Yuyang Chen

ORCID: 0000-0002-5220-0501
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About
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Research Areas
  • Atmospheric Ozone and Climate
  • Atmospheric chemistry and aerosols
  • Atmospheric and Environmental Gas Dynamics
  • Air Quality and Health Impacts
  • Climate variability and models
  • Air Quality Monitoring and Forecasting
  • Effects and risks of endocrine disrupting chemicals
  • Arctic and Antarctic ice dynamics
  • Atmospheric aerosols and clouds
  • Dialysis and Renal Disease Management
  • COVID-19 impact on air quality
  • Acute Ischemic Stroke Management
  • Intracerebral and Subarachnoid Hemorrhage Research
  • Electrolyte and hormonal disorders
  • Methane Hydrates and Related Phenomena
  • COVID-19 Pandemic Impacts
  • Public Relations and Crisis Communication
  • Neuroscience of respiration and sleep
  • Potassium and Related Disorders
  • Spinal Hematomas and Complications
  • Microplastics and Plastic Pollution
  • TGF-β signaling in diseases
  • Misinformation and Its Impacts
  • Inflammatory Biomarkers in Disease Prognosis
  • Muscle and Compartmental Disorders

Southern University of Science and Technology
2021-2025

Jiangsu University
2024

First People's Hospital of Kunshan
2024

Central University of Finance and Economics
2024

Fujian Provincial Hospital
2024

Fujian Medical University
2024

Sun Yat-sen University
2024

Tianjin Hospital
2024

Sun Yat-sen Memorial Hospital
2024

Beijing Normal University
2019

Bisphenol A (BPA) analogues, used in a range of products due to health concerns regarding BPA, have emerged as ubiquitous environmental contaminants worldwide. This study aims evaluate the levels nine bisphenols (BPs) and eight biomarkers (malondialdehyde, MDA; 8-hydroxy-2′-deoxyguanosine, 8-OHdG; estradiol, E2; follicle-stimulating hormone, FSH; luteinizing LH; complement compound 3, C3; immunoglobulin M, IgM c-reaction protein, CRP) human serum (n = 353) explore their potential...

10.1021/acs.est.0c07587 article EN cc-by-nc-nd Environmental Science & Technology 2021-01-26

Satellite HCHO data are widely used as a reliable proxy of non-methane volatile organic compounds (NMVOCs) to constrain underlying emissions and chemistry. Here, we examine global significant changes in columns at the early stage COVID-19 pandemic (January-April 2020) compared with same period 2019 observations from TROPOspheric Monitoring Instrument (TROPOMI). decline (11.0%) Northern China Plain (NCP) because combination meteorological impacts, lower yields NO

10.1029/2020gl091265 article EN cc-by Geophysical Research Letters 2021-02-03

Abstract The frequency, intensity, and duration of extreme heatwaves are projected to increase in the global context climate change. However, evidence how anthropogenic emissions respond further impact air quality remains elusive. Here, we use satellite remote sensing measurements alongside chemical transport model simulations reveal abrupt variations primary secondary pollutants introduced by heatwaves. We highlight from China India, where sulfur dioxide (SO 2 ) nitrogen (NO columns over...

10.1029/2023ef003937 article EN cc-by-nc-nd Earth s Future 2024-02-01

Immunosuppression and malnutrition play pivotal roles in the complications of intracerebral hemorrhage (ICH) are intricately linked to development stroke-associated pneumonia (SAP). Inflammatory markers, including NLR (neutrophil-to-lymphocyte ratio), SII (systemic immune inflammation index), SIRI inflammatory response SIS score), along with nutritional indexes such as CONUT (controlling status) PNI (prognostic crucial indicators influencing state following ICH. In this study, our objective...

10.1038/s41598-024-67227-y article EN cc-by Scientific Reports 2024-07-13

Sulfur hexafluoride (SF6), nitrogen trifluoride (NF3), and three types of perfluorocarbons (PFCs; PFC-14, PFC-116, PFC-318) are perfluorinated greenhouse gases (PF-GHGs). PF-GHGs have long atmospheric lifetimes global warming potentials thousands times greater than carbon dioxide (CO2). Using high-frequency continuous in situ observations from the Xichong Monitoring station at Shenzhen, China a Bayesian inversion framework, we assess 2021-2023 PF-GHG emissions southeastern China, region...

10.5194/egusphere-egu25-5703 preprint EN 2025-03-14

Abstract Sulfur hexafluoride (), nitrogen trifluoride and three perfluorocarbons (PFCs; , ‐) are perfluorinated greenhouse gases (PF‐GHGs) with long atmospheric lifetimes high global warming potentials. Using high‐frequency observations a Bayesian inversion framework, we assess 2021–2023 PF‐GHG emissions in southeastern China, rapidly industrializing region. Total rise from 69.50 (55.16–84.97) 2021 to 96.19 (69.53–127.14) Mt ‐eq 2023, accounting for 21.74% of total 2023. nearly double,...

10.1029/2024gl111393 article EN cc-by-nc-nd Geophysical Research Letters 2025-03-20

The North China Craton (NCC) is the oldest block in eastern China. Since it cratonized during Paleoproterozoic, NCC experienced a stable tectonic period Paleozoic. During Meso-Cenozoic, was influenced by three domains (the Paleo Asian, Tethys and Pacific Ocean). that time, multiple deformation events associated with Indosinian, Yanshannian Himalayan orogeny. phase,  lithospheric thinning destruction. This potentially formation of plateau surface mean elevation approximately 2000 m....

10.5194/egusphere-egu25-16752 preprint EN 2025-03-15

Abstract Emissions of air pollutants and their precursors in urban closely relate to urbanization involving economic development, population growth, industrialization. Here we use formaldehyde (HCHO) columns from the TROPOspheric Monitoring Instrument (TROPOMI), night‐time light (NTL) radiance Visible Infrared Imaging Radiometer Suite, density data as respective proxies explore how anthropogenic non‐methane volatile organic compound (NMVOC) emissions evolve with Asia. HCHO correlate...

10.1029/2022gl099470 article EN cc-by-nc Geophysical Research Letters 2022-09-17

Abstract Non‐methane volatile organic compounds (NMVOCs) have a significant impact on air quality in urban areas. Detecting NMVOCs emission with its proxy HCHO scales from space, however, has been limited by the lack of discernible enhancement. Here we show clear plumes 16 cities over globe rotating TROPOspheric Monitoring Instrument pixels according to wind directions. We fit downwind structure exponentially modified Gaussian approach quantify effective production rates between 7.0 and 88.5...

10.1029/2023gl106062 article EN cc-by-nc Geophysical Research Letters 2023-12-22

The inflammatory response holds paramount significance in the context of intracerebral hemorrhage (ICH) and exhibits a robust correlation with mortality rates. Biological markers such as neutrophil-to-lymphocyte ratio (NLR), platelet-to-lymphocyte (PLR), lymphocyte-to-monocyte (LMR), systemic immune inflammation index (SII), (SIRI) play crucial roles influencing following ICH. This study aims to compare predictive efficacy NLR, PLR, LMR, SII, SIRI concerning risk intensive care unit (ICU)...

10.3389/fpubh.2024.1373585 article EN cc-by Frontiers in Public Health 2024-08-02

Abstract. The applications of geostationary (GEO) satellite measurements at an unprecedented spatial and temporal resolution from the Geostationary Environment Monitoring Spectrometer (GEMS) for monitoring forecasting alarming ozone pollution in Asia through data assimilation remain early stage. Here we investigate benefit multiple observations GEMS satellite, low Earth orbit (LEO) surface networks on summertime simulations individual or joint assimilation, built our previous observing...

10.5194/acp-23-3731-2023 article EN cc-by Atmospheric chemistry and physics 2023-03-28

Abstract The recovery of the ozone layer relies on decreasing atmospheric mixing ratios ozone-depleting substances (ODSs), including chlorofluorocarbons (CFCs). A significant decline in ratio trichlorofluoromethane (CFC-11 or <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"> <mml:mrow> <mml:msub> <mml:mi>CCl</mml:mi> <mml:mn>3</mml:mn> </mml:msub> <mml:mi mathvariant="normal">F</mml:mi> </mml:mrow> </mml:math> ), second most abundant CFC, has been observed since...

10.1088/1748-9326/ad5857 article EN cc-by Environmental Research Letters 2024-06-25

The current research focuses on the effects of nutritional supplementation and exercise dialysis patients, but whether physical activity (PA) can reduce risk adverse outcomes for patients with different status is not clear. maintenance hemodialysis (MHD) were recruited from April 2021 to 2022. information PA was obtained international questionnaire (IPAQ). cardiovascular death, myocardial infarction, stroke, heart failure, atrial fibrillation, tumor all-cause death. We used COX proportional...

10.1038/s41598-024-67707-1 article EN cc-by-nc-nd Scientific Reports 2024-07-23

Ozone production sensitivity is widely used to reveal the chemical dominant precursors of urban ozone rise. Here, we diagnose impact decline in global human activities level caused by COVID-19 on through ratio formaldehyde (HCHO) and NO2 (FNR = HCHO/NO2) observations from TROPOspheric Monitoring Instrument. We use a relative uncertainty threshold clean satellite FNR, our FNR present good correlation (R 0.6248) with U.S. Environmental Protection Agency observations. found that outbreak did...

10.1016/j.jes.2024.07.029 article EN cc-by-nc-nd Journal of Environmental Sciences 2024-08-01

Background Electrolyte disturbances are prevalent complications in critically ill patients with sepsis, significantly impacting patient prognosis. However, the specific association between serum potassium levels and mortality risk this population remains poorly understood. This study aimed to investigate during hospitalization of 28-day 90-day sepsis. Methods Data were obtained from Medical Information Mart for Intensive Care (MIMIC-IV) database, severe sepsis requiring ICU admission...

10.1371/journal.pone.0314872 article EN cc-by PLoS ONE 2024-12-09

Abstract Bromine monoxide (BrO) plays an important role in tropospheric chemistry. The state‐of‐the‐science TROPOspheric Monitoring Instrument (TROPOMI) offers the potential to monitor atmospheric composition with a fine spatial resolution of up 5.5 × 3.5 km 2 . We present here retrieval BrO columns from TROPOMI. implement stratospheric correction scheme using climatological approach based on latest GEOS‐Chem High Performance chemical transport model, and improve air mass factor calculation...

10.1029/2023jd039091 article EN cc-by-nc Journal of Geophysical Research Atmospheres 2023-12-21

Temperature is the principal driver of global HCHO and its primary oxidation precursor biogenic volatile organic compounds (BVOCs). We revisit such a temperature (T-) dependency globally, leveraging TROPOMI column data. find substantial variations in T-dependency across plant functional types (PFTs), with highest over Broadleaf Evergreen Tropical Trees (doubling every 6.0 K ± 2.1 K) lowest Arctic C3 Grass 30.8 9.6 K). The GEOS-Chem model interprets columns’ at PFT level (r = 0.87), 16%...

10.22541/essoar.171805097.76930151/v1 preprint EN Authorea (Authorea) 2024-06-10

The abundance of hydrofluorocarbons (HFCs) in the atmosphere is increasing and significant importance to Earth's system. It thus crucial investigate spatial distribution HFC emissions. However, inversion modeling, a commonly used approach, susceptible errors from a-priori emissions, grids, observations, other parameters. In this study, we conduct Observing System Simulation Experiment (OSSE) evaluate impact parameters on emission estimates, focusing HFC-134a at newly established Xichong...

10.1016/j.atmosenv.2024.120715 article EN cc-by Atmospheric Environment 2024-07-26

Abstract Temperature is the principal driver of global atmospheric formaldehyde (HCHO) and its primary oxidation precursor biogenic volatile organic compounds (BVOCs). We revisit such a temperature (T‐) dependency globally, leveraging TROPOMI HCHO column data. find substantial variations in T‐dependency across plant functional types (PFTs), with highest over Broadleaf Evergreen Tropical Trees (doubling every 6.0 K ± 4.1 K) lowest Arctic C3 Grass 30.8 9.6 K). The GEOS‐Chem model interprets...

10.1029/2024jd041784 article EN cc-by-nc-nd Journal of Geophysical Research Atmospheres 2024-10-30
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