Proton-transfer-reaction mass spectrometry: applications in atmospheric sciences

B Yuan, AR Koss, C Warneke, M Coggon… - Chemical …, 2017 - ACS Publications
Proton-transfer-reaction mass spectrometry (PTR-MS) has been widely used to study the
emissions, distributions, and chemical evolution of volatile organic compounds (VOCs) in …

PTR-MS and GC-MS as complementary techniques for analysis of volatiles: A tutorial review

T Majchrzak, W Wojnowski, M Lubinska-Szczygeł… - Analytica chimica …, 2018 - Elsevier
This tutorial review is a critical commentary on the combined use of two instrumental
analytical techniques, namely GC-MS and PTR-MS. The first mention of such an analytical …

Identifying and correcting interferences to PTR-ToF-MS measurements of isoprene and other urban volatile organic compounds

MM Coggon, CE Stockwell, MS Claflin… - Atmospheric …, 2024 - amt.copernicus.org
Proton-transfer-reaction time-of-flight mass spectrometry (PTR-ToF-MS) is a technique
commonly used to measure ambient volatile organic compounds (VOCs) in urban, rural, and …

[HTML][HTML] Characterization of a real-time tracer for isoprene epoxydiols-derived secondary organic aerosol (IEPOX-SOA) from aerosol mass spectrometer …

WW Hu, P Campuzano-Jost, BB Palm… - Atmospheric …, 2015 - acp.copernicus.org
Substantial amounts of secondary organic aerosol (SOA) can be formed from isoprene
epoxydiols (IEPOX), which are oxidation products of isoprene mainly under low-NO …

Observations of gas-and aerosol-phase organic nitrates at BEACHON-RoMBAS 2011

JL Fry, DC Draper, KJ Zarzana… - Atmospheric …, 2013 - acp.copernicus.org
At the Rocky Mountain Biogenic Aerosol Study (BEACHON-RoMBAS) field campaign in the
Colorado front range, July–August 2011, measurements of gas-and aerosol-phase organic …

A Library of Proton-Transfer Reactions of H3O+ Ions Used for Trace Gas Detection

D Pagonis, K Sekimoto, J de Gouw - Journal of the American …, 2019 - ACS Publications
We have collected data on the proton-transfer reactions with H3O+ ions for trace gas
detection into an online and publicly available library. The library allows users of proton …

In situ secondary organic aerosol formation from ambient pine forest air using an oxidation flow reactor

BB Palm, P Campuzano-Jost, AM Ortega… - Atmospheric …, 2016 - acp.copernicus.org
An oxidation flow reactor (OFR) is a vessel inside which the concentration of a chosen
oxidant can be increased for the purpose of studying SOA formation and aging by that …

Atmospheric benzenoid emissions from plants rival those from fossil fuels

PK Misztal, CN Hewitt, J Wildt, JD Blande, ASD Eller… - Scientific reports, 2015 - nature.com
Despite the known biochemical production of a range of aromatic compounds by plants and
the presence of benzenoids in floral scents, the emissions of only a few benzenoid …

Characteristics of wintertime VOCs in suburban and urban Beijing: concentrations, emission ratios, and festival effects

K Li, J Li, S Tong, W Wang, RJ Huang… - … Chemistry and Physics, 2019 - acp.copernicus.org
Measurements of volatile organic compounds (VOCs) were performed at a suburban site
and an urban site in Beijing during the winter of 2014–2015. The VOC concentrations and …

Effects of temperature-dependent NO emissions on continental ozone production

PS Romer, KC Duffey, PJ Wooldridge… - Atmospheric …, 2018 - acp.copernicus.org
Surface ozone concentrations are observed to increase with rising temperatures, but the
mechanisms responsible for this effect in rural and remote continental regions remain …