Search Results - "Holmen, B.A."

Design, Fabrication, and Testing of a Microfabricated Corona Ionizer by Beelee Chua, Wexler, A.S., Tien, N.C., Niemeier, D.A., Holmen, B.A.

“…A microfabricated corona ionizer is developed for miniaturized air particle monitoring instruments. Peek's breakdown criterion and Warburg's Law are used to…”
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Electrical Mobility Separation of Airborne Particles Using Integrated Microfabricated Corona Ionizer and Separator Electrodes by Beelee Chua, Wexler, A.S., Tien, N.C., Niemeier, D.A., Holmen, B.A.

“…Airborne particles are separated according to their electrical mobilities using a microfabricated corona ionizer and separator electrodes. Oleic acid particles…”
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Near-Field Dust Exposure from Cotton Field Tilling and Harvesting by Hiscox, A.L, Miller, D.R, Holmen, B.A, Yang, W, Wang, J

“…The frequency and intensities of dust exposures in and near farm fields, which potentially contribute to high intensity human exposure events, are undocumented…”
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Estimating Sorption Rates of Hydrophobic Organic Compounds in Iron Oxide- and Aluminosilicate Clay-Coated Aquifer Sands by Holmén, Britt A, Gschwend, Philip M

“…We hypothesized that retarded diffusion in coatings controls the rate of sorption of hydrophobic organic compounds (HOCs) on quartzitic aquifer sands…”
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Application of Elastic Lidar to PM10 Emissions from Agricultural Nonpoint Sources by Holmén, Britt A, Eichinger, William E, Flocchini, Robert G

“…PM10 emissions from nonpoint sources need to be quantified in order to effectively meet air quality standards. In California's Central Valley, agricultural…”
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Time-Series Analysis of Above-Road Particulate Matter at the Caldecott Tunnel Exit by Holmén, Britt A., Niemeier, Debbie A., Meng, Yu

“…On November 18, 1997, above-road particulate matter (PM) lidar (light detection and ranging) signals and heavy-duty (HD) and light-duty (LD) vehicle counts…”
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A configuration for high flow rate, high efficiency and low pressure loss micromachined active air filtration element for airborne micro-nanoscale particles separation and removal by Chua, B.L., Zhang, M., Huber, J.M., Broeke, R.G., Wexler, A.S., Tien, N.C., Niemeier, D.A., Holmen, B.A.

“…To address the demand for high performance localized air filtration systems, we developed a configuration for high flow rate, high efficiency and low pressure…”
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