Comparative analysis of methods for seasonal particulate organic nitrate estimation in urban areas

Abstract Accurately estimating particulate organic nitrate under high NOx and oxidizing conditions is critical. This study compared the NOx + ratio, unconstrained Positive Matrix Factorization (PMF), and Multilinear Engine-2 (ME2) methods to estimate particulate organic nitrate in Shanghai across di...

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Bibliographic Details
Main Authors: Wenfei Zhu, Jialin Shi, Song Guo, Qinghong Wang, Jun Chen, Shengrong Lou, Min Hu
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:npj Climate and Atmospheric Science
Online Access:https://doi.org/10.1038/s41612-025-00904-5
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