Results 91 to 100 of about 135,192 (359)

Photocatalytic and Electrochemical Synthesis of Biofuel via Efficient Valorization of Biomass

open access: yesAdvanced Energy Materials, Volume 15, Issue 18, May 13, 2025.
This review highlights biomass and biofuel traits, exploring photocatalysis and electrocatalysis mechanisms and their synergistic technologies in biofuel production. It analyzes environmental and economic impacts of green catalytic processes, assesses current challenges, and outlines future research directions, condensing complex topics into a focused ...
Dalin Sun   +9 more
wiley   +1 more source

Mechanisms of soot restructuring and compaction [PDF]

open access: yesarXiv, 2022
Soot aggregates form as open, fractal-like structures, but aged atmospheric particles are often observed to be restructured into more compact shapes. This compaction has a major effect on the radiative properties of the aggregates, and may also influence their aerosol-cloud interactions and toxicity. Recent laboratory studies have presented conflicting
arxiv  

Characterisation of flame-generated soot and soot-in-oil using electron tomography volume reconstructions and comparison with traditional 2D-TEM measurements [PDF]

open access: yes, 2016
This work characterises soot nanoparticles by electron tomography using Weighted Back Projection algorithm and appraises the uncertainties in two-dimensional calculations by comparison with 3D parameters for flame-generated soot and diesel soot-in-oil ...
A. La Rocca   +60 more
core   +2 more sources

Catalytic Approaches for CO2 Conversion to Value‐Added Products: An Overview of Life Cycle Assessment Studies

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
The catalytic conversion of CO2 into value‐added products provides an emerging strategy for reducing carbon emissions and improving environmental performance. This review compares different Life Cycle Assessment studies to evaluate the environmental impacts of CO2 conversion, focusing on the main challenges, technical limitations, and potential ...
Anastasia Pappa   +3 more
wiley   +1 more source

Enhancing soot oxidation using microtextured surfaces

open access: yesScientific Reports
Biomass combustion provides energy needs for millions of people worldwide. However, soot accumulation on the combustors’ walls significantly reduces heat transfer efficiency. Herein, we demonstrate how microtextured surfaces minimize soot accumulation by
Oz Oren   +2 more
doaj   +1 more source

Discrete element method model of soot aggregates [PDF]

open access: yes
Soot is a component of atmospheric aerosols that affects climate by scattering and absorbing the sunlight. Soot particles are fractal aggregates composed of elemental carbon. In the atmosphere, the aggregates acquire coatings by condensation and coagulation, resulting in significant compaction of the aggregates that changes the direct climate forcing ...
arxiv   +1 more source

Caring Futures: Australian Attitudes About the Desirability of Care Work

open access: yesAustralian Journal of Social Issues, EarlyView.
ABSTRACT Amid increasing public and policy attention on the care and support sector, which millions of Australians rely upon for essential services, care workers continue to advocate for better pay and fairer conditions. This article draws on the concepts of recognition, value and social distribution from feminist ethics of care scholarship to explore ...
Laura Davy   +3 more
wiley   +1 more source

Effect of soot formed in result of coal combustion with two types of solid fuel additives on soot – soil bacteria interaction – biodegradation of soot components by soil bacteria

open access: yesE3S Web of Conferences, 2016
During coal combustion soot formation is unwanted. There are many fuel additives used to reduce soot production. In this study toxicity and biodegradation of three types of soot by two soil bacteria strains i.e.
Kalicka Barbara   +4 more
doaj   +1 more source

Note on the Composition of Soot [PDF]

open access: yesThe Journal of Agricultural Science, 1910
The value of soot as a manure depeuds upon the ammonium salts which it contains, as well as upon its beneficial effect on the texture and colour of the soil, and its power of diminishing the ravages of slugs and small snails upon a young crop. In various samples which from time to time have been submitted to analysis the percentage of nitrogen present ...
openaire   +3 more sources

Radiative heat transfer during turbulent combustion [PDF]

open access: yes, 2009
We investigate the radiative heat transfer in a co-flowing turbulent nonpremixed propane-air flame inside a three-dimensional cylindrical combustion chamber.
Paul, M.C., Paul, S.C.
core   +1 more source

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