Results 21 to 30 of about 6,408 (206)

Formation and Evolution of Soot in Ethylene Inverse Diffusion Flames in Ozone Atmosphere

open access: yesNanomaterials, 2023
Ozone is a prospective additive for enhancing and controlling combustion under lean or very lean conditions, and reduces NOx and particulate matter emissions simultaneously.
Yaoyao Ying, Dong Liu
doaj   +1 more source

Morphology of diesel soot residuals from supercooled water droplets and ice crystals: implications for optical properties

open access: yesEnvironmental Research Letters, 2015
Freshly emitted soot particles are fractal-like aggregates, but atmospheric processes often transform their morphology. Morphology of soot particles plays an important role in determining their optical properties, life cycle and hence their effect on ...
Swarup China   +14 more
doaj   +1 more source

Internally mixed soot, sulfates, and organic matter in aerosol particles from Mexico City [PDF]

open access: yesAtmospheric Chemistry and Physics, 2008
Soot particles, which are aggregated carbonaceous spherules with graphitic structures, are major aerosol constituents that result from burning of fossil fuel, biofuel, and biomass. Their properties commonly change through reaction with other particles or
K. Adachi, P. R. Buseck
doaj  

On the Response of Nascent Soot Nanostructure and Oxidative Reactivity to Photoflash Exposure

open access: yesEnergies, 2017
Soot particles are a kind of major pollutant from fuel combustion. To enrich the understanding of soot, this work focuses on investigating detailed influences of instantaneous external irradiation (conventional photoflash exposure) on nanostructure as ...
Wei Wang   +4 more
doaj   +1 more source

Modelling the Optical Properties of Soot Particles under Various Aging Conditions

open access: yesAtmosphere, 2020
As atmospheric fresh soot particles age, they become coated with other chemical species. This transforms their physicochemical properties and affects their optical characteristics, which is of great importance to air quality, the environment and climate ...
Kangwei Li   +6 more
doaj   +1 more source

Nanostructure and Oxidation Reactivity of Nascent Soot Particles in Ethylene/Pentanol Flames

open access: yesEnergies, 2017
As byproducts of the combustion process of hydrocarbon fuels, soot particles are difficult to remove, and they can greatly harm human health and pollute the environment.
Yaoyao Ying   +5 more
doaj   +1 more source

SOOT PARTICLE SIZE DISTRIBUTION NEAR THE CYLINDER WALL IN A DIRECT INJECTION DIESEL ENGINE [PDF]

open access: yesJournal of Engineering Science and Technology, 2018
Investigation of soot particle size and its distribution inside a direct injection diesel engine provides the idea of how soot particles are distributed in an engine cylinder, particularly near the cylinder wall.
M. A. ZUBER   +3 more
doaj  

Effects of Biodiesel Addition on the Physical Properties and Reactivity of the Exhaust Soot Particles from Diesel Engine

open access: yesEnergies, 2020
The present study investigated the effects of adding 20 vol.% biodiesel to petroleum diesel (to produce a mixture termed B20) on the physical properties and reactivity of the resulting exhaust soot particles.
Xuyang Zhang   +3 more
doaj   +1 more source

Controlled Laboratory Generation of Atmospheric Black Carbon Using Laser Excitation-Based Soot Generator: From Basic Principles to Application Perspectives: A Review

open access: yesAtmosphere, 2022
The mimicking of atmospheric soot with versatile chemophysical properties is a critical issue in many applications, starting from instrument calibration, through producing aerosol standards for academic research, and ending with the reduction of ...
Tibor Ajtai   +4 more
doaj   +1 more source

Dehydrogenation Process of Growing Soot Particles. (Dependence of Carbon/Hydrogen Ratioon Soot Particle Size).

open access: yesJSME International Journal Series B, 1994
In this study, we examine experimentally the dehydrogenation process of particles. Acetylene and propane soot taken from a diffusion burner and soot from liquid fuels (benzene, n-butyl alcohol and petroleum benzin) sampled from a wick burner are examined. To collect soot particles of different sizes, the sampling station is shifted along the centerline
Hirohide Furutani   +2 more
openaire   +2 more sources

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