| Global NEST Journal

Impact of alumina nanoparticles and lanthanum zirconate coating on the Performance, combustion and emission characteristics of diesel engine functioned with terminalia cattappa seed oil

by Venkatesh Kumaragurubaran Bensam Raj Ramesh Kumar

Sustainable Energy

This study investigated the potential of biofuels as sustainable alternatives to petroleum based source in CI engines, through focus about biodiesel derived from Terminalia catappa seed oil. Specifically, it scrutinized the consequence of incorporating aluminum oxide into biodiesel plus implementing...

Assessment of Heavy and Trace Metal Pollution in the Karun River, Iran

by Jadari Hooshang Jahani Davood Peyrowan Hamidreza Kohansal Ghadimvand Nader

Issue 5

Water and wastewater treatment and reuse

The Karun River, the longest and highest water flow river in Iran, has experienced heavy and trace metal pollution in recent years. While previous studies have evaluated the water quality of the river, not all sections from north to south have been examined for all metals. To address this gap, a...

Inhibition impact of major active ingredients of Jordanian Peganum harmala on the corrosion rate of Cu, Fe and Al metals

by

Ghassab M. Al-Mazaideh et al. View all

Issue 2

General

The active components of Jordanian Peganum harmala L. (P. harmala) were investigated using both GC-MS and DFT calculations. The study focused on the methanol extract of P. harmala leaves, which was found to contain 21 significant natural components, of which 9 compounds constituted more than 2% of...

Peganum harmala GC-MS +2 more

Utilization of cement power plant beds for aerated concrete thermal blocks

by

Swaminathan S et al. View all

Issue 2

Water and wastewater treatment and reuse

Nowadays cement industry power plant bed wastes can be used to create aerated concrete blocks for widespread usage in the construction sector instead of sand. The optimum materials for building enclosures for a variety of uses include aerated concretes. To enhance the physical and mechanical...

Non-Autoclaved Aerated Concrete Bed Material wastes +4 more

Transport of alumina nanoparticles in natural waters and water saturated porous media- an analysis of the effect of various environmental parameters

by

Mrudula Pulimi et al. View all

Issue 1

Air pollution and health

To control the use and disposal of products containing nanoparticles and lessen the risks they pose to soil and aquatic ecosystems, it is essential to understand the fate and transport of Al2O3 NPs. The stability, settling, retention, and transport of Al2O3 NPs in aqueous environments and saturated...

Aluminium oxide nanoparticle transport +2 more

Ecological toxicity of microplastics, aluminum and their combination to ectomycorrhizal fungi (Lactarius delicious)

by

Zhang Liang et al. View all

Issue 8

Environmental Toxicology and Biogeochemistry of Ecosystems

To investigate the combined toxic effects of microplastics and aluminum (Al) on ectomycorrhizal fungi, Lactobacillus delicious (Ld) was selected as the experimental subject to conduct research on monodisperse polystyrene microplastics (PS-MPs) (0, 20, 100, 200 mg L-1) and Al3+ (40 mg L-1) single...

microplastics aluminum +2 more

Effective Utilization of Industrial and Constructional Solid Waste Materials in Foundry Mould Making to Prevent Environment Pollution and Conserve Natural Silica Sand

by

Prabhushankar Nachimuthu et al. View all

Issue 8

Solid Waste Management

Green sand moulding uses silica sand for metal casting. Silica sand mining and delivery to foundries destroy the ecosystem, making metal casting unsustainable. Due to increased sand-casting output and massive civil buildings in India, the silica sand supply is declining. The depletion and shortage...

Quarry dust Cupola slag +4 more

Phytochemical analysis by LC MS/ MS and in vitro antioxidant activity of the Algerian endemic plant Dianthus sylvestris subsp. aristidis (Batt.) Greuter & Burdet

by

Dr BECHEKER Imène et al. View all

Issue 7

Environmental management and policy

The present work aimed to carry out the phytochemical analysis and antioxidant activity of hydro-methanolic, ethyl acetate and butanolic extracts of Dianthus sylvestris subsp, aristidis (Batt,) Greuter & Burdet leaves. Phenolics, flavonoids and flavonols contents were measured by the Folin-Ciocalteu...

Antioxidant activity Batt. +2 more

Utilizing rice husk ash as a bio-waste material in geopolymer composites with aluminium oxide

by

Thirukumaran. T and Vivek. S et al. View all

Issue 6

Solid Waste Management

Permanent damages and spalling occur in conventional concrete due to high temperatures. Also concrete loses its compressive strength amounting to about 50 to 75% of the original strength as reported in most of the research works. As opting for high grade of concrete leads to higher costs and emits...

rice husk ash Bio-waste +6 more

Analysis and Evaluation of Heavy Metal Pollution in Kosasthalaiyar River near Ennore Creek Using Geo Statistical Approach

by

Karuppasamy Sudalaimuthu et al. View all

Issue 5

Hydrology and Water Resources Management

The increasing industrialization and urbanization in recent times has led to a significant increase in heavy metal pollution in soil and sediment. The present study aims to evaluate the heavy metal contamination (HmC) in surface sediments collected from the Kosasthalaiyar River located between...

Hm’s Heavy metals +4 more

Electrokinetic Remediation for Textile Wastewater Contaminated Soil

by

Dr. R. Chandra Devi et al. View all

Issue 5

Soil and groundwater contamination and remediation

Soil contamination due to industrial activities is very common and discharging of partially treated or untreated textile wastewater into nearby environment in developing countries contaminated soils. The remediation of textile wastewater contaminated soils containing residual organic dyes and...

Textile dyes Inorganic salts +3 more

Preliminary Research on Removal of Organic Substances Contained in Wastewater from Plastic Lenses Production

by

Katarzyna Umiejewska et al. View all

Issue 2

Water and wastewater treatment and reuse

250 million people worldwide suffer from visual impairment. 64% of them wear glasses. More than 80 percent of all eyeglasses worn today have plastic lenses. Plastic lenses made of polycarbonate discs are created through the process of machining which requires the use of a coolant. The ensuing...

COD industrial wastewater treatment +3 more

Synthesis of Multi Wall Carbon Nanotubes based on zirconium oxide as supported material and its application as nanosorbent for copper ions removal

by

Azza El-Maghraby et al. View all

Issue 4

Circular Economy and Bioeconomy

Water pollution caused by various toxic contaminants has become one of the world's most serious issues. Nanotechnology has received a lot of attention in recent decades, and various nanomaterials for water remediation have been developed. For this purpose, MWCNTs were directly synthesized using a...

Aluminum oxide Carbon Nanotube +3 more

Optimization of ACH Coagulant, Settling Time and Powdered Activated Carbon as Coagulant Aid with Economic Analysis

by

Shuokr Qarani Aziz et al. View all

Issue 3

Water and wastewater treatment and reuse

Regular water treatment-plant (WTP) comprises of a number of units. Of course, problems exist throughout design and operation of the WTP units. Consequently, the current re-search aimed to minimize the shortcomings of the coagulation, sedimentation, and the adsorption methods through applying...

Adsorption Coagulation +4 more

Al (III) removal from wastewaters by natural clay and coconut shell

by

Meral Yurtsever et al. View all

Issue 4

CEST2017 - Heavy metals in the environment

This paper describes the adsorption of Al3+ ions from aqueous solutions, by natural clay (from Sakarya's Yenigün district) and coconut shell modified by means of acid treatment. Batch experiments were carried out to determine the effect of various factors such as initial pH (4-9), temperature (20...

Adsorption Aluminium +3 more

Optimization of raw acrylic yarn dye wastewater treatment by electrochemical processes: kinetic study and energy consumption

by

Fatih Ilhan et al. View all

Issue 2

Water and wastewater treatment and reuse

The textile industry has an important place in the environmental pollution due to its heavy water consumption and to the toxic content of dye. Every succeeding day, the water quality is deteriorated because the wastewater containing the dye is supplied to the receiving medium. In this study, The...

Electrofenton Electrocoagulation +5 more

The recovery of metals from WEEE: state of the art and future perspectives

by

Alessandra Marra et al. View all

Issue 4

Solid Waste Management

Metals are essential elements in the modern technology as they are widely used for several industrial applications such as the manufacturing of electronic devices. Besides common metals, such as copper, iron and aluminium, electronic appliances can contain precious metals as well as metals defined...

recycling techniques mechanical treatments +5 more

Thermally treated aluminium waste-filings, a low cost and efficient adsorbent for phosphorus removal from water

by

Mahmoud Shams et al. View all

Issue 3

Water and wastewater treatment and reuse

A facile strategy toward modification of aluminium filings (AF), a waste material from aluminium manufacturing industry, into a highly efficient adsorbent was examined. AF was simply treated with thermal modification to form a cheap adsorbent for Phosphorus (P) removal from aqueous solutions. The...

Low cost adsorbent Aluminium filings +3 more

Treatment of tannery wastewater using aluminium formate: influence of the formate over sulphate based coagulant

by

Brijesh Kumar Mishra et al. View all

Issue 3

Water and wastewater treatment and reuse

Tannery industries provoke the conspicuous quantity of deleterious effluent which has to be treated prior to discharge into the environment. Pre-treatment of tannery wastewater with aluminium sulphate is well known over decades, but due to the corrosive nature of sulphate this pre-treated water...

Tannery wastewater Coagulation +5 more

Effects of soil pH, Total Organic Carbon and texture on fate of Polycyclic Aromatic Hydrocarbons (PAHs) in soils

by

Emoyan, Onoriode Onos et al. View all

Issue 2

Hazardous Substances and Risk Analysis

Polycyclic aromatic hydrocarbons (PAHs) are a group of quotidian organic compounds having between two and six condensed aromatic rings braced in angular, cluster or linear forms possessing hydrogen and carbon atoms only. This work aims to evaluate the physicochemical characteristics of soil as...

Soil TOC pH and Texture +2 more

Enrichment of sediments in urban rivers by heavy metals

by

Carlos Roberto Juchen et al. View all

Issue 3

Air pollution and health

The heavy metals contained in sediments may be responsible for constant degradation of rivers’ water quality, which circulate in an urban environment. Therefore, this study shows the pollution index and enrichment factor for each of these elements in river sediments. It was used the optical emission...

Hydro sedimentology metals in urban rivers +1 more

Biosorption of manganese (II) and aluminium (III) ions from aqueous solution by immobilized Trichoderma asperellum BHU216

by

S.O. Kareem et al. View all

Issue 1

Air pollution and health

Removal of Al 3+ and Mn 2+ from solution by Trichoderma asperellum BHU216 immobilized on Irvingia gabonensis matrix in a batch system was investigated. Effect of biosorption conditions contact time, pH, bead size and spore load were studied. Equilibrium isotherms and re-usability of biosorbent were...

II Manganese +6 more

Behaviour of trace elements during the naturel evaporation of sea water: case of solar salt works of Sfax saline (S.E. of Tunisia)

by

Amdouni R.

Issue 1

General

We have carried out a geochemical study on the behaviour of certain trace elements during the evaporative concentration of free brines (salinity from 41 to 400 ‰) of the solar salt works of Sfax saline (S.E of Tunisia). The elements concerned by this survey are Zinc, Cadmium, Manganese, Molybdenum...

Brines Salinity +8 more

Utilization of metallurgical solid by-products for the development of inorganic polymeric construction materials

by

Giannopoulou I., Dimas D., Maragkos I. and Panias D.

Issue 2

General

This paper deals with the geopolymerization of the red mud generated in the primary aluminium production and the slag generated in the ferronickel production, in order to develop inorganic polymeric materials with advanced mechanical and physical properties. In particular, the effect of the main...

geopolymerization geopolymers +2 more

Use of micro X-ray absorption spectroscopy and diffraction to delineate Cr(VI) speciation in COPR

by

Chrysochoou M. , Moon D.H. , Fakra S., Marcus M., Dermatas D. and Christodoulatos C.

Issue 3

General

The speciation of Cr(VI) in Cromite Ore Processing Residue was investigated by means of bulk XRD, and a combination of micro-XRF, - XAS and –XRD at the Advanced Light Source (ALS), Berkeley, CA, U.S.A.. Bulk XRD yielded one group of phases that contained explicitly Cr(VI) in their structure, Calcium...

chromium chromite ore processing residue +2 more