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Displaying 101 - 125 of 315

Using Viscosity Modifiers to Reduce Effective Diffusivity in Mortars

August 1, 2012
Author(s)
Kenneth A. Snyder, Dale P. Bentz, Jeffrey M. Davis
… ether) are used to reduce the effective diffusivity of chloride ions through mortars during a one-year exposure. Two … curing period, the cylinders were submerged in a 1 mol/L chloride solution. After 6 months and 12 months of exposure, … X-ray fluorescence analysis was used to profile the radial chloride concentration under ambient air pressure. The …

Life-Cycle Analysis Datasets for Regionalized Plastic Pathways

February 1, 2024
Author(s)
Taemin Kim, Pahola Benavides, Joshua Kneifel, Kate Beers, Zifeng Lu, Troy Hawkins
… polyethylene (LDPE), polypropylene (PP), and polyvinyl chloride (PVC) – in four different international regions – … hydrogen co-product from steam cracking process, and vinyl chloride monomer (VCM) production technology mix. …

A Structural Study of Electrodeposited Fe on GaAs(001)

October 12, 2021
Author(s)
Erik B. Svedberg, J Mallett, Leonid A. Bendersky, A G. Roy, William F. Egelhoff Jr., Thomas P. Moffat
… Symmetrical x-ray diffraction from film deposited from chloride solutions indicates a dominant (001) texture with … geometry. TEM cross sectional images of films grown in chloride solutions reveal intermittent cube-on-cube epitaxy …

Electrochemical Inactivation of Bacillus Spores in Water Using a Quaternary Oxide Electrode

November 1, 2011
Author(s)
Vytautas Reipa, Andrea Giovannozzi, Jamie L. Almeida, Kenneth D. Cole
… optimal disinfection conditions. The presence of sodium chloride at low concentrations (in the range from 1mM to 5mM) … Active chlorine was produced in-situ by anodic oxidation chloride content at the anode. Moreover, soluble chlorine … and water (with low levels of either native or introduced chloride ions) could serve as a viable alternative technology …

Chlorination Chemistry I: Rate Coefficients, Reaction Mechanisms, and Spectra of the Chlorine and Bromine Adducts of Propargyl Halides

September 16, 1999
Author(s)
D B. Atkinson, Jeffrey W. Hudgens
… relevant to the addition of halogen atoms to propargyl chloride and propargyl bromide. Halogen atoms were produced … a chlorine atom adds to the acetylenic carbon of propargyl chloride, the incipient radical regenerates a chlorine atom … Chlorine atom addition at the center carbon of propargyl chloride forms the 2,3-dichloro-1-propene-2-yl radical, which …

Effect of Chlorine and Chromium on Sulfur Solubility in Low-Activity Waste Glass

September 21, 2021
Author(s)
Tongan Jin, Eden Rivers, Dongsang Kim, Timothy Droubay, Evan Jahrman, Derek Mar, Brigitte Weese, Gerald Seidler, Albert Kruger
… glass was prepared and saturated by sodium sulfate, sodium chloride, and sodium chromate salts as single components and … at 25 mol%, 50 mol%, and 75 mol% of sulfate mixed with chloride or chromate. A crucible-scale salt-saturation was …

Metal Detector Studies: Research Materials

August 1, 2002
Author(s)
James R. Baker-Jarvis, Raian K. Kaiser, Michael D. Janezic, Nicholas Paulter, Ken L. Stricklett
… The materials studied were: 1) a mmixture of potassium chloride in water, 2) am mixture of propylene carbonate, … and carbon black, 4) a mmixture of glycine, potassium chloride, and water. The conductivity of all the materials …

VERDiCT: Viscosity Enhancers Reducing Diffusion in Concrete Technology

January 1, 2009
Author(s)
Dale P. Bentz, Max A. Peltz, Kenneth A. Snyder, Jeffrey M. Davis
… presented. Since diffusion of deleterious species such as chloride and sulfate ions always occurs through the solution … modifier. While all three methods produce a reduction in chloride penetration depth, the greatest reduction is …

Chemical and Physical Transformations of Silver Nanomaterial Containing Textiles After Modelled Human Exposure

April 16, 2019
Author(s)
Danielle E. Gorka, Nancy Lin, John M. Pettibone, Justin Gorham
… wound dressing after sweat exposure consistent with silver chloride formation. Measurements by X-ray photoelectron … diffraction (XRD) found a mixture of silver and silver chloride suggesting the commercial wound dressings contained … complexation and reprecipitation on the surface as silver chloride. To evaluate the impact on antimicrobial efficacy, …

Measuring silver nanoparticle dissolution in complex biological and environmental matrices using UV-Visible absorbance

August 2, 2011
Author(s)
Justin M. Zook, Stephen E. Long, Danielle Cleveland, Carly L. Geronimo, Robert I. MacCuspie
… silver NPs (AgNPs), because dissolved silver forms silver chloride NPs or microparticles in many relevant biological … even in biological and environmental solutions containing chloride because AgCl NPs do not have an associated lSPR … of silver in AgNP state for unagglomerating AgNPs in non-chloride containing media, we use the absorbance to measure …
Displaying 101 - 125 of 315
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