Wanyun Xu
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View article: Mistletoe Viscum coloratum maintains a stable mutualistic network in temperate forest by strategic seed provisioning to avian dispersers
Mistletoe Viscum coloratum maintains a stable mutualistic network in temperate forest by strategic seed provisioning to avian dispersers Open
Mutualistic interactions between plants and their seed dispersers are essential for maintaining global biodiversity and ecosystem functions. Mistletoe (Viscum coloratum), avian dispersers, and host trees form a distinctive ecological netwo…
View article: Numerical Investigation of Ventilated Cavities Around a Rudder-Equipped Axisymmetric Body
Numerical Investigation of Ventilated Cavities Around a Rudder-Equipped Axisymmetric Body Open
As an efficient drag reduction technique, ventilated cavity technology demonstrates significant application in underwater launch systems. This study employs numerical simulations to systematically examine the ventilated cavity flow charact…
View article: Snow‐Induced Perturbations in Nitrous Acid (HONO) Levels: Insights Into Heterogeneous Reactions During Wintertime in Mid‐Latitude Regions
Snow‐Induced Perturbations in Nitrous Acid (HONO) Levels: Insights Into Heterogeneous Reactions During Wintertime in Mid‐Latitude Regions Open
Nitrous acid (HONO) governs wintertime hydroxyl radical (OH) production, critically linking radical cycling, tropospheric oxidative capacity, and air pollution. During a mid‐latitude snowfall event, rapid HONO enrichment was observed along…
View article: Incorporating the ECOSTRESS diurnal thermal infrared data in urban land cover classification
Incorporating the ECOSTRESS diurnal thermal infrared data in urban land cover classification Open
Understanding accurate urban land cover is essential for thermal environment research. Previous studies, however, have often overlooked the distinctive thermal features among urban built-up areas when conducting land cover classification. …
View article: Formation of highly absorptive secondary brown carbon through nighttime multiphase chemistry of biomass burning emissions
Formation of highly absorptive secondary brown carbon through nighttime multiphase chemistry of biomass burning emissions Open
Biomass burning is a major global source of both primary brown carbon (BrC) and reactive trace gases in the atmosphere and thus has a significant impact on global climate and regional atmospheric chemistry. However, a substantial gap remai…
View article: Cross‐Regional Horizontal and Vertical Transport Pathways of Carbon Monoxide and Its Impact on Air Pollution in the Tibetan Plateau
Cross‐Regional Horizontal and Vertical Transport Pathways of Carbon Monoxide and Its Impact on Air Pollution in the Tibetan Plateau Open
Carbon monoxide (CO) is an ideal tracer for tracking cross‐regional transport of anthropogenic pollution due to its longer atmospheric lifetime. This study analyzed the seasonal variations of CO over the Tibetan Plateau (TP) using surface …
View article: Theoretical framework for measuring cloud effective supersaturation fluctuations with an advanced optical system
Theoretical framework for measuring cloud effective supersaturation fluctuations with an advanced optical system Open
Supersaturation is crucial in cloud physics, determining aerosol activation and influencing cloud droplet size distributions, yet its measurement remains challenging and poorly constrained. This study proposes a theoretical framework to si…
View article: Ozone deposition measurements over wheat fields in the North China Plain: variability and related factors of deposition flux and velocity
Ozone deposition measurements over wheat fields in the North China Plain: variability and related factors of deposition flux and velocity Open
Ozone (O3) deposition is the main sink of surface O3, exerting great influences on air quality and ecosystems. Due to instrument limitations and method shortages, O3 deposition was less observed and investigated in China, where O3 has been…
View article: Formation of Highly Absorptive Secondary Brown Carbon Through Nighttime Multiphase Chemistry of Biomass Burning Emissions
Formation of Highly Absorptive Secondary Brown Carbon Through Nighttime Multiphase Chemistry of Biomass Burning Emissions Open
Biomass burning is a major global source of both primary brown carbon (BrC) and reactive trace gases in the atmosphere, thus exerts significant impacts on global climate and regional atmospheric chemistry. However, a substantial gap remain…
View article: Theoretical Framework for Measuring Cloud Effective Supersaturation Fluctuations with an Advanced Optical System
Theoretical Framework for Measuring Cloud Effective Supersaturation Fluctuations with an Advanced Optical System Open
Supersaturation is crucial in cloud physics, determining aerosol activation and influencing cloud droplet size distributions, yet its measurement remains challenging and poorly constrained. This study proposes a theoretical framework to si…
View article: Hygroscopic growth and activation changed submicron aerosol composition and properties in the North China Plain
Hygroscopic growth and activation changed submicron aerosol composition and properties in the North China Plain Open
Aerosol hygroscopic growth and activation under high-relative-humidity (RH) conditions significantly influence the physicochemical properties of submicron aerosols (PM1). However, this process remains poorly characterized due to limited me…
View article: Markedly different impacts of primary emissions and secondary aerosol formation on aerosol mixing states revealed by simultaneous measurements of CCNC, H(/V)TDMA, and SP2
Markedly different impacts of primary emissions and secondary aerosol formation on aerosol mixing states revealed by simultaneous measurements of CCNC, H(/V)TDMA, and SP2 Open
This study compares aerosol mixing-state parameters obtained via simultaneous measurements using DMA–CCNC, H(/V)TDMA, and DMA–SP2, shedding light on the impacts of primary aerosol emissions and secondary aerosol (SA) formation. The …
View article: Low Hygroscopicity of Newly Formed Particles on the North China Plain and Its Implications for Nanoparticle Growth
Low Hygroscopicity of Newly Formed Particles on the North China Plain and Its Implications for Nanoparticle Growth Open
The growth of newly formed particles through new particle formation (NPF) contributes a significant fraction to the cloud condensation nuclei, yet the driving mechanisms remain unclear, especially for polluted environments. To investigate …
View article: Comment on egusphere-2024-998
Comment on egusphere-2024-998 Open
Abstract. Aerosol hygroscopic growth and activation under high relative humidity (RH) conditions significantly influence the physicochemical properties of submicron aerosols (PM1). However, this process remains poorly characterized due to …
View article: Comment on egusphere-2024-998
Comment on egusphere-2024-998 Open
Abstract. Aerosol hygroscopic growth and activation under high relative humidity (RH) conditions significantly influence the physicochemical properties of submicron aerosols (PM1). However, this process remains poorly characterized due to …
View article: The Impact of Agroecosystems on Nitrous Acid (HONO) Emissions during Spring and Autumn in the North China Plain
The Impact of Agroecosystems on Nitrous Acid (HONO) Emissions during Spring and Autumn in the North China Plain Open
Solar radiation triggers atmospheric nitrous acid (HONO) photolysis, producing OH radicals, thereby accelerating photochemical reactions, leading to severe secondary pollution formation. Missing daytime sources were detected in the extensi…
View article: Hygroscopic Growth and Activation Changed Submicron Aerosol Composition and Properties in North China Plain
Hygroscopic Growth and Activation Changed Submicron Aerosol Composition and Properties in North China Plain Open
Aerosol hygroscopic growth and activation under high relative humidity (RH) conditions significantly influence the physicochemical properties of submicron aerosols (PM1). However, this process remains poorly characterized due to limited me…
View article: Comment on egusphere-2024-643
Comment on egusphere-2024-643 Open
Abstract. Ozone (O3) deposition is closely related to air quality, ecosystem and climate changes. Due to the instrument and method shortage, O3 deposition was less observed and investigated in China, experiencing significantly increasing O…
View article: Ozone deposition measurements over wheat fields in the North China Plain: variability and related factors of deposition flux and velocity
Ozone deposition measurements over wheat fields in the North China Plain: variability and related factors of deposition flux and velocity Open
Ozone (O3) deposition is closely related to air quality, ecosystem and climate changes. Due to the instrument and method shortage, O3 deposition was less observed and investigated in China, experiencing significantly increasing O3 exposure…
View article: Ozone deposition measurements over wheat fields in the North China Plain
Ozone deposition measurements over wheat fields in the North China Plain Open
Ozone (O3) deposition contributes 20% to the annual global tropospheric O3 loss, affecting surface air quality,, the ecosystem and climate change. Limited by the instrument and method shortage, O3 deposition in China, experiencing signific…
View article: Divergent Impacts of Biomass Burning and Fossil Fuel Combustion Aerosols on Fog‐Cloud Microphysics and Chemistry: Novel Insights From Advanced Aerosol‐Fog Sampling
Divergent Impacts of Biomass Burning and Fossil Fuel Combustion Aerosols on Fog‐Cloud Microphysics and Chemistry: Novel Insights From Advanced Aerosol‐Fog Sampling Open
Activation of biomass burning aerosols (BBA) and fossil fuel combustion aerosols (FFA) in fogs and clouds significantly impact regional air quality through aqueous chemistry and climate by affecting cloud microphysics. However, we lack dir…