Zobrazeno 1 - 10
of 30 013
pro vyhledávání: '"L, Zeng"'
Autor:
X. He, X. Zheng, S. Guo, L. Zeng, T. Chen, B. Yang, S. Xiao, Q. Wang, Z. Li, Y. You, S. Zhang, Y. Wu
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 10655-10666 (2024)
The advancement of analytical techniques, such as comprehensive two-dimensional gas chromatography coupled with mass spectrometry (GC×GC–MS), enables the efficient separation of complex organics. Developing innovative methods for data processing a
Externí odkaz:
https://doaj.org/article/537a3abaa02b4e359123fcc2ff743691
Publikováno v:
Atmospheric Measurement Techniques, Vol 17, Pp 5113-5127 (2024)
Iodide-adduct time-of-flight chemical ionization mass spectrometry (I-CIMS) has been developed as a powerful tool for detecting the oxidation products of volatile organic compounds. However, the accurate quantification of species that do not have gen
Externí odkaz:
https://doaj.org/article/6a6d4890c4354423b6ffe304cef02a79
Autor:
Steven L. Zeng, Gloria X. Zhang, Denisse F. Porras, Caitrin M. Curtis, Adam D. Glener, J. Andres Hernandez, William M. Tian, Emmanuel O. Emovon, Brett T. Phillips
Publikováno v:
Archives of Plastic Surgery, Vol 51, Iss 01, Pp 139-146 (2024)
Background Applying into plastic surgery (PS) is competitive. Lacking a home residency program (HRP) is another barrier. Our goal is to characterize challenges faced by PS applicants without HRPs and identify solutions.
Externí odkaz:
https://doaj.org/article/53b076c6eb8044729e2ac0a1abf6e228
Autor:
C. Ye, K. Lu, X. Ma, W. Qiu, S. Li, X. Yang, C. Xue, T. Zhai, Y. Liu, X. Li, Y. Li, H. Wang, Z. Tan, X. Chen, H. Dong, L. Zeng, M. Hu, Y. Zhang
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 15455-15472 (2023)
HONO is an important precursor for OH radicals that impact secondary-pollutant production. However, there are still large uncertainties about different HONO sources which hinder accurate predictions of HONO concentration and hence atmospheric oxidati
Externí odkaz:
https://doaj.org/article/0f8a0fe191ce41788ca0759eede3a65b
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 5525-5535 (2023)
In the last few decades, various techniques, including spectroscopic, mass spectrometric, chemiluminescence and wet chemical methods, have been developed and applied for the detection of gaseous ammonia (NH3). We developed an online NH3 monitoring sy
Externí odkaz:
https://doaj.org/article/269f35508bec47a2b2f25e862de8b0ad
Autor:
C. Ye, S. Guo, W. Lin, F. Tian, J. Wang, C. Zhang, S. Chi, Y. Chen, Y. Zhang, L. Zeng, X. Li, D. Bu, J. Zhou, W. Zhao
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 10383-10397 (2023)
Hypoxia and adverse health outcomes might be affected by O3 pollution in the highland city of Lhasa. NOx emissions can amplify the role of volatile organic compounds (VOCs) in the secondary production of O3 under the conditions of high ultraviolet (U
Externí odkaz:
https://doaj.org/article/a5631aabd10c4165af005d5757ab7d09
Autor:
H. Hu, H. Wang, K. Lu, J. Wang, Z. Zheng, X. Xu, T. Zhai, X. Chen, X. Lu, W. Fu, X. Li, L. Zeng, M. Hu, Y. Zhang, S. Fan
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 8211-8223 (2023)
Nitrate radical (NO3) is an important nocturnal atmospheric oxidant in the troposphere that significantly affects the lifetime of pollutants emitted by anthropogenic and biogenic activities, especially volatile organic compounds (VOCs). Here, we used
Externí odkaz:
https://doaj.org/article/cb9251d0d5264f079ad577b9de1eb80e
Autor:
K. Qu, X. Wang, X. Cai, Y. Yan, X. Jin, M. Vrekoussis, M. Kanakidou, G. P. Brasseur, J. Shen, T. Xiao, L. Zeng, Y. Zhang
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 7653-7671 (2023)
Understanding the role of transport and photochemistry is essential to mitigate tropospheric ozone (O3) pollution within a region. In previous studies, the O3 concentration budget has been widely used to determine the contributions of two processes t
Externí odkaz:
https://doaj.org/article/aaafab1a6725434b9cbcb0b272b2650c
Autor:
Steven L. Zeng, BA, Raiven Harris, BA, William M. Tian, BS, Emmanuel O. Emovon, BS, Brett T. Phillips, MD, MBA
Publikováno v:
Plastic and Reconstructive Surgery, Global Open, Vol 12, Iss 2, p e5621 (2024)
Summary:. Given the recent change in Step 1 grading, medical students are faced with decisions surrounding the optimal Step examination order and timing. There is a current lack of guidance outside commonly used United States Medical Licensing Examin
Externí odkaz:
https://doaj.org/article/9e98bba74e5b403b9b9acd82037384e0
Publikováno v:
Geophysical Research Letters, Vol 51, Iss 1, Pp n/a-n/a (2024)
Abstract Furans are a major class of volatile organic compounds emitted from biomass burning. Their high reactivity with atmospheric oxidants leads to the formation of secondary organic aerosol (SOA), including secondary brown carbon (BrC) that can a
Externí odkaz:
https://doaj.org/article/0a4ccc17409d4508875e7c3099e0b12b