Results 121 to 130 of about 140,822 (260)

Corn and Switchgrass Derived Sustainable Aviation Fuel Carbon Intensity

open access: yesGCB Bioenergy, Volume 18, Issue 6, June 2026.
Life cycle inventory details by ecosystem boundaries for the life cycle assessments (LCA) conducted in this study and timeline of primary data used in LCAs. Abbreviations: SOC, soil organic carbon; N2O, nitrous oxide; EtOH, ethanol; SAF, sustainable aviation fuel; GREET, Greenhouse gases, Regulated Emissions, and Energy use in Technologies.
Salvador Ramirez II   +7 more
wiley   +1 more source

Political Cycles, Electricity Policy, and Mexico's Economy

open access: yesLatin American Policy, Volume 17, Issue 2, June 2026.
ABSTRACT Electricity reform in Mexico should stimulate economic growth, improve energy efficiency, and reduce greenhouse gas emissions. This article evaluates the successes and failures of reform and draws lessons across political cycles by analyzing changes in political dynamics—often tied to policy reversals—and the legal framework during the pro ...
David Bonilla
wiley   +1 more source

Hydrogen-fueled engine [PDF]

open access: yes, 1978
A hydrogen-oxygen fueled internal combustion engine is described, which utilizes an inert gas, such as argon, as a working fluid to increase the efficiency of the engine, eliminate pollution, and facilitate operation of a closed cycle energy system. In a
Laumann, E. A., Reynolds, R. K.
core   +1 more source

Impact of Shipping Emission Regulations on Atmospheric Vanadium Along U.S. North Atlantic Coast and Over the Western North Atlantic Ocean

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 10, 28 May 2026.
Abstract Ship emissions from high sulfur residual fuel oil (RFO) are a major source of air pollution in coastal and marine environments. Emissions include sulfur oxides as well as fine particulate matter (PM2.5) enriched in vanadium (V) and nickel (Ni).
Francesca Gallo   +15 more
wiley   +1 more source

Experimental Study on Mixed Combustion Characteristics of Methanol/Diesel Pool Fires in Engine Rooms of Hybrid Ships

open access: yesEnergies
Methanol/diesel hybrid−powered vessels represent a significant advancement in green and low−carbon innovation in the maritime transportation sector and have been widely adopted across various shipping markets. However, the dual−fuel power system modifies
Jiaqi Dong   +6 more
doaj   +1 more source

COMBUSTION OF RME – DIESEL AND NExBTL – DIESEL BLENDS

open access: yes, 2019
The article presents the test results of the single cylinder compression ignition engine with common rail injection system operating on biofuels and conventional diesel blends with hydrogen. Two types of liquid fuels were tested: blend of the 7% Rapeseed Methyl Ester (RME) with conventional diesel fuel and Neste Pro Diesel – blend of the 15 ...
openaire   +3 more sources

Simultaneous Deoxygenation and Isomerization for Environmentally Sustainable Biofuel Production: A Review of Bifunctional Ni‐Based Catalysts

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 5, May 2026.
Systematical review of environmentally sustainable biofuel production through simultaneous hydrodeoxygenation (HDO) and hydroisomerization of biomass‐derived intermediates using bifunctional Ni‐based catalysts. The review highlights key HDO pathways (hydrogenolysis, decarboxylation, and decarbonylation), the influence of support acidity, metal ...
Pratikkumar Lakhani   +4 more
wiley   +1 more source

Socioenvironmental implications of Jatropha curcas cultivation for biodiesel supply in postmining communities

open access: yesBiofuels, Bioproducts and Biorefining, Volume 20, Issue 3, Page 1235-1243, May/June 2026.
Abstract The long‐term viability of Jatropha curcas as a biodiesel feedstock has been widely debated. Many early initiatives failed to deliver consistent economic returns despite promising environmental attributes. This study re‐evaluated J. curcas‐based systems within an integrated environmental–economic framework, focusing on their potential role in ...
Eduardo Sansão Sozinho Maurício   +3 more
wiley   +1 more source

Toward Carbon Accounting and Circular Harmony in Shipping Corporations: A Systematic Bibliometric Review

open access: yesBusiness Strategy and the Environment, Volume 35, Issue 4, Page 4961-4984, May 2026.
ABSTRACT This study examines how carbon accounting can be used to govern, not merely report, circular economy principles in shipping corporations. Grounded in institutional theory and aligned with the UN 2030 Agenda, this study introduces circular harmony as an accounting design principle: Circular interventions are embedded in a single well‐to‐wake ...
Assunta Di Vaio   +2 more
wiley   +1 more source

Ceria‐Zirconia Supported Gold Nanoparticles for CO and Soot Oxidation

open access: yesChemCatChem, Volume 18, Issue 9, 14 May 2026.
ABSTRACT This study introduces a gold nanoparticles catalyst (AuNPs) supported on ceria‐zirconia oxide, prepared by deposition‐precipitation (Au/CZ‐dep) and chemical reduction (Au/CZ‐red). The as‐prepared catalysts were tested in CO oxidation by O2 and soot oxidation under different oxidizing atmospheres (O2, NO2+NO+O2).
Ayoub Akef   +5 more
wiley   +1 more source

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