Results 11 to 20 of about 12,370 (256)

Quantifying evolution of soot mixing state from transboundary transport of biomass burning emissions

open access: yesiScience, 2023
Summary: Incomplete combustion of fossil fuels and biomass burning emit large amounts of soot particles into the troposphere. The condensation process is considered to influence the size (Dp) and mixing state of soot particles, which affects their solar ...
Xiyao Chen   +9 more
doaj   +1 more source

Morphological features and mixing states of soot-containing particles in the marine boundary layer over the Indian and Southern oceans [PDF]

open access: yesAtmospheric Chemistry and Physics, 2018
Mixing states of soot-containing aerosol particles constitute important information for the simulation of climatic effects of black carbon in the atmosphere.
S. Ueda   +5 more
doaj   +1 more source

Soot formation characteristics in hybrid pyrolysis of zero-carbon fuel ammonia and ethylene mixtures

open access: yesFrontiers in Energy Research, 2022
As soot particles from incomplete combustion of fossil fuels pose a great threat to human health, the development of low-carbon or zero-carbon alternative fuels is essential to mitigate climate change. An experimental and numerical study on the pyrolysis
Jiaying He   +7 more
doaj   +1 more source

Characterization of soot produced by the mini inverted soot generator with an atmospheric simulation chamber [PDF]

open access: yesAtmospheric Measurement Techniques, 2022
The performance of a mini inverted soot generator (MISG) has been investigated at ChAMBRe (Chamber for Aerosol Modelling and Bio-aerosol Research) by studying the properties of soot particles generated by ethylene and propane combustion.
V. Vernocchi   +10 more
doaj   +1 more source

Characteristics and Aging of Traffic-Emitted Particles with Sulfate and Organic Compound Formation in Urban Air

open access: yesAtmosphere, 2022
Traffic is a major source of anthropogenic aerosol in urban atmosphere. In this study, aerosol particles were measured with a TEM-EDX system at the roadside of a main road in the northwestern part of Beijing, China, under clear and hazy conditions. Soot,
Jiaoping Xing   +4 more
doaj   +1 more source

Effect of Temperature on Morphologies and Microstructures of Soot Particles in the Diesel Exhaust Pipe

open access: yesEnergies, 2023
Insulating cotton was used to change the airflow temperature in the exhaust pipe of a diesel engine, and soot particles at different positions in the exhaust pipe under different operating conditions were collected.
Hongling Ju   +3 more
doaj   +1 more source

Trends in Ocean S‐Isotopes May Be Influenced by Major LIP Events

open access: yesGeophysical Monograph Series, Page 341-376., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Ross. R. Large   +5 more
wiley  

+2 more sources

Automated particle recognition for engine soot nanoparticles

open access: yesJournal of Microscopy, 2022
AbstractA pre‐trained convolution neural network based on residual error functions (ResNet) was applied to the classification of soot and non‐soot carbon nanoparticles in TEM images. Two depths of ResNet, one 18 layers deep and the other 50 layers deep, were trained using training‐validation sets of increasing size (containing 100, 400 and 1400 images)
E. Haffner‐Staton   +4 more
openaire   +2 more sources

Hygroscopic growth and droplet activation of soot particles: uncoated, succinic or sulfuric acid coated [PDF]

open access: yesAtmospheric Chemistry and Physics, 2012
The hygroscopic growth and droplet activation of uncoated soot particles and such coated with succinic acid and sulfuric acid were investigated during the IN-11 campaign at the Aerosol Interaction and Dynamics in the Atmosphere (AIDA) facility.
S. Henning   +11 more
doaj   +1 more source

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

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