Search Results - "Lian, Xiufeng"
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Gas-to-particle partitioning of atmospheric amines observed at a mountain site in southern China
Published in Atmospheric environment (1994) (01-12-2018)“…Amines play an important role in the formation and transformation of atmospheric aerosols. Gaseous phase and PM2.5 samples were collected simultaneously at…”
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Measurement of the mixing state of PAHs in individual particles and its effect on PAH transport in urban and remote areas and from major sources
Published in Environmental research (01-11-2022)“…Although recent laboratory simulations have demonstrated that organic matter prevents the degradation of polycyclic aromatic hydrocarbons (PAHs), their role in…”
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An Improved Absorption Ångström Exponent (AAE)-Based Method for Evaluating the Contribution of Light Absorption from Brown Carbon with a High-Time Resolution
Published in Aerosol and Air Quality Research (01-01-2019)“…While brown carbon (BrC) might play a substantially important role in radiative forcing, an estimation of its light absorption contribution with high-time…”
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In-cloud formation of secondary species in iron-containing particles
Published in Atmospheric chemistry and physics (30-01-2019)“…The increase in secondary species through cloud processing potentially increases aerosol iron (Fe) bioavailability. In this study, a ground-based counterflow…”
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Characteristics and Formation Mechanisms of Sulfate and Nitrate in Size-segregated Atmospheric Particles from Urban Guangzhou, China
Published in Aerosol and Air Quality Research (01-06-2019)“…Various water-soluble inorganic compounds, including Na^+, NH_4^+, K^+, Ca^(2+), Mg^(2+), Cl^-, NO_3^-, PO_4^(3-) and SO_4^(2-), were analyzed in 130 sets of…”
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Recent Advances in Quantifying Wet Scavenging Efficiency of Black Carbon Aerosol
Published in Atmosphere (01-04-2019)“…Black carbon (BC) aerosol is of great importance not only for its strong potential in heating air and impacts on cloud, but also because of its hazards to…”
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Concentration, size distribution and dry deposition of amines in atmospheric particles of urban Guangzhou, China
Published in Atmospheric environment (1994) (01-12-2017)“…Size-segregated PM10 samples were collected in Guangzhou, China during autumn of 2014. Nine amines, including seven aliphatic amines and two heterocyclic…”
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Detection of polycyclic aromatic hydrocarbons using a high performance-single particle aerosol mass spectrometer
Published in Journal of environmental sciences (China) (01-02-2023)“…•Polycyclic aromatic hydrocarbons (PAHs) and nitro-PAHs are accurately identified by the combination of parent ions and characteristic ions measurement using…”
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Seasonal variation of amine-containing particles in urban Guangzhou, China
Published in Atmospheric environment (1994) (01-02-2020)“…Amines are ubiquitous in the environment and pose potential impacts on atmospheric chemistry; however, their seasonal variations and atmospheric processes…”
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Seasonal variations of imidazoles in urban areas of Beijing and Guangzhou, China by single particle mass spectrometry
Published in The Science of the total environment (20-10-2022)“…Imidazoles (IMs) are potential contributors to brown carbon; they may notably contribute to climate radiative forcing. However, only a few studies have…”
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Emission factors and source profiles of volatile organic compounds from typical industrial sources in Guangzhou, China
Published in The Science of the total environment (15-04-2023)“…Volatile organic compounds (VOCs) are important precursors of ozone (O3) and fine particulate matter (PM2.5). An accurate depiction of the emission…”
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Stage-resolved in-cloud scavenging of submicron and BC-containing particles: A case study
Published in Atmospheric environment (1994) (01-01-2021)“…Interactions between clouds and black carbon (BC) represent a significant uncertainty in aerosol radiative forcing. To investigate the influence of cloud…”
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Influence of meteorological parameters and oxidizing capacity on characteristics of airborne particulate amines in an urban area of the Pearl River Delta, China
Published in Environmental research (01-09-2022)“…Nine amine species in atmospheric particles during haze and low-pollution days with low and high relative humidity (RH) were analyzed in urban Guangzhou,…”
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The reductions of oxalate and its precursors in cloud droplets relative to wet particles
Published in Atmospheric environment (1994) (15-08-2020)“…The formation mechanism of oxalate in the aqueous phase remains uncertain. Approximately 600 000 oxalate-containing particles and 450 000 its…”
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High secondary formation of nitrogen-containing organics (NOCs) and its possible link to oxidized organics and ammonium
Published in Atmospheric chemistry and physics (06-02-2020)“…Nitrogen-containing organic compounds (NOCs) substantially contribute to light-absorbing organic aerosols, although the atmospheric processes responsible for…”
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Measurement report: Molecular characteristics of cloud water in southern China and insights into aqueous-phase processes from Fourier transform ion cyclotron resonance mass spectrometry
Published in Atmospheric chemistry and physics (15-11-2021)“…Characterizing the molecular composition of cloud water could provide unique insights into aqueous chemistry. Field measurements were conducted at Mt. Tianjing…”
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Black Carbon Involved Photochemistry Enhances the Formation of Sulfate in the Ambient Atmosphere: Evidence From In Situ Individual Particle Investigation
Published in Journal of geophysical research. Atmospheres (16-10-2021)“…Mixing state of black carbon (BC) with secondary species has been highlighted as a major uncertainty in assessing its radiative forcing. While recent…”
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Impact of in-cloud aqueous processes on the chemical compositions and morphology of individual atmospheric aerosols
Published in Atmospheric chemistry and physics (20-11-2020)“…The composition, morphology, and mixing structure of individual cloud residues (RES) and interstitial particles (INT) at a mountaintop site were investigated…”
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Atmospheric Processing of Particulate Imidazole Compounds Driven by Photochemistry
Published in Environmental science & technology letters (12-04-2022)“…As a potential fraction of brown carbon, particulate imidazole compounds may initiate photosensitive reactions and have substantial radiative effects. However,…”
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