Results 31 to 40 of about 143,384 (357)

The Molecular Composition of Soot

open access: yesAngewandte Chemie International Edition, 2020
AbstractSoot (sometimes referred to as black carbon) is produced when hydrocarbon fuels are burned. Our hypothesis is that polynuclear aromatic hydrocarbon (PAH) molecules are the dominant component of soot, with individual PAH molecules forming ordered stacks that agglomerate into primary particles (PP).
Rachelle S. Jacobson   +3 more
openaire   +4 more sources

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  

Instabilities and soot formation in spherically expanding, high pressure, rich, iso-octane-air flames [PDF]

open access: yes, 2006
Flame instabilities, cellular structures and soot formed in high pressure, rich, spherically expanding iso-octane-air flames have been studied experimentally using high speed Schlieren cinematography, OH fluorescence, Mie scattering and laser induced ...
Al-Shahrany A S   +6 more
core   +1 more source

On the mechanism of soot nucleation

open access: yesPhysical Chemistry Chemical Physics, 2020
New ideas and theoretical results offer a solution to soot particle inception following critical examination of prior proposals.
Michael Frenklach, Alexander M. Mebel
openaire   +3 more sources

Nanoscale Characteristics and Reactivity of Nascent Soot from n-Heptane/2,5-Dimethylfuran Inverse Diffusion Flames with/without Magnetic Fields

open access: yesEnergies, 2018
In this study, the differences of nanostructure and oxidation reactivity of the nascent soot formed in n-heptane/2,5-dimethylfuran (DMF) inverse diffusion flames (IDF) with/without influence of magnetic fields were studied, and the effects of DMF-doped ...
Bo Jiang   +4 more
doaj   +1 more source

Instabilities and soot formation in high-pressure, rich, iso-octane-air explosion flames - 1. Dynamical structure [PDF]

open access: yes, 2007
Simultaneous OH planar laser-induced fluorescence (PLIF) and Rayleigh scattering measurements have been performed on 2-bar rich iso-octane–air explosion flames obtained in the optically accessible Leeds combustion bomb.
Lockett, R. D., Woolley, R.
core   +1 more source

Observation of Structural Changes during Oxidation of Black and Brown Soot Using Raman Spectroscopy

open access: yesC
In this study, Raman spectroscopy has been used to evaluate the evolution of the structural modification of soot during oxidation processes at various preset temperatures up to 700 °C.
Kim Cuong Le   +3 more
doaj   +1 more source

Classification of contaminants in diesel engine oils

open access: yesВестник СибАДИ, 2022
Introduction. The deterioration of engine oil in an internal combustion engine (ICE) is directly related to the ingress of various pollutants into the crankcase. Depending on the type of contamination, the type of sediment on engine part surfaces varies.
S. V. Pashukevich
doaj   +1 more source

Individual aerosol particles from biomass burning in southern Africa: 2. Compositions and aging of inorganic particles [PDF]

open access: yes, 2003
Individual aerosol particles collected over southern Africa during the SAFARI 2000 field study were studied using transmission electron microscopy and field- emission scanning electron microscopy.
Buseck, Peter R.   +3 more
core   +1 more source

A Universal Way to Manipulate Droplet via Light‐Fueled Thermocapillary Convection

open access: yesAdvanced Functional Materials, EarlyView.
A non‐contact light‐induced droplet manipulation strategy fueled by mid‐infrared (MIR) light irradiation is introduced. No additional additives and/or complex substrate are required. Here, thermocapillary convection, directly generated by temperature gradient at outer surface of droplet via localized surface heating, plays a key role to propel the ...
Hyesun Hwang   +5 more
wiley   +1 more source

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