Reactivity of soot emitted from different hydrocarbon fuels: effect of nanostructure on oxidation kinetics

C Russo, A Ciajolo, S Cimino, V La Matta… - Fuel Processing …, 2022 - Elsevier
Soot oxidation kinetics is relevant for the exhaust pollutant reduction through processing in
abatement systems based on filtering and oxidation as diesel particulate filters. Soot …

Recent advances in soot formation mechanisms: Oxidation and oxidation-induced fragmentation

H Chu, R Hong, W Dong, H Zhang, X Ma, L Chen - Fuel, 2024 - Elsevier
Emissions of soot particles are solid products of incomplete combustion of hydrocarbons,
which is generally considered to induce serious inverse effect to environment and climate …

[HTML][HTML] Carbon nanostructure and reactivity of soot particles from non-intrusive methods based on UV-VIS spectroscopy and time-resolved laser-induced …

FP Hagen, D Kretzler, T Häber, H Bockhorn, R Suntz… - Carbon, 2021 - Elsevier
The objective of this study is to derive morphological and nanostructural properties of soot
as well as the reactivity against low-temperature oxidation by O 2 from easily measurable …

[HTML][HTML] Relevance of C/O ratios in the gas-phase synthesis of freestanding few-layer graphene

P Fortugno, CF López-Cámara, F Hagen… - Applications in Energy …, 2023 - Elsevier
In microwave-plasma synthesis of few-layer graphene from hydrocarbon precursors, the
carbon-to-oxygen and the carbon-to-hydrogen ratios are known to influence the product …

[HTML][HTML] From molecular to sub-μm scale: The interplay of precursor concentrations, primary particle size, and carbon nanostructure during soot formation in counter …

FP Hagen, P Vlavakis, H Bockhorn, R Suntz… - Combustion and …, 2023 - Elsevier
The focus of this work is on counter-flow diffusion flames of C 2 H 4/air near the sooting limit
(f V< 500 ppb) to shed light on the transition of precursor molecules to primary soot particles …

[HTML][HTML] On-line monitoring of carbon nanostructure and soot reactivity in engine exhaust by dual-pulse laser-induced incandescence

FP Hagen, D Kretzler, S Koch, H Bockhorn… - Combustion and …, 2023 - Elsevier
In previous work, we introduced the dual-pulse two-color time-resolved laser-induced
incandescence (DP-2C-TiRe-LII), which is possibly suitable for on-line monitoring of the …

Physicochemical analysis of the exhaust soot from a gasoline direct injection (GDI) engine and the carbon black

X Zhang, C Song, G Lyu, Y Li, Y Qiao, Z Li - Fuel, 2022 - Elsevier
The purpose of the present study is to understand the physicochemical properties of the GDI
soot and determine a GDI soot surrogate for the oxidation investigations. The high-resolution …

Dual-pulse laser-induced incandescence to quantify carbon nanostructure and related soot particle properties in transient flows–Concept and exploratory study

FP Hagen, R Suntz, H Bockhorn, D Trimis - Combustion and Flame, 2022 - Elsevier
In this work a dual-pulse laser-induced incandescence method is presented, which is
potentially suitable for the in-situ determination of E (m, λ UV)/E (m, λ NIR) in transient flows …

Characterisation of the transition type in optical band gap analysis of in-flame soot

FJ Bauer, PAB Braeuer, S Aßmann, MA Thiele… - Combustion and …, 2022 - Elsevier
Semiconductor materials are characterised by a band gap between conduction and valence
band, which can either be of direct or indirect nature depending on the crystal momentum. In …

Characterization of soot emitted from the atmospheric combustion of diethyl ether-diesel blends

MAA Qasem, ABS Alquaity, U Ahmed, EM Al-Mutairi… - Fuel, 2024 - Elsevier
In accordance with the European commission's renewable energy proposal for 2030,
advanced biofuels should be blended at a minimum of 3.6% with conventional fuels used for …