Evidence map›Paper›PMID 39318851›Full record

ArticleAtmospheric chemistry and physics2024

A better representation of VOC chemistry in WRF-Chem and its impact on ozone over Los Angeles.

Qindan Zhu, Rebecca H Schwantes, Matthew Coggon, Colin Harkins, Jordan Schnell, Jian He, Havala O T Pye, Meng Li, Barry Baker, Zachary Moon and 20 more

Abstract read
In one paragraph

Article in Atmospheric chemistry and physics, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

  1. Article
  2. Article
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  4. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

30 authors.

Qindan ZhuNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Rebecca H SchwantesNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Matthew CoggonNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Colin HarkinsNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Jordan SchnellNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Jian HeNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Havala O T PyeOffice of Research and Development, U.S. Environmental Protection Agency, Research Triangle Park, North Carolina 27711, United States.
Meng LiNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Barry BakerNOAA Air Resources Laboratory, College Park, MD 20740, USA.
Zachary MoonNOAA Air Resources Laboratory, College Park, MD 20740, USA.
Ravan AhmadovNOAA Global Systems Laboratory, Boulder, CO, United States.
Eva Y PfannerstillDepartment of Environmental Science and Policy Management, University of California, Berkeley, Berkeley, CA 94720, United States.
Bryan PlaceOffice of Research and Development, U.S. Environmental Protection Agency, Research Triangle Park, North Carolina 27711, United States.
Paul WooldridgeDepartment of Chemistry, University of California, Berkeley, Berkeley, CA 94720, United States.
Benjamin C SchulzeDepartment of Environmental Science and Engineering, California Institute of Technology, Pasadena, CA 91125, United States.
Caleb ArataDepartment of Civil and Environmental Engineering, University of California, Berkeley, Berkeley, CA 94720, United States.
Anthony BucholtzDepartment of Meteorology, Naval Postgraduate School, Monterey, CA 93943, United States.
John H SeinfeldDepartment of Environmental Science and Engineering, California Institute of Technology, Pasadena, CA 91125, United States.
Carsten WarnekeNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Chelsea E StockwellNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Lu XuNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Kristen ZuraskiNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Michael A RobinsonNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Andy NeumanNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Patrick R VeresNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Jeff PeischlNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Steven S BrownNOAA Chemical Sciences Laboratory, Boulder, CO, United States.
Allen H GoldsteinDepartment of Environmental Science and Policy Management, University of California, Berkeley, Berkeley, CA 94720, United States.
Ronald C CohenDepartment of Chemistry, University of California, Berkeley, Berkeley, CA 94720, United States.
Brian C McDonaldNOAA Chemical Sciences Laboratory, Boulder, CO, United States.

Funding

Intramural EPA EPA999999
6 · The paper itself

Abstract

The declining trend in vehicle emissions has underscored the growing significance of Volatile Organic Compound (VOC) emissions from Volatile Chemical Products (VCP). However, accurately representing VOC chemistry in simplified chemical mechanisms remains challenging due to its chemical complexity including speciation and reactivity. Previous studies have predominantly focused on VOCs from fossil fuel sources, leading to an underrepresentation of VOC chemistry from VCP sources. We developed an integrated chemical mechanism, RACM2B-VCP, that is compatible with WRF-Chem and is aimed to enhance the representation of VOC chemistry, particularly from VCP sources, within the present urban environment. Evaluation against the Air Quality System (AQS) network data demonstrates that our model configured with RACM2B-VCP reproduces both the magnitude and spatial variability of O

Identifiers

PMID39318851
PMCPMC11417973

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.