Results 41 to 50 of about 4,825,915 (329)

Color Removal from Industrial Textile Wastewater Using Chemical Adsorption [PDF]

open access: yesEngineering and Technology Journal, 2013
Industrial wastewaters from local state textile industry (Al-Khadimia Textile Co.) as well as aqueous prepared solutions of color dyes were subjected to simple physico-chemical treatment.
Najah M. Al-Shuwaiki   +2 more
doaj   +1 more source

Highly Active Amino-Fullerene Derivative-Modified TiO2 for Enhancing Formaldehyde Degradation Efficiency under Solar-Light Irradiation

open access: yesNanomaterials, 2022
Formaldehyde (HCHO) is a ubiquitous indoor pollutant that seriously endangers human health. The removal of formaldehyde effectively at room temperature has always been a challenging problem.
Jingbiao Fan   +3 more
doaj   +1 more source

A Theoretical Simulation of Deformed Carbon Nanotubes with Adsorbed Metal Atoms: Enhanced Reactivity by Deformation

open access: yes, 2010
First-principles simulations were performed to investigate reaction of carbon nanotubes with adsorbed metal atoms. Mechanical modification of their structures enhances chemical reactivity of carbon nanotubes.
Amelinckx   +50 more
core   +1 more source

The characterization of recycled concrete aggregate as filter in removal of phosphorus [PDF]

open access: yes, 2020
Phosphorus (P) is one of the key nutrients that lead to eutrophication problem in surface water. However, the existing conventional wastewater treatment system to remove phosphorus is expensive and require a complex process. Therefore, a system using low
Abd Roni, Norwardatun   +3 more
core  

Obtaining a bioadsorbent from orange peel suitable for batch and continous treatment [PDF]

open access: yes, 2020
One form of chemical contamination involves the contribution of heavy metals to the ecosystem mainly from industrial spills and mining operations. The most toxic heavy metals are cadmium, copper, chromium, mercury, nickel, lead and zinc.
García Raurich, Josep   +2 more
core   +3 more sources

A Kinetic Study of Aluminium(III) and Chromium(III) Adsorption by Silica Gel Chaetoceros calcitrans Biomass Immobilized on Silica Gel

open access: yesIndonesian Journal of Chemistry, 2010
The kinetics of aluminium(III) and chromium(III) adsorption in an adsorbent prepared by immobilization of Chaetoceros calcitrans biomass on silica ge has been investigated.
Indah Raya   +2 more
doaj   +1 more source

Modeling the Non-Equilibrium Process of the Chemical Adsorption of Ammonia on GaN(0001) Reconstructed Surfaces Based on Steepest-Entropy-Ascent Quantum Thermodynamics

open access: yesMaterials, 2017
Clearly understanding elementary growth processes that depend on surface reconstruction is essential to controlling vapor-phase epitaxy more precisely.
A. Kusaba   +4 more
semanticscholar   +1 more source

Effects of the atmosphere and Mn doping on the electrical properties of Sr2Fe1−xMnxNbO6 and their mechanisms

open access: yesMaterials Research Express, 2020
Double-perovskite composite oxides (A _2 BB′O _6 ) usually have excellent functional properties and are widely studied and applied. Its electrical, magnetic or other properties can be optimized by doping transition metal elements at its B or B′ site.
Ben Ge   +6 more
doaj   +1 more source

Intein‐based modular chimeric antigen receptor platform for specific CD19/CD20 co‐targeting

open access: yesMolecular Oncology, EarlyView.
CARtein is a modular CAR platform that uses split inteins to splice antigen‐recognition modules onto a universal signaling backbone, enabling precise, scarless assembly without re‐engineering signaling domains. Deployed here against CD19 and CD20 in B‐cell malignancies, the design supports flexible multi‐antigen targeting to boost T‐cell activation and
Pablo Gonzalez‐Garcia   +9 more
wiley   +1 more source

Adsorption of two pesticides on a clay surface: a theoretical study [PDF]

open access: yes, 2012
The contamination of water resources with many organic xenobiotic compounds poses a challenge to environmental sciences and technologies [1]. Although in many cases these contaminants are present only in small concentrations, the large variety of such ...
Carvalho, A. J. Palace   +2 more
core  

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