[HTML][HTML] Seasonal and spatial variability in the biogenic production and consumption of volatile organic compounds (VOCs) by marine plankton in the North Atlantic …

CL Davie-Martin, SJ Giovannoni… - Frontiers in Marine …, 2020 - frontiersin.org
Marine-derived volatile organic compounds (VOCs) influence global carbon cycling,
atmospheric reactions, and climate. Yet, the biogenic production (sources) and consumption …

[HTML][HTML] Studying urban climate and air quality in the Alps: the Innsbruck atmospheric observatory

T Karl, A Gohm, MW Rotach, HC Ward… - Bulletin of the …, 2020 - journals.ametsoc.org
Aksoyoglu, S., J. Keller, G. Ciarelli, ASH Prévôt, and U. Baltensperger, 2014: A model study
on changes of European and Swiss particulate matter, ozone and nitrogen deposition …

Field-dependent reduced ion mobilities of positive and negative ions in air and nitrogen in high kinetic energy ion mobility spectrometry (HiKE-IMS)

M Allers, AT Kirk, C Schaefer, D Erdogdu… - Journal of the …, 2020 - ACS Publications
In High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS), ions are formed in a reaction
region and separated in a drift region, which is similar to classical drift tube ion mobility …

Ion mobility shift of isotopologues in a high kinetic energy ion mobility spectrometer (HiKE-IMS) at elevated effective temperatures

C Schaefer, AT Kirk, M Allers… - Journal of the American …, 2020 - ACS Publications
Ion mobility spectrometers (IMS) separate ions mainly by ion–neutral collision cross section
and to a lesser extent by ion mass and effective temperature. When investigating …

Direct detection of gas-phase mercuric chloride by ion drift-chemical ionization mass spectrometry

AF Khalizov, FJ Guzman, M Cooper, N Mao… - Atmospheric …, 2020 - Elsevier
Mercury is a persistent environmental pollutant that enters the atmosphere mostly in
elemental form (Hg 0) and leaves in oxidized form. The atmospheric oxidation mechanism of …

Positive reactant ion formation in high kinetic energy ion mobility spectrometry (HiKE-IMS)

M Allers, AT Kirk, M Eckermann… - Journal of the …, 2020 - ACS Publications
In contrast to classical Ion Mobility Spectrometers (IMS) operating at ambient pressure, the
High Kinetic Energy Ion Mobility Spectrometer (HiKE-IMS) is operated at reduced pressures …

High Kinetic Energy Ion Mobility Spectrometry (HiKE-IMS) at 40 mbar

F Schlottmann, AT Kirk, M Allers… - Journal of the …, 2020 - ACS Publications
High Kinetic Energy Ion Mobility Spectrometers (HiKE-IMS) are usually operated at an
absolute pressure of 20 mbar reaching high reduced electric field strengths of up to 125 Td …

Sensitivity of tropospheric ozone over the Southeast USA to dry deposition

CB Baublitz, AM Fiore, OE Clifton, J Mao… - Geophysical …, 2020 - Wiley Online Library
Dry deposition (DD) is a major loss process for tropospheric ozone and some reactive
nitrogen and carbon precursors. We investigate the response of summertime ozone and its …

[HTML][HTML] Monoterpene Chemical Speciation with High Time Resolution Using a FastGC/PTR-MS: Results from the COV3ER Experiment on Quercus ilex

S Bsaibes, F Piel, V Gros, F Truong, F Lafouge… - Atmosphere, 2020 - mdpi.com
Monoterpenes (MTs) represent an important family of biogenic volatile organic compounds
(BVOCs) in terms of amount and chemical diversity. This family has been extensively studied …

[HTML][HTML] A low-activity ion source for measurement of atmospheric gases by chemical ionization mass spectrometry

YR Lee, Y Ji, DJ Tanner, LG Huey - Atmospheric Measurement …, 2020 - amt.copernicus.org
Most I--CIMSs (iodide chemical ionization mass spectrometers) for measurement of
atmospheric trace gases utilize a radioactive ion source with an initial activity of 10 or 20 …