined, single‐site asymmetric organometallic complexes anchored to a concave siliceous support (see picture) high ee values may be obtained…”
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Highly efficient catalysts for the hydrogenation of nitro-substituted aromatics by Raja, Robert, Golovko, Vladimir B, Thomas, John M, Berenguer-Murcia, Angel, Zhou, Wuzong, Xie, Songhai, Johnson, Brian F G

“…Nanoparticles of Co and NiPd, derived from colloidal precursors and supported on commercially available non-ordered mesoporous silica, are highly effective,…”
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Direct conversion of iron stearate into magnetic Fe and Fe3C nanocrystals encapsulated in polyhedral graphite cages by Geng, Junfeng, Jefferson, David A, Johnson, Brian F G

“…We report a direct salt-conversion approach for large-scale synthesis of carbon-encapsulated magnetic Fe and Fe3C nanoparticles…”
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Uncovering a Solvent-Controlled Preferential Growth of Buckminsterfullerene (C60) Nanowires by Geng, Junfeng, Solov’yov, Ilia A, Zhou, Wuzong, Solov’yov, Andrey V, Johnson, Brian F. G

“…The fullerene (C60) nanowires, which possess a highly unusual morphology featured by a prismlike central core and three nanobelt-like wings joined along the…”
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Ethanol steam reforming over supported ruthenium and ruthenium–platinum catalysts: Comparison of organometallic clusters and inorganic salts as catalyst precursors by Koh, Alaric C.W., Chen, Luwei, Leong, Weng Kee, Ang, Thiam Peng, Johnson, Brian F.G., Khimyak, Tetyana, Lin, Jianyi

“…Alumina-supported Ru and Ru–Pt catalysts, derived from either organometallic clusters ([HRu 3(CO) 11] −, Ru 3(CO) 12 and [Ru 5PtC(CO) 15] 2−) or inorganic…”
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Site-Directed Surface Derivatization of MCM-41: Use of High-Resolution Transmission Electron Microscopy and Molecular Recognition for Determining the Position of Functionality within Mesoporous Materials by Shephard, Douglas S., Zhou, Wuzong, Maschmeyer, Thomas, Matters, Justin M., Roper, Caroline L., Parsons, Simon, Johnson, Brian F. G., Duer, Melinda J.

“…The “staining” cluster–crown compound [Ru6C(CO)14(η6‐C6H4C10H20O6)] verifies that the internal walls of mesoporous silica MCM‐41 may be selectively…”
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High-Resolution Scanning Transmission Electron Tomography and Elemental Analysis of Zeptogram Quantities of Heterogeneous Catalyst by Midgley, Paul A, Thomas, John Meurig, Laffont, Lydia, Weyland, Matthew, Raja, Robert, Johnson, Brian F. G, Khimyak, Tanya

“…The ability to visualize the three-dimensional structure of an object is of central importance in many branches of science and engineering. Recording an…”
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On the fluxional behaviour of the cluster [Ir4(CO)11PEt3] by Johnson, Brian F.G.

“…[Display omitted] •The LPM offers a mechanism for the fluxionality of CO clusters.•[Ir4(CO)11PEt3] in the solid exists in two isomeric forms.•The fluxional…”
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Production of Carbon Nanofibers in High Yields Using a Sodium Chloride Support by Geng, Junfeng, Kinloch, Ian A, Singh, Charanjeet, Golovko, Vladimir B, Johnson, Brian F. G, Shaffer, Milo S. P, Li, Yali, Windle, Alan H

“…A new route for the highly convenient scalable production of carbon nanofibers on a sodium chloride support has been developed. Since the support is nontoxic…”
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The Identity in Atomic Structure and Performance of Active Sites in Heterogeneous and Homogeneous, Titanium−Silica Epoxidation Catalysts by Thomas, John Meurig, Sankar, Gopinathan, Klunduk, Marek C, Attfield, Martin P, Maschmeyer, Thomas, Johnson, Brian F. G, Bell, Robert G

“…The nature of the Ti(IV) active site in heterogeneous titano−silica epoxidation catalysts is shown to be same as that of a Ti(IV)-centered site bound to…”
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Single-Step Conversion of Dimethyl Terephthalate into Cyclohexanedimethanol with Ru5PtSn, a Trimetallic Nanoparticle Catalyst by Hungria, Ana B., Raja, Robert, Adams, Richard D., Captain, Burjor, Thomas, John Meurig, Midgley, Paul A., Golovko, Vladimir, Johnson, Brian F. G.

“…Highly active and selective: A supported Ru5PtSn nanoparticle cluster (the picture shows an axial projection of a tomogram), prepared from the carbonyl cluster…”
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Hydrogen or synthesis gas production via the partial oxidation of methane over supported nickel–cobalt catalysts by Koh, Alaric C.W., Chen, Luwei, Kee Leong, Weng, Johnson, Brian F.G., Khimyak, Tetyana, Lin, Jianyi

“…Activity, selectivity, and coking-resistance of a series of Ni x Co y (where x , y are the respective metal loadings of 0, 1, 2 or 3 wt.%; x + y = 3 )…”
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Capillary microreactors wall-coated with mesoporous titania thin film catalyst supports by Rebrov, Evgeny V, Berenguer-Murcia, Angel, Skelton, Helen E, Johnson, Brian F G, Wheatley, Andrew E H, Schouten, Jaap C

“…A new method for catalyst deposition on the inner walls of capillary microreactors is proposed which allows exact control of the coating thickness, pore size…”
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Analysis of Low Oxidation State Transition Metal Clusters by Laser Desorption/Ionization Time-of-Flight Mass Spectrometry by Dyson, Paul J, Hearley, Andrew K, Johnson, Brian F. G, Langridge-Smith, Patrick R. R, McIndoe, J. Scott

“…A variety of homonuclear and heteronuclear transition metal carbonyl clusters have been analyzed by ultraviolet laser desorption/ionization time-of-flight mass…”
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