Search Results - "Cao, Jun Ji"

High secondary aerosol contribution to particulate pollution during haze events in China by Huang, Ru-Jin, Zhang, Yanlin, Bozzetti, Carlo, Ho, Kin-Fai, Cao, Jun-Ji, Han, Yongming, Daellenbach, Kaspar R., Slowik, Jay G., Platt, Stephen M., Canonaco, Francesco, Zotter, Peter, Wolf, Robert, Pieber, Simone M., Bruns, Emily A., Crippa, Monica, Ciarelli, Giancarlo, Piazzalunga, Andrea, Schwikowski, Margit, Abbaszade, Gülcin, Schnelle-Kreis, Jürgen, Zimmermann, Ralf, An, Zhisheng, Szidat, Sönke, Baltensperger, Urs, Haddad, Imad El, Prévôt, André S. H.

“…Investigation of the chemical nature and sources of particulate matter at urban locations in four Chinese cities during a severe haze pollution event finds…”
Get full text

Black Carbon and Secondary Brown Carbon, the Dominant Light Absorption and Direct Radiative Forcing Contributors of the Atmospheric Aerosols Over the Tibetan Plateau by Zhu, Chong‐Shu, Qu, Yao, Huang, Hong, Chen, Ji, Dai, Wen‐Ting, Huang, Ru‐Jin, Cao, Jun‐Ji

“…Black carbon (BC), primary brown carbon (BrCpri), and secondary brown carbon (BrCsec) are important light‐absorbing aerosol. BC and BrC from the surrounding…”
Get full text

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…”
Get full text

Ambient Air Purification by Nanotechnologies: From Theory to Application by Jun-ji Cao, Yu Huang, Qian Zhang

“…Air pollution has been a recurring problem in northern Chinese cities, and high concentrations of PM2.5 in winter have been a particular cause for concern…”
Get full text

Characteristics and toxicological effects of commuter exposure to black carbon and metal components of fine particles (PM2.5) in Hong Kong by Chen, Xiao-Cui, Cao, Jun-Ji, Ward, Tony J., Tian, Lin-Wei, Ning, Zhi, Gali, Nirmal Kumar, Aquilina, Noel J., Yim, Steve Hung-Lam, Qu, Linli, Ho, Kin-Fai

“…Epidemiological studies have demonstrated significant associations between traffic-related air pollution and adverse health outcomes. Personal exposure to fine…”
Get full text

Brown Carbon From Biomass Burning Reinforces the Himalayas and Tibetan Plateau Warming by Zhu, Chong‐Shu, Qu, Yao, Huang, Hong, Shi, Ju‐Lian, Dai, Wen‐Ting, Zhang, Ning‐Ning, Wang, Nan, Wang, Lu‐Yao, Ji, Sha‐Sha, Cao, Jun‐Ji

“…The Himalayas and Tibetan Plateau (the HTP), referred to as “the third pole” with an excessive warming rate, exerts strong impacts on the global environment…”
Get full text

Large contribution of fossil fuel derived secondary organic carbon to water soluble organic aerosols in winter haze in China by Zhang, Yan-Lin, El-Haddad, Imad, Huang, Ru-Jin, Ho, Kin-Fai, Cao, Jun-Ji, Han, Yongming, Zotter, Peter, Bozzetti, Carlo, Daellenbach, Kaspar R, Slowik, Jay G, Salazar, Gary, Prévôt, André S. H, Szidat, Sönke

“…Water-soluble organic carbon (WSOC) is a large fraction of organic aerosols (OA) globally and has significant impacts on climate and human health. The sources…”
Get full text

Chemical composition and bioreactivity of PM2.5 during 2013 haze events in China by Ho, Kin-Fai, Ho, Steven Sai Hang, Huang, Ru-Jin, Chuang, Hsiao-Chi, Cao, Jun-Ji, Han, Yongming, Lui, Ka-Hei, Ning, Zhi, Chuang, Kai-Jen, Cheng, Tsun-Jen, Lee, Shun-Cheng, Hu, Di, Wang, Bei, Zhang, Renjian

“…Chemical composition and bioreactivity of PM2.5 samples collected from Beijing (BJ), Xi'an (XA), Xiamen (XM) and Hong Kong (HK) in China during haze events…”
Get full text

Deposition of anthropogenic aerosols in a southeastern Tibetan glacier by Xu, Bai-Qing, Wang, Mo, Joswiak, Daniel R., Cao, Jun-Ji, Yao, Tan-Dong, Wu, Guang-Jian, Yang, Wei, Zhao, Hua-Biao

“…Measurements of elemental carbon (EC), water‐insoluble organic carbon (WIOC), and inorganic ions from a very high resolution snow/firn core retrieved from a…”
Get full text

Cancer risk from polycyclic aromatic compounds in fine particulate matter generated from household coal combustion in Xuanwei, China by Lui, K.H., Bandowe, Benjamin A. Musa, Tian, Linwei, Chan, Chi-Sing, Cao, Jun-Ji, Ning, Zhi, Lee, S.C., Ho, K.F.

“…Polycyclic aromatic hydrocarbons (PAHs) and their polar derivatives (oxygenated PAHs: OPAHs and azaarenes: AZAs) were characterized in fine particulates…”
Get full text

Characteristics of polycyclic aromatic hydrocarbons in PM2.5 emitted from different cooking activities in China by Li, Yun-Chun, Qiu, Jia-Qian, Shu, Man, Ho, Steven Sai Hang, Cao, Jun-Ji, Wang, Ge-Hui, Wang, Xian-Xiang, Zhao, Xiao-Qing

“…Nineteen polycyclic aromatic hydrocarbons (PAHs) in PM 2.5 emitted from five different cooking activities were characterized, and their influencing factors…”
Get full text

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…”
Get full text

Characteristics of water-soluble organic nitrogen in fine particulate matter in the continental area of China by Ho, K.F., Ho, Steven Sai Hang, Huang, Ru-Jin, Liu, S.X., Cao, Jun-Ji, Zhang, T., Chuang, Hsiao-Chi, Chan, C.S., Hu, Di, Tian, Linwei

“…In recent years growing evidence has shown that organic nitrogen (ON) constitutes a significant fraction of the nitrogen budget in particulate matter (PM)…”
Get full text

Organic carbon and acidic ions in PM2.5 contributed to particle bioreactivity in Chinese megacities during haze episodes by Ho, Kin-Fai, Lee, Ya-Chun, Niu, Xinyi, Xu, Hongmei, Zhang, Renjian, Cao, Jun-Ji, Tsai, Cheng-Yu, Hsiao, Ta-Chih, Chuang, Hsiao-Chi

“…Fine particulate matter (PM 2.5 ) has been linked to cardiopulmonary disease and systemic effects in humans. However, few studies have investigated the…”
Get full text

Characterization of carbon fractions for atmospheric fine particles and nanoparticles in a highway tunnel by Zhu, Chong-Shu, Chen, Cheng-Chieh, Cao, Jun-Ji, Tsai, Chuen-Jinn, Chou, Charles C.-K., Liu, Shaw-Chen, Roam, Gwo-Dong

“…Fine particles (PM 2.5) and nanoparticles (PM 0.1) were sampled using Dichotomous sampler and MOUDI, respectively, in Xueshan Tunnel, Taiwan. Eight carbon…”
Get full text

High Spatial Variability of Biomass Burning Emissions Observed at Three Tibetan Plateau Sites by Zhu, Chong‐Shu, Qu, Yao, Zhang, Zhi‐Sheng, Zhang, Ting, Dai, Wen‐Ting, Cao, Jun‐Ji

“…Aerosol from biomass burning (BB) can affect regional and global climate by changing radiation balance and cloud properties, especially over the high altitude…”
Get full text

Abundance, composition and source of atmospheric PM2.5 at a remote site in the Tibetan Plateau, China by Jun Li, Jian, Hui Wang, Ge, Ming Wang, Xin, Ji Cao, Jun, Sun, Tao, Lei Cheng, Chun, Jing Meng, Jing, Feng Hu, TA, Xin Liu, sui

“…Two months of PM 2.5 samples were collected during the summer of 2010 at Qinghai Lake (3200 m a.s.l.) in the northeastern part of the Tibetan Plateau, China…”
Get full text

Characteristics and cytotoxicity of indoor fine particulate matter (PM2.5) and PM2.5-bound polycyclic aromatic hydrocarbons (PAHs) in Hong Kong by Tong, Xinning, Chen, Xiao-Cui, Chuang, Hsiao-Chi, Cao, Jun-Ji, Ho, Steven Sai Hang, Lui, Ka-Hei, Ho, K. F.

“…Organic components of fine particles, especially polycyclic aromatic hydrocarbons (PAHs), play an essential role in the toxicity of fine particulate matter (PM…”
Get full text

Biomass burning tracers in rural and urban ultrafine particles in Xi'an, China by Zhu, Chong-Shu, Cao, Jun-Ji, Tsai, Chuen-Jinn, Zhang, Zhi-Sheng, Tao, Jun

“…To investigate the impact of biomass burning emissions on ultrafine particles (PM0.133: particulate matter with an aerodynamic diameter less than 0.133 μm),…”
Get full text

Indoor air pollutant exposure and determinant factors controlling household air quality for elderly people in Hong Kong by Tong, Xinning, Wang, Bei, Dai, Wen-Ting, Cao, Jun-Ji, Ho, Steven Sai Hang, Kwok, Timothy C. Y., Lui, Ka-Hei, Lo, Chun-Ming, Ho, K. F.

“…This study investigated the levels and determinant factors of indoor air pollutants including fine particles (PM 2.5 ), nitrogen dioxide (NO 2 ), and…”
Get full text