
Abdullah M. AsiriKing Abdulaziz University · Department of Chemistry
Abdullah M. Asiri
Professor (Full ) ألاستاذ الدكتور / عبدالله بن محمد عسيري Chemistry Department - faculty of Science - King Abdulaziz University - Jeddah - Saudi Arabia
About
3,137
Publications
784,536
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Introduction
Abdullah M. Asiri: Received his PhD from University of Wales, College of Cardiff, UK in 1995. He is the Head of the Chemistry Department at King Abdulaziz University since October 2009 and he is the founder and the Director of the Center of Excellence for Advanced Materials Research. He is a Professor of Organic Photochemistry. His research interest covers color chemistry, synthesis of novel photochromic, thermochromic systems, synthesis of novel coloring matters , Materials Chemistry...........
Additional affiliations
January 2011 - present
King Abdulaziz University
Position
- Head of Department
Description
- nanomaterials, Photochemistry, Advanced Oxidation catalysis
January 1992 - January 1995
Education
April 1992 - December 1994
Universty of Walles
Field of study
- Chemistry
Publications
Publications (3,137)
Full Text can be found on the Link
http://www.intechopen.com/books/nanofiber-research-reaching-new-heights
This " Electrochemical Sensors " book mostly reviews the modem methods and significant elec-trochemical and electroanalytical applications of chemical sensors and biosensors. Chapter of this books are invited and contributed from the experts throughout the world from prominent researchers and scientist in the field sensors in the field of electro-a...
Polymeric and composite materials are in high demand and their continuing development is making our life style more comfortable.
This book, ‘New Polymeric Composite Materials – Environmental, Biomedical, Actuator and Fuel Cell Applications’ brings together and broadly explores the latest developments and applications of polymeric and composite mate...
This book Advances in Colloid Science covers a number of up-to-date research advancement and progresses on colloids. It is a promising novel research field that has acknowledged a lot of interest recently. Here, the exciting scientific reports on cutting edge of science and technology associated to facile and economical synthesis, self-assembly, we...
In recent years, a new class of highly crystalline advanced permeable materials covalent‐organic frameworks (COFs) have garnered a great deal of attention thanks to their remarkable properties, such as their large surface area, highly ordered pores and channels, and controllable crystalline structures. The lower physical stability and electrical co...
The nonlinear optical (NLO) insights of triarylpyrazoline‐based (Z)‐2‐(2‐((7‐(4‐(5‐[2,4‐dimethylphenyl]‐1‐phenyl‐4,5‐dihydro‐1H‐pyrazol‐3‐yl)phenyl)‐4,4,9,9‐tetramethyl‐4,4a,9,10a‐tetrahydro‐s‐indaceno[1,2‐b:5,6‐b′]dithiophen‐2‐yl)methylene)‐3‐oxo‐2,3‐dihydro‐1H‐inden‐1‐yl)malononitrile ( PR ) and its derivatives P1 – P7 were explored in this study...
The multiwalled carbon nanotubes-p-Bi2Te3-cotton textile composite based flexible thermoelectric cells have been designed, fabricated, and characterized for sensing temperature gradient. These cells were fabricated by rubbing-in technology. The textile sheet played the role of substrate as well. The Seebeck coefficient, thermoelectric short-circuit...
A two-step in situ chemical polymerization approach that involved the simple in-situ oxidative polymerization of (ANI-co-Py) as a copolymer on NF nanoparticle NPs, followed by the succeeding in-situ oxidative polymerization of ANI-rGO on the P(ANI-co-Py)/NF core–shell structure, has successfully obtained a shell of polyaniline (PANI)- reduced graph...
The rapid advancement of refined nanostructures and nanotechnologies offers significant potential to boost research activities in hydrogen storage. Recent innovations in hydrogen storage have centered on nanostructured materials, highlighting their effectiveness in molecular hydrogen storage, chemical storage, and as nanoconfined hydride supports....
The aggregation behaviour of organic dyes and their application to produce mixed micelles with surfactants has received not much study. The critical micelle concentration (CMC) of mixed micelle was obtained by the mixture of sunset yellow (SSY) and hexadecyltrimethylammonium chloride (CTAC)/ sodium tetradecyl sulphate (STS) in an aqueous media usin...
Renewable energy sources offer greater reliability and resilience compared to traditional sources. Biodiesel, derived from renewable resources that absorb carbon dioxide during growth and production, boasts a significantly lower carbon footprint than petroleum-based diesel fuel. Heterojunction photocatalysts have emerged as a promising solution for...
Diabetes is a chronic metabolic disorder of the endocrine system characterized by persistent hyperglycemia appears due to the deficiency or ineffective use of insulin. The glucose level of diabetic patients increases after every meal and medically recommended drugs are used to control hyperglycemia. Alpha-glucosidase inhibitors are used as antidiab...
Optimized surface-type impedimetric and capacitive proximity sensors have been fabricated on paper substrates by using rubbing-in technology. The orange dye (OD) and silicone glue (SG) composite-gel films were deposited on the zig-zag gap between two aluminum electrodes fixed on a paper (dielectric) substrate. The effect of proximity of various obj...
In the 21st century, the burning of fossil fuels to meet the ever-increasing demands of global energy has become a serious challenge due to the excessive production of greenhouse gases. Excess amounts of greenhouse gases, mainly CO2, trap additional heat in the atmosphere, causing global warming. By efficiently converting CO2 into renewable value-a...
The synthesis of Polypyrrole (PPy)/TiO2/ZnO composites involved a chemical oxidative polymerization process, wherein the addition of TiO2/ZnO was varied from 1 to 10 wt%. The composites' photocatalytic capabilities, supercapacitor performance, and potential use as a nitrite sensor were thoroughly assessed, alongside investigations into their photol...
A monolayer anthracene-like nanostructure was investigated through Monte Carlo simulations to determine its compensation temperature and magnetic hysteresis cycle. Also, the effects of exchange coupling on compensation and transition temperatures were discussed. Additionally, the magnetic hysteresis cycles and magnetic coercive field as well as the...
The Monte Carlo simulations under the Metropolis algorithm were used to simulate the magnetization plateau of the mixed (σ−7/2, S−1) Stanene-like nanostructures at extremely low temperatures. The aim of this study is to discuss and analyze the behavior of the five magnetization plateaus and their critical and saturation fields under the influence o...
Plant cellulose fibers are a biodegradable and acceptable alternative for fabricating balanced-strength polymer laminate components due to their higher specific strength, eco-friendliness, and renewable nature. The target of the present investigation is to manufacture banana-boron nitride-carbon fabric and coir-multi walled carbon nanotubes-Innegra...
In the present investigation, the chemically treated and untreated sisal/hemp fibers, fly ash or titanium carbide (TiC) nanofillers, and Kevlar fabrics reinforced bio epoxy (Sr 56) polymer matrix were manufactured using the wet layup method. Experimentation was performed to study the physical, mechanical and thermal properties. This investigation a...
Due to the growing discrepancy between energy production and consumption, many nations are shifting their focus to biodiesel. The use of biodiesel as an appealing alternative fuel has been authorized. The production of biodiesel involves a reaction known as transesterification, in which animal fats and vegetable oils are mixed with alcohol in the p...
Context:
In this work, a series of heterocyclic alkenes were prepared by the reaction of 2-hydroxy-1-naphthaldehyde with various heterocyclic active methylene compounds via Knoevenagel condensation reaction using mesoporous silica, MCM 41, supported perchloric acid as an efficient green catalytic system under solvent-free conditions. A comparative...
Polybenzoxazine (PBz) is an excellent and highly intriguing resin for various sophisticated uses. Benzoxazines have piqued the curiosity of academics worldwide because of their peculiar properties. Nonetheless, most benzoxazine resin manufacturing and processing methods, notably bisphenol A- based benzoxazine, rely on petroleum resources. Because o...
Because of their peculiar two‐dimensional layered microstructure, the existence of numerous functionalities on the surface and excellent electrical, thermal and optical features, MXenes are regarded as promising candidates for solving energy and environment related problems. It is noted that energy conversion and storge capability of MXenes could b...
Pectin, a biological macromolecule doped zirconium (IV) Phosphate is reported as novel class of ion exchanger i.e., biopolymer hybrid macromolecule which has been characterized by few physico-chemical characterization techniques such as FTIR analysis, SEM study, UV-vis spectrophotometry and elemental analysis. Its method of synthesis along with ion...
Polymeric rubber and organic semiconductor H2Pc-CNT-composite-based surface- and sandwich-type shockproof deformable infrared radiation (IR) sensors were fabricated using a rubbing-in technique. CNT and CNT-H2Pc (30:70 wt.%) composite layers were deposited on a polymeric rubber substrate as electrodes and active layers, respectively. Under the effe...
In this approach, zinc oxide (ZnO) is a multipurpose substance with remarkable characteristics such as high sensitivity, a large specific area, non-toxicity, excellent compatibility, and a high isoelectric point, which make it attractive for discussion with some limitations. It is the most favorable possible option for the collection of nanostructu...
In order to prepare fiber-type nanohybrid composites for electrochemical and antimicrobial applications, polypyrrole was combined with carboxymethylcellulose and multiwalled carbon nanotubes (PPy/CMC/MWCNTS). These composite materials were synthesized using ultrasonication and in situ polymerization. By using analytical methods, the structure and m...
Herein, interactions between cetylpyridinium chloride (CPC) and ceftriaxone sodium (CTS) were investigated applying conductivity technique. Impacts of the nature of additives (e.g. electrolytes or hydrotrope (HDT)), change of temperatures (from 298.15 to 323.15 K), and concentration variation of CTS/additives were assessed on the micellization of C...
Generally, our ecosystem is continuously contaminated as a result of anthropogenic activities that form the basis of our comfort in our routine life. Thus, most scientists are engaged in the development of new technologies that can be used in environmental remediation. Herein, highly calcined binary metal oxide (Er2O3@NiO) semiconductor nanocomposi...
Nitrite has been linked to a variety of health issues, as well as cancer and oxygen deficiency when its allowable limit is exceeded. Nitrite monitoring and detection are required due to the negative effects on public health. Metal-organic frameworks (MOFs)-based nanomaterials/composites have recently been shown to have the potential for various bio...
Seawater electrolysis driven by renewable electricity is deemed a promising and sustainable strategy for green hydrogen production, but it is still formidably challenging. Here, we report an iron-doped NiS nanosheet array on Ni foam (Fe-NiS/NF) as a high-performance and stable seawater splitting electrocatalyst. Such Fe-NiS/NF catalyst needs overpo...
This article highlights novel prospects for metal-organic frameworks (MOFs) in heterogeneous catalysis as having frustrated Lewis acid-base pairs (FLPs) or as bifunctional acid-base solid catalysts able to activate molecular hydrogen. Starting from the extensive application MOFs as Lewis acid and Lewis base catalysts, this article uses catalytic hy...
S-scheme-based hydrothermal synthesis of SiO2@CuFe2O4-AgI composites was effectively described in this work. The photo-degradation of hazardous dyes like methylene blue (MB) and methyl orange (MO) was utilized to test nanocomposites with variable weight percent of AgI for photocatalytic activity in the visible range. In terms of photocatalytic acti...
Herein, mixed micellization behavior of the antidepressant drug amitriptyline hydrochloride (AMT) + nonionic
surfactant triton X-165 (TX-165) mixtures were investigated thoroughly using various techniques. Low mood and
depression are treated with AMT. Effect of different media of fixed concentration (aq./50 mmol kg−1 NaCl/
500 mmol kg−1 urea) was e...
Defective and perfect sites naturally exist within electronic semiconductors, and considerable efforts to reduce defects to improve the performance of electronic devices, especially in hybrid organic-inorganic perovskites (ABX3 ), have been undertaken. Herein, foldable hole transporting materials (HTMs) were developed, and extend the wavefunctions...
Herein, in the presence of electrolytes, the cloud points (CPs) of the mixture of a conventional uncharged amphiphile (triton X-100 (TX-100)) and promethazine hydrochloride (PMH; phenothiazine medicine) were measured and explained in great details. The CP values of the employed surfactant + PMH system were reduced with enhancing salts contents (NaC...
The widespread utilization of plant cellulose fiber-inorganic fillers-synthetic fabric-reinforced laminates is the current trend in the research field. This investigation studies the effect of chemically treated and untreated water hyacinth/pineapple leaf, titanium carbide nanoparticles, Innegra, and carbon fabric reinforcement on the physical, mec...
Signal transducer and activator of transcription 6 (STAT6) is a multifunctional protein that plays critical functions in cell proliferation, apoptosis, differentiation, and angiogenesis. Mutations in STAT6 may contribute to the development of certain complex diseases such as cancer. This study examined single amino acid substitutions in STAT6 to pi...
Sensor applications have captivated numerous scientists in the electroactivity field lately. Between toxic target analytes and biomolecules, many articles investigated the function of the obtained products in sensing utilization and the ability of applying the gained sensor in real sample tests. Safranine and luminol have a unique polymeric constru...
In this work, we have developed novel beads based on carboxymethyl cellulose (CMC) encapsulated copper oxide-titanium oxide (CuO-TiO2) nanocomposite (CMC/CuO-TiO2) via Al+3 cross-linking agent. The developed CMC/CuO-TiO2 beads were applied as a promising catalyst for the catalytic reduction of organic and inorganic contaminants; nitrophenols (NP),...
Currently, polymer organic solar cells (POSCs) are widely utilized due to their significant application, such as low-cost power conversion efficiencies (PCEs). Therefore, we designed a series of photovoltaic materials (D1, D2, D3, D5 and D7) by the incorporation of selenophene units (n = 1–7) as π1-spacers by considering the importance of POSCs. De...
It is common knowledge that the O2 evolution reaction (OER) is a crucial half-reaction in the electrolysis of water. However, it is currently difficult to create inexpensive OER electrode materials in a way that is efficient, simple, and environmentally friendly. In this research, metal oxy-hydroxides with numerous oxygen defects (M-OOHv) are creat...
The world is suffering from heavy pollution because of synthetic petrochemical plastic used in our daily activities. A possible solution is the use of bioplastic synthesized from natural renewable resources. The present work investigates the development and characterization of polymer bioplastic using ginger tea and green tea to decrease the advers...
Ni nanoparticles (≈ 8 nm) have been prepared at about 15 wt% loading strongly grafted on N-doped graphitic carbon matrix [Ni@(N)C] by pyrolysis of Ni(OAc)2 adsorbed on chitosan. Ni@(N)C was used as catalyst for H2 storage/release on N-ethylcarbazole (EC). Ni@(N)C exhibits higher H2 storage capacity than analogous Ni nanoparticles (NPs) supported on...
Metal nanoparticles possess high catalytic activity in various organic transformation reactions. A catalyst must be recovered and re-used effectively and economically to lower the overall reaction cost. The recovery of a catalyst remains a challenge due to their extreme small size. In this research work, catalytic metal nanoparticles were synthesiz...
Natural products and their semi-synthetic analogues have provided many chemotherapeutic drugs. In the current study, eugenol, a natural anticancer agent, has been modified synthetically to produce new 1,3,4-oxadiazole analogues as inhibitors of thymidylate synthase (6-19). All the final analogues were characterized using different spectroscopic tec...
The potential of nanocomposite membranes (NCMs) prepared by the sodium alginate polymer and embedded with synthesized zeolitic imidazole framework-8 (ZIF-8) as fillers having microporous structure in the application of separation of gaseous mixture generated by the process of methane reforming was assessed. ZIF-8 crystals were created through hydro...
This study was performed to prepare gold-modified-PPy(polypyrrole)-C/C3N4 nanocomposites (NCs) by simple pyrolysis and ultra-sonication techniques. The prepared NC was coated onto glassy carbon electrode (GCE) to achieve a modified, active working electrode of nitrite (NO2) electrochemical sensor. The structural morphology, crystallographic study,...
Tyrosine-protein kinase CSK otherwise known as C-terminal Src kinase (CSK), is involved in multiple pathways and processes, including regulating cell growth, differentiation, migration, and immune responses. Altered expression of CSK has been associated with various complexities, including cancer, CD45 deficiency, Osteopetrosis and lupus erythemato...
Sodium Alginate-based Nanomaterials for Wastewater Treatment offers detailed coverage of fundamentals and recent advances in sodium alginate-based nanomaterials for wastewater treatment. The book provides a detailed overview of the development and application of nanomaterials-based sodium alginate so that new methods can be put in place for efficie...
The future of energy generation is well in tune with the critical needs of the global economy, leading to more green innovations and emissions-abatement technologies. Introducing concentrated photovoltaics (CPVs) is one of the most promising technologies owing to its high photo-conversion efficiency. Although most researchers use silicon and cadmiu...
In this project, lanthanum oxide doped tin oxide (SnLa2O5) nanomaterial was prepared and characterized morphologically and physiochemically by different techniques. The catalytic performance of SnLa2O5 was assessed toward catalytic reduction of 4-nitrophenol (4-NP), methyl orange (MO), Congo red (CR), methylene blue (MB) and potassium ferricyanide...