Search Results - "Johnson, Grant E."

From Isolated Ions to Multilayer Functional Materials Using Ion Soft Landing by Laskin, Julia, Johnson, Grant E., Warneke, Jonas, Prabhakaran, Venkateshkumar

“…The ability to deposit intact polyatomic ions with well‐defined composition, charge state, and kinetic energy onto surfaces makes preparative mass…”
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Soft- and reactive landing of ions onto surfaces: Concepts and applications by Johnson, Grant E., Gunaratne, Don, Laskin, Julia

“…Soft‐ and reactive landing of mass‐selected ions is gaining attention as a promising approach for the precisely‐controlled preparation of materials on surfaces…”
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In Situ Infrared Spectroelectrochemistry for Understanding Structural Transformations of Precisely Defined Ions at Electrochemical Interfaces by Su, Pei, Prabhakaran, Venkateshkumar, Johnson, Grant E, Laskin, Julia

“…Understanding the intrinsic properties of electroactive species at electrode–electrolyte interfaces (EEIs) is essential to the rational design of…”
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Rational design of efficient electrode–electrolyte interfaces for solid-state energy storage using ion soft landing by Prabhakaran, Venkateshkumar, Mehdi, B. Layla, Ditto, Jeffrey J., Engelhard, Mark H., Wang, Bingbing, Gunaratne, K. Don D., Johnson, David C., Browning, Nigel D., Johnson, Grant E., Laskin, Julia

“…The rational design of improved electrode–electrolyte interfaces (EEI) for energy storage is critically dependent on a molecular-level understanding of ionic…”
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Surface characterization of nanomaterials and nanoparticles: Important needs and challenging opportunities by Baer, Donald R., Engelhard, Mark H., Johnson, Grant E., Laskin, Julia, Lai, Jinfeng, Mueller, Karl, Munusamy, Prabhakaran, Thevuthasan, Suntharampillai, Wang, Hongfei, Washton, Nancy, Elder, Alison, Baisch, Brittany L., Karakoti, Ajay, Kuchibhatla, Satyanarayana V. N. T., Moon, DaeWon

“…This review examines characterization challenges inherently associated with understanding nanomaterials and the roles surface and interface characterization…”
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Self-organizing layers from complex molecular anions by Warneke, Jonas, McBriarty, Martin E., Riechers, Shawn L., China, Swarup, Engelhard, Mark H., Aprà, Edoardo, Young, Robert P., Washton, Nancy M., Jenne, Carsten, Johnson, Grant E., Laskin, Julia

“…The formation of traditional ionic materials occurs principally via joint accumulation of both anions and cations. Herein, we describe a previously unreported…”
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Soft Landing of Complex Molecules on Surfaces by Johnson, Grant E, Hu, Qichi, Laskin, Julia

“…Soft and reactive landing of mass-selected ions onto surfaces has become a topic of substantial interest due to its promising potential for the highly…”
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Preparation of Surface Organometallic Catalysts by Gas-Phase Ligand Stripping and Reactive Landing of Mass-Selected Ions by Johnson, Grant E., Laskin, Julia

“…Organometallic complexes immobilized on surfaces combine the high selectivity of homogeneous catalysts with the ease of separation of catalyst from products…”
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Cluster reactivity experiments: Employing mass spectrometry to investigate the molecular level details of catalytic oxidation reactions by Johnson, Grant E, Tyo, Eric C, Castleman, A.W. Jr

“…Mass spectrometry is the most widely used tool in the study of the properties and reactivity of clusters in the gas phase. In this article, we demonstrate its…”
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Influence of Charge State on Catalytic Oxidation Reactions at Metal Oxide Clusters Containing Radical Oxygen Centers by Johnson, Grant E, Mitrić, Roland, Nössler, Melanie, Tyo, Eric C, Bonačić-Koutecký, Vlasta, Castleman, A. W

“…Evidence obtained by guided-ion-beam mass spectrometry experiments and density functional theory calculations indicates that by adding one oxygen atom with a…”
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In Situ Reactivity and TOF-SIMS Analysis of Surfaces Prepared by Soft and Reactive Landing of Mass-Selected Ions by Johnson, Grant E, Lysonski, Michael, Laskin, Julia

“…An instrument has been designed and constructed that enables in situ reactivity and time-of-flight secondary ion mass spectrometry (TOF-SIMS) analysis of…”
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Stoichiometric Zirconium Oxide Cations as Potential Building Blocks for Cluster Assembled Catalysts by Johnson, Grant E, Mitrić, Roland, Tyo, Eric C, Bonačić-Koutecký, Vlasta, Castleman, A. W

“…Employing guided-ion-beam mass spectrometry, we identified a series of positively charged stoichiometric zirconium oxide clusters that exhibit enhanced…”
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Influence of Charge State on the Mechanism of CO Oxidation on Gold Clusters by Bürgel, Christian, Reilly, Nelly M, Johnson, Grant E, Mitrić, Roland, Kimble, Michele L, Castleman, A. W, Bonačić-Koutecký, Vlasta

“…We present results from our joint experimental and theoretical study of the reactivity of anionic and cationic gold oxide clusters toward CO, focusing on the…”
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Reactivity Trends in the Oxidation of CO by Anionic Transition Metal Oxide Clusters by Reveles, J. Ulises, Johnson, Grant E, Khanna, Shiv N, Castleman, A. W

“…Evidence obtained by experiments in the gas phase and density functional theory calculations indicates that differences in the CO binding energy to the…”
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Mapping Localized Peroxyl Radical Generation on a PEM Fuel Cell Catalyst Using Integrated Scanning Electrochemical Cell Microspectroscopy by Edgecomb, Joseph, Xie, Xiaohong, Shao, Yuyan, El-Khoury, Patrick Z., Johnson, Grant E., Prabhakaran, Venkateshkumar

“…Understanding molecular-level transformations resulting from electrochemical reactions is important in designing efficient and reliable energy technologies. In…”
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Graphene Oxide as a Pb(II) Separation Medium: Has Part of the Story Been Overlooked? by Nguyen, Manh-Thuong, Zhang, Jun, Prabhakaran, Venkateshkumar, Tan, Shuai, Baxter, Eric T, Shutthanandan, Vaithiyalingam, Johnson, Grant E, Rousseau, Roger, Glezakou, Vassiliki-Alexandra

“…A key problem associated with the design of graphene oxide (GO) materials and their tuning for nanoscale separations is how specific functional groups…”
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Generation of Oxygen Radical Centers in Binary Neutral Metal Oxide Clusters for Catalytic Oxidation Reactions by Nößler, Melanie, Mitrić, Roland, Bonačić-Koutecký, Vlasta, Johnson, Grant E, Tyo, Eric C, Castleman, A. Welford Jr

“…One more, one less: Radical centers are generated in binary neutral zirconium oxide clusters by replacing one Zr atom in single‐metal cationic and anionic…”
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Redox chemistry in thin layers of organometallic complexes prepared using ion soft landing by Peng, Wen-Ping, Johnson, Grant E, Fortmeyer, Ivy C, Wang, Peng, Hadjar, Omar, Cooks, R Graham, Laskin, Julia

“…Soft landing (SL) of mass-selected ions is used to transfer catalytically-active metal complexes complete with organic ligands from the gas phase onto an inert…”
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Soft Landing of Complex Ions for Studies in Catalysis and Energy Storage by Laskin, Julia, Johnson, Grant E, Prabhakaran, Venkateshkumar

“…Immobilization of complex molecules and clusters on supports plays an important role in a variety of disciplines including materials science, catalysis, and…”
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Controlling the Activity and Stability of Electrochemical Interfaces Using Atom-by-Atom Metal Substitution of Redox Species by Prabhakaran, Venkateshkumar, Lang, Zhongling, Clotet, Anna, Poblet, Josep M, Johnson, Grant E, Laskin, Julia

“…Understanding the molecular-level properties of electrochemically active ions at operating electrode–electrolyte interfaces (EEI) is key to the rational…”
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