Volume 34, Number 3
Volume 34, Number 3
Temperature Dependent Synthesis of Zinc Sulfide Nanocrystal
Introduction In the modern age of science, semiconductor nanostructure material has gained much popularity due to their novel optical and electrical properties, which is arising from quantum confinement effects.1-3 As one of the most...
Read MoreCombination of Tamsulosin with Potassium Citrate Effect on Serum Oxidoreductases in Patients with Nephrolithiasis
Introduction Nephrolithiasis is a complex disease prevailing worldwide, affected by two main factors: genetic and environmental; recently studies found that family history, lifestyle modification diet, low intake of fluids, and obesity are effect factors...
Read MoreThe Effect of Organic Loading Rate Variation on Digestion of Tofu Wastewater using PVC Rings as Growth Media in a Hybrid UASB Reactor
Introduction According to data from Agency for Assessment and Application of Technology (BPPT), Indonesia has 84,000 tofu industries spread throughout its region. Production of tofu is hereditary business and mostly home scale industry. Total...
Read MoreOne Pot Two Step Synthesis of 2-Arylidenehydrazinyl-4-arylthiazole
Introduction Thiazoles are nitrogen and sulphur containing heterocyclic compound. Thiazoles and their derivatives are found to be associated with various biological activities such as antifungal, anti-inflammatory activities [1-3], antibacterial [4-6], anti HIV [7], pesticidal...
Read MoreVibrational Analysis and Non Linear Optical Activity of 3-fluoro-4–methylbenzonitrile
Introduction Benzonitrile is an aromatic organic compound. Derivatives of benzonitrile find application in industries and medical field (M. Alcolea Palafox, 2003). Benzonitrile compounds are used as preservatives for food products. They are used for...
Read MoreSynthesis and Antimicrobial Activity of Some new Pyrimidines of 6-Chlorobenzimidazoles
Introduction Benzimidazole nucleus is one of the bioactive heterocyclic compounds exhibiting a range of biological activities.1 Due to a wide range of pharmacological activities of benzimidazoles, synthesis has been found a significant attention now...
Read MoreAdvancement and Validation of New Derivative Spectrophotometric Method for Individual and Simultaneous Estimation of Diclofenac sodium and Nicotinamide
Introduction Derivative spectrophotometry is a technique of incredible usefulness for separating both qualitative and quantitative information from spectra made of uncertain bands by utilizing the first or higher derivatives of absorbance concerning wavelength[1]. This...
Read MoreStructural, Morphological and Optical Properties of aluminium doped ZnO Thin Film by Dip-Coating Method
Introduction Transparent conductive oxide (TCO) materials have many applications in the area of displays, photovoltaic devices and LED’s[1-3].Zinc oxide has extensive band gap (3.37eV) at room temperature, good chemical stability, excellent thermal stability and...
Read MoreFormulation of Liposome using Sappan Wood (Caesalpinia Sappan L.) Ethyl Acetate Fraction as an Activate Compound
Introduction The increased incidence of adverse drug-induced side effects has not only incited the researcher to look for new drugs that are safe to use, but also to find ways to deliver the drug...
Read MoreDevelopment of Spectrophotometric Method for Estimating Clonazepam in its Pure Form and Pharmaceutical Tablets
Introduction Clonazepam (CLZ.) is a medication of benzodiazepine 1, belongs to a group of psychoactive drugs used in the controlling of epilepsy, is primarily used as a panacea to prevent certain types of seizures.2...
Read MoreInfluence of Surface Modified Graphene Oxide on Mechanical and Thermal Properties of Epoxy Resin
Introduction Epoxy resin is genetically brittle and this problem can be mitigated by the incorporation of nanoadditives. Although may successful attempts have been made for the development of novel nanocomposites for epoxy resins, however...
Read MoreStudies on Phytoconstituents and Biological Potential of Stem of Moringa Oleifera
Introduction Moringa oleifera commonly known as ben oil tree or drumstick tree is a small sized tree native to India, Africa and Arabia.1 It is well known for its medicinal value as its all...
Read MoreThe Preparation of Nano-oxides of Zinc and Barium of [Ba (o-phen)4] [Zn (EDTA)], [Zn(o-phen)4]2 [Ba(SCN)6], and Synthesis of ZrO2 Nanoparticlesby Chemical Method
Introduction In recent years, significant advances have been made in the field of nanotechnology. By changing the composition and structure of nanoscale materials, a major highway has been developed for the production of new...
Read MoreReaction of cis–[RuCl2 (DMSO)4 with some Aromatic Thioamides (RCSNHCOR’) in Presence Nitric Oxide and Pyridine
Introduction Activation of small molecules like CO, N2, NO, CS etc. has gain considerable research interest during the past several years. Although the purpose of such investigation was mainly to get a clear understanding ...
Read MoreSynthesis, Spectral and Biochemical Studies of New Complexes of Mixed Ligand Schiff Base and Anthranilic Acid
Introduction Schiff base stands for an imperative type of ligand in chemical coordinating to find comprehensive enforcement in diverse domains as biological, inorganic, analytical, and artificial chemistry branches.1,2 Schiff bases are derived from aromatic-carbonyl compounds,...
Read MorePreparation and Characterization of Sulfated Zirconia from a Commercial Zirconia Nanopowder
Introduction The recent widely developed heterogeneous catalyst is catalysts which had a group of metal oxides such as zirconia (ZrO2). It has corrosion-resistant properties, strong chemical resistance, low thermal conductivity, not conduct electricity, and...
Read MoreEffect of Combined Trisaminomethane and Hexadecyltrimethyl Ammonium Bromide (Hdtab) Inhibitors on Mild Steel in Nitric Acid
Introduction Mild steel has very wide application in diverse areas of use including all engineering purposes, construction, marine, industrial, domestic and services. The metal, however, has the challenge of environmental corrosive degradation in service....
Read MoreSynthesis, Characterization and Antimicrobial Evaluation of Novel 1-[(1-Phenyl-1h-Tetrazol-5-Ylimino)-Methyl]- Naphthalen-2-Ol and its Cu(II), Co(II) Complexes
Introduction Heterocyclic compounds play important role in organic chemistry because of their flexibility and ability to respond many demands of biochemical systems. Heterocyclic is the majority of pharmaceuticals and biologically active compound.1 Among heterocyclic...
Read MoreChemical Composition of Liquid Fuel Produced by Co-pyrolysis of Sugarcane Bagasse and Sludge Palm Oil Using Zeolite-Yas Catalyst
Introduction Palm oil is one of the most rapidly growing plantation crops, especially in topical countries, including Indonesia. This crop is acknowledged to play very important role as an income generating sector with appreciable...
Read MoreSynthesis and Spectral Studies on Substituted Metal (II) -Tetra-1-(Thiophene-2-yl)methaniminephthalocyanine Complexes
Introduction As the metal phthalocyanines were prominent as dyes and pigments, so the first and foremost interest was taken in them. Phthalocyanines are commercial blue-green coloured pigments too.The blue-green colour is the result of...
Read MoreSynthesis and Characterization of Chromium(III), Molybdenum(II), Nickel(II), Palladium(II) and Platinum(II) Complexes Derived from Mixed Ligands of Pyrazole and 2,2-Bipyridine
Introduction The interesting works of coordination chemistry involving the five-member rings like pyrazole have been exhibited a great powerful scaffolds in the novel drugs.1-3 The poly nuclear copper(II), nickel(II) and platinum(II) complexes derived from poly...
Read MoreUsing Biebersteinia Multifida Aqueous Extract, the Photocatalytic Activity of Synthesized Silver Nanoparticles
Introduction Silver nanoparticles (Ag NPs) are considered vital in medicine and industry; therefore they are utilized for purposes such as antiseptics, covering medical instruments [1-5], biosensors [6], gene and drug carriers [7, 8], catalysis...
Read MoreMagnetic Core–Shell Nanoparticles Containing I3- as a Novel Catalyst for the Facial Synthesis of Imidazole Derivatives in Solvent-Free Conditions
Introduction In the past quarter of the century, nanoparticle catalysts have attracted chemists attention because of their unique properties both in the reaction and workup. However, according their simple separation, in addition of their...
Read MoreMetal Complexes Derived from Mixed Azo-Linked Schiff-Base Ligandwith Dithiocarbamate Derivative: Formation, Spectral Characterization and Biological Study
Introduction Azo compounds are an interesting materials that have shown a range of applications including; food technology, analytical chemistry, pharmaceutical application and dyeing or textile industry. Their role in coloring approach has been widely...
Read MoreKalium Hydroxide/Zirconia Pillared Bentonite for Palm Oil Transesterification
Introduction Biodiesel is an alternative energy used for diesel engine. Its characteristics are biodegradable, non-toxic, and environmental friendly. Biodiesel can be produced through transesterification of vegetable oil and animal fatty acid using alcohol and...
Read MoreExperimental and Theoretical Spectroscopic Investigations of 4-Bromo-3-methylbenzonitrile
Introduction The many organic molecules investigated for future applications through the experimental as well as the theoretical methods in the various twigs of the science and engineering.1 The theoretical methods have the fast and...
Read MoreSynthesis, Characterization, and Catalytic Performance of La1-xCexNi1-yZryO3 Perovskite Nanocatalysts in Dry Reforming of Methane
Introduction Greenhouse gases such as (CO2) and (CH4) cause global warming that is one of the greatest problems worldwide. There are many researches based on CO2 consuming and H2 production in order to solve...
Read MoreCharacterization of Polyphenol Oxidase Application as Phenol Removal in Extracts of Rejected White Oyster Mushrooms (Pleurotus ostreatus)
Introduction Mushrooms are a special group of macroscopic fungi that have been used as a food source since ancient times. Oxidative browning of mushrooms involves the actions of a group of enzymes generally referred...
Read MoreKinetic Studies of Sorption Separation of Phosphorus with Usage of Sorbents on the Basis of Natural Clays
Introduction The problem of environment protection is one of the most important problems today [1]. As waste is potential secondary material resources, the operating system of removal of technogenic waste leads to irrevocable loss...
Read MoreTreatment of contaminated Landfill Leachate using Aged Refuse Biofilter Medium
Intorduction Municipal Solid Waste (MSW) is waste type consisting of daily items discharged by the public. The Solid Waste and Public Cleansing Management Act 2007 indicate that these solid waste include commercial, household, institutional...
Read MoreSynthesis, Characterization and Application of Substituent Naphthalene, Di-Arylamine Pendants Based-Polyamides, as Semiconductor
Introduction Materials with hole-transporting behavior are always an application of the poly light-emitting devices (PLEDs). These polyamides are recognized because of their potential employment in much devices such as lighting sources and displays1,2. Polyamides...
Read MoreSynthesis and Characterization of Ni-Cu Doped Zirconia-pillared Bentonite
Introduction The supports are used for deposition of the nickel phase range from conventional carriers, i.e., TiO2, SiO2, Al2O3 and ZrO2, to become mixed oxide systems and molecular sieves.1,2 We have shown3 that nickel can...
Read MoreAntimicrobial Activity of Silver Nanoparticles Synthesis by Green Method from Artemisia Monosperma
Introduction From very dangerous Gram negative bacteria Pesudomonas aeruginosa cause infection due to longer stay in hospital and it is resistance to many antimicrobial because it have ability to survive under drastic condition, Pesudomonas...
Read MoreComputational Evaluation of Novel Schiff Base Complexes as Anti Dengue and Anti-Cancer Agent
Introduction Research on interactions of the metal complexes especially Co(II), Ni(II) and Cu(II) with DNA helps to get a immense knowledge about development of novel chemotherapeutics and medicines [1-4]. The interactions of metal complexes...
Read MoreIn-silico Analysis of Phenyl Propanoic Acid Derivatives to Design Potent Peroxisome Proliferator-activated Receptor (PPAR) Dual Agonists for Type 2 Diabetes mellitus Therapy
Introduction Diabetes is a intricate and persistent illness which requires continuous medical care.1 Conventionally, persons having diabetes either completely deprive of insulin, a peptide hormone (Type 1 Diabetes Mellitus or T1DM) or possess inadequate insulin or the insulin cannot...
Read MoreMontmorillonite KSF Clay Catalyzed Microwave Synthesis of Novel Mannich Bases and Their Microbial Activity
Introduction Nowadays, the development of high economical, and eco-friendly product conversion in microwave synthesis processes is achievement, interest in the research groups.1-8 It is well known from the literature.9-11 That the compounds containing amide...
Read MoreInvestigating Oxidation of Formaldehyde over Co3o4 Nanocatalysts at Moderate Temperature
Introduction Volatile organic compounds (VOCs) with boiling points ranging between room temperature and 260oC are considered as major contributors to global air pollution.1 They are the main contributors to photochemical smog, secondary aerosol and...
Read MoreFatty Acids Profile and Functional Group of Mixture of Yellow Striped Scad (Selaroides spp) Fish and Local Catfish (Clarias sp) Oils
Introduction Fish oil generally contained omega-3 (eicopenthanoic acid, docosahexanoic acid), omega-6 (linoleic acids and arachidoneic acid) and omega-9 (oleic acids) which believed have a healthy beneficial as noted by 5-14-16-6. Intensive studies on omega-3,...
Read MoreEffect of Waste Mint in Urea Formaldehyde Adhesive on the Thermal Degradation of Plywood
Introduction Wood is a complex material, consisting mainly of cellulose, lignin and hemicelluloses. The constituents of wood are basically a series of tubular fibers or cells cemented together. Cellulose is highly responsible for wood...
Read MoreFatty Acids Analysis and Antioxidant Activity of Fixed Oil of Quercus Infectoria Grown in Jordan
Introduction Since primeval time, medicinal plants have been used for its medicinal properties. The crude extract of the plants is now being used for the development and in preparation of traditional medicines1, 2. Plants...
Read MoreSynthesis and Anticancer Effect of 3,4,5-N-Alkyl-Benzamides on Colon Carcinoma HCT- 116 Cells
Introduction When benign adenomas and polyps transform into malignancies, colorectal cancer is brought about. It is the 3rd most frequently diagnosed cancer and the 4th most common cause of cancer death worldwide.1 According to...
Read MoreEffect of Metal Film Thickness and Various Solvents on the SPR Biosensor Sensitivity for Illegal Compound Detection
Introduction Environmental problems are one of major global challenges faced by human beings beside energy shortage [1]. Pollution, climate change, global warming, deforestation, overpopulation, water conservation, and food borne illnesses are common environmental problem...
Read MoreCarbon Mineralization of Agro-Food Waste Compost in Soil Under Controlled Conditions
Introduction Compost is an organic amendment that improves the physical and chemical properties of the soil [1] and increases soil biodiversity, because of its microbial flora [2]. Despite these beneficial effects of compost, its...
Read MoreMechanical Properties and Antibacterial Activity of Cellulose Composite Based Coconut Water with Addition Glycerol, Chitosan, and Silver Nanoparticle
Introduction Cellulose is an unbranched homopolysaccharide, elastic fibres, and insoluble in water. The cellulose is found in the protective cell wall, especially in the stems, branches and all woody parts of plant tissue, besides...
Read MoreSynthesis, Characterization and Applications of Zno/Tio2/Sio2 Nanocomposite
Introduction Metal oxide nanoparticles have attracted great attention in recent years on account of their special electronic and chemical properties [1]. Titanium dioxide (TiO2) is mostly used due to its high physical and chemical...
Read MoreAcid free Cr(Vi) Reduction in Contaminated Ground Water Collected from COPR Dump Site
Introduction Industrial pollution is one of the evils that challenge the earth, air, water and land. Thus there is a striving need for efforts to manage its natural resources, eco system and bio-diversity from...
Read MoreSynthesis and Characterization of new Binuclear (chromium, Cadmium) Complexes Based on Terpyridine and Phenanthroline
Introduction Oligopyridines and their metal complexes have gained extensive attention in the last decades.1 The materials including the metal-coordinated 2,2’:6’,2’’-terpyridines (tpy) with spacers at C(4’) have opened up new opportunities for various applications in...
Read MoreMethod for Introducing Non-Metallic Particles Into Composite Coatings
Introduction The development of many branches of modern technology largely depends on the development and practical use of different types and types of metal coatings. Promising is the use of composite coatings (СС) that...
Read MoreManganite Synthesis by Different Methods
Introduction Preparation of materials in the form of various sediments [1-3] is referred to the family of the wet synthesis procedures known from a number of advantages compared with traditional high temperature solid state...
Read MoreThe use of Copper Oxides Supported Onto Biogenic Silica from the Leaves of Dendrocalamus Asper for Degradation of Congo Red
Introduction The textile industry in Indonesia has expanded considerably over the last two decades,1–4 resulting in the discharge of a large volume of wastewater, containing organic contaminants, to the environment. A significant proportion of the...
Read MoreN-Doped TiO2/CdS Nanocomposite Films: SILAR Synthesis, Characterization and Application in Quantum Dots Solar Cell
Introduction The solar light-to-electricity conversion by photovoltaic technology offers an ideal problem solving for currently energy crisis because of the highly dependent on fossil fuel energy. Beside its unrenewable source, the use of fossil...
Read MoreAdsorption Behavior of Some N-alkyl Pyridinium Salts from Aqueous Solution on Amberlit-IR 120 H+ Resin
Introduction Adsorption can be employed in a variety of applications particularly in the area of environment. For example, it is used to purify water from solvents or vice versa. Organic resins are the most...
Read MoreThe Minimum Requirements for Nickel and Cobalt as Trace Metals in Thermophilic Biogas Fermentation of Palm Oil Mill Effluent
Introduction Palm oil mill effluent (POME) is one of side products which come out from many sources in palm mills. Due to its high concentration of chemical oxygen demand (COD) around 50,000 mg/L and...
Read MoreCharacterization of Keto and Enol forms of Indoline-2,3-Dione-3-Oxime using Avogadro Software Tool – A Theoretical Study
Introduction Avogadro is a well formed acceptable chemical builder which is very much helpful in visualization and analysis. Avogadro project is well designed molecule editor and visualizer with applications in computational chemistry, molecular modeling,...
Read MoreSynthesis, Characterization of Copper Metavanadate (CuV2O6) Nanostructures via Hydrothermal Method and the Photocatalytic Performance
Introduction The nanomaterials are having wide range of applications in different science fields such as photocatalysis, catalysis, energy, electronics, medicines etc. Transition metal particles with vanadate compound form different crystal structure with fascinating morphology,...
Read MorePhytochemical Analysis and Anticancer Activity of Seaweed Gracilaria Verrucosa Against Colorectal HCT-116 Cells
Introduction Colorectal cancer is one of malignant tumors which occurs in human’s colon. This cancer originates from adenoma polyp that develops into a carcinoma. Based on WHO record, colorectal cancer is the fourth biggest...
Read MoreOptimization of A Two-Step Method to Synthesize Azelaic Acid from Oleic Acid
Introduction Azelaic acid and pelargonic acid can result from oxidative cleavage a double bond of oleic acid using an oxidizer and catalyst. The azelaic acid has anti-inflammatory and anti-bacterial properties so that azelaic acid...
Read MoreTheoretical Approach of the Adsorption of Herbicide Amitrole on the Soil using DFT Method
Introduction Amino-1, 2, 4-triazole (ATA) is an active substance of pesticides. Potentially dangerous when applied to plants, this compound must be controlled to provide quality in food and in ecosystem. Indeed, it diminishes its...
Read MoreAdsorptive Behavior of Kaolin for Amido Black Dye in Aqueous Solution
Introduction Dyes are widely used in industries to color products and improve the products’ appearance. Wastewater from these industries constitutes a major source of water pollution in the environment.1 Most of these dyes are...
Read MoreSynthesis, Spectroscopic, Intramolecular Energy Transfer and Electronic Structure Nonlinear Optical Properties of Novel Tetrahydropyrimidinone
Introduction Dihydropyrimidinones (DHPM) and their derivatives have gained greater attention in synthetic and material chemistry, because of their wide range of pharmacological and optical activities1,2. Recently, strong photo physical and electrochemical active materials were...
Read MorePhysico-Chemical, Antioxidant and Antimicrobial Investigation on new Mixed Ligand Complexes Containing bis(2,4,4-trimethylpentyl)dithiophosphinic Acid and 2,2′-bipyridine
Introduction Bis(2,4,4-trimethylpentyl)dithiophosphinic acid (BDTPA) is the sulfur substitution of organo-phosphorous extracting reagent. Sulfur has lower electronegativity as compared to oxygen. Thus electrons of sulfur atom are more easily shared in the formation of metal-sulfur...
Read MoreFeasibility of Micellar Surface Charge Decoration of Graphene Oxide with Surfactants and Oils as Adsorbents for Natural and Synthetic Pigments (A Review)
Introduction Generally, humans have living factors as diets, clothes, havens, and medicines. One of these factors will determine healthy lifestyle, good health, happiness, and no illness. The remark “you are what you eat” is...
Read MoreRecent Trends in Mussel-Inspired Catechol-Containing Polymers (A Review)
Introduction Nature, such a stunning creature, conceals a plethora of phenomena that serve as models in man’s life and procure him solutions for his lingering problems. Such natural phenomena were the background boosting for...
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