Search Results - "Cheng, Mengtian"
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Trends in particulate matter and its chemical compositions in China from 2013–2017
Published in Science China. Earth sciences (01-12-2019)“…Accurate determination of the atmospheric particulate matter mass concentration and chemical composition is helpful in exploring the causes and sources of…”
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The heaviest particulate air-pollution episodes occurred in northern China in January, 2013: Insights gained from observation
Published in Atmospheric environment (1994) (01-08-2014)“…A comprehensive measurement was conducted to analyze the heaviest air pollution episodes, which occurred in January 2013 with the focus on particulate…”
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3
Mortality and air pollution in Beijing: The long-term relationship
Published in Atmospheric environment (1994) (01-02-2017)“…Since the 1980s, air pollution has become a major problem in northern China. Exposure to the extremely high concentrations of aerosols and trace gases might…”
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4
One year online measurements of water-soluble ions at the industrially polluted town of Nanjing, China: Sources, seasonal and diurnal variations
Published in Chemosphere (Oxford) (01-04-2016)“…Half-hourly mass concentrations water-soluble ions (WSIs) and PM2.5 were measured online a Rapid Collector of Fine Particles and Ion Chromatography system…”
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5
Evolution of boundary layer ozone in Shijiazhuang, a suburban site on the North China Plain
Published in Journal of environmental sciences (China) (01-09-2019)“…The structure of the boundary layer affects the evolution of ozone (O3), and research into this structure will provide important insights for understanding…”
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6
Source apportionment of PM2.5 and visibility in Jinan, China
Published in Journal of environmental sciences (China) (01-04-2021)“…Atmospheric extinction is impacted by the chemical composition of particles. To better understand the chemical composition of PM2.5 (particles with diameters…”
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Size-resolved aerosol trace elements at a rural mountainous site in Northern China: Importance of regional transport
Published in The Science of the total environment (01-09-2013)“…This paper presents an intensive field measurement campaign carried out at the rural mountainous site of Xinglong (960ma.s.l.) in Northern China during Sep…”
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8
Peroxyacetyl nitrate can be used as a comprehensive indicator of air pollution complex
Published in Environmental pollution (1987) (15-05-2024)“…With the acceleration of air cleaning activities in China, air pollution has entered a new stage characterized by seasonal interplay and predominance of fine…”
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Detailed budget analysis of HONO in Beijing, China: Implication on atmosphere oxidation capacity in polluted megacity
Published in Atmospheric environment (1994) (01-01-2021)“…In this study, continuous measurements of HONO and related parameters were carried out at an urban site in Beijing during intense summer and winter campaigns…”
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Characteristics of PM2.5 pollution in Beijing after the improvement of air quality
Published in Journal of environmental sciences (China) (01-02-2021)“…•The highest PM2.5 mass occurred in spring rather than in winter.•Lifestyle caused significant changes in PM2.5 chemical composition and sources.•From…”
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Characteristics of fine particle explosive growth events in Beijing, China: Seasonal variation, chemical evolution pattern and formation mechanism
Published in The Science of the total environment (15-10-2019)“…Fine particle explosive growth (FPEG) events are frequently observed in heavy haze episodes in Beijing, the characteristics and formation mechanism of which…”
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Vertical distribution of VOCs in the boundary layer of the Lhasa valley and its impact on ozone pollution
Published in Environmental pollution (1987) (01-01-2024)“…To investigate the vertical distribution of volatile organic compounds (VOCs) concentrations in the Lhasa valley region, an intensive measurement campaign was…”
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Spatiotemporal differences in tropospheric ozone sensitivity and the impact of “dual carbon” goal
Published in Science bulletin (Beijing) (26-02-2024)“…[Display omitted]…”
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14
Different roles of nitrate and sulfate in air pollution episodes in the North China Plain
Published in Atmospheric environment (1994) (01-03-2020)“…Different chemical substances make different contributions to particles with different diameters. It is important to determine which species play important…”
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15
Response of formaldehyde to meteorology in Beijing: Primary or secondary contributions
Published in Journal of environmental sciences (China) (01-09-2024)Get full text
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Chemical composition, water content and size distribution of aerosols during different development stages of regional haze episodes over the North China Plain
Published in Atmospheric environment (1994) (15-01-2021)“…Aerosol size distribution and chemical composition are found to have significant effects on its hygroscopicity, acidity/alkalinity and light extinction. Heavy…”
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Modelling study of boundary-layer ozone over northern China - Part I: Ozone budget in summer
Published in Atmospheric research (01-05-2017)“…Regional photochemical pollution caused by ozone (O3) is serious in northern China during summer. In this study, we combined network observation data with the…”
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Association between particulate matter and its chemical constituents of urban air pollution and daily mortality or morbidity in Beijing City
Published in Environmental science and pollution research international (01-01-2015)“…Recent time series studies have indicated that daily mortality and morbidity are associated with particulate matters. However, about the relative effects and…”
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Thermal internal boundary layer and its effects on air pollutants during summer in a coastal city in North China
Published in Journal of environmental sciences (China) (01-08-2018)“…The thermal internal boundary layer (TIBL) is associated with coastal pollution dispersion, which can result in high concentrations of air pollutants near the…”
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Determining the differences in O3-NOx-VOCs sensitivity between sauna and roast days
Published in Journal of environmental sciences (China) (01-10-2024)Get full text
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