Search Results - "Demirbas, Ayhan"

Political, economic and environmental impacts of biofuels: A review by Demirbas, Ayhan

“…Current energy policies address environmental issues including environmentally friendly technologies to increase energy supplies and encourage cleaner, more…”
Get full text

Biofuels securing the planet’s future energy needs by Demirbas, Ayhan

“…The biofuels include bioethanol, biobutanol, biodiesel, vegetable oils, biomethanol, pyrolysis oils, biogas, and biohydrogen. There are two global biomass…”
Get full text

The influence of temperature on the yields of compounds existing in bio-oils obtained from biomass samples via pyrolysis by Demirbas, Ayhan

“…The influence of temperature on the compounds existing in liquid products obtained from biomass samples via pyrolysis were examined in relation to the yield…”
Get full text

Agricultural based activated carbons for the removal of dyes from aqueous solutions: A review by Demirbas, Ayhan

“…This review evaluates a number of different agricultural waste adsorbents and types of dyes. Certain wastewater containing different dye contaminants causes…”
Get full text

Biodiesel from waste cooking oil via base-catalytic and supercritical methanol transesterification by Demirbas, Ayhan

“…In this study, waste cooking oil has subjected to transesterification reaction by potassium hydroxide (KOH) catalytic and supercritical methanol methods…”
Get full text

Comparison of transesterification methods for production of biodiesel from vegetable oils and fats by Demirbas, Ayhan

“…Comparative studies on transesterification methods were presented in this work. Biodiesel is obtained from a chemical reaction called transesterification…”
Get full text

Biodiesel production from vegetable oils via catalytic and non-catalytic supercritical methanol transesterification methods by Demirbas, Ayhan

“…This paper reviews the production and characterization of biodiesel (BD or B) as well as the experimental work carried out by many researchers in this field…”
Get full text

Effects of temperature and particle size on bio-char yield from pyrolysis of agricultural residues by Demirbas, Ayhan

“…This article deals with slow pyrolysis of agricultural residues such as olive husk, corncob and tea waste at high temperature (950–1250 K) in a cylindrical…”
Get full text

Importance of algae oil as a source of biodiesel by Demirbas, Ayhan, Fatih Demirbas, M.

“…Algae are the fastest-growing plants in the world. Industrial reactors for algal culture are open ponds, photobioreactors and closed systems. Algae are very…”
Get full text

Production of biodiesel fuels from linseed oil using methanol and ethanol in non-catalytic SCF conditions by Demirbas, Ayhan

“…Methyl and ethyl esters as biodiesel fuels were prepared from linseed oil with transesterification reaction in non-catalytic supercritical fluids conditions…”
Get full text

Pyrolysis of municipal plastic wastes for recovery of gasoline-range hydrocarbons by Demirbas, Ayhan

“…This paper describes non-catalytic pyrolysis of plastic waste materials. Three types of waste plastics were used in this study: polystyrene (PS), polyethylene…”
Get full text

Tea seed upgrading facilities and economic assessment of biodiesel production from tea seed oil by Demirbas, Ayhan

“…Green tea seed ( Camellia sinensis L. Kuntze) oil was used in this work. The tea seed oil contains more than 84% unsaturated fatty acid, such as oleic acid…”
Get full text

Biodiesel production from non-edible plant oils by Demirbas, Ayhan, Bafail, Abdullah, Ahmad, Waqar, Sheikh, Manzoor

“…Biodiesel is an alternative to petroleum-based fuels derived from a variety of feedstocks, including vegetable oils, animal fats, and waste cooking oil. At…”
Get full text

Bioethanol from Cellulosic Materials: A Renewable Motor Fuel from Biomass by Demrba, Ayhan

“…Ethanol is the most widely used liquid biofuel. It is an alcohol and is fermented from sugars, starches or from cellulosic biomass. Cellulosic materials can be…”
Get full text

Biodiesel: hopes and dreads by Aghbashlo, Mortaza, Demirbas, Ayhan

Get full text

Promising sources of energy in the near future by Ak, Namik, Demirbas, Ayhan

“…Fossil fuels, renewable, nuclear, or fissile fuels are the main energy sources. Fossil fuels, especially oil, are still the most popular source of energy in…”
Get full text

Determination of calorific values of bio-chars and pyro-oils from pyrolysis of beech trunkbarks by Demirbas, Ayhan

“…In this study, the beech trunkbark was pyrolyzed to obtain bio-char and pyro-oil for determining their calorific values. Experiments were designed to…”
Get full text

Adsorption of Cu(II), Zn(II), Ni(II), Pb(II), and Cd(II) from aqueous solution on Amberlite IR-120 synthetic resin by Demirbas, Ayhan, Pehlivan, Erol, Gode, Fethiye, Altun, Turkan, Arslan, Gulsin

“…The adsorption of copper(II), zinc(II), nickel(II), lead(II), and cadmium(II) on Amberlite IR-120 synthetic sulfonated resin has been studied at different pH…”
Get full text

Competitive liquid biofuels from biomass by Demirbas, Ayhan

“…The cost of biodiesels varies depending on the feedstock, geographic area, methanol prices, and seasonal variability in crop production. Most of the biodiesel…”
Get full text

Bioenergy life cycle assessment and management in energy generation by Taylan, Osman, Kaya, Durmus, Bakhsh, Ahmed A, Demirbas, Ayhan

“…Bioenergy is an effective energy form used by developing countries. It covers about 38% of the energy consumed primarily obtained from the biomass in about 13%…”
Get full text