Search Results - "Dohnalek, Z"

Imaging Water Dissociation on TiO2(110):  Evidence for Inequivalent Geminate OH Groups by Zhang, Z, Bondarchuk, O, Kay, Bruce D, White, J. M, Dohnálek, Z

“…Identical regions of partially reduced TiO2(110) surfaces with bridge-bonded oxygen vacancy (BBOV) concentrations of ∼10% ML (1 ML = 5.2 × 1014 cm-2) were…”
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Growth of epitaxial thin Pd(1 1 1) films on Pt(1 1 1) and oxygen-terminated FeO(1 1 1) surfaces by Dohnálek, Z., Kim, Jooho, Kay, Bruce D.

“…Thin Pd films (1–10 monolayers, ML) were deposited at 35 K on a Pt(1 1 1) single crystal and on an oxygen-terminated FeO(1 1 1) monolayer supported on Pt(1 1…”
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Ceria nanoclusters on graphene/Ru(0001): A new model catalyst system by Novotny, Z., Netzer, F.P., Dohnálek, Z.

“…The growth of ceria nanoclusters on single-layer graphene on Ru(0001) has been examined, with a view towards fabricating a stable system for model catalysis…”
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Preparation and characterization of monodispersed WO3 nanoclusters on TiO2(110) by KIM, Jooho, BONDARCHUK, Oleksandr, KAY, Bruce D, WHITE, J. M, DOHNALEK, Z

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Structure and Bonding of Tungsten Oxide Clusters on Nanostructured Cu-O Surfaces by Wagner, M, Surnev, S, Ramsey, M. G, Barcaro, G, Sementa, L, Negreiros, F. R, Fortunelli, A, Dohnalek, Z, Netzer, F. P

“…(WO3)3 gas-phase clusters generated via vacuum sublimation are deposited under UHV and low temperature (<15 K) conditions on a Cu(110) stripe phase consisting…”
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Physisorption of CO on the MgO(100) Surface by Dohnálek, Z, Kimmel, Greg A, Joyce, S. A, Ayotte, Patrick, Smith, R. Scott, Kay, Bruce D

“…The ability to grow thin MgO(100) films of quality approaching that of vacuum-cleaved MgO(100) is demonstrated using low-energy electron diffraction and…”
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2-Propanol dehydration on TiO2(110) : The effect of bridge-bonded oxygen vacancy blocking by YU KWON KIM, KAY, Bruce D, WHITE, J. M, DOHNALEK, Z

“…On 100K rutile TiO2(110) surfaces with 3.5+/-0.5% surface bridge-bonded oxygen vacancies (BBOV's), propene formation by dehydration of 2-propanol was monitored…”
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Structural and Chemical Characterization of Aligned Crystalline Nanoporous MgO Films Grown via Reactive Ballistic Deposition by Dohnálek, Z, Kimmel, Greg A, McCready, David E, Young, James S, Dohnálková, Alice, Smith, R. Scott, Kay, Bruce D

“…Highly porous (∼ 90%), high-surface area (∼1000 m2/g), thermally stable (1200 K) crystalline films of MgO are synthesized using a novel reactive ballistic…”
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Effect of porosity on the adsorption, desorption, trapping, and release of volatile gases by amorphous solid water by Ayotte, Patrick, Smith, R. Scott, Stevenson, K. P., Dohnálek, Z., Kimmel, Greg A., Kay, Bruce D.

“…We compare the adsorption, desorption, trapping, and release of Ar, N2, O2, CO, and CH4 by dense (nonporous) and highly porous amorphous solid water (ASW)…”
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Water Adsorption, Desorption, and Clustering on FeO(111) by Daschbach, John L, Dohnálek, Z, Liu, Shu-Rong, Smith, R. Scott, Kay, Bruce D

“…The adsorption of water on FeO(111) is investigated using temperature programmed desorption (TPD) and infrared reflection absorption spectroscopy (IRAS)…”
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The self-diffusivity of amorphous solid water near 150 K by Smith, R.Scott, Dohnálek, Z., Kimmel, Greg A., Stevenson, K.P., Kay, Bruce D.

“…Molecular beam techniques are used to create nanoscale thin films composed of different isotopes of amorphous solid water (ASW). The metastable ASW composites…”
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Two pathways for water interaction with oxygen adatoms on TiO2(110) by Du, Y, Deskins, N A, Zhang, Z, Dohnálek, Z, Dupuis, M, Lyubinetsky, I

“…Scanning tunneling microscopy and density functional theory studies show that oxygen adatoms (Oa), produced during O2 exposure of reduced TiO2(110) surfaces,…”
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Alcohol Chemistry on Rutile TiO2(110):  The Influence of Alkyl Substituents on Reactivity and Selectivity by Kim, Yu Kwon, Kay, Bruce D, White, J. M, Dohnálek, Z

“…Product yields and selectivities, based on ultrahigh vacuum temperature-programmed desorption, are compared for 10 C2 to C8 aliphatic alcohols dosed at 100 K…”
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Controlling the Morphology of Amorphous Solid Water by Stevenson, K. P., Kimmel, Greg A., Dohnálek, Z., Smith, R. Scott, Kay, Bruce D.

“…The morphology of amorphous solid water grown by vapor deposition was found to depend strongly on the angular distribution of the water molecules incident from…”
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Experimental Investigation of the Interaction of Water and Methanol with Anatase−TiO2(101) by Herman, G. S., Dohnálek, Z., Ruzycki, N., Diebold, U.

“…The interaction of water and methanol with well-defined (1 × 1) terminated surfaces of anatase-TiO2(101) were investigated with temperature-programmed…”
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Exploration of methods to remove implanted 210Pb and 210Po contamination from silicon surfaces by Arnquist, I.J., Bunker, R., Dohnalek, Z., Ma, R., Uhnak, N.

“…Radioactive contaminants on the surfaces of detector components can be a problematic source of background events for physics experiments searching for rare…”
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Competitive Oxidation and Reduction of Aliphatic Alcohols over (WO3)3 Clusters by Kim, Yu Kwon, Dohnálek, Z, Kay, Bruce D, Rousseau, R

“…The reactions of C1−C4 aliphatic alcohols over (WO3)3 clusters were studied experimentally and theoretically using temperature-programmed desorption, infrared…”
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Electronic characterization of defect sites on Si(001)-(2 × 1) by STM by Ukraintsev, V.A., Dohnálek, Z., Yates, J.T.

“…A study of the defect sites on Si(001)-(2 × 1) was undertaken by employing comparative scanning tunneling spectroscopy (CSTS). Ni induced defects, the A, B,…”
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Silicon crystal heating and thermocouple mounting designs by Nishino, H., Yang, W., Dohnálek, Z., Ukraintsev, V. A., Choyke, W. J., Yates, J. T.

“…New mounting methods for a silicon crystal and a thermocouple are described. The sample mounted using this design exhibited a very uniform temperature…”
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Structural characterization of nanoporous Pd films grown via ballistic deposition by Kim, Jooho, Dohnálek, Z., Kay, Bruce D.

“…Nanoporous Pd films were vapor-deposited onto an oxidized Mo(1 0 0) substrate at 22 K and various dosing angles. Temperature programmed desorption (TPD) of N 2…”
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