Search Results - "Chandra Mouli Pavuluri"
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Evidence for 13-carbon enrichment in oxalic acid via iron catalyzed photolysis in aqueous phase
Published in Geophysical research letters (01-02-2012)“…To investigate the effect of photochemical aging on the stable carbon isotopic ratio (δ13C) of oxalic acid (OxA), a dominant organic species in atmospheric…”
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2
Large contributions of biogenic and anthropogenic sources to fine organic aerosols in Tianjin, North China
Published in Atmospheric chemistry and physics (03-01-2020)“…In order to better understand the molecular composition and sources of organic aerosols in Tianjin, a coastal megacity in North China, ambient fine aerosol…”
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3
Molecular and spatial distributions of dicarboxylic acids, oxocarboxylic acids, and α-dicarbonyls in marine aerosols from the South China Sea to the eastern Indian Ocean
Published in Atmospheric chemistry and physics (10-06-2020)“…Marine aerosol samples collected from the South China Sea (SCS) to the eastern Indian Ocean (EIO) during a cruise from 10 March to 26 April 2015 were studied…”
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4
Impact of biogenic secondary organic aerosol (SOA) loading on the molecular composition of wintertime PM2.5 in urban Tianjin: an insight from Fourier transform ion cyclotron resonance mass spectrometry
Published in Atmospheric chemistry and physics (09-02-2023)“…Biomass burning is one of the key sources of urban aerosols in the North China Plain, especially during winter, when the impact of secondary organic aerosols…”
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5
Time-resolved variations in the distributions of inorganic ions, carbonaceous components, dicarboxylic acids and related compounds in atmospheric aerosols from Sapporo, northern Japan during summertime
Published in Atmospheric environment (1994) (01-12-2012)“…To better understand time-resolved variations of water-soluble organic aerosols in the atmosphere, we collected atmospheric particles (TSP) every 3 h during…”
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Enrichment of 13C in diacids and related compounds during photochemical processing of aqueous aerosols: New proxy for organic aerosols aging
Published in Scientific reports (04-11-2016)“…To investigate the applicability of compound specific stable carbon isotope ratios (δ 13 C) of organics in assessment of their photochemical aging in the…”
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7
Water-soluble organic carbon, dicarboxylic acids, ketoacids, and α-dicarbonyls in the tropical Indian aerosols
Published in Journal of Geophysical Research: Atmospheres (16-06-2010)“…Tropical aerosol (PM10) samples (n = 49) collected from southeast coast of India were studied for water‐soluble dicarboxylic acids (C2–C12), ketocarboxylic…”
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8
Modification of chitosan macromolecule and its mechanism for the removal of Pb(II) ions from aqueous environment
Published in International journal of biological macromolecules (01-09-2019)“…It is well-known that heavy metals are non-biodegradable and have been showing remarkable impacts on the environment, public health and economics. Because of…”
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9
Why airborne transmission hasn't been conclusive in case of COVID-19? An atmospheric science perspective
Published in The Science of the total environment (15-06-2021)“…Airborne transmission is one of the routes for the spread of COVID-19 which is caused by inhalation of smaller droplets11Droplets have diameter >5 μm (also…”
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Measurement report: Chemical components and 13C and 15N isotope ratios of fine aerosols over Tianjin, North China: year-round observations
Published in Atmospheric chemistry and physics (01-02-2023)“…To better understand the origins and seasonality of atmospheric aerosols in North China, we collected fine aerosols (PM2.5) at an urban site (Nankai District,…”
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Measurement report: Optical properties and sources of water-soluble brown carbon in Tianjin, North China – insights from organic molecular compositions
Published in Atmospheric chemistry and physics (19-05-2022)“…Brown carbon (BrC) aerosols exert vital impacts on climate change and atmospheric photochemistry due to their light absorption in the wavelength range from…”
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12
Measurement report: Optical characterization, seasonality, and sources of brown carbon in fine aerosols from Tianjin, North China: year-round observations
Published in Atmospheric chemistry and physics (23-05-2024)“…To investigate the optical characteristics and sources of brown carbon (BrC) in North China, where the atmospheric aerosol loadings are high and have severe…”
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13
Elevated nitrogen isotope ratios of tropical Indian aerosols from Chennai: Implication for the origins of aerosol nitrogen in South and Southeast Asia
Published in Atmospheric environment (1994) (01-09-2010)“…To better understand the origins of aerosol nitrogen, we measured concentrations of total nitrogen (TN) and its isotope ratios (δ 15N) in tropical Indian…”
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14
Stable carbon isotopic compositions of total carbon, dicarboxylic acids and glyoxylic acid in the tropical Indian aerosols: Implications for sources and photochemical processing of organic aerosols
Published in Journal of Geophysical Research (29-09-2011)“…The tropical Indian aerosols (PM10) collected on day‐ and nighttime bases in winter and summer, 2007 from Chennai (13.04°N; 80.17°E) were studied for stable…”
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15
Molecular distributions and compound-specific stable carbon isotopic compositions of lipids in wintertime aerosols from Beijing
Published in Scientific reports (08-06-2016)“…Molecular distributions and stable carbon isotopic compositions (δ 13 C) of n -alkanes, fatty acids and n -alcohols were investigated in urban aerosols from…”
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16
Biphenyl Backbone-Based (Bis)Urea and (Bis)Thiourea Derivatives as Antimicrobial and Antioxidant Agents and Evaluation of Docking Studies and ADME Properties
Published in Polycyclic aromatic compounds (09-08-2023)“…In the present study, a new series of (bis)ureas 11(a-f) and (bis)thioureas 13(a-f) of 3,3'-dimethoxy-[1,1'-biphenyl]-4,4'-diamine dihydrochloride (9) has been…”
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Molecular characterization and spatial distribution of dicarboxylic acids and related compounds in fresh snow in China
Published in Environmental pollution (1987) (15-12-2021)“…Low molecular weight organic compounds are ubiquitous in the atmosphere. However, knowledge on their concentrations and molecular distribution in fresh snow…”
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Distribution and 13C Signature of Dicarboxylic Acids and Related Compounds in Fine Aerosols Near Underground Coal Fires in North China: Implications for Fossil Origin of Azelaic Acid
Published in Journal of geophysical research. Atmospheres (27-09-2023)“…To understand the characteristics of chemical components and dicarboxylic acids, oxocarboxylic acids and α‐dicarbonyls in atmospheric aerosols at underground…”
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19
Implications for biomass/coal combustion emissions and secondary formation of carbonaceous aerosols in North China
Published in RSC advances (01-01-2018)“…To understand the origins, secondary formation and seasonality of carbonaceous aerosols in North China, we collected PM samples on day- and night-time bases in…”
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20
Source forensics of n-alkanes and n-fatty acids in urban aerosols using compound specific radiocarbon/stable carbon isotopic composition
Published in Environmental research letters (01-07-2020)“…n-Alkanes and fatty acids are important molecular markers for the source apportionment of organic matter in the atmosphere. Traditional approaches to date have…”
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