Search Results - "Chow, Judith C"

Characterization of ambient PM2.5 at a pollution hotspot in New Delhi, India and inference of sources by Pant, Pallavi, Shukla, Anuradha, Kohl, Steven D., Chow, Judith C., Watson, John G., Harrison, Roy M.

“…Ambient PM2.5 samples were collected at a high-traffic location (summer and winter 2013) and characterized for a large suite of elemental and organic markers…”
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Impacts of aerosol compositions on visibility impairment in Xi'an, China by Cao, Jun-ji, Wang, Qi-yuan, Chow, Judith C., Watson, John G., Tie, Xue-xi, Shen, Zhen-xing, Wang, Ping, An, Zhi-sheng

“…Daily particle light scattering coefficient, PM2.5 mass and chemical composition were measured in Xi'an from February to December 2009. Visibility was strongly…”
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Functionalization of Filter Media for Improved Crystalline Silica Analysis Using Raman Spectroscopy by Elahifard, Mohammadreza, Wang, Xiaoliang, Chow, Judith C., Watson, John G.

“…ABSTRACT Respirable crystalline silica (RCS) poses significant health risks in workplaces, including underground coal mines, metal and nonmetal mining,…”
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Season and size of urban particulate matter differentially affect cytotoxicity and human immune responses to Mycobacterium tuberculosis by Sarkar, Srijata, Rivas-Santiago, César E, Ibironke, Olufunmilola A, Carranza, Claudia, Meng, Qingyu, Osornio-Vargas, Álvaro, Zhang, Junfeng, Torres, Martha, Chow, Judith C, Watson, John G, Ohman-Strickland, Pamela, Schwander, Stephan

“…Exposure to air pollution particulate matter (PM) and tuberculosis (TB) are two of the leading global public health challenges affecting low and middle income…”
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Mass reconstruction methods for PM2.5: a review by Chow, Judith C., Lowenthal, Douglas H., Chen, L.-W. Antony, Wang, Xiaoliang, Watson, John G.

“…Major components of suspended particulate matter (PM) are inorganic ions, organic matter (OM), elemental carbon (EC), geological minerals, salt, non-mineral…”
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Characteristics of atmospheric PM2.5 composition during the implementation of stringent pollution control measures in shanghai for the 2016 G20 summit by Li, Haiwei, Wang, Dongfang, Cui, Long, Gao, Yuan, Huo, Juntao, Wang, Xinning, Zhang, Zhuozhi, Tan, Yan, Huang, Yu, Cao, Junji, Chow, Judith C., Lee, Shun-cheng, Fu, Qingyan

“…To reduce air pollution within a 300 km radius from Hangzhou (the capital city of Zhejiang Province in East China) for the 2016 G20 summit (9/4–9/5), the…”
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Air pollution particulate matter alters antimycobacterial respiratory epithelium innate immunity by Rivas-Santiago, César E, Sarkar, Srijata, Cantarella, 4th, Pasquale, Osornio-Vargas, Álvaro, Quintana-Belmares, Raúl, Meng, Qingyu, Kirn, Thomas J, Ohman Strickland, Pamela, Chow, Judith C, Watson, John G, Torres, Martha, Schwander, Stephan

“…Inhalation exposure to indoor air pollutants and cigarette smoke increases the risk of developing tuberculosis (TB). Whether exposure to ambient air pollution…”
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Decreasing concentrations of carbonaceous aerosols in China from 2003 to 2013 by Cheng, Yan, Chow, Judith C., Watson, John G., Zhou, Jiamao, Liu, Suixin, Cao, Junji

“…Carbonaceous aerosols were characterized in 19 Chinese cities during winter and summer of 2013. Measurements of organic carbon (OC) and elemental carbon (EC)…”
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Emissions of trace gases and aerosols during the open combustion of biomass in the laboratory by McMeeking, Gavin R., Kreidenweis, Sonia M., Baker, Stephen, Carrico, Christian M., Chow, Judith C., Collett Jr, Jeffrey L., Hao, Wei Min, Holden, Amanda S., Kirchstetter, Thomas W., Malm, William C., Moosmüller, Hans, Sullivan, Amy P., Wold, Cyle E.

“…We characterized the gas‐ and speciated aerosol‐phase emissions from the open combustion of 33 different plant species during a series of 255 controlled…”
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Stable carbon isotopes in aerosols from Chinese cities: Influence of fossil fuels by Cao, Jun-ji, Chow, Judith C., Tao, Jun, Lee, Shun-cheng, Watson, John G., Ho, Kin-fai, Wang, Ge-hui, Zhu, Chong-shu, Han, Yong-ming

“…Stable carbon isotope ratios were determined for the OC and EC fractions of PM 2.5 collected from 14 Chinese cities in January and June/July of 2003. The…”
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Volatility Distribution of Organic Compounds in Sewage Incineration Emissions by Fujitani, Yuji, Sato, Kei, Tanabe, Kiyoshi, Takahashi, Katsuyuki, Hoshi, Junya, Wang, Xiaoliang, Chow, Judith C, Watson, John G

“…Intermediate volatility and semivolatile organic compounds (IVOC/SVOC) are important precursors of secondary organic aerosol (SOA) while SVOC is an important…”
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PM2.5 and PM10-2.5 chemical composition and source apportionment near a Hong Kong roadway by Cheng, Yan, Lee, Shuncheng, Gu, Zhaolin, Ho, Kinfai, Zhang, Yunwei, Huang, Yu, Chow, Judith C., Watson, John G., Cao, Junji, Zhang, Renjian

“…Twenty-four-hour PM2.5 and PM10 samples were collected simultaneously at a highly trafficked road-side site in Hong Kong every sixth day from October 2004 to…”
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Evaluation of the thermal/optical reflectance method for discrimination between char- and soot-EC by Han, Yongming, Cao, Junji, Chow, Judith C., Watson, John G., An, Zhisheng, Jin, Zhangdong, Fung, Kochy, Liu, Suixin

“…Many optical, thermal and chemical methods exist for the measurement of elemental carbon (EC) but are unable or neglect to differentiate between the different…”
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Emissions of gas- and particle-phase polycyclic aromatic hydrocarbons (PAHs) in the Shing Mun Tunnel, Hong Kong by Ho, K.F., Ho, Steven Sai Hang, Lee, S.C., Cheng, Y., Chow, Judith C., Watson, John G., Louie, P.K.K., Tian, Linwei

“…Real-world vehicle emission factors for seventeen gas and particulate polycyclic aromatic hydrocarbons (PAHs) were quantified in the Shing Mun Tunnel, Hong…”
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Dicarboxylic acids, ketocarboxylic acids, and dicarbonyls in the urban atmosphere of China by Ho, K. F., Cao, J. J., Lee, S. C., Kawamura, Kimitaka, Zhang, R. J., Chow, Judith C., Watson, John G.

“…PM2.5 samples from 14 Chinese cities during winter and summer of 2003 were analyzed for 29 water‐soluble organic species including diacids, ketoacids and…”
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Evaluation of an in-injection port thermal desorption-gas chromatography/mass spectrometry method for analysis of non-polar organic compounds in ambient aerosol samples by Ho, Steven Sai Hang, Yu, Jian Zhen, Chow, Judith C., Zielinska, Barbara, Watson, John G., Sit, Elber Hoi Leung, Schauer, James J.

“…Thermal desorption coupled with gas chromatography/mass spectrometry (TD-GC/MS) is an alternative to solvent extraction (SE)-based GC/MS (SE-GC/MS) for the…”
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Review of Filters for Air Sampling and Chemical Analysis in Mining Workplaces by Judith C. Chow, John G. Watson, Xiaoliang Wang, Behrooz Abbasi, Wm. Randolph Reed, David Parks

“…This review considers the use of filters to sample air in mining workplace environments for dust concentration measurement and subsequent analysis of hazardous…”
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Characterization of Lithium-Ion Battery Fire Emissions—Part 2: Particle Size Distributions and Emission Factors by Claassen, Matthew, Bingham, Bjoern, Chow, Judith C., Watson, John G., Chu, Pengbo, Wang, Yan, Wang, Xiaoliang

“…The lithium-ion battery (LIB) thermal runaway (TR) emits a wide size range of particles with diverse chemical compositions. When inhaled, these particles can…”
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Characterization of Lithium-Ion Battery Fire Emissions—Part 1: Chemical Composition of Fine Particles by Claassen, Matthew, Bingham, Bjoern, Chow, Judith C, Watson, John G, Wang, Yan, Wang, Xiaoliang

“…Lithium-ion batteries (LIB) pose a safety risk due to their high specific energy density and toxic ingredients. Fire caused by LIB thermal runaway (TR) can be…”
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Estimation of Aerosol Mass Scattering Efficiencies under High Mass Loading: Case Study for the Megacity of Shanghai, China by Cheng, Zhen, Jiang, Jingkun, Chen, Changhong, Gao, Jian, Wang, Shuxiao, Watson, John G, Wang, Hongli, Deng, Jianguo, Wang, Buying, Zhou, Min, Chow, Judith C, Pitchford, Marc L, Hao, Jiming

“…Aerosol mass scattering efficiency (MSE), used for the scattering coefficient apportionment of aerosol species, is often studied under the condition of low…”
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