Results 31 to 40 of about 235,606 (290)

Biodiesel Production Processes and Sustainable Raw Materials

open access: yesEnergies, 2019
Energy security and environmental concerns, related to the increasing carbon emissions, have prompted in the last years the search for renewable and sustainable fuels.
Marta Ramos   +4 more
doaj   +1 more source

High‐Performance Zero‐Gap Glycerol‐Fed Electrolyzer for C3 Chemicals and Hydrogen Production

open access: yesAdvanced Materials, EarlyView.
This work presents a dynamic, self‐regulating operation strategy that enables selective glycerol electrooxidation in the OER‐free regime, co‐producing C3 chemicals and hydrogen at cell voltages below 1.25 V. Voltage‐ and temperature‐resolved analyses define optimal operating conditions, achieving a sustained current density of 500 mA cm−2 at ∼1.21 V ...
Shayan Angizi   +11 more
wiley   +1 more source

PENGARUH PENGGUNAAN KATALIS PADA REAKSI TRANSESTERIFIKASI TERHADAP KUALITAS BIODIESEL LIMBAH MINYAK TEPUNG IKAN SARDIN (The Effect of Using Catalyst in Transesterification Reaction on the Biodiesel Quality from Sardine flour Oil Waste)

open access: yesJurnal Manusia dan Lingkungan, 2010
ABSTRAK Reaksi transesterifikasi pembentukan metil ester (biodiesel) dari limbah minyak tepung ikan sardin menggunakan NaOH sebagai katalis. Tujuan penelitian adalah mempelajari pengaruh konsentrasi katalis NaOH dalam reaksi transesterifikasi terhadap ...
Latif Sabubawa
doaj   +1 more source

An econometric analysis of the link between biodiesel demand and Malaysian palm oil market [PDF]

open access: yes, 2011
The objective of this study is to describe the important factors affecting Malaysian palm oil industry especially biodiesel demand. To that end a market model representing palm oil production, import, world excess demand, domestic consumption, export ...
Abdel Hameed, Amna Awad   +3 more
core   +1 more source

Combining Electrochemical Reduction with Biosynthesis for Directed Conversion of CO2 into a Library of C3 Chemicals

open access: yesAdvanced Science, EarlyView.
In the H‐type electrolytic cell, carbon dioxide is reduced to acetic acid via electro‐microbial catalysis. The simply processed acetic acid is further converted through biological fermentation into high‐value‐added products, including acrylic acid, L‐lactic acid, and β‐alanine.
Kaixing Xiao   +8 more
wiley   +1 more source

Effect of Surfactant Addition on the Dispersion and Antioxidant Performance of Pyrogallol in Biodiesel Performance of Pyrogallol in Biodiesel

open access: yesMakara Journal of Science, 2020
Biodiesel is oneof the most feasible energy sources that can be used as a replacement for fossil fuel. Biodiesel has several advantages over conventional fuels because ofits availability, renewability, and high combustion ...
Silvya Yusri   +2 more
doaj   +1 more source

Electrochemical Nitrate Reduction Reaction to Ammonia at Industrial‐Level Current Densities

open access: yesAdvanced Science, EarlyView.
This review starts from the mechanism and theoretical basis of electrochemical nitrate reduction reaction (NO3−RR), and systematically summarizes and discusses the design strategies of industrial‐level current density catalysts. In addition, the progress of industrial‐level NO3−RR‐based electrolyzers, including flow reactor and membrane electrode ...
Zhijie Cui   +4 more
wiley   +1 more source

Exploiting of Wasted Cooking Oil at Making Biodiesel Through Transesterification Process with Applies K2CO3 Catalyst as Fuel Diesel of Renewable [PDF]

open access: yes, 2011
This research aim is to know the influence from various USAge of K2CO3 catalyst and methanol solvent to biodiesel from wasted cooking oil. The making of biodiesel from waste cooking oil as raw material this before all was done by using esterification ...
ST.,M.T., Zulkarnain
core  

Intensified processes for FAME production from waste cooking oil: a technological review [PDF]

open access: yes, 2013
This article reviews the intensification of fatty acid methyl esters (FAME) production from waste cooking oil (WCO) using innovative process equipment. In particular, it addresses the intensification of WCO feedstock transformation by transesterification,
Aubin, Joelle   +2 more
core   +3 more sources

Molecular Bottom‐Up Design of Single‐Site Copper‐Palladium Catalysts for Selective Glycerol Electro‐Oxidation

open access: yesAdvanced Energy Materials, EarlyView.
A bimetallic Cu‐Pd single‐site catalyst for the selective and efficient electrooxidation of glycerol to formate and C3‐products (lactate, glycolate, glycerate) is reported. Experimental and theoretical studies shed light on the catalyst function and reveal that Pd sites facilitate the adsorption of hydroxyl (C‐OH) species which prevents C‐C bond ...
Soressa Abera Chala   +19 more
wiley   +1 more source

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