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August 21, 2025Open Access

Measurement Report: New insights into the boundary layer revolution impact on new particle formation characteristics in three megacities of China

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Authors

HHHancheng HuYZYidan ZhangYLYuting Li

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Overview

Measurement report shows distinct particle growth types in three megacities, indicating boundary layer effects on air quality.

Key Points

  • New particle formation events contribute over 60% of ultrafine particles in the boundary layer, showing significant environmental impacts.
  • Survival parameters during NPF events ranged widely, with Type I events exhibiting unique growth dynamics under stable boundary layer conditions.
  • Analysis across three major cities, Beijing, Guangzhou, and Shanghai, revealed distinct characteristics and sources of particle formation events.
  • Findings suggest the need for targeted atmospheric management strategies in response to local factors impacting air quality.

Cite This Study

Hu et al. (2025) studied this question.

synapsesocial.com/papers/68af4eb9ad7bf08b1ead7a08https://doi.org/10.5194/egusphere-2025-3637
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