Search Results - "Walker, Amy V."

Chemical Bath Deposition of ZnO on Functionalized Self-Assembled Monolayers: Selective Deposition and Control of Deposit Morphology by Shi, Zhiwei, Walker, Amy V

“…We have developed a method by which to selectively and reproducibly deposit ZnO films on functionalized self-assembled monolayers (SAMs) using chemical bath…”
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Why Is SIMS Underused in Chemical and Biological Analysis? Challenges and Opportunities by WALKER, Amy V.

“…Improvements have led to many developments in SIMS, including better 2D MS imaging, the ability to perform molecular depth profiling, and the development of 3D…”
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Electron-induced deposition using Fe(CO)4MA and Fe(CO)5 - effect of MA ligand and process conditions by Boeckers, Hannah, Chaudhary, Atul, Martinović, Petra, Walker, Amy V, McElwee-White, Lisa, Swiderek, Petra

“…The electron-induced decomposition of Fe(CO)4MA (MA = methyl acrylate), which is a potential new precursor for focused electron beam-induced deposition…”
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Building Robust and Reliable Molecular Constructs: Patterning, Metallic Contacts, and Layer-by-Layer Assembly by Walker, Amy V

“…We describe recent progress in our laboratories to build stable complex two- and three-dimensional molecular constructs. We have introduced a simple and robust…”
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Matrix-Enhanced Secondary Ion Mass Spectrometry (ME SIMS) Using Room Temperature Ionic Liquid Matrices by Fitzgerald, Jennifer J. D, Kunnath, Paul, Walker, Amy V

“…Room temperature ionic liquids (ILs) have many applications including as matrices in MALDI. We wished to investigate the efficacy of ILs as matrices in…”
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Ionic Liquid Matrix-Enhanced Secondary Ion Mass Spectrometry: The Role of Proton Transfer by Dertinger, Jennifer J., Walker, Amy V.

“…Room temperature ionic liquids (ILs) are effective matrices in secondary ion mass spectrometry (SIMS) and matrix assisted laser desorption ionization (MALDI)…”
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Synthesis of Nickel Nanowires via Electroless Nanowire Deposition on Micropatterned Substrates by Shi, Zhiwei, Walker, Amy V

“…Electroless nanowire deposition on micropatterned substrates (ENDOM) is a promising new technique by which to direct the synthesis and precise placement of…”
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Making Nanoflowerbeds: Reaction Pathways Involved in the Selective Chemical Bath Deposition of ZnS on Functionalized Alkanethiolate Self-Assembled Monolayers by Lu, Peng, Walker, Amy V

“…We have investigated the chemical bath deposition (CBD) of ZnS on functionalized alkanethiolate self-assembled monolayers (SAMs) using time-of-flight secondary…”
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Towards the Rational Design of Ionic Liquid Matrices for Secondary Ion Mass Spectrometry: Role of the Anion by Dertinger, Jennifer J., Walker, Amy V.

“…The role of the ionic liquid (IL) anion structure on analyte signal enhancements has been systematically investigated in secondary ion mass spectrometry (SIMS)…”
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Site-Selectively Functionalizing Microelectrode Arrays: The Use of Cu(I)-Catalysts by Bartels, Jennifer, Lu, Peng, Maurer, Karl, Walker, Amy V, Moeller, Kevin D

“…Site-selective Cu(I)-catalyzed reactions have been developed on microelectrode arrays. The reactions are confined to preselected electrodes on the arrays using…”
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The Dynamics of Noble Metal Atom Penetration through Methoxy-Terminated Alkanethiolate Monolayers by Walker, Amy V, Tighe, Timothy B, Cabarcos, Orlando M, Reinard, Michael D, Haynie, Brendan C, Uppili, Sundararajan, Winograd, Nicholas, Allara, David L

“…We have studied the interaction of vapor-deposited Al, Cu, Ag, and Au atoms on a methoxy-terminated self-assembled monolayer (SAM) of HS(CH2)16OCH3 on…”
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Dynamics of Reactive Metal Adsorption on Organic Thin Films by Nagy, Gabriella, Walker, Amy V

“…We have studied the interaction of vapor-deposited Mg and Ca on −CH3, −COOH, −OH, −OCH3, and −CO2CH3 terminated self-assembled monolayers (SAMs) on…”
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Application of visible-light photosensitization to form alkyl-radical-derived thin films on gold by Quarels, Rashanique D, Zhai, Xianglin, Kuruppu, Neepa, Hedlund, Jenny K, Ellsworth, Ashley A, Walker, Amy V, Garno, Jayne C, Ragains, Justin R

“…Visible-light irradiation of phthalimide esters in the presence of the photosensitizer [Ru(bpy) ] and the stoichiometric reducing agent benzyl nicotinamide…”
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Modulating the Electronic Properties of Au–MoS2 Interfaces Using Functionalized Self-Assembled Monolayers by Hedlund, Jenny K, Walker, Amy V

“…Molybdenum disulfide (MoS2) is a transition-metal dichalcogenide with many applications including in electronic devices and sensors. A critical issue in the…”
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Comparison of Chemical Lithography Using Alkanethiolate Self-Assembled Monolayers on GaAs (001) and Au by Zhou, Chuanzhen, Trionfi, Aaron, Jones, Jason C, Hsu, Julia W. P, Walker, Amy V

“…We have investigated the efficiency of bifunctional pattern formation in alkanethiolate self-assembled monolayers (SAMs) adsorbed on GaAs (001) and Au, using…”
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Toward Molecular Electronic Circuitry:  Selective Deposition of Metals on Patterned Self-Assembled Monolayer Surfaces by Zhou, Chuanzhen, Nagy, Gabriella, Walker, Amy V

“…We have developed a simple, robust method by which to construct complex two-dimensional structures based on controlling interfacial chemistry. Our approach is…”
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Modulating the Electronic Properties of Au-MoS 2 Interfaces Using Functionalized Self-Assembled Monolayers by Hedlund, Jenny K, Walker, Amy V

“…Molybdenum disulfide (MoS ) is a transition-metal dichalcogenide with many applications including in electronic devices and sensors. A critical issue in the…”
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Room Temperature Atomic Layer-like Deposition of ZnO on Functionalized Self-Assembled Monolayers by Shi, Zhiwei, Walker, Amy V

“…The room temperature atomic layer-like deposition (ALLD) of ZnO using diethylzinc (DEZ) and water precursors has been investigated on −COOH, −OH, and −CH3…”
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Zinc oxide Chemical Bath Deposition on Functionalized organic thin films: Formation of nanorods, nanorockets and nanoflowers by Shi, Zhiwei, Walker, Amy V.

“…Controlling the morphology of nanostructured materials is critical for their use in technological applications including in sensing, electronics and energy…”
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Chemical Bath Deposition of Copper Sulfide on Functionalized SAMs: An Unusual Selectivity Mechanism by Hedlund, Jenny K, Estrada, Tania G, Walker, Amy V

“…We have investigated the chemical bath deposition (CBD) of CuS using thioacetamide on functionalized self-assembled monolayers (SAMs) using scanning electron…”
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