Search Results - "Johnson, Karen L."

Oxidative Decolorization of Acid Azo Dyes by a Mn Oxide Containing Waste by Clarke, Catherine E, Kielar, Filip, Talbot, Helen M, Johnson, Karen. L

“…A Mn oxide containing mine tailings, generated in the Kalahari Mn fields, has been shown to oxidatively breakdown acid azo dyes acid orange (AO) 7, acid red…”
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Phosphorus Removal from Waste Waters Using Basic Oxygen Steel Slag by Bowden, Lawrence I, Jarvis, Adam P, Younger, Paul L, Johnson, Karen L

“…Few studies have characterized reactive media for phosphorus (P) removal in passive treatment systems in terms of both batch and continuous flow experiments…”
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The view from the field: A case study of the expatriate boundary-spanning role by Johnson, Karen L., Duxbury, Linda

“…Research suggests growing interest in the boundary-spanning role played by expatriates in supporting organizational learning and adaptation in uncertain…”
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Comparison of Vaisala radiosondes RS41 and RS92 at the ARM Southern Great Plains site by Jensen, Michael P, Holdridge, Donna J, Survo, Petteri, Lehtinen, Raisa, Baxter, Shannon, Toto, Tami, Johnson, Karen L

“…In the fall of 2013, the Vaisala RS41 (fourth generation) radiosonde was introduced as a replacement for the RS92-SGP radiosonde with improvements in…”
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Validation of a Postextubation Dysphagia Screening Tool for Patients After Prolonged Endotracheal Intubation by Johnson, Karen L, Speirs, Lauri, Mitchell, Anne, Przybyl, Heather, Anderson, Diane, Manos, Brenda, Schaenzer, Amy T, Winchester, Keri

“…Patients who receive prolonged endotracheal intubation (> 48 hours) are at risk for dysphagia. Nurses should conduct swallowing assessments after extubation…”
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Study of the effect on shelter cat intakes and euthanasia from a shelter neuter return project of 10,080 cats from March 2010 to June 2014 by Johnson, Karen L, Cicirelli, Jon

“…Cat impoundments were increasing at the municipal San Jose animal shelter in 2009, despite long-term successful low cost sterilization programs and attempts to…”
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Remediation of a historically Pb contaminated soil using a model natural Mn oxide waste by McCann, Clare M., Gray, Neil D., Tourney, Janette, Davenport, Russell J., Wade, Matthew, Finlay, Nina, Hudson-Edwards, Karen A., Johnson, Karen L.

“…[Display omitted] •The use of a natural Mn oxide (NMO) waste for the remediation of Pb contaminated soils is reported.•The NMO shows one of the highest Pb…”
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Coapplication of water treatment residual and compost for increased phosphorus availability in arable sandy soils by Gwandu, Tariro, Lukashe, Noxolo S., Rurinda, Jairos, Stone, Wendy, Chivasa, Stephen, Clarke, Catherine E., Nezomba, Hatirarami, Mtambanengwe, Florence, Mapfumo, Paul, Steytler, Jan G., Johnson, Karen L.

“…Introduction Soil degradation coupled with poor access to organic nutrient resources remains a major constraint in increased crop productivity in sub‐Saharan…”
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Identification of the vascular plants of Churchill, Manitoba, using a DNA barcode library by Kuzmina, Maria L, Johnson, Karen L, Barron, Hannah R, Hebert, Paul DN

“…BACKGROUND: Because arctic plant communities are highly vulnerable to climate change, shifts in their composition require rapid, accurate identifications,…”
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Interaction of Natural Organic Matter with Layered Minerals: Recent Developments in Computational Methods at the Nanoscale by Jeffery A. Greathouse, Karen L. Johnson, H. Christopher Greenwell

“…The role of mineral surfaces in the adsorption, transport, formation, and degradation of natural organic matter (NOM) in the biosphere remains an active…”
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Cloud properties and associated radiative heating rates in the tropical western Pacific by Mather, James H., McFarlane, Sally A., Miller, Mark A., Johnson, Karen L.

“…Calculations of radiative flux profiles require measurements of thermodynamic and cloud properties (temperature, humidity, liquid and ice water content)…”
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The Interaction Between Boundary Layer and Convection Schemes in a WRF Simulation of Post‐Cold‐Frontal Clouds over the ARM East North Atlantic Site by Lamraoui, Fayçal, Naud, Catherine M., Jensen, Michael P., Johnson, Karen L.

“…The correct representation of lowlevel midlatitude clouds found in the wake of cold fronts strongly relies on the representation of planetary boundary layer…”
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Evaluation of animal control measures on pet demographics in Santa Clara County, California, 1993-2006 by Kass, Philip H, Johnson, Karen L, Weng, Hsin-Yi

“…The measurable benefits of animal control programs are unknown and the aim of this study was to determine the impact of these programs on pet population…”
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Heat and soil vie for waste by Johnson, Karen L

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Improving Diagnostic Accuracy in Low-Dose SPECT Myocardial Perfusion Imaging With Convolutional Denoising Networks by Ramon, Albert Juan, Yang, Yongyi, Pretorius, P. Hendrik, Johnson, Karen L., King, Michael A., Wernick, Miles N.

“…Lowering the administered dose in SPECT myocardial perfusion imaging (MPI) has become an important clinical problem. In this study we investigate the potential…”
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Cloud, thermodynamic, and precipitation observations in West Africa during 2006 by Kollias, Pavlos, Miller, Mark A., Johnson, Karen L., Jensen, Michael P., Troyan, David T.

“…In 2006, the ARM Mobile Facility (AMF) completed a 1‐year deployment at Niamey, Niger, Africa, in support of the Radiative Atmospheric Divergence using ARM…”
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Key Elements of the Critical Care Work Environment Associated With Burnout and Compassion Satisfaction by Kelly, Lesly A, Johnson, Karen L, Bay, R Curtis, Todd, Michael

“…As the role of a health care system's influence on nurse burnout becomes better understood, an under-standing of the impact of a nurses' work environment on…”
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In situ arsenic oxidation and sorption by a Fe-Mn binary oxide waste in soil by McCann, Clare M., Peacock, Caroline L., Hudson-Edwards, Karen A., Shrimpton, Thomas, Gray, Neil D., Johnson, Karen L.

“…[Display omitted] •A Fe-Mn binary oxide waste is used to remediate As contaminated soils.•As(III) and As(V) adsorption capacities of 70mgg−1 and 32mgg−1 were…”
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Soil remediation: Engage engineers in soil management by Johnson, Karen L

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Characteristics and mechanisms of Pb(II) sorption onto Fe-rich waste water treatment residue (WTR): A potential sustainable Pb immobilisation technology for soils by Finlay, Nina C., Peacock, Caroline L., Hudson-Edwards, Karen A., Johnson, Karen L.

“…[Display omitted] •Water treatment residual (WTR) comprises 70 % ferrihydrite & 23 % organic matter.•Pb(II) sorption to WTR depends on initial Pb(II) load,…”
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