نتایج جستجو برای: physicochemical adsorption

تعداد نتایج: 83852  

Dyes are widely used in various industries, since theirdirect discharge to nature can cause many biological and environmental problems. Some of these dyes are toxic, carcinogenic and can cause skin and eye irritation. There are various dye removal techniques, but Adsorption found to be very effective and cheap method among the all available dye removal methods. The purpose of this study was to ...

Journal: :health scope 0
syed abbas hosseini zahedan university of medical sciences, iran +98-9155408625, [email protected]; zahedan university of medical sciences, iran +98-9155408625, [email protected] syed ali hosseini shiraz university of medical sciences, iran attaullah rakhsh khourshid zahedan university of medical sciences, iran +98-9155408625, [email protected]

objectives this study examined 125i concentrations in the edible parts of five types of plants from different locations on farms with a similar climate. near zahedan, iran. background radioiodine 125i is an environmental contaminant that humans may consume in edible plants. the characteristics of 125i in plants are poorly understood. materials and methods the experiments used a mini-column appr...

Journal: :Applied sciences 2021

The desire to customize the properties of a material through complete control over both its chemical and architectural structure has created constant persistent need for efficient convenient characterization techniques. Inverse gas chromatography (IGC) is considered useful method probing material’s surface properties, like enthalpies adsorption, which are key stimulus components their adsorptio...

This paper presents the wet chemical synthesis of WO3/TiO2 nanocomposites using hydrothermally prepared monoclinic WO3 and anatase TiO2 nanoparticles as composite matrices and filler, respectively. The nanocomposites were prepared in different compositions, i.e. WO3:TiO2 ratio (w/w) of (1:1), (1:3), and (3:1). Physicoche...

2017
Pedro Julio Villegas Gerardo M. Casañola-Martin Karel Dieguez-Santana

Pollutants removal from human’s daily activities is one of the most widely known environmental applications of activated carbons. In order to guarantee the successful removal of contaminants and pollutants on activated carbons, the development of new adsorbents has been increasing in the last few years. In this work the effects of different chemical-physical parameters and the elemental composi...

Journal: : 2023

This study evaluates the effectiveness of using crushed construction and demolition waste as reactive media for applying in Permeable Reactive Barriers to treat contaminated groundwater by landfill leachate. Modern analytical methods such SEM EDX were used analyze physicochemical properties waste, demonstrating that material has a porous structure on surface is suitable thetargeted heavy metal ...

Journal: :Indian Journal of Environment Engineering (IJEE) 2021

In the Present investigation various activated carbon derived from waste material of plant has been synthesized .These materials have high porosity .This degree adsorbents is associated with large surface area, which makes it an excellent adsorbent for removal Heavy Metals. The advantages over other respect its adsorption capacity, operating Characteristic &Cost. characterized by particle s...

2017
T. M. Budnyak E. S. Yanovska O. Yu. Kichkiruk D. Sternik V. A. Tertykh

1 Erratum Unfortunately [1], the title for Table 3 in the original version of this paper was incorrect. The correct title for Table three is 'The degree of adsorption of Zn(II), Cu(II), Fe(III), Cd(II), and Pb(II) cations by synthesized composites as a function of the medium acidity'. permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to...

2015
Abdalla H. Karoyo Lee D. Wilson

Recent efforts have been directed towards the design of efficient and contaminant selective remediation technology for the removal of perfluorinated compounds (PFCs) from soils, sediments, and aquatic environments. While there is a general consensus on adsorption-based processes as the most suitable methodology for the removal of PFCs from aquatic environments, challenges exist regarding the op...

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