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Removal of diclofenac from aqueous solution on apricot seeds activated carbon synthesized by pyro carbonic acid microwave
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Pharmaceuticals have been widely remaining contaminants in wastewater, and diclofenac is the most common pharmaceutical pollutant. Therefore, the removal of diclofenac from aqueous solutions using activated carbon produced by pyrocarbonic acid and microwaves was investigated in this research. Apricot seed powder and pyrophosphoric acid (45 wt%) were selected as raw material and activator respectively, and microwave irradiation technique was used to prepare the activated carbon. The raw material was impregnated in pyrophosphoric acid at 80◦C with an impregnation ratio of 1: 3 (apricot seeds to phosphoric acid), the impregnation time was 4 h, whereas the power of the microwave was 700 watts with a radiation time of 20 min. A series of experiments were conducted at constant mixing speed (300 revolutions per minute) to evaluate the effect of experimental factors likes, adsorption time, pH of diclofenac solution, diclofenac initial concentration, and dosage of activated carbon on removal efficiency. The design of experiments (version 13 Stat-Ease) was implemented using the central composite method to define the optimum effect of the process factors on the removal efficiency. The analysis of variance showed that the quadratic model for the experiment was significant with a very low probability value (P- value < 0.0001). The adjusted R2 of the model was 0.9826 and the predicted R2 was 0.9574. Whereas the optimum conditions suggested by the model for the process variable were found to be 150 min, 3.25 pH, 30 mg/L, 0.267g, for adsorption time, pH of diclofenac solution, diclofenac initial concentration, a dosage of activated carbon, respectively and the maximum removal efficiency was found to be 94.6%. The data obtained from the experiments were fitted with Langmuir and Freundlich models and the results show that the data was well fitted Langmuir model with R2 = 0.9685 as compared to the Freundlich model which has R2 = 0.93249. Likewise, the data was analyzed by pseudo first and second-order kinetic models and the results show that the adsorption on apricot-activated carbon was well adequate with the pseudo-second-order model.

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Publication Date
Mon Mar 08 2021
Journal Name
Baghdad Science Journal
Study the effect of aqueous extract of Yas Rue on the types of bacteria isolated from wounds and burns
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The current study was conducted to determine the sensitivity of some pathogenic bacterial isolates isolated from wounds and burns water toward the disposer of the Yas Rue tested five crude bacterial isolates isolated from wounds and burns which these isolates sensitive to aqueous extract crude

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Publication Date
Wed May 10 2023
Journal Name
Journal Of Engineering
ANALYTICAL SOLUTION OF UNSATURATED SOIL WATER FLOW FROM A POINT SOURCE
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Water flow into unsaturated porous media is governed by the Richards’ partial differential equation expressing the mass conservation and Darcy’s laws. The Richards’ equation may be written in three forms,where the dependent variable is pressure head or moisture content, and the constitutive relationships between water content and pressure head allow for conversion of one form into the other. In the present paper, the “moisture-based" form of Richards’ equation is linearized by applying Kirchhoff’s transformation, which
combines the soil water diffusivity and soil water content. Then the similarity method is used to obtain the analytical solution of wetting front position. This exact solution is obtained by means of Lie’s

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Publication Date
Sat Jul 01 2006
Journal Name
Saudi Medical Journal
Treatment of alopecia areata by topical diclofenac sodium gel in comparison to benzoyl peroxide gel. A novel single blind therapeutic clinical trial
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KE Sharquie, AA Al-Nuaimy, WJ Kadhum, Saudi medical journal, 2006 - Cited by 3

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Publication Date
Mon Jul 01 2024
Journal Name
Journal Of Optics
Optical and structural characteristics of carbon quantum dots manufacturing by electrochemical method
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Electrochemical method was used to prepare carbon quantum dots (CQDs). Size of matter was nature when evaluate via X-ray diffraction (XRD). A distinct peak at 2θ equal to 31.6° and three other small peaks at 38.28°, 56.41° and 66.12° were observed. The measures of Fourier Transform Infrared Spectroscopy (FTIR) showed the bonds in the transmittance spectrum are manufactured with carbon nanostructures in view. The first peaks are the O–H stretching vibration bands at (3417 and 2922) cm−1, (C–O–H at 1400, and 1317) cm−1, (C–H), (C=C), (C–O–H), (C=O), and (C–O) bonds at 2850, 1668, 1101, and 1026 cm−1 sequentially. The transmission electron microscopy (TEM) results presented that the spherical CQDs are in shape and on a

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Publication Date
Mon Mar 04 2024
Journal Name
Journal Of Engineering
REMOVAL OF DIRECT BLUE DYE IN TEXTILEWASTEWATER EFFLUENT BY ELECTROCOAGULATION
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 Removal of direct blue dye by electrocoagulation method has been investigated using aluminum   electrode in a bench-scale electrochemical system. Current density, NaCl concentration,   electrocoagulation time, and dye concentration has been studied as effecting parameters in color   removal efficiency. Increasing of current density will increase the color removal efficiency and   energy consumption as well. While increasing NaCl concentration increase the color removal   efficiency but it decrease energy consumption. High dye concentration is needed for extra   electrocaogolation time to reach the same efficiency that obtained with low dye concentration .With   current applied 0.35 amps. and NaCl concentration of 2 g/l more

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Publication Date
Sun Jan 01 2012
Journal Name
International Journal Of Chemical Engineering
Phosphorus Removal from Wastewater Using Oven-Dried Alum Sludge
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Publication Date
Tue Jan 01 2019
Journal Name
Energy Procedia
Study the Structural and Optical Properties of Cr doped SnO2 Nanoparticles Synthesized by Sol-Gel Method
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Publication Date
Mon Dec 05 2022
Journal Name
Baghdad Science Journal
Biodegradation of Perfluorooctanoic Acid by Pseudomonas Plecoglossicida Strain DD4
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Organofluorines, as a pollutant, belongs to a group of substances which are very difficult to neutralize. They are part of many products of everyday use and for this reason they pollute the environment in large quantities. Perfluorinated carboxylic acids are entered into the list of the “Stockholm Convention on Persistent Organic Pollutants” in order to minimize the load on the environment by significantly reducing their use, up to their complete rejection. The DD4 strain was isolated from the soil by the enrichment method and identified using 16S rRNA method as Pseudomonas plecoglossicida. It is able to metabolize perfluorooctanoic acid (PFOA) as the only carbon source in Raymond nutrient medium with a concentration of 1000

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Publication Date
Tue Sep 03 2024
Journal Name
African Journal Of Biomedical Research
Assessment of Solubility, Moisture Content, Water Absorption and Thickness of Bioplastic synthesized from Iraqi Amber Rice Husks
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Publication Date
Mon Apr 01 2019
Journal Name
Journal Of Pharmaceutical Sciences And Research
synthesis new hetrocyiclic compound derived from fouroic acid
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