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Research paper thumbnail of Adsorption of remove methyl green dye from wastewater by using fava bean peel waste: Kinetic and thermodynamic studies

AIP Conference Proceedings

Adsorption of Methyl Green dye using Fava Bean Peel Waste was investigated in detail by conductin... more Adsorption of Methyl Green dye using Fava Bean Peel Waste was investigated in detail by conducting batch kinetic, thermodynamic and desorption experiments. Experimental data found appear that adsorption method was highly dependent on equilibrium time, adsorbent amount, and initial concentration of dye and pH solution. The sorption equilibrium for Methyl Green dye via Fava Bean Peel Waste was reached within 30 minutes and removal percentage of up to 82%. The result appear isotherm Freundlich gave the better fit comparative with Langmuir isotherm., Thermodynamic quantities including Gibbs free energy, enthalpy, entropy was evaluated, the negative values for each (∆Gº and ∆Hº) obtained indicated the spontaneous and exothermic process and negative value of ΔSº is indicate decreased randomness during the process of adsorption.

Research paper thumbnail of A critical review of organic pollutants in Refinery wastewater by advanced oxidation processes

Journal of University of Anbar for Pure Science

Advanced oxidation processes (AOPs), for instance Ozone, Fenton process, photo Fenton, photolysis... more Advanced oxidation processes (AOPs), for instance Ozone, Fenton process, photo Fenton, photolysis, photo-catalysis, and photolysis of hydrogen peroxide and photolysis of ozone have remained inspected widely aimed at the elimination of a wide variety of organic pollutants (OPs). AOP without UV might not attain complete elimination of a comprehensive group of OPS. When combined with UV, AOPs produce additional free radicals, consequently execution improved squalor of the OPS. This review briefly deliberates the individual AOPs and their limits in the direction of the squalor of OPS comprising diverse useful collections. It too categorizes AOPs and lengthily clarifies their efficiency aimed at the squalor of a wide variety of OPS. Underneath suitable circumstances, AOPs not solitary initiate squalor nonetheless might too principal to whole mineralization. Numerous issues can affect the competence of procedures counting the chemistry of water and the organic molecular structure for instance, the attendance of organic content in water can have an important influence. In general, these organic also change toward high redox possible radicals upon crash with additional reactive species and upsurge the rates of reaction, or might performance by way of radical scavengers and reduction the development competence .

Research paper thumbnail of Near-Infrared Fluorescence Imaging of Matrix Metalloproteinase 2 Activity as a Biomarker of Vascular Remodeling in Hemodialysis Access

Journal of vascular and interventional radiology : JVIR, Sep 1, 2018

To establish the capability of near-infrared fluorescence (NIRF) imaging for the detection of mat... more To establish the capability of near-infrared fluorescence (NIRF) imaging for the detection of matrix metalloproteinase 2 (MMP-2) activity as a biomarker of vascular remodeling (VR) in arteriovenous fistulae (AVFs) in vivo. AVFs were created in the right groins of Wistar rats (n = 10), and sham procedures were performed in the contralateral groins. Fistulography via a left common carotid artery approach confirmed stenosis (> 50%) in a subset of animals (n = 5) 4 weeks after AVF creation. After administration of MMP-2-activated NIRF probe, near-infrared imaging was performed in vivo and ex vivo of both the AVF and the sham-treated vessels to measure radiant efficiency of MMP-2-activated NIRF signal over background. Histologic analyses of AVF and sham-treated vessels were performed to measure VR defined as inward growth of the vessel caused by intimal thickening. AVFs demonstrated a significantly higher percentage increase in radiant efficiency over background compared with sham ves...

Research paper thumbnail of Thermal changes during rheolytic mechanical thrombectomy

Journal of Vascular and Interventional Radiology, 2015

each acquisition (digital fluoroscopy (DF), digital subtraction angiography (DSA) and cone beam C... more each acquisition (digital fluoroscopy (DF), digital subtraction angiography (DSA) and cone beam CT (CBCT)) was recorded using DICOM Radiation Dose Structured Reports (RDSR). DSA image quality was assessed by two independent readers on a four-rank-scale in a randomized and blinded fashion. Unpaired t-test and Wilcoxon rank-sum test were used for statistical significance and Spearman's roh was used for correlation assessment. Results: Both patient cohorts showed no difference with regards to body mass index (p¼0.71), DF (p¼0.50) and DSA time (p¼0.69). The new system resulted in a statistically significant reduction of cumulative AK and cumulative DAP of 62% and 69% compared to the old platform, respectively (median of 0.44 vs. 1.16 Gy and 124.1 vs. 395.8 Gy*cm 2). Specifically, DF and DSA DAP decreased significantly by 57% and 82%, respectively (po0.001), whereas CBCT DAP decreased by only 17% (p¼0.34). Thus, the relative contribution of CBCT to the cumulative DAP increased from 11% to 29%. No statistically significant differences in image quality were found between the two imaging platforms according to both readers (p¼0.84 and p¼0.78, respectively). Conclusion: The new imaging platform significantly reduced radiation exposure for TACE procedures without increased radiation time or negative impact on image quality.

Research paper thumbnail of Adsorption of remove methyl green dye from wastewater by using fava bean peel waste: Kinetic and thermodynamic studies

AIP Conference Proceedings

Adsorption of Methyl Green dye using Fava Bean Peel Waste was investigated in detail by conductin... more Adsorption of Methyl Green dye using Fava Bean Peel Waste was investigated in detail by conducting batch kinetic, thermodynamic and desorption experiments. Experimental data found appear that adsorption method was highly dependent on equilibrium time, adsorbent amount, and initial concentration of dye and pH solution. The sorption equilibrium for Methyl Green dye via Fava Bean Peel Waste was reached within 30 minutes and removal percentage of up to 82%. The result appear isotherm Freundlich gave the better fit comparative with Langmuir isotherm., Thermodynamic quantities including Gibbs free energy, enthalpy, entropy was evaluated, the negative values for each (∆Gº and ∆Hº) obtained indicated the spontaneous and exothermic process and negative value of ΔSº is indicate decreased randomness during the process of adsorption.

Research paper thumbnail of A critical review of organic pollutants in Refinery wastewater by advanced oxidation processes

Journal of University of Anbar for Pure Science

Advanced oxidation processes (AOPs), for instance Ozone, Fenton process, photo Fenton, photolysis... more Advanced oxidation processes (AOPs), for instance Ozone, Fenton process, photo Fenton, photolysis, photo-catalysis, and photolysis of hydrogen peroxide and photolysis of ozone have remained inspected widely aimed at the elimination of a wide variety of organic pollutants (OPs). AOP without UV might not attain complete elimination of a comprehensive group of OPS. When combined with UV, AOPs produce additional free radicals, consequently execution improved squalor of the OPS. This review briefly deliberates the individual AOPs and their limits in the direction of the squalor of OPS comprising diverse useful collections. It too categorizes AOPs and lengthily clarifies their efficiency aimed at the squalor of a wide variety of OPS. Underneath suitable circumstances, AOPs not solitary initiate squalor nonetheless might too principal to whole mineralization. Numerous issues can affect the competence of procedures counting the chemistry of water and the organic molecular structure for instance, the attendance of organic content in water can have an important influence. In general, these organic also change toward high redox possible radicals upon crash with additional reactive species and upsurge the rates of reaction, or might performance by way of radical scavengers and reduction the development competence .

Research paper thumbnail of Near-Infrared Fluorescence Imaging of Matrix Metalloproteinase 2 Activity as a Biomarker of Vascular Remodeling in Hemodialysis Access

Journal of vascular and interventional radiology : JVIR, Sep 1, 2018

To establish the capability of near-infrared fluorescence (NIRF) imaging for the detection of mat... more To establish the capability of near-infrared fluorescence (NIRF) imaging for the detection of matrix metalloproteinase 2 (MMP-2) activity as a biomarker of vascular remodeling (VR) in arteriovenous fistulae (AVFs) in vivo. AVFs were created in the right groins of Wistar rats (n = 10), and sham procedures were performed in the contralateral groins. Fistulography via a left common carotid artery approach confirmed stenosis (> 50%) in a subset of animals (n = 5) 4 weeks after AVF creation. After administration of MMP-2-activated NIRF probe, near-infrared imaging was performed in vivo and ex vivo of both the AVF and the sham-treated vessels to measure radiant efficiency of MMP-2-activated NIRF signal over background. Histologic analyses of AVF and sham-treated vessels were performed to measure VR defined as inward growth of the vessel caused by intimal thickening. AVFs demonstrated a significantly higher percentage increase in radiant efficiency over background compared with sham ves...

Research paper thumbnail of Thermal changes during rheolytic mechanical thrombectomy

Journal of Vascular and Interventional Radiology, 2015

each acquisition (digital fluoroscopy (DF), digital subtraction angiography (DSA) and cone beam C... more each acquisition (digital fluoroscopy (DF), digital subtraction angiography (DSA) and cone beam CT (CBCT)) was recorded using DICOM Radiation Dose Structured Reports (RDSR). DSA image quality was assessed by two independent readers on a four-rank-scale in a randomized and blinded fashion. Unpaired t-test and Wilcoxon rank-sum test were used for statistical significance and Spearman's roh was used for correlation assessment. Results: Both patient cohorts showed no difference with regards to body mass index (p¼0.71), DF (p¼0.50) and DSA time (p¼0.69). The new system resulted in a statistically significant reduction of cumulative AK and cumulative DAP of 62% and 69% compared to the old platform, respectively (median of 0.44 vs. 1.16 Gy and 124.1 vs. 395.8 Gy*cm 2). Specifically, DF and DSA DAP decreased significantly by 57% and 82%, respectively (po0.001), whereas CBCT DAP decreased by only 17% (p¼0.34). Thus, the relative contribution of CBCT to the cumulative DAP increased from 11% to 29%. No statistically significant differences in image quality were found between the two imaging platforms according to both readers (p¼0.84 and p¼0.78, respectively). Conclusion: The new imaging platform significantly reduced radiation exposure for TACE procedures without increased radiation time or negative impact on image quality.