Results 101 to 110 of about 393,537 (288)

Fuel consumption and emission on fuel mixer low-grade bioethanol fuelled motorcycle

open access: yesMATEC Web of Conferences, 2017
Bioethanol is currently used as an alternative fuel for gasoline substitute (fossil fuel) because it can reduce the dependence on fossil fuel and also emissions produced by fossil fuel which are CO2, HO, NOx.
Abikusna Setia   +2 more
doaj   +1 more source

Fueling the fire [PDF]

open access: yes
Since the global financial crisis, tens of billions of dollars have been loaned to the Australian fossil fuel industry. Many of these projects have been responsible for horrific environmental damage, including the destruction of prime agricultural land ...
Market Forces
core  

Role of Epoxide Functionalization of Amines for Development of Direct Air Capture Sorbents with High Cyclic Working Capacity at Low Desorption Temperatures

open access: yesAdvanced Science, EarlyView.
Appropriate butylene oxide (BO) functionalization of amines (polyethyleneimine (PEI1200 and PEI300) and tris(2‐aminoethyl)amine (TREN)) enables excellent cyclic working capacities (WCcyclic) at low desorption temperatures (40−70°C). Notably, 0.30BO‐PEI300‐SY and 0.54BO‐TREN‐SY show the highest WCcyclic at 45 and 40°C, respectively.
Joo Yeon Han   +10 more
wiley   +1 more source

Grain agriculture and the end of the fossil fuel era

open access: yesJournal of Agriculture, Food Systems, and Community Development
First paragraphs: A great deal of attention is currently focused on how agriculture in highly industrialized coun­tries contributes to greenhouse gas (GHG) emis­sions, and how certain farming innovations might curb the emissions of nitrous oxide and ...
Timothy Crews
doaj   +1 more source

Multi‐scale Optimization on Interfacial Evaporative Cooling for Photovoltaic Performance Enhancement

open access: yesAdvanced Science, EarlyView.
This study presents a passive siphon‐driven interfacial evaporative cooling technology for photovoltaics. A multiscale multiphysics model is developed and validated experimentally. Results show that optimizing installation parameters reduces operating temperature by up to 22.3 °C and boosts power efficiency by 8.9%, offering a practical pathway for ...
Fuxiang Li   +5 more
wiley   +1 more source

Mass‐Transport–Engineered CCM Architecture Employing MPL‐Free Carbon Paper and Graphene‐Coated Ni Foam Channels for High‐Temperature PEM Fuel Cells

open access: yesAdvanced Science, EarlyView.
A CCM‐based architectural strategy is introduced for high‐temperature PEM fuel cells, enabling MPL‐free carbon paper gas diffusion layers via decal‐transfer processing. By co‐engineering the CCM, GDL, and a G‐foam flow field, oxygen transport is enhanced while phosphoric‐acid leakage is suppressed, resulting in high power density and stable operation ...
Seongmin Cho   +6 more
wiley   +1 more source

Fossil-fuel subsidies and energy-firm outcomes in the European Union: Economic and environmental performance

open access: yesEnergy Strategy Reviews
This study examines the economic and environmental impacts of fossil fuel subsidies in the European Union (EU) during the energy crisis triggered by the 2022 Ukraine war, focusing on their implications for corporate performance and sustainability.
Huan Huu Nguyen   +2 more
doaj   +1 more source

The climate deception dossiers: internal fossil fuel industry memos reveal decades of corporate disinformation [PDF]

open access: yes
This report presents seven “deception dossiers”—collections containing some 85 internal company and trade association documents that have either been leaked to the public, come to light through lawsuits, or been disclosed through Freedom of Information ...
Dave Anderson   +5 more
core  

One‐Dimensional RuIrTe Nanotubes with Amorphous Surface as a Highly Active and Stable Electrocatalyst Toward Oxygen Evolution Reaction in Acidic Media

open access: yesAdvanced Science, EarlyView.
A rational etching‐induced reconstruction strategy is demonstrated to fabricate one‐dimensional RuIrTe ternary nanotubes with a unique amorphous‐crystalline heterostructure. This hierarchical architecture synergistically optimizes mass transport and electronic configurations, delivering record‐breaking performance in proton exchange membrane water ...
Zhi Liang Zhao   +4 more
wiley   +1 more source

World fossil fuel subsidies and global carbon emissions in a model with interfuel substitution [PDF]

open access: yes
The author presents a simple empirical framework for estimating the level of world fossil fuel subsidies and analyzing their implications for carbon dioxide emissions.
Larsen, Bjorn
core  

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