Results 31 to 40 of about 327 (135)

Power of Plankton: Effects of Algal Biodiversity on Biocrude Production and Stability [PDF]

open access: yesEnvironmental Science & Technology, 2016
ISSN:0013 ...
Anita Narwani   +4 more
openaire   +4 more sources

Synthetic Lignin Oligomers: Analytical Techniques, Challenges, and Opportunities

open access: yesChemSusChem, Volume 18, Issue 10, May 19, 2025.
The review begins by discussing lignin and its structural complexity, followed by challenges in elucidating depolymerization products and the analytical techniques used. It then focuses on the chemical structure of synthetic lignin oligomers, their synthesis mechanisms, and their significance in current science. Finally, scientific gaps are identified,
Myriam Rojas   +4 more
wiley   +1 more source

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

Harnessing Fruit and Vegetable Waste for Biofuel Production: Advances and Scope for Future Development

open access: yeseFood, Volume 6, Issue 2, April 2025.
Waste utilization from fruit and vegetable waste. ABSTRACT Extreme exploitation of petroleum fuels has raised concerns around global warming due to increased greenhouse gas emissions, which by the year 2040 are expected to rise by around 43 billion metric tons.
Ankita Sharma   +9 more
wiley   +1 more source

Thermal Conversion of Microalgae into Biochar: A Review on Processes, Properties, and Applications

open access: yesChemBioEng Reviews, Volume 12, Issue 1, February 2025.
This review examines thermal conversion processes of microalgae into biochar, emphasizing processes like pyrolysis, hydrothermal carbonization, and torrefaction. It highlights microalgae's advantages and examines biochar properties, economic feasibility, and applications.
Sherif Ishola Mustapha   +1 more
wiley   +1 more source

Cellulose Acetates in Hydrothermal Carbonization: A Green Pathway to Valorize Residual Bioplastics

open access: yesChemSusChem, Volume 18, Issue 2, January 14, 2025.
Pure and commercial cellulose acetates are subjected to hydrothermal carbonization as a possible end‐of‐life strategy. The plasticizers cause the material to completely dissolve in the liquid phase at 190 °C. Valuable carbonaceous solids and platform chemicals were observed in the products, proving the possibility of applying this approach in a ...
Giulia Ischia   +7 more
wiley   +1 more source

From Biomass to Biofuel: Innovative Microwave‐Assisted Rapid Hydrothermal Liquefaction of Palm Kernel Shells

open access: yesInternational Journal of Chemical Engineering, Volume 2025, Issue 1, 2025.
The hydrothermal liquefaction (HTL) process turned out to be a very promising route for the production of bio‐oil from agricultural residue. However, limited number of researches have explored the production of bio‐oil from palm kernel shells (PKSs) using the HTL method.
Abu Saleh Ahmed   +7 more
wiley   +1 more source

Environmental impact assessment of alternative technologies for production of biofuels from spent coffee grounds

open access: yesEnergy Science &Engineering, Volume 12, Issue 11, Page 4823-4842, November 2024.
Biodiesel production from spent coffee grounds. Abstract In the strategy to combat climate change that has been caused by the world's overdependence on fossil fuels, current research is focusing on the decarbonisation of the energy sector through the production of renewable cleaner energy, such as biofuels. Spent coffee grounds (SCGs), the waste stream
Wilberforce Kisiga   +2 more
wiley   +1 more source

Hydrothermal Liquefaction Biocrude Stabilization via Hydrotreatment

open access: yesEnergies
The main objective of the manuscript is to investigate mild hydrotreatment upgrading of hydrothermal liquefaction biocrude to improve its stability and energy content. To that end, biocrude hydrotreatment was performed, exploring three different operating windows in order to examine the effect of reaction temperature and hydrogen supply on ...
Athanasios Dimitriadis   +1 more
openaire   +2 more sources

Upgrading of HydrofactionTM Biocrude Through Catalytic Hydrotreating

open access: yes, 2019
Alternative transportation fuels are critically required nowadays due to environmental concerns related to the rising of greenhouse gas emissions and the depletion of petroleum reserves. In this regard, advanced biofuels, commonly known as a second-generation biofuel, are gaining attention as promising candidates to replace the high polluting ...
openaire   +2 more sources

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