Zobrazeno 1 - 10
of 25 468
pro vyhledávání: '"J, Hao"'
Autor:
Q. Sun, P. Zhang, X. Jiao, X. Lin, W. Duan, S. Ma, Q. Pan, L. Chen, Y. Zhang, S. You, S. Liu, J. Hao, H. Li, D. Sun
Publikováno v:
Earth System Science Data, Vol 16, Pp 1333-1351 (2024)
Multifaceted regime shifts of Earth's surface are ongoing dramatically and – in turn – considerably alter the global carbon budget, energy balance and biogeochemical cycles. Sustainably managing terrestrial ecosystems necessitates a deeper compre
Externí odkaz:
https://doaj.org/article/290ac9050b33477db3d1d91b03d5f9f0
Autor:
X. Li, Y. Chen, Y. Li, R. Cai, C. Deng, J. Wu, C. Yan, H. Cheng, Y. Liu, M. Kulmala, J. Hao, J. N. Smith, J. Jiang
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 14801-14812 (2023)
Understanding the composition and sources of atmospheric ultrafine particles (UFPs) is essential in evaluating their exposure risks. It requires long-term measurements with high time resolution, which are scarce to date. We performed near-continuous
Externí odkaz:
https://doaj.org/article/ce7277ead2094e6682c1d080e82a46df
Publikováno v:
Geochemistry, Geophysics, Geosystems, Vol 25, Iss 2, Pp n/a-n/a (2024)
Abstract Uranium (U) is an important global energy resource and a redox sensitive trace element that reflects changing environmental conditions and geochemical cycling. The redox evolution of U mineral chemistry can be interrogated to understand the
Externí odkaz:
https://doaj.org/article/ab07c1357d0c4da586fca7eaf533f152
Autor:
S. Li, S. Wang, Q. Wu, Y. Zhang, D. Ouyang, H. Zheng, L. Han, X. Qiu, Y. Wen, M. Liu, Y. Jiang, D. Yin, K. Liu, B. Zhao, S. Zhang, Y. Wu, J. Hao
Publikováno v:
Earth System Science Data, Vol 15, Pp 2279-2294 (2023)
China is facing the challenge of synergistic reduction of air pollutants and CO2 emissions. However, the studies on its historical progress and future priorities are insufficient. This study compiled China's emission inventory of air pollutants and C
Externí odkaz:
https://doaj.org/article/49eec2f03bb54b5aa00a3d6730cd8204
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 4709-4726 (2023)
Atmospheric trace metals entail significant damages in human health and ecosystem safety, and thus a series of clean air actions have been implemented to decrease the ambient element concentrations. Unfortunately, the impact of these emission control
Externí odkaz:
https://doaj.org/article/07035557c9f8401484e90fb1e1f7dde1
Moving Target Simulation of Multi-Band Radar Based on Doppler Frequency Signal Generation Technology
Publikováno v:
Radioengineering, Vol 32, Iss 1, Pp 168-176 (2023)
This paper proposes a corner reflector and Luneburg ball reflector group. The omnidirectional radar cross-sectional (RCS) distribution characteristics of a fighter are simulated using the sharp and smooth RCS distribution features of the corner and t
Externí odkaz:
https://doaj.org/article/22c22ba198a54770ac3c81b3b07125a7
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 3819-3828 (2023)
On-road ammonia (NH3) emissions play a significant role in fine particulate matter (PM2.5) formation in urban areas, posing severe risks for human health. Limited studies have depicted the spatial and temporal variations of on-road NH3 emissions, in
Externí odkaz:
https://doaj.org/article/db64480335b44084bb1275018ea86f36
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 11931-11944 (2022)
The increasing ozone (O3) pollution and high fraction of secondary organic aerosols (SOA) in fine particle mass has highlighted the importance of volatile organic compounds (VOCs) in air pollution control. In this work, four intensive field measureme
Externí odkaz:
https://doaj.org/article/dad89c08579c4844979322bc6cb92945
Publikováno v:
The Astronomical Journal, Vol 168, Iss 1, p 25 (2024)
The structure and evolution of the spiral arms of the Milky Way have long been an important yet controversial issue. The wide age range of OB-type stars, coupled with the large amount of high-precision astrometric data provided by Gaia DR3, presents
Externí odkaz:
https://doaj.org/article/64963f7d58714dbd8cb1e78849026b12
Publikováno v:
The Astrophysical Journal, Vol 963, Iss 2, p 153 (2024)
Unraveling the internal kinematics of open clusters is crucial for understanding their formation and evolution. However, there is a dearth of research on this topic, primarily due to the lack of high-quality kinematic data. Using the exquisite-precis
Externí odkaz:
https://doaj.org/article/d7f66c70b8394e4ba34fb5daa83f28dc