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From:Atmospheric Measurement Techniques (Vol. 14, Issue 12) Peer-ReviewedAtmospheric particles have several impacts on health and the environment, especially in urban areas. Parts of those particles are not fresh and have undergone atmospheric chemical and physical processes. Due to a lack of...
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From:Atmospheric Chemistry and Physics (Vol. 20, Issue 16) Peer-ReviewedAtmospheric aerosols contribute some of the greatest uncertainties to estimates of global radiative forcing and have significant effects on human health. New particle formation (NPF) is the process by which new aerosols...
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From:Biogeosciences (Vol. 15, Issue 15) Peer-Reviewed
At a local level, biogenic isoprene emissions can greatly affect the air quality of urban areas surrounded by large vegetation sources, such as in the Mediterranean region. The impacts of future warmer and drier...
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From:Atmospheric Chemistry and Physics (Vol. 21, Issue 6) Peer-ReviewedChanges in engine technologies and after-treatment devices can profoundly alter the chemical composition of the emitted pollutants. To investigate these effects, we characterized the emitted particles' chemical...
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From:Atmospheric Chemistry and Physics (Vol. 18, Issue 9) Peer-ReviewedVarious studies have reported that the photochemical nucleation of new ultrafine particles (UFPs) in urban environments within high insolation regions occurs simultaneously with high ground ozone (O.sub.3)...
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From:Atmospheric Chemistry and Physics (Vol. 18, Issue 15) Peer-Reviewed
Vapor wall loss has only recently been shown a potentially significant bias in atmospheric chamber studies. Yet, previous works aiming at the determination of the degradation rate of semi-volatile organic compounds...
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From:Atmospheric Measurement Techniques (Vol. 2016) Peer-ReviewedHyphenated laser ablation-mass spectrometry instruments have been recognized as useful analytical tools for the detection and chemical characterization of aerosol particles. Here we describe the performances of a Laser...
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From:Atmospheric Chemistry and Physics (Vol. 18, Issue 22) Peer-Reviewed
The vertical profile of new particle formation (NPF) events was studied by comparing the aerosol size number distributions measured aloft and at surface level in a suburban environment in Madrid, Spain, using...
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From:Atmospheric Chemistry and Physics (Vol. 17, Issue 1) Peer-ReviewedOrganic gases emitted during the flaming phase of residential wood combustion are characterized individually and by functionality using proton transfer reaction time-of-flight mass spectrometry. The evolution of the...
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From:Atmospheric Chemistry and Physics (Vol. 21, Issue 6) Peer-ReviewedOrganic nitrates are secondary species in the atmosphere. Their fate is related to the chemical transport of pollutants from polluted areas to more distant zones. While their gas-phase chemistry has been studied, their...
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From:Atmospheric Chemistry and Physics (Vol. 21, Issue 9) Peer-ReviewedThis study reports results of PM.sub.1 chemical composition determined using a Time-of-Flight Aerosol Chemical Speciation Monitor (ToF-ACSM) over a 14-month period (1 February 2017-13 April 2018) at the...
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From:Atmospheric Chemistry and Physics (Vol. 18, Issue 10) Peer-ReviewedA thermal desorption aerosol gas chromatograph coupled to a high resolution -- time of flight -- aerosol mass spectrometer (TAG-AMS) was connected to an atmospheric chamber for the molecular characterization of the...
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From:Atmospheric Chemistry and Physics (Vol. 17, Issue 12) Peer-ReviewedBiogenic volatile organic compounds (BVOCs) emitted by plants represent a large source of carbon compounds released into the atmosphere, where they account for precursors of tropospheric ozone and secondary organic...