Search Results - "Ahmed, El Hadi"
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Complete mesocolic excision versus conventional surgery for colon cancer: A systematic review and meta‐analysis
Published in Colorectal disease (01-07-2021)“…Aim Complete mesocolic excision (CME) lacks consistent data advocating operative superiority compared to conventional surgery for colon cancer. We performed a…”
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Robotic retrieval of Cu‐IUD from rectovaginal septum – a video vignette
Published in Colorectal disease (01-06-2023)Get full text
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Development of novel biopolymer blends based on poly(l-lactic acid), poly((R)-3-hydroxybutyrate), and plasticizer
Published in Polymer engineering and science (01-06-2014)“…Poly(l‐lactic acid) (PLLA), a biopolymer that can be derived from renewable resources, is known for its brittleness as a result of slow crystallization rates…”
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Influence of Electrospinning Parameters on Fiber Diameter and Mechanical Properties of Poly(3-Hydroxybutyrate) (PHB) and Polyanilines (PANI) Blends
Published in Polymers (22-03-2016)“…Random and oriented fibers of poly (3-hydroxybutyrate) (PHB) and their blends were manufactured using electrospinning using a co-solvent. The kind and the…”
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5
The New Generation from Biomembrane with Green Technologies for Wastewater Treatment
Published in Polymers (22-10-2018)“…A biopolymer of polylactic acid (PLLA)/polypropylene carbonate (PPC)/poly (3-hydroxybutrate) (PHB)/triethyl citrate (TEC) blends was prepared by the…”
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The role of polyaniline and plasticizer on the development of the electrical conductivity of PHB composites
Published in Journal of composite materials (01-07-2019)“…This work is aimed to use polyaniline (PAni) as the conductive filler with a different weight percentage for the development of the electrical conductivity in…”
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Increase the elongation at break of poly (lactic acid) composites for use in food packaging films
Published in Scientific reports (03-05-2017)“…Poly (3-hydroxy butyrate) (PHB), cellulose nano crystal (CNC) and a plasticizer (TBC) are mixed together with PLLA with the aim to increase the elongation at…”
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Design of the electrically conductive PHB blends for biomedical applications
Published in Journal of materials science. Materials in electronics (01-10-2018)“…Biopolymer blends consisting of insulating crystalline poly(3-hydroxybutyrate) (PHB)/Poly(propylene carbonate) (PPC)/multi-walled carbon nanotubes/plasticizer…”
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Role of lubricant with a plasticizer to change the glass transition temperature as a result improving the mechanical properties of poly(lactic acid) PLLA
Published in Materials research express (01-02-2020)“…Poly (lactic acid) (PLLA) is the best important bioplastics derived from renewable resources like blackstrap molasses (sugar beet, date palm and sugar cane)…”
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Electrochemical determination of verapamil hydrochloride using carbon nanotubes/TiO2 nanocomposite based potentiometric sensors in surface water and urine samples
Published in Microchemical journal (01-09-2020)“…•Novel β-CDCPE and VER-PTCPE potentiometric sensors for verapamil HCl micro determination.•The investigated sensors are based on β-CD, chitosan and crown ether…”
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Biopolymer blend with semiconductivity for next generation in electronic devices
Published in Applied physics. A, Materials science & processing (01-06-2018)“…Biopolymer blend materials of PLLA/PHB/TBC/MWCNT have been prepared by solvent casting and then melted to form films. The electrical conductivity, thermal…”
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Hydrodeoxygenation of waste fat for diesel production: Study on model feed with Pt/alumina catalyst
Published in Fuel (Guildford) (01-11-2011)“…► Alkanes were formed by deoxygenation of oleic acid and tripalmitin over Pt/Al2O3. ► Odd carbon number alkanes formed almost exclusively via CO/CO2 removal. ►…”
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Investigation of the effect of nano-clay type on the non-isothermal crystallization kinetics and morphology of poly(3(R)-hydroxybutyrate) PHB/clay nanocomposites
Published in Polymer bulletin (Berlin, Germany) (01-06-2014)“…PHB is a thermoplastic biopolymer produced by fermentation of renewable resources. Secondary crystallization during storage leading to an increased degree of…”
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Miscibility of Crystalline/Amorphous/Crystalline Biopolymer Blends from PLLA/PDLLA/PHB with Additives
Published in Polymer-plastics technology and engineering (02-01-2019)“…Miscibility of three biopolymers (PLLA, PDLLA and PHB) blends were investigated by POM, WAXD, FTIR, and DSC. DSC verified the thermal properties of biopolymer…”
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Effect of Melt Processing on Crystallization Behavior and Rheology of Poly(3-hydroxybutyrate) (PHB) and its Blends
Published in Macromolecular materials and engineering (01-05-2002)“…Poly(3‐hydroxybutyrate) (PHB) is sensitive to high processing temperatures. This leads to a decrease in molar mass as well as a lower melt viscosity. The…”
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Effect of processing conditions on the development of morphological features of banded or nonbanded spherulites of poly(3-hydroxybutyrate) (PHB) and polylactic acid (PLLA) blends
Published in Polymer engineering and science (01-11-2011)“…Two semicrystalline poly(3‐hydroxybutyrate) (PHB) and polylactic acid (PLLA) blends with and without poly(vinyl acetate) (PVAc) were prepared by dissolving…”
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17
Stomach torsion in pregnancy as a complication of laparoscopic adjustable gastric banding
Published in Journal of surgical case reports (01-03-2012)“…Laparoscopic Adjustable Gastric Banding (LAGB) was done for the first time in Belgium in 1993. Gastric torsion after band slippage is extremely rare…”
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18
Antiplasmodial Activity of Some Medicinal Plants Used in Sudanese Folk-medicine
Published in Environmental health insights (2010)“…El-Hadi M. Ahmed1, Bakri Y.M. Nour2, Yousif G. Mohammed1 and Hassan S. Khalid31Department of Chemistry and Pharmacognosy, Faculty of Pharmacy, University of…”
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Higher dielectric properties of semiconducting biopolymer composites of poly(3-hydroxy butyrate) (PHB) with polyaniline (PANI), carbon black, and plasticizer
Published in Polymer bulletin (Berlin, Germany) (01-04-2018)“…Four composites of PHB, with varying amounts of PANI, carbon black (CB), and a tributyl O -acetylcitrate were prepared by solvent casting and then melted to…”
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Enhancing the crystallization and orientation of electrospinning poly (lactic acid) (PLLA) by combining with additives
Published in Journal of polymer research (01-12-2014)“…PLLA is a thermoplastic biopolymer and can be used in industrial applications for medical and filtration applications. The brittleness of PLLA is attributed to…”
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