Results 11 to 20 of about 180,408 (214)

Source Apportionment of Ambient Aerosols during a Winter Pollution Episode in Yinchuan by Using Single-Particle Mass Spectrometry

Atmosphere, 2022
For a winter pollution episode in Yinchuan, a city in Northwestern China, ambient aerosols were characterized using a real-time single-particle aerosol mass spectrometer (SPAMS).
Kangning Li, Liukun Li, Bin Huang, Zengyu Han   +3 more
doaj   +1 more source

Characteristics and Sources of Water-Soluble Inorganic Ions in PM_2.5 in Urban Nanjing, China

Atmosphere, 2023
In this study, the water-soluble inorganic ions (WSIIs) composition of fine particulate matter (PM2.5) was measured in the northern Nanjing city from 2015 to 2021.
Qinghao Guo, Kui Chen, Guojie Xu
doaj   +1 more source

Influence of Meteorological Factors and Chemical Processes on the Explosive Growth of PM_2.5 in Shanghai, China

Atmosphere, 2022
In order to explore the mechanism of haze formation, the meteorological effect and chemical reaction process of the explosive growth (EG) of PM2.5 were studied.
Wenwen Sun, Juntao Huo, Qingyan Fu, Yuxin Zhang, Xiangde Lin   +4 more
doaj   +1 more source

Fine Particles and Mortality [PDF]

Inhalation Toxicology, 2006
period of the study. Even if proportionality of hazards were to hold for exposure to fine particles, we know that it most definitely does not hold for cigarette smoking, a strong risk factor and a potential confounder of the PM mortality association.
openaire   +2 more sources

Simulation Study of a Novel Cylindrical Micro-Electrostatic Particulate Air Filter with High Filtration Efficiency and Low Resistance

Buildings, 2021
The purification of indoor pathogenic microorganisms has become a topic of concern. The use of nonwoven media air filters causes high resistance, and the problem of noise limited their application under high air volume.
Junyi He, Junjie Liu, Lingchang Kong, Pan Wang, Xin Zhang   +4 more
doaj   +1 more source

The Contribution of Biomass Combustion to Ambient Fine Particle Concentrations in the United States [PDF]

, 2002
Biomass combustion is an important source of fine particle emissions to the atmosphere. According to USEPA emissions inventories for the year 1995, approximately 20% of total primary PM_(2.5) emissions come from biomass combustion sources.
Fine, Philip Malcolm
core   +1 more source

From QCD Strings to WZW

Journal of High Energy Physics, 2019
According to the Axionic String Ansatz (ASA) confining flux tubes in pure gluodynamics are in the same equivalence class as a new family of integrable non-critical strings, called axionic strings. In addition to translational modes, axionic strings carry
John C. Donahue, Sergei Dubovsky, Guzmán Hernández-Chifflet, Sergey Monin   +3 more
doaj   +1 more source

The Behavior of Fine Particles in the Powder Particle Fluidized Bed

KONA Powder and Particle Journal, 2014
The powder particle fluidized bed was invented for the processing of fine or very fine particles. In a powder particle fluidized bed, fine powders are continuously fed to a bed in which coarse particles have been ...
Kunio Kato
doaj   +1 more source

Development of an Apparatus for Measuring Adhesive Force between Fine Particles [Translated]†

KONA Powder and Particle Journal, 2014
We developed an apparatus that uses the direct separation method to measure adhesive force between fine particles, and between a fine particle and a flat-surface substrate. This apparatus was able to measure adhesive
Yasuhiro shimada, Yorinobu Yonezawa, Hisakazu Sunada, Ryusei Nonaka, Kenzou Katou, Hiroshi Morishita   +5 more
doaj   +1 more source

Measurement techniques new progress of atmospheric fine particles

能源环境保护, 2023
Atmospheric fine particle pollution has an important impact on regional environment, global climate and human health, so it has been one of the key and difficult points of air pollution prevention and control.
XIE Zhibo, GUI Huaqiao*, ZHANG Jiaoshi, YANG Bo, KANG Shipeng, WEI Xiuli, YU Tongzhu, YANG Yixin, LIU Jianguo, LIU Wenqing   +9 more
doaj   +1 more source