ENGINEERING RESEARCH PAPERS

Activated carbon research papers




Studying the effectiveness of activated carbon R95 respirators in reducing the inhalation of combustion by-products in Hanoi, Vietnam: a demonstration study
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Background Urban air pollution is an increasing health problem, particularly in Asia, where the combustion of fossil fuels has increased rapidly as a result of industrialization and socioeconomic development. The adverse health impacts of urban air pollution are well 

Monitoring the biological activity of micropollutants during advanced wastewater treatment with ozonation and activated carbon filtration
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Article history: Received 13 May 2009 Received in revised form 28 August 2009 Accepted 7 September 2009 Available online 16 September 2009 Keywords: Bioassays Baseline toxicity Phytotoxicity Estrogenicity Genotoxicity Toxic equivalency conceptABSTRACT

Isotherm, thermodynamics, desorption, and disposal study for the adsorption of catechol and resorcinol onto granular activated carbon
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ABSTRACT The present paper reports isotherm, thermodynamic, and disposal studies for the adsorption/desorption of catechol (C) and resorcinol (R) from aqueous solution onto/from granular activated carbon (GAC). Isotherm data were generated for C and R solutions 

Preparation of Activated Carbon Using the Copyrolysis of Agricultural and Municipal Solid Wastes at a Low Carbonization Temperature
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ABSTRACT Activated carbon was prepared by the copyrolysis of mixed solid wastes (biomass, cartons and polystyrene) at low carbonization temperatures. The effects of carbonization temperature (200 C, 300 C and 400 C) and chemical activation using different 

Vapor Phase Adsorption of Homologous Aliphatic Ketones on Activated Spherical Carbon
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 There are varieties of commercially available adsorbents including activated carbon (K. Kadirvelu to be one of the promising methods for controlling VOCs of low concentrations. 

Results of a European interlaboratory comparison on CO2 sorption on coals and activated carbon
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For the assessment of CO2 storage in coal seams or enhanced coalbed methane production (ECBM), the sorption properties of natural coals are important parameters. Since more and more laboratories worldwide are concerned with measurements of gas sorption on coal it 

Production of activated carbon with large specific surface area from a sawdust mixed with a nitrogen compound by chemical activation using potassium
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ABSTRACT In this paper, the sawdust was used as the starting material. A urea or a melamine was added to sawdust as the nitrogen compound, and K2CO3 was added to this mixture as an activation reagent. We tried to produce the activated carbon with large 

Comments on" Chemistry of Pyrolysis and Kinetic Studies of Shea Nut (Vitellaria Paradoxa) Shells Activated Carbon for Textile Wastewater Treatment
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Recently, Itodo et al. published the paper entitled" chemistry of pyrolysis and kinetic studies of shea nut (Vitellaria paradoxa) shells activated carbon for textile wastewater treatment" . In section" Batch kinetic study" , the authors noticed" the pseudo first order equation given 

Effect of Water on the Aging of Activated Carbon Based Electrochemical Double Layer Capacitors During Constant Voltage Load Tests
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The effect of water contamination in 1 mol L-1 Et4NBF4 dissolved in acetonitrile or in propylene carbonate as electrolyte on the capacitance fading of activated carbon based electrochemical double layer capacitors has been investigated during constant voltage 

Asymmetric supercapacitors based on stabilized a-Ni (OH) 2 and activated carbon
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ABSTRACT In this work, stabilized Al-substituted a-Ni (OH) 2 materials were successfully synthesized by a chemical coprecipitation method. The experimental results showed that the 7.5% Al-substituted a-Ni (OH) 2 materials exhibited high specific capacitance (2.08× 10 3 

Preparation and characterization of activated carbon derived from fluted pumpkin stem waste (Telfairia occidentalis Hook F)
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ABSTRACT Powdered activated carbon was prepared from activated carbon derived from fluted pumpkin stem waste. Carbonisation was done at 350oC for two hours and allowed to cool at room temperature for three hours before activation with 0.3 MH3po4 (Ortho phosphoric 

REMOVAL OF CHLOROPHENOL FROM AQUEOUS SOLUTION USING FLUTED PUMPKIN AND COMMERCIAL ACTIVATED CARBON
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ABSTRACT This work aimed at exploring the potential use of fluted pumpkin stem waste as a biosorbent for the removal of chlorophenol from aqueous solutions. Batch kinetics and isotherm studies were performed to evaluate the effects of process parameters such as pH 

ONTO NON-FUNCTIONALISED HYPERCROSSLINKED POLYMERS (HYPERSOL-MACRONETTM) AND ACTIVATED CARBON: THERMODYNAMIC AND KINETIC
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ABSTRACT The adsorption characteristics of n-hexane vapors from gaseous stream onto two types of hypercrosslinked polymeric resins (MN 202 and MN 250), and a bituminous granular activated carbon (AC 20) was investigated. The n-hexane influent concentration 

KINETICS OF CHLOROPHENOL ADSORPTION ONTO COMMERCIAL AND FLUTED PUMPKIN ACTIVATED CARBON IN AQUEOUS SYSTEMS
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ABSTRACT Experiments were carried out in a batch process for the removal of chlorophenol from fluted pumpkin stem waste and a commercial activated carbon. The results of equilibrium studies showed that equilibrium was reached within one hour of exposure 

PREPARATION AND CHARACTERIZATION OF ACTIVATED CARBON PREPARED FROM BALSAMODENDRON CAUDATUM WOOD WASTE THROUGH
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ABSTRACT Activated carbon prepared from Balsamodendron caudatum wood waste by various chemical processes shows excellent improvement in the surface characteristics. Surface morphology also plays a significant role in the adsorption properties along with 

Photocatalytic Activity of TiO2 on Activated Carbon Under Visible Light in the Photodegradation of Phenol
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ABSTRACT The photodegradation of phenol under visible light by using TiO2 and activated carbon prepared by physical activation was performed. Activated carbon was prepared from Tabebuia Pentaphyla wood by physical activation under CO2 flow at 800ºC. UV-Vis lamp 

Preparation of a highly porous binderless activated carbon monolith from rubber wood sawdust by a multi-step activation process for application in
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Binderless activated carbon monoliths (ACMs) with high porosity that were prepared from selfadhesive pre-carbonized rubber wood sawdust were studied as electrodes for supercapacitors, focusing on the influence of activation time on the physical and 

Adsorption of Organic Compounds by Activated Carbon
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Adsorption of a substance involves its accumulation at the interface between two phases, such as a gas and a solid or, more germane to this chapter, a liquid and a solid. The molecule that accumulates, or adsorbs, at the interface is called the adsorbate, and the 

A mechanistic approach to determine equilibrium adsorption of organic micropollutants ontoactivated carbon
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33 -1 -0.5 0 0.5 1 1.5 2 2.5 3 3.5 4 0 1 2 3 4 5 6 Dipole (Debye) lo g q e (µ m o l/g ) neutral (Ce 1 uM) ionic (Ce 1 uM) neutral (Ce 0.1 uM) ionic (Ce 0.1 uM) Figure S. 2: Relation between dipole moment and log qe for neutral and ionic solutes at Ce 1 uM and 0.1 uM -1 -0.5 0 0.5 1 1.5 

Adsorption of methyl violet dye on acid modified activated carbon: isotherms and thermodynamics
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ABSTRACT A series of study has been conducted on the removal of methyl violet (MV), a basic dye using acid modified coal-based activated carbon as an adsorbent. The commercially available activated carbon of F200 was treated with 15 wt% sulphuric acid solution and 

Removal of nitroimidazole antibiotics from aqueous solution by adsorption/bioadsorption onactivated carbon
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 by adsorption/bioadsorption on activated carbon J. Rivera-Utrilla*, G. Prados-Joya, M. Snchez-Polo, MA Ferro-Garca, I. Bautista-Toledo  Keywords: Activated carbon Adsorption Nitroimidazoles Water treatmentABSTRACT The 

Influence of surface properties of activated carbon on photocatalytic activity of TiO2 in 4-chlorophenol degradation
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ABSTRACT This work shows the influence of specific surface area (BET) and surface pH of different activated carbons on the photocatalytic activity of UV-irradiated TiO2 in the 4- chlorophenol (4CP) photodegradation. Carbons were prepared from sawdust of Tabebuia 

Preparation of activated carbon from lignin obtained by straw pulping by KOH and K2CO3 chemical activation
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Activated carbon was prepared through chemical activation of lignin from a straw pulping precursor, using K2CO3 and KOH as chemical agents. To optimize the preparation method, the effect of the main process parameters (such as impregnation ratio, activation 

Adsorption equilibria of O 2, Ar, Kr and Xe on activated carbon and zeolites: single component and mixture data
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ABSTRACT This work provides a set of experimental data on the adsorption of pure component, binary and ternary mixtures on activated carbon sample and two different zeolites at 303 K and moderate pressures (up to 10 bar for mixtures). Pure component data were measured 

ORGANIC CARBON REMOVAL AND BACTERIAL COMMUNITY STUCTURES IN BIOLOGICAL ACTIVATED CARBON PROCESS FOR ADVANCED
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ABSTRACT This study was to compare the removal efficiency of assimilable organic carbon (AOC) by biological activated carbon (BAC) filtration in three advanced drinking water treatment plants in Japan. The influence of total microbial abundances and bacterial 

Polychlorinated biphenyl sorption to activated carbon and the attenuation caused by sediment
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ABSTRACT Activated carbon (AC) is currently being used to treat polychlorinated biphenyl (PCB) contaminated field sediment. In the presence of sediment, the sorption capacity of AC for PCBs can be reduced. In this study, sorption attenuation of AC is investigated using 

Statistical optimization for the prediction of ibuprofen adsorption capacity by using microwave assisted activated carbon
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ABSTRACT The adsorption of ibuprofen was optimized by response surface methodology (RSM) through a three level Box-Behnken design (BBD). The microwave assisted activated carbon derived from scrap wood of Acacia Auriculiformis was used as an adsorbent for the 

Removal of gas-phase element mercury by activated carbon fiber impregnated with CeO2
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The Hg0 removal ability of activated carbon fiber (ACF) impregnated with cerium dioxide (CeO2/ACF) was tested in experimental gas. Some physicochemical techniques, such as Brunauer-Emmett-Teller (BET), scanning electron microscopy (SEM), and Fourier 

synthesis of activated carbon and MCM-41 from bagasse and rice husk and their carbon dioxide adsorption capacity
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ABSTRACT The aims of this work were to synthesize the porous solid adsorbents and to study their carbon dioxide (CO2) adsorption capacities. Three adsorbents; activated carbon synthesized from bagasse (BAC) and from rice husk (RAC), and Mobil Composition of 

Adsorption of methyl tert-butyl ether using granular activated carbon: Equilibrium and kinetic analysis
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ABSTRACT The adsorption of methyl tert-butyl ether by granular activated carbon was investigated. The experimental data were analyzed using the Freundlich isotherm and the Langmuir isotherm. Although equilibrium data were found to follow Freundlich isotherm 

Adsorptive Removal of Chromium (VI) from Aqueous Solution by an Agricultural Waste-BasedActivated Carbon
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ABSTRACT Activated carbon was prepared from an agricultural waste, coconut coir, and its characteristics were compared with that of a commercial bituminous coal-based activated carbon. The activated carbon possessed higher surface area, micropore area, micropore 

The Effect of Activating Agents on the Activated Carbon Prepared from Feronia limonia (L.) Swingle (Wood Apple) Shell
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ABSTRACT Activated carbon samples are characterized by their high adsorption capacities. Although the highly active surface properties of the activated carbon are after attributed to the chemical functional groups, surface morphology plays a significant role in determining 

Kinetics and isotherm studies on cationic dyes adsorption onto Annona Squmosa seedactivated carbon
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ABSTRACT The use of low-cost, locally available and eco-friendly adsorbents has been investigated as an ideal alternative to the current expensive methods of removing dyes from wastewater. This study investigates the potential use of activated carbon prepared from 

Removal of copper and zinc ions onto biomodified palm shell activated carbon
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ABSTRACT commercially produced in Malaysia granular palm shell activated carbon (PSAC) was biomodified with bacterial biomass (Bacillus subtilis) to produce a hybrid biosorbent of higher efficiency. The obtained biosorbent was evaluated in terms of adsorption capacity 

Batch adsorption of fluoride ions onto microwave assisted activated carbon derived from Acacia Auriculiformis scrap wood
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ABSTRACT Adsorption of fluoride was done from its aqueous solution by using microwave assisted activated carbon. The activated carbon was prepared by carbonization of Acacia Auriculiformis scrap wood char followed by microwave heating. A batch study on fluoride 

Development of Porosity and Copper (II) Ion Adsorption Capacity by Activated Nano-carbon Xerogels in Relation to Treatment Schemes
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 Single-bottle removal of copper(II) ions was found to be appreciable in the case of the carbon xerogels (Qads = 32–52 mg/g) and excellent with the activated carbon xerogels (Qads = 76–198 mg/g). Application of the pseudo-second-order relationship gave the best fit to the 

Statistical Modeling and Optimization of Amination Conditions of Activated Carbon for Carbon Dioxide Adsorption Using Response Surface Methodology
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ABSTRACT The surface modification of activated carbon with gaseous ammonia for obtaining an efficient carbon dioxide (CO2) adsorbent was optimized using the response surface methodology. The variables chosen were amination temperature, amination time, and the 

Effect of Biological Activated Carbon Filters on the Removal of Biodegradable Natural Organic Matter
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on the Removal of  Integrated treatment processes that combine oxidation processes and activated carbon biofilters have been shown to be very effective at reducing natural organic 

ACTIVATED CARBON PRODUCED FROM AGRO-FORESTRY WASTES USING SINGLE-STEP STEAM PYROLYSIS
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Adsorption by activated carbon is a suitable and efficient method for the removal of impurities from waters. In most developing countries, activated carbon is imported at high cost and as a result activated carbon use is limited. Southern Africa has, in abundance, 

Combination of Adsorption on Activated Carbon and Oxidative Photocatalysis on TiO2 for Gaseous Toluene Remediation
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ABSTRACT The influence of activated carbon on the activity of TiO2 in toluene photooxidation was studied to verify the efficiency of both materials working ensemble. Results showed that surface pH and more strongly the surface area of activated carbon influence the TiO2 

On the Quality of Waste Biomass Serving as a Substitute for Activated Carbon in Packed Bed Adsorption Columns
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ABSTRACT This work deals with the quality improvement of modified waste biomass serving as a low-cost substitute for activated carbon in packed bed adsorption columns. Since the biomass modification cost depends on the partially conflict variables of operating and 

Influence of oxyfluorination on activated carbon nanofibers for CO 2 storage
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ABSTRACT The oxyfluorination effects of activated carbon nanofibers (OFACFs) were investigated for CO2 storage. Electrospun CFs were prepared from a polyacrylonitrile/N, N- dimethylformamide solution via electrospinning and heat treatment. The electrospun CFs 

Ethylenediamine-modified activated carbon for aqueous lead adsorption
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ABSTRACT This study is to develop a carbon-based adsorbent containing multiple functional ligands for effective removal of lead ions from aqueous media. Activated carbon was oxidized by nitric acid, followed by chlorination with thionyl chloride and reaction with 

Extrusion of honeycomb monoliths employed with activated carbon-LDPE hybrid materials
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Interest has grown gradually in the relationship between health and the environment. Currently, the enhancement of the quality of indoor air has become an important issue, as this issue affects all living things. Recent changes in the social structure have led to 

Preparation and Characterization of Electrospun TiO2-Activated Carbon Complex Fiber as Photocatalyst
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ABSTRACT In this study, TiO2-Activated carbon (AC) complex fibers were prepared by electrospinning for the synergetic effect of adsorption and degradation of organic pollutant. The average diameter of these fibers increased with increasing the amount of AC added, 

Study on activated carbon-CO2 pair: adsorption characteristics and cycle performance
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ABSTRACT Nowadays, the use of carbon dioxide as refrigerant had regained a lot of interests as it is a non-toxic and nonflammable natural refrigerant. The focus of this study is the possibility of using CO2 as the refrigerant for the adsorption cooling systems. For this 

Nickel removal from wastewater by using activated carbon prepared from agro industrial wastes
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Activated carbons were prepared from agro industrial waste by products such as Coconut and neem oilcake by thermal activation at 800C and were used as an efficient sorbents for the removal of nickel from water. The sorption conditions, such as pH, adsorbent dose and 

Combined adsorption and catalytic ozonation for removal of sulfamethoxazole using Fe2O3/CeO2 loaded activated carbon
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Article history: Received 8 November 2010 Received in revised form 10 March 2011 carbon Ozone consumption efficiencyABSTRACT

Decolourisation of anaerobic palm oil mill effluent via activated sludge granular activated carbon
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ABSTRACT Eradication of colour from industrial effluent such as palm oil mill industry is becoming increasingly important from environmental and aesthetic point of view. In this study, decolourisation of anaerobic palm oil mill effluent (AnPOME) by means of 

Adsorption of Pb (II) on a composite material prepared from polystyrene-alumina and activated carbon: Kinetic and thermodynamic studies
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ABSTRACT The ability of polystyrene-alumina-activated carbon composite as a synthetic adsorbent was investigated for the removal of Pb (II) ions from aqueous solutions. Various physico-chemical parameters such as pH, initial metal ion concentration, adsorbent 

Comparison of granular activated carbon bio-sorption and advanced oxidation processes in the treatment of leachate effluent
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ABSTRACT Landfill leachate is a toxic effluent of a decomposing landfill that is produced when rainwater percolates through the landfill leaching out contaminants and pollutants. Untreated leachate is a potential source for the contamination of soil, surface and ground 

Biological activated carbon for the advanced treatment of wastewater treatment plant effluents
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Page 1. Biological activated carbon for the advanced treatment of wastewater treatment plant effluents  Water Res. 45 (2011) 5695. Page 15. Conclusions ? Biological activated carbon (BAC) filtration has the potential to significantly improve the quality of treated effluents on the 

Catalytic oxidation of S (IV) on activated carbon in aqueous suspension: kinetics and mechanism
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ABSTRACT Activated carbon and combustion produced soot particles have been studied for their catalytic effect on the oxidation of aqueous sulfur (IV) species. These particles are found to be effective catalysts for the reaction. Detailed kinetic studies of the reaction were 

Adsorption of volatile organic compounds on three activated carbon samples: Effect of pore structure
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ABSTRACT To investigate the influence of the activated carbon pore structure on the adsorption of volatile organic compounds (VOCs), three commercial activated carbon samples were chosen. The fixed-bed thermostatic adsorption experiments were 

Influence of Temperature and Impregnation Ratio of H3PO4 on the Production of Activated Carbon from Hazelnut Shell
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Activated carbon is a generic term for a family of highly porous carbonaceous materials, none of which can be characterized by chemical analysis. The volume of the pores in activated carbons is generally defined as being greater than 0.2 ml/g, and in the internal 

Binder-free activated carbon/carbon nanotube paper electrodes for use in supercapacitors
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ABSTRACT Novel inexpensive, light, flexible, and even rollup or wearable devices are required for multi-functional portable electronics and developing new versatile and flexible electrode materials as alternatives to the materials used in contemporary batteries and 

CHEMOAUTOTROPHIC ACTIVATED CARBON OXIDATION: AN ADVANCED OXIDATION PROCESS FOR THE REDUCTION OF SULPHATE IN
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In general, industrial wastewaters contain suspended, colloidal and dissolved (mineral and organic) solids. In addition, they are either excessively acidic or alkaline in nature and they may contain high or low concentrations of chromophoretic compounds. These wastes may 

Trace metal enrichment using gold nanoparticle loaded on activated carbon modified with 1-((6-(-(2, 4-dihydroxybenzylideneamino)) hexylimino) methyl)
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ABSTRACT In this study, a new sorbent based on the modification of gold nanoparticle loaded on activated carbon (Au-NP-AC) with 1-((6-(-(2, 4-dihydroxybenzylideneamino)) hexylimino) methyl) benzene-2, 4-diol (DHBAHMB) was synthesis and its efficient application for trace 

Peels and Activated Carbon: A Comparative study
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ABSTRACT Solid wastes from agro-industrial operations can be recycled as non-conventional adsorbents if they are inert hannless and reduce the cost of wastewater treatment. The use of Radish (Raphanus sativus L.) peels, a bio-adsorbent, to remove Congo Red (a reactive 

Adsorption dynamics of Copper ion by low cost activated carbon
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ABSTRACT The activated carbon was prepared using solid waste called Terminalia Catappa Linn shell and the physicochemical properties of carbon were investigated to explore the adsorption process. The effectiveness of such carbon in adsorbing copper ion 

Application of Ozone and Granular Activated Carbon for Distillery Effluent Treatment
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ABSTRACT The main objective of this study was to investigate the treatment of distillery vinasse through the integrated process of ozone oxidation and Granular Activated Carbon (GAC) in a continuous process. The continuous process was carried out both by each of the GAC 

Utilization of New Activated Carbon Drived from Date Stones to Reduce Lead and Cadmium Ions from Aqueous Solutions
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ABSTRACT The conditions of the preparation of the new activated carbon derived from date stones (ACDS) was studied using hydrogen peroxide as an activator. The parameters (such as initial pH, temperature,.. etc) affecting the adsorption capacity of ACDS toward lead and 

The performance of biological activated carbon in removing pharmaceuticals in drinking water treatment
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ABSTRACT The objective of this study is to investigate the performance of BAC in removing pharmaceuticals from water. Four factors that affect the pharmaceuticals removal from water were investigated during the study. They were: compound properties, ozonation pre- 

Equilibrium isotherm studies of Methylene blue adsorption onto activated carbon prepared from Delonix regia pods
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ABSTRACT The adsorption capacity of Methylene blue from aqueous solution onto activated carbon prepared from Delonix regia pods (Flame tree pods) was investigated under various experimental conditions. Batch mode experiments were conducted to assess the potential 

# 2: ROLE OF PREDATION BY ZOOPLANKTON IN TRANSPORT AND FATE OF PROTOZOAN (OO) CYSTS IN GRANULAR ACTIVATED CARBON 
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ABSTRACT The significance of zooplankton in the transport and fate of pathogenic organisms in drinking water is poorly understood, although many hints of the role of predation in the persistence of microorganisms through water treatment processes can be found in 

Using Thomas Model to Evaluate Dye Removal from Aqueous Solutions in Fixed-bed Columns of Activated Carbon
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ABSTRACT For the purposes of this study, activated carbon was derived from pine-cone by a chemical-thermal process. Initially, its chemical and physical properties were determined before it was used for the removal of Acid Black 1 and Acid Blue 113 dyes. A batch 

Ozone removal by filters containing activated carbon: a pilot study
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ABSTRACT This study evaluated the ozone removal performance of moderate-cost particle filters containing activated carbon when installed in a commercial building heating, ventilating, and air conditioning (HVAC) system. Filters containing 300 g of activated 

CO 2 Adsorption Properties of Activated Carbon Fibres under Ambient Conditions
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In this study, we investigated the possibilities of using activated carbon fibre (ACF) as a carbon capture and storage (CCS) technology. The CO 2 adsorption isotherms of ACFs with different porosities were systematically examined at 273 and 298 K under ambient 

Wastewater Reclamation using Ozonation combined with Biological Activated CarbonFiltration
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EXECUTIVE SUMMARY The recent millennium drought that hit Australia highlighted the need for a change in water resource management because of increasing pressure on drinking water sources due to factors such as population growth, climate change impacts 

Studies of adsorption kinetics and regeneration of aniline, phenol, 4-chlorophenol and 4-nitrophenol by activated carbon
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ABSTRACT The present paper reports kinetic studies of the adsorption of aniline (AN), phenol (P), 4-chlorophenol (CP) and 4-nitrophenol (NP) from aqueous solution onto granular activated carbon (GAC). In FTIR spectral analysis, the transmittance of the peaks gets 

Study of Pb Adsorption by Carbon Nanofibers Grown on Powdered Activated Carbon
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ABSTRACT The sorption of lead (Pb) from aqueous solutions by using carbon nanofibers (CNFs) grown on nickel impregnated Powdered Activated Carbon (PAC) was studied. In this study, we investigated the affection of the lead initial concentration on the sorption of the 

EFFECT OF CARBON NANOTUBES AND ACTIVATED CARBON ADDITION TO THE BLENDS OF MONOETHANOLAMINE AND TRIETHANOLAMINE ON CO 2
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ABSTRACT Carbon dioxide is a major greenhouse gas that contributes to the global warming by more than% 60. Absorption has been widely used to treat high concentrations of CO2 in synthesis gas production, hydrogen manufacturing, and natural gas processing. 

Fixed-bed column study for Cu (II) removal from aqueous solutions using rice husk basedactivated carbon
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ABSTRACT In this work, the adsorption potential of rice husk based activated carbon (RHAC) to remove Cu (II) from aqueous solution was investigated using fixed-bed adsorption column. The effects of inlet Cu (II) concentration (5-15 mg/l), feed flow rate (10-30 ml/min) and 

Adsorption of CO 2/CH 4 Mixtures in a Molecular Model of Activated Carbon through Monte Carlo Simulations
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In this article, a nanoporous carbon model based on units of polyaromatic molecules with different number of rings is described. The adsorption isotherms of pure CO 2, CH 4 and equimolar mixtures, and isosteric heat calculations on these models substrates were 

Removal of Heavy Metals by Using Activated Carbon Produced from Cotton Stalks
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ABSTRACT Utilization of agricultural waste to produce valuable products has opened opportunities in Egypt to minimize serious public health risks from exposure to dangerous fumes that come from burning the agricultural wastes in open fields. In this study, activated 

Removal of Cobalt-60 and Caesium-134 Ions from Contaminated Solutions by Sorption UsingActivated Carbon
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Date pits (DP) and sawdust (SD) were used as precursors for activated carbons which were prepared by steam pyrolysis of DP and chemical activation of SD, respectively. Surface characterization of both activated carbons was undertaken using the BET method. 

A comparative study of carbon dioxide adsorption on multi-walled carbon nanotubes versus activated charcoal
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 pressure under study. The amount of CO2 adsorbed on MWCNT is 2 times higher than that of activated Charcoal whereas the specific surface area of activated carbon is aboute 2 times higher than MWNT. The experimental 

Production of activated carbon from biochars of mallee biomass pyrolysis
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ABSTRACT Biochar was prepared from low-temperature pyrolysis of mallee biomass and then activated using steam for activated carbon production. The results show that via steam activation, production of activated carbon with a high surface area can be achieved at a 

Chlorine adsorption kinetics of activated carbon from selected local raw materials
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Chlorine adsorption kinetics of activated carbons from Cattle bone, coconut-shell and wood as influenced by mode of activation (heat and acid) were studied using a commercial activated carbon (CAC) as control. Batch chlorine adsorption by each activated carbon 

Gas chromatographic prediction of equilibrium phase atrazine after sorption onto derivedactivated carbon
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ABSTRACT Inexpensive remediation method was adopted for Atrazine adsorption by derived Poultry Droppings (PD) and Poultry Wastes (PW) activated carbon. This was proposed to improve the ecological system and add value to the Biomass. GCMS quantitation was


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