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محمد رمضان الأعصر

أستاذ مشارك

محمد رمضان الأعصر
4604
mrelaassar@ju.edu.sa
قسم الكيمياء - كلية العلوم
الكلية
College of Science
كلية العلوم
القسم
Chemistry Department
قسم الكيمياء
الأبحاث
83
83
زيارات الصفحة
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المقرارت الحالية

الرمز السنة اسم المقرر
CHM 488 كيمياء الطاقة المتجددة
CHM 486 الكيمياء الخضراء

المقرارت الاخيرة

الرمز السنة اسم المقرر
CHM 441 كيمياء عضوية عملي (2)
CHM 433 كيمياء فيزيائية البوليمرات
كم 0641 التعرف الطيفي للمركبات العضوية
CHM 486 الكيمياء الخضراء
CHM 489 الكيمياء الصناعية
CHM 499 مشروع بحث
CHM 486 الكيمياء الخضراء
CHM 241 أسس الكيمياء العضوية (1)
CHM 101 كيمياء عامة (1)
CHM 241 أسس الكيمياء العضوية (1)

Fm researches

آخر الأبحاث

CuO/NiO nanocomposite prepared with Saussurea costus extract for super-capacitor energy storage application
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Fabricating a pistachio nut shells activated carbon + CNTs @ Chitosan (PAC-CNTs @Cs) composite for pesticides attenuation from agricultural wastewater
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Hydrothermally synthesized hierarchical Pom-Pom-like gadolinium modified tungsten oxide reinforced with rGO for annihilation of acetylsalicylic acid and crystal violet
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد

fm info

الأبحاث

CuO/NiO nanocomposite prepared with Saussurea costus extract for super-capacitor energy storage application
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Hydrothermally synthesized hierarchical Pom-Pom-like gadolinium modified tungsten oxide reinforced with rGO for annihilation of acetylsalicylic acid and crystal violet
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Fabricating a pistachio nut shells activated carbon + CNTs @ Chitosan (PAC-CNTs @Cs) composite for pesticides attenuation from agricultural wastewater
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Synthesis of a Novel Magnetic Biochar from Lemon Peels via Impregnation-Pyrolysis for the Removal of Methyl Orange from Wastewater
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Development and characterization of sodium alginate beads incorporating functionalized poly(acrylonitrile-co-styrene)/ carbon nanotubes for effective Fe(II) ion adsorption from aqueous solutions
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Synthesis of morphology-controlled ternary nanocomposite with the aid of surfactant (CATAB) as structure-directing agent for catalytic oxidation of organic azo dye
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Preparation and physicochemical characterization of highly efficient ZrO2/g-C3N4 composite catalysts for visible-light-driven removal of tetracycline antibiotics
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Sustainable nitrophenol reduction using Ce-mof-808-supported bimetallic nanoparticles optimized by response surface methodology
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Capsaicin/silica-infused polygalacturonic acid/polyvinyl alcohol nano-matrix for enhanced wound healing in skin injuries
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Comparative analysis of high-performance UF membranes with sulfonated polyaniline: Improving hydrophilicity and antifouling capabilities for water purification
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Hydrothermal tailoring of MnFe2O4 nanospinel integrated with biodegradable polymers for improved CO oxidation efficiency
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Effects of ion beam on the electrical conductivity and surface characteristics of flexible PVA/TiO2 polymeric nanocomposites films.
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Olive leaf extract-derived chitosan-metal nanocomposite: Green synthesis and dual antimicrobial-anticancer action
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Textile Finishing Using Triazole Derivatives and Selenium Nanoparticles as an Anti-mosquito
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Novel Method of Poly Aluminum Chloride Extraction from Kaolin and its Application for Wastewater Treatment
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Bimetallic nanoparticles supported on Ce-BTC for highly efficient and stable reduction of nitroarenes: Towards environmental sustainability
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Utilization of leaves powder of Grewia asiatica (falsa) as an efficient bioadsorbent for the removal of Congo red from an aqueous solution
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Effective Removal of Carcinogenic Azo Dye from Water Using Zea mays-Derived Mesoporous Activated Carbon
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Fabrication, Structural Properties, and Electrical Characterization of Polymer Nanocomposite Materials for Dielectric Applications
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Electrospun TiO2-GO/PAN-CA nanofiber mats: A novel material for remediation of organic contaminants and nitrophenol reduction
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Microwave-Aided Green Synthesis of ZrO2/ZnO/AC Nanocomposite for Catalytic Degradation of Organic Dye
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Efficient Dual-Function Catalyst: Palladium–Copper Nanoparticles Immobilized on Co-Cr LDH for Seamless Aerobic Oxidation of Benzyl Alcohol and Nitrobenzene Reduction
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Tailoring confined CdS quantum dots in polysulfone membrane for efficiently durable performance in solar-driven wastewater remediating systems
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Efficient nitrophenol reduction with Noria-GO nanocomposite decorated with Pd–Cu nanoparticles
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Development of Azo Dye Immobilized Sulfonated Poly (Glycidyl Methacrylate) Polymer Composite as Novel Adsorbents for Water Treatment Applications: Methylene Blue Immobilization Isotherm, Kinetic, Thermodynamic, and Simulations Studies
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Effects of Thymoquinone Alone or in Combination with Losartan on the Cardiotoxicity Caused by Oxidative Stress and Inflammation in Hypercholesterolemia
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Development of Azo Dye Immobilized Poly (Glycidyl Methacrylate-Co-Methyl Methacrylate) Polymers Composites as Novel Adsorbents for Water Treatment Applications: Methylene Blue-Polymers Composites
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Electrochemical performance of transition metal sulfide by employing different synthesis techniques for hybrid batteries
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Fabrication of Polyaniline@β-cyclodextrin Nanocomposite for Adsorption of Carcinogenic Phenol from Wastewater
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Cross-Linked Chitosan/Gelatin Beads Loaded with Chlorella vulgaris Microalgae/Zinc Oxide Nanoparticles for Adsorbing Carcinogenic Bisphenol-A Pollutant from Water
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Valuation of rice straw residues: Production of silylated methylcellulose containing propylamine and propylethylenediamine for use as anticorrosion and antibacterial
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
A Novel β-Cyclodextrin/Alginate-combined-Nickel Oxide Nanosorbent for Adsorptive Remediation of 51Cr and 56Mn Radionuclides
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Sulfanilic acid-functionalized magnetic GO as a robust adsorbent for the efficient adsorption of methylene blue from aqueous solution
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
A Treatment of Wastewater Containing Safranin O Using Immobilized Myriophyllum spicatum L. onto Polyacrylonitrile/Polyvinylpyrrodlidone Biosorbent
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
One-Pot Synthesis of Amine-Functionalized Nano-Silica via Sol-Gel Assisted by Reverse Micelle Microemulsion for Environmental Application
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
One-pot synthesis of amine-functionalized nano-silica via sol-gel assisted by reverse micelle microemulsion for environmental application
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Electrospinning NH2-MIL-101/PAN nanofiber mats: A promising catalyst with Lewis acidic and basic bifunctional sites for organic transformation reactions
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Alginate/?-carrageenan oral microcapsules loaded with Agaricus bisporus polysaccharides MH751906 for natural killer cells mediated colon cancer immunotherapy
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Biotechnological Applications of Polymeric Nanofiber Platforms Loaded with Diverse Bioactive Materials
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Biotechnological Applications of Polymeric Nanofiber Platforms Loaded with Diverse Bioactive Materials: Review
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Development of photo-induced Ag0/TiO2 nanocomposite coating for photocatalysis, self-cleaning and antimicrobial polyester fabric
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Free?Standing Working Electrodes for Supercapacitors Based on Composite Polymer Nanofibers and Functionalized with Graphene Oxide
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Fabrication of novel valorized ecofriendly olive seed residue/ anthracite/chitosan composite for removal of Cr (VI): kinetics, isotherms and thermodynamics modeling
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Interpenetration of metal cations into polyelectrolyte-multilayer-films via layer-by-layer assembly: Selective antibacterial functionality of cationic guar gum/ polyacrylic acid- Ag+ nanofilm against resistant E. coli
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Antibiotic-free combinational hyaluronic acid blend nanofibers for wound healing enhancement
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Characterization valorized anthracite and its application in manganese (VII) adsorption from aqueous solution; batch and column studies
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Nanofiltration membranes prepared from pristine and functionalised multiwall carbon nanotubes/biopolymer composites for water treatment applications
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Development of activated carbon-impregnated alginate*β-cyclodextrin/gelatin beads for highly performance sorption of 2,4-dichlorophenol from wastewater
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Development of biocompatible tri-layered nanofibers patches with endothelial cells for cardiac tissue engineering
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Functionalization of Electrospun Poly(Acrylonitrile-co-Styrene/Pyrrole) Copolymer Nanofibers for Using as a High-performance Carrier for Laccase Immobilization
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Surface Modified of Cellulose Acetate Electrospun Nanofibers by Polyaniline/β-cyclodextrin Composite for Removal of Cationic Dye from Aqueous Medium
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Loading of some quinoxaline derivatives in poly (L-lactic) - acid/Pluronic® F-127 nanofibers enhances their anticancer efficiency and induces a p53 and p21 apoptotic-signaling pathway
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Removal of phenol and Bisphenol A by immobilized Laccase on poly (Acrylonitrile-co-Styrene/Pyrrole) nanofibers
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Enhancing mechanical and biodegradation properties of polyvinyl alcohol/silk fibroin nanofibers composite patches for Cardiac Tissue Engineering
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Removal of methylene dye using composites of poly (styrene-co-acrylonitrile) nanofibers impregnated with adsorbent materials
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Isothermal, kinetic, and thermodynamic studies on copper adsorption on modified styrene acrylonitrile copolymer
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Fabrication of polyacrylonitrile/β-cyclodextrin/graphene oxide nanofibers composite as an efficient adsorbent for cationic dye
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Rhizofiltration system consists of chitosan and natural Arundo donax L. for removal of basic red dye
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Electrospun Polyvinyl Alcohol Nanofibers Containing Titanium Dioxide for Gas Sensor Applications
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Poly (Acrylonitrile-Co-Methyl Methacrylate) nanoparticles: I. Preparation and Characterization
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Polymerization and characterization of novel poly (Acrylonitrile -co- Styrene/ Pyrrole) nanoparticles: A comparison between microwave and conventional method
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Synthesis, optimization, and characterization of poly (Styrene-co- Acrylonitrile) copolymer prepared via precipitation polymerization
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Preparation and characterization of poly (styrene-co-Methacrylic acid) copolymer nanoparticles via precipitation polymerization
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
The comparison of the Wnt signaling pathway inhibitor delivered electrospun nanoyarn fabricated with two methods for the application of urethroplasty
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Fabrication of poly(ester-urethane)urea elastomer/gelatin electrospun nanofibrous membranes for potential applications in skin tissue engineering
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Equilibrium and Kinetic Behaviors of Cationic Dye Decolorization Using Poly (AN-co-Py)/ZrO2 Novel Nanopolymeric Composites
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Adsorption profile of basic dye onto novel fabricated carboxylated functionalized co-polymer nanofibers
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Synthesis and characterization of surface modified electrospun poly (Acrylonitrile-co- Styrene) nanofibers for dye decolorization
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Electrospun polyvinyl alcohol/ Pluronic F127 blended nanofibers containing titanium dioxide for antibacterial wound dressing
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Development of porous alginate microbeads containing silver nanoparticles and their antibacterial efficacy
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Controlled drug release from cross-linked κ-carrageenan/ Hyaluronic acid membranes
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Development of nano-crosslinked polyacrylonitrile ions exchanger particles for dyes removal
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
K-carrageenan/Poly vinyl pyrollidone/polyethylene glycol/silver nanoparticles film for biomedical application
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Microencapsulation of lectin anti-cancer agent and controlled release by alginate beads, biosafety approach
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Synthesis, Characterization, and Antimicrobial Activity of Poly(acrylonitrile-co-methyl methacrylate) with Silver Nanoparticles
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Electrospinning of Functionalized Copolymer Nanofibers from Poly (Acrylonitrile-co-Methyl methacrylate)
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Antimicrobial activity of carboxymethyl chitosan/polyethylene oxide nanofibers embedded silver nanoparticles
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Functionalized electrospun nanofibers from poly (AN-co-MMA) for enzyme immobilization
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Covalent Immobilization of β-galactosidase onto Electrospun Nanofibers of Poly (AN-co-MMA) Copolymer
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Preparation and characterization of imino diacetic acid functionalized alginate beads for removal of contaminants from waste water: I. methylene blue cationic dye model
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Covalent Immobilization of β-Galactosidase onto functionalized PVC Microspheres
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Covalent Immobilization of β-galactosidase onto amino functionalized polyvinyl Chloride (PVC) Microspheres: Enzyme immobilization and characterization
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد
Affinity Covalent Immobilization of Glucoamylase onto ρ-Benzoquinone Activated Alginate Beads: I. Beads Preparation and Characterization
MOHAMED RAMADAN ABDELMEGID ELAASSAR
اقرأ المزيد

المشاريع

تصنيع المواد البوليمرية باستخدام تقنيات مبتكرة لمعالجة المياه وإزالة الملوثات
2024 - 2025
Fabrication of polymeric composites materials and its evaluation as adsorbent materials for wastewater treatment
2022 - 2023
Fabrication of Polymeric Nano-Composite Materials and its Evaluation as Adsorbent Materials for Wastewater Treatment
2020 - 2021
Enhanced Oil-Water Separation Using Electrospun Nanofiber Membranes Infused with Microporous Silica
2024 - 2025
تصميم وتحضير السقالات النانوية الهجينة المشبعة بالمواد النشطة بيولوجيًا للتطبيقات العلاجية
2024 - 2025
استخدام تقنيه الغزل الكهربائي في انتاج ضمادات طبيه جديده مقاومه للميكروبات والمحتويه علي دقائق الفضه النانومتريه وزيت الزيتون
2019 - 2020
Development of Advanced Nanomaterials for Environmental Bioremediation
2016 - 2018

الشهادات

اكسبو المؤتمر الدولي الثاني عشر للكيمياء في الصناعة #Chemlndix2024
2024 - 2024
مؤتمر الطاقة المتجددة وفق رؤية المملكة 2030، مصادر ــ تحديات ـــ آفاق
2023 - 2023
المؤتمر الدولي "الإبل، أهميتها الشعبية، ومنتجاتها، واستخداماتها الطبية، والصناعات المتفرعة منها"
2024 - 2024
هاكثون اكساجون
2022 - 2022
لمؤتمر الدولي للآفاق المستقبلة لزراعة الزيتون والنهوض بصناعاته
2023 - 2023

الخبرات

باحث -مهمة علمية
جامعة دنجوهو
2014 - 2016
أستاذ مشارك
جامعة الجوف
2018 - 2024
باحث
جامعة الملك سعود
2010 - 2012
أستاذ دكتور
مدينة الابحاث العلمية والتطبيقات التكنولوجية
2021 - 2024

المؤهلات

ماجستير
جامعة الازهر - العلوم
2006 - 2003
دكتوراه
الازهر - العلوم
2010 - 2007
بكالوريوس
الازهر - العلوم
2002 - 1998
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