Results 81 to 90 of about 1,061,404 (353)

Fabrication of Pyridinic Nitrogen‐Functionalized Carbon Cloth for High‐Performance Iron‐Chromium Flow Batteries

open access: yesAdvanced Functional Materials, EarlyView.
The carbon cloth electrode with targeted pyridinic nitrogen doping, achieved via urea pyrolysis, effectively modulates the adsorption of Cr(II) species and enhances electron transfer, leading to significantly improved kinetics of the Cr(II)/Cr(III) reaction. The material demonstrates a high discharge capacity of 689.3 mAh and an energy efficiency of 72.
Jinfeng Yi   +9 more
wiley   +1 more source

Catalytic Upgrading of Biofuel Pyrolysis

open access: yes, 2022
160 pages ; Anthropogenic climate change is driving the need for renewable and carbon free/neutral technologies to offset and replace traditional fossil fuels. One category of viable fossil fuel alternatives is biobased fuels – hydrocarbons in liquid, solid or gaseous form derived from dedicated crops, agricultural or municipal waste, or animal ...
openaire   +2 more sources

Metal–Organic Frameworks for Gaseous Pollutant Management: From Capture to Neutralization and Reutilization

open access: yesAdvanced Functional Materials, EarlyView.
This review maps how MOFs can manage hazardous gases by combining adsorption, neutralization, and reutilization, enabling sustainable air‐pollution control. Covering chemical warfare agent simulants, SO2, NOx, NH3, H2S, and volatile organic compounds, it highlights structure‐guided strategies that boost selectivity, water tolerance, and cycling ...
Yuanmeng Tian   +8 more
wiley   +1 more source

Catalytic pyrolysis of biomass waste using montmorillonite-supported ultrafine iron nanoparticles for enhanced bio-oil yield and quality

open access: yesGreen Energy and Resources
The catalytic fast pyrolysis process is a promising method for converting biomass waste into bio-oil, where the catalyst plays a crucial role in determining the yield and quality of the products.
Wenfei Cai   +5 more
doaj   +1 more source

An upgraded bio-oil produced from sugarcane bagasse via the use of HZSM-5 zeolite catalyst

open access: yesEgyptian Journal of Petroleum, 2018
The pyrolysis upgrading of bio-oil from sugarcane bagasse (SB) using ZSM-5 zeolite catalyst was carried out in a fixed bed reactor to determine the effects of heating rate, temperature, and catalyst/biomass ratio on yield of bio-oil and their chemical ...
S.D. Rabiu, M. Auta, A.S. Kovo
doaj   +1 more source

Directional preparation of naphthalene oil-rich tar from Beisu low-rank coal by low-temperature catalytic pyrolysis

open access: yesCarbon Resources Conversion, 2020
Low-rank coal (LRC) can be converted to high value-added naphthalene and its alkylated derivatives through low-temperature catalytic pyrolysis. In this paper, the catalytic pyrolysis of Beisu LRC in a fixed-bed at low temperature was investigated.
Tao Liu   +4 more
doaj   +1 more source

From biomass to electricity through integrated gasification/sofcs system: Green fuel cell [PDF]

open access: yes, 2005
The ongoing GREEN FUEL CELL project intends to develop an innovative sustainable technology with high "fuel to electricity" efficiency. The objective is to produce a gas suitable for SOFC application through reliable, upscalable and cost-effective staged
Broust, François   +4 more
core  

Graphene-Based Nanostructures in Electrocatalytic Oxygen Reduction

open access: yes, 2018
Application of graphene-type materials in electrocatalysis is a topic of growing scientific and technological interest. A tremendous amount of research has been carried out in the field of oxygen electroreduction, particularly with respect to potential ...
Alammari   +45 more
core   +1 more source

ZnO/ionic liquid catalyzed biodiesel production from renewable and waste lipids as feedstocks [PDF]

open access: yes, 2019
A new protocol for biodiesel production is proposed, based on a binary ZnO/TBAI (TBAI = tetrabutylammonium iodide) catalytic system. Zinc oxide acts as a heterogeneous, bifunctional Lewis acid/base catalyst, while TBAI plays the role of phase transfer ...
Casiello, Michele   +8 more
core   +1 more source

Jet fuel production from waste plastics via catalytic pyrolysis with activated carbons

open access: yesApplied Energy, 2019
With the increasing amount of waste plastics being used domestically and industrially, the disposition of those being not reusable is a challenging task.
Yayun Zhang   +4 more
semanticscholar   +1 more source

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