Results 21 to 30 of about 3,068,537 (392)

Biodiesel for HCCI engine: Prospects and challenges of sustainability biodiesel for energy transition

open access: yesResults in Engineering, 2023
Biodiesel use in homogeneous charge compression ignition (HCCI) engines has the potential to improve engine performance and combustion characteristics, while at the same time reducing harmful emissions. Diesel engines have the dilemma of PM and NOx trade-
Tri W.B. Riyadi   +8 more
doaj   +1 more source

Lignocellulosic biofuels use in the international shipping: The case of soybean trade from Brazil and the U.S. to China

open access: yesCleaner Production Letters, 2023
The International Maritime Organization (IMO) committed to reduce by 50% the annual greenhouse gas (GHG) emissions from international shipping by 2050 compared to 2008 levels.
Francielle Carvalho   +4 more
doaj   +1 more source

What does the clean energy transition look like for Russian oil exports?

open access: yesEnergy Science & Engineering, 2022
The commitment of governments to achieving the goals of the Paris Agreement and the expected decrease in fossil fuel consumption indicate the importance of studying the risks facing the oil exporters and the range of options and responses.
Amin Sokhanvar, Kazi Sohag
doaj   +1 more source

Fluorinated Poly(aryl piperidinium) Membranes for Anion Exchange Membrane Fuel Cells

open access: yesAdvances in Materials, 2023
Anion‐exchange‐membrane fuel cells (AEMFCs) are a cost‐effective alternative to proton‐exchange‐membrane fuel cells (PEMFCs). The development of high‐performance and durable AEMFCs requires highly conductive and robust anion‐exchange membranes (AEMs ...
Xingyu Wu   +5 more
semanticscholar   +1 more source

Effective reduction of NOx emissions from diesel engine using split injections

open access: yesAlexandria Engineering Journal, 2018
Good fuel economy and high thermal efficiency of direct injection diesel engines are certainly welcome characteristics from the viewpoints of preserving energy sources and suppressing global warming. Despite the attractive fuel economy, high emissions of
R. Sindhu   +2 more
doaj   +1 more source

Toward a physiological explanation of juvenile growth curves [PDF]

open access: yes, 2020
Juvenile growth curves are generally sigmoid in shape: Growth is initially nearly exponential, but it slows to near zero as the animal approaches maturity.
Adair T.H.   +5 more
core   +1 more source

Ammonia-based green corridors for sustainable maritime transportation

open access: yesDigital Chemical Engineering, 2023
Decarbonizing maritime transportation will require huge investments in new technologies and infrastructure for the production, distribution, and utilization of alternative marine fuels.
Hanchu Wang   +2 more
doaj   +1 more source

Environmental policy stringency and fossil energy trade in OECD countries

open access: yesDiscover Environment
This study investigates the impact of environmental policy stringency on the trade of fossil fuels—including coal, oil, and natural gas—in 27 OECD countries over the period 1994–2020.
Findik Ozlem Alper   +3 more
doaj   +1 more source

Do clean fuel and trade-openness reduce environmental degradation in China: evidence from asymmetric model

open access: yesFrontiers in Energy Research
IntroductionThis study investigates the relationship between economic growth, clean fuel utilization, trade, and environmental pollution. By focusing on the potential of clean fuels and trade in reducing pollution, this research aims to understand their ...
Muhammad Shakeel, Catarina Nobre
doaj   +1 more source

Global Biofuels at the Crossroads: An Overview of Technical, Policy, and Investment Complexities in the Sustainability of Biofuel Development

open access: yesAgriculture, 2017
Biofuels have the potential to alter the transport and agricultural sectors of decarbonizing societies. Yet, the sustainability of these fuels has been questioned in recent years in connection with food versus fuel trade-offs, carbon accounting, and land
Kathleen Araújo   +3 more
doaj   +1 more source

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