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Article
Concurrent Assessment on Blood Lead in Young Children and Toy Lead in Shanghai
Since toys are potential sources of lead contamination for young children, we aim to explore potential correlations between blood-lead-levels (BLLs) of young children and toy-lead contamination using two concu...
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Article
Evolution and trends of new energy vehicle policy research hotspots: an analysis based on a Citespace knowledge graph
New energy vehicle (NEV) policies involve extensive and complex aspects. NEV policies have been an important issue of academic interest in the academic research community. The current research of the NEV polic...
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Article
Airborne black carbon variations during the COVID-19 lockdown in the Yangtze River Delta megacities suggest actions to curb global warming
Airborne black carbon is a strong warming component of the atmosphere. Therefore, curbing black carbon emissions should slow down global warming. The 2019 coronavirus pandemic (COVID-19) is a unique opportunit...
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Article
Improved abrasive image segmentation method based on bit-plane and morphological reconstruction
Image segmentation, an indispensable stage of digital image processing for computer vision, plays an important role in linking up of image processing, image recognition and image analysis. The blanket fractal ...
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Article
Pattern design of fixed abrasive pads inspired by the bee colony theory
Textured fixed-abrasive pads (T-FAPs) are pads that can be realized via slotting, arranging pellets, etc.; these pads have the advantages of good lap** performance due to the geometrical patterns (GPs) on th...
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Article
Impact of mixed anthropogenic and natural emissions on air quality and eco-environment—the major water-soluble components in aerosols from northwest to offshore isle
Based on more than 300 atmospheric TSP and PM2.5 samples collected at five sites over China in 2007 and 2008, characteristics, sources, and interactions of the major water-soluble species were investigated for a ...
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Article
Speed ratio optimization for ceramic lap** with fixed diamond pellets
High efficiency and stability are known as the advantages of fixed abrasive lap** for fabricating various materials, which are due to the effective positions of fixed abrasives on the tool surface and contro...
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Article
Open AccessThe impacts of air pollution on maternal stress during pregnancy
To investigate the association of air pollution with maternal stress during pregnancy, we enrolled 1,931 women during mid-to-late pregnancy in Shanghai in 2010. The “Life-Event Scale for Pregnant Women” and “S...
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Article
Influence of fixed abrasive configuration on the polishing process of silicon wafers
Lap** and polishing with fixed abrasives is an efficient method to flatten wafers and obtain mirror surface finish. One of the most concerned things is abrasive configuration for polishing pads in research. ...
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Article
Aerosol oxalate and its implication to haze pollution in Shanghai, China
A total of 238 samples of PM2.5 and TSP were analyzed to study the characteristics, sources, and formation pathways of aerosol oxalate in Shanghai in four seasons of 2007. The concentrations of oxalate were 0.07–...
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Article
Characteristics and source of black carbon aerosol over Taklimakan Desert
Black carbon (BC) and PM10 in the center of the Taklimakan Desert were online monitored in the whole year of 2007. In addition, TSP samples were also synchronously daily collected by medium-volume samplers with W...
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Article
The sources and seasonal variations of organic compounds in PM2.5 in Bei**g and Shanghai
Fine aerosol samples were collected throughout spring, summer, and winter in 2004∼2005 at a major urban traffic junction (BNU) and a suburban location (MY) in Bei**g and at a downtown site (SH) in Shanghai, C...
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Article
Emission of fine organic aerosol from traditional charcoal broiling in China
The indoor PM2.5 aerosol samples for charcoal broiling source under Chinese traditional charbroiling and the ambient fine aerosols samples (PM2.5) were collected in Bei**g to investigate the characteristics of t...
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Article
The chemistry of heavy haze over Urumqi, Central Asia
A sampling campaign of aerosols over Urumqi from 2001–2007 and soil samples in the surrounding areas were carried out to investigate the severe air pollution in Urumqi, a typical inland city, located in the ce...
