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Displaying 376 - 400 of 2289

Copper oxide nanoparticle mediated DNA damage in terrestrial plant models

December 22, 2011
Author(s)
Bryant C. Nelson, Donald H. Atha, Elijah J. Petersen, Huanhua Wang, Danielle Cleveland, Richard D. Holbrook, Pawel Jaruga, M Miral Dizdar, Baoshan Xing
… into the natural environment. Metal and metal-oxide based nanomaterials have been shown to act as mediators … understood. For the first time, we report that copper oxide nanoparticles induce DNA damage in agricultural and … Copper oxide nanoparticle mediated DNA damage in terrestrial plant …

UV-Assisted Alcohol Sensing with Zinc Oxide Functionalized Gallium Nitride Nanowires

July 1, 2012
Author(s)
Ritu Bajpai, Abhishek Motayed, Albert Davydov, Kristine A. Bertness, Mona E. Zaghloul
… nitride (GaN) nanowires (NWs) functionalized with zinc oxide (ZnO) nanoparticles have been demonstrated. These … nanowire surface, with analyte specific active metal oxide nanoparticles makes this sensor technique suitable for … UV-Assisted Alcohol Sensing with Zinc Oxide Functionalized Gallium Nitride Nanowires …

Damping Enhancement in Coherent Ferrite-Insulating-Paramagnet Bilayers

November 19, 2019
Author(s)
Jacob J. Wisser, Alexander Grutter, Dustin A. Gilbert, Alpha T. N'Diaye, Christoph Klewe, Padraic Shafer, Elke Arenholz, Yuri Suzuki, Satoru Emori
… (MAFO), are promising nanosclae building blocks for all-oxide heterostructures driven by pure spin current. However, the impact of oxide interfaces on spin dynamics in such heterostructures … overlayer of paramagnetic CoCr 2 O 4 (CCO) as an all-oxide model system. Compared to MAFO without an over layer, …

Conducting atomic force microscopy for Nanoscale tunnel barrier characterization

August 13, 2004
Author(s)
Kristine Lang, Dustin Hite, Raymond Simmonds, Robert McDermott, David P. Pappas, John M. Martinis
… Increasing demands on nanometer scale properties of oxide tunnel barriers necessitate a consistent means to … atomic force microscopy (CAFM) to characterize aluminum oxide (AlOx)barriers to be used in Josephson-junction qubits. … aliminum oxide, conducting atomic force microscopy, Josephson junction …

Conduction and Loss Mechanisms in Flexible Oxide-Based Memristors

March 21, 2011
Author(s)
Joseph L. Tedesco, Nadine Gergel-Hackett, Laurie Stephey, Andrew A. Herzing, Madelaine H. Hernandez, Christina A. Hacker, Jan Obrzut, Lee J. Richter, Curt A. Richter
… sol-gel based memristors were fabricated with differing oxide film thicknesses and device sizes. XPS, TEM, EELS, and VASE measurements indicated the oxide was amorphous TiO2, with a significant fraction of … Conduction and Loss Mechanisms in Flexible Oxide-Based Memristors …

Ni(ll) Specifically Cleaves the C-Terminal Tail of the Major Variant of Histone H2A and Forms an Oxidative Damage-Mediating Complex with the Cleaved-Off Octapeptide

July 1, 2000
Author(s)
W Bal, R Liang, J Lukszo, S Lee, M. Dizdaroglu, K S. Kasprzak
… complex. In contrast, the Ni(II)-H2A8 complex promoted oxidative damage of pUC19 DNA by H2O2, evidenced by a … 8-Hydrozyguanine, Histone H2A, Ni-induced Carcinogenesis, Oxidative DNA damage … Tail of the Major Variant of Histone H2A and Forms an Oxidative Damage-Mediating Complex with the Cleaved-Off …

Pro-oxidant Induced DNA Damage in Human Lymphoblastoid Cells: Homeostatic Mechanisms of Genotoxic Tolerance

April 26, 2012
Author(s)
Bryant C. Nelson, Bryce J. Marquis, Anna L. Seager, Ume K. Shah, Jane M. Mikhail, Shareen H. Doak, George E. Johnson, Paul L. Carmichael, Sharon J. Scott, Andrew D. Scott, Gareth J. Jenkins
… regulating human exposure to chemicals/ drugs. Three pro-oxidant chemicals, hydrogen peroxide (H2O2), potassium … the DNA glycosylase OGG1 were unchanged in response to pro-oxidant stress. DNA repair focussed gene expression arrays, … in double strand break repair, in response to low dose pro-oxidant exposure. Further, the H2O2 dose response curve was …

A comparison of literature models for the oxidation of normal heptane

February 1, 2014
Author(s)
David A. Sheen, Wing Tsang
… consensus on a complete description for the pyrolysis and oxidation of fuels as simple as hydrogen. This paper presents … lumped, semi-empirical model, all from literature, for the oxidation of normal heptane, a fuel of practical interest … A comparison of literature models for the oxidation of normal heptane …

Comprehensive Capacitance-Voltage Simulation and Extraction Tool Including Quantum Effects for High-k on SixGe1􀀀x and InxGa1􀀀xAs: Part II - Fits and Extraction from Experimental Data

July 21, 2017
Author(s)
Sarkar Anwar, William Vandenberghe, Gennadi Bersuker, Dmitry Veksler, Giovanni Verzellesi, Rohit Galatage, Creighton Buie, Adam Barton, Eric Vogel, Christopher Hinkle
… useful for determining important information about metal-oxide-semiconductor (MOS) gate stacks. Parameters such as the equivalent oxide thickness (EOT), substrate doping density, flatband voltage, fixed oxide charge, density of interface traps (Dit), and effective …

PEGylation of zinc nanoparticles amplifies their ability to enhance olfactory responses to odorant

December 20, 2017
Author(s)
Melissa Singletary, Samantha Hagerty, Shinichiro Muramoto, Yasmine Daniels, William A. MacCrehan, Gheorghe Stan, June W. Lau, Oleg Pustovyy, Ludmila Globa, Edward E. Morrison, Iryna Sorokulova, Vitaly Vodyanoy
Responses of olfactory sensory neurons to odorants are intensely enhanced with the addition of small endogenous and engineered zinc nanoparticles, as shown by physiological experiments. The highest enhancement was recorded with 1.2 nm non-oxidized zinc

Uniform and enhanced field emission from chromium oxide coated carbon nanosheets

April 2, 2008
Author(s)
Uwe Arp, Kun Hou, Ronald Outlaw, Wang Sigen, Mingyao Zhu, Ronald Quinlan, Dennis Manos, Martin Kordesch, Brian Holloway
… of carbon nanosheets by coating them with a chromium oxide thin film. Photoelectron emission microscopy … and in situ field emission tests revealed that chromium oxide coated carbon nanosheets not only have spatial … Uniform and enhanced field emission from chromium oxide coated carbon nanosheets …

Rheology of Poly(ethylene oxide) Clay Solutions

August 1, 2002
Author(s)
Sheng Lin-Gibson, G Schmidt, Jai A. Pathak, Charles C. Han
… Poly(ethylene oxide) and Laponite, a synthetic hectorite clay, form highly … Rheology of Poly(ethylene oxide) Clay Solutions …
Displaying 376 - 400 of 2289
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