Anwar Usman

Latest

• Solid-state mechanochemical synthesis of chitosan from mud crab (Scylla serrata) chitin
• Energy balance and life cycle assessments in producing microalgae biodiesel via a continuous microalgal-bacterial photobioreactor loaded with wastewater
• Enhancing adsorption performance of alkali activated kaolinite in the removal of antibiotic rifampicin from aqueous solution
• Biopolymers sources, chemical structures, and applications
• Synthesis techniques and applications of graphene and its derivatives
• Antifungal and Antiamoebic Activities, Cytotoxicity, and Toxicity of Aqueous and Ethanolic Extracts of Propolis Produced by Brunei Stingless Bees
• A comparative study of adsorption behavior of rifampicin, streptomycin, and ibuprofen contaminants from aqueous solutions onto chitosan: Dynamic interactions, kinetics, diffusions, and mechanisms
• Synthesis of Chitosan Capped Zinc Sulphide Nanoparticle Composites as an Antibacterial Agent for Liquid Handwash Disinfectant Applications
• Assessing Microalgal Protein’s Impact on Environment and Energy Footprint via Life Cycle Analysis
• Nanocomposites of Terbium Sulfide Nanoparticles with a Chitosan Capping Agent for Antibacterial Applications
• Ultrahydrophobic melamine sponge via interfacial modification with reduced graphene oxide/titanium dioxide nanocomposite and polydimethylsiloxane for oily wastewater treatment
• Enhanced CO Gas Sensing with DFT Optimized PbS Loading on ZnO and CrZnO Nanocomposites
• Dynamics of Diffusion- and Immobilization-Limited Photocatalytic Degradation of Dyes by Metal Oxide Nanoparticles in Binary or Ternary Solutions
• Advanced trends of propolis in pharmaceutical and cosmetic applications
• Auramine O UV Photocatalytic Degradation on TiO<inf>2</inf> Nanoparticles in a Heterogeneous Aqueous Solution
• Dynamics and thermodynamics for competitive adsorptive removal of methylene blue and rhodamine B from binary aqueous solution onto durian rind
• Propolis: Its Role and Efficacy in Human Health and Diseases
• Recent advancements in the bioactivities and therapeutic properties of propolis
• Antibacterial and Antioxidant Activities of Ethanolic and Water Extracts of Stingless Bees Tetrigona binghami, Heterotrigona itama, and Geniotrigona thoracica Propolis Found in Brunei
• Compaction of a Polymeric Membrane in Ultra-Low-Pressure Water Filtration
• Degradation of ciprofloxacin in aqueous solution using ozone microbubbles: spectroscopic, kinetics, and antibacterial analysis
• Optimization of Biocomposite Film Based on Whey Protein Isolate and Nanocrystalline Cellulose from Pineapple Crown Leaf Using Response Surface Methodology
• Artificial Neural Network (ANN) Modelling for Biogas Production in Pre-Commercialized Integrated Anaerobic-Aerobic Bioreactors (IAAB)
• Adsorption Behavior and Dynamic Interactions of Anionic Acid Blue 25 on Agricultural Waste
• Domination of methylene blue over rhodamine B during simultaneous photocatalytic degradation by TiO<inf>2</inf> nanoparticles in an aqueous binary solution under UV irradiation
• A Successful Elimination of Indonesian SARS-CoV-2 Variants and Airborne Transmission Prevention by Cold Plasma in Fighting COVID-19 Pandemic: A Preliminary Study
• Antimicrobial activity of silver sulfide quantum dots functionalized with highly conjugated Schiff bases in a one-step synthesis
• Phytochemical Analysis and Antifungal Activity of Brunei Propolis Against Candida sp. and Cryptococcus sp.
• Synthesis and Adsorption Performance of Graphene Oxide-Polyurethane Sponge for Oil-Water Separation
• Adsorption of Acid Blue 25 on Agricultural Wastes: Efficiency, Kinetics, Mechanism, and Regeneration
• Pectin derived from pomelo pith as a superior adsorbent to remove toxic Acid Blue 25 from aqueous solution
• Synergistic effect of TiO<inf>2</inf> size on activated carbon composites for ruthenium N-3 dye adsorption and photocatalytic degradation in wastewater treatment
• Assuaging microalgal harvesting woes via attached growth: A critical review to produce sustainable microalgal feedstock
• Aggregation-induced emission properties of trans -stilbene
• Spectroscopic study of the interaction between rhodamine B and graphene
• Stabilization of heavy metals loaded sewage sludge: Reviewing conventional to state-of-the-art thermal treatments in achieving energy sustainability
• Photocatalytic activity of kaolin–titania composites to degrade methylene blue under UV light irradiation; kinetics, mechanism and thermodynamics
• Biocompatible chitin-encapsulated CdS quantum dots: Fabrication and antibacterial screening
• Insight into the adsorption kinetics, mechanism, and thermodynamics of methylene blue from aqueous solution onto pectin-alginate-titania composite microparticles
• Micro-structured Materials for the Removal of Heavy Metals using a Natural Polymer Composite
• Synergistic effect in concurrent removal of toxic methylene blue and acid red-1 dyes from aqueous solution by durian rind: kinetics, isotherm, thermodynamics, and mechanism
• Insight review of attached microalgae growth focusing on support material packed in photobioreactor for sustainable biodiesel production and wastewater bioremediation
• Application of activated Na-zeolite a as a water softening agent to remove Ca²⁺and Mg²⁺ions from water
• Effect of chain lengths of alcohol as precipitating agent on extraction of pectin from Citrus nobilis peels
• Feasibility study of CO<inf>2</inf>purification using pressure swing adsorption and triethylene glycol absorption for enhanced oil recovery
• Feasibility study of synthetic zeolite a production: Non-financial and financial aspects
• Formulation and characterization of lip balm made from beeswax, almond oil, virgin coconut oil and honey
• Leaching of lanthanides from Belitung silica sand using nitric acid
• Simultaneous Adsorption of Multi-lanthanides from Aqueous Silica Sand Solution Using Pectin–Activated Carbon Composite
• Yield and composition characteristic of Citrus nobilis pectin extracted under acidic condition
• Monoclinic cerium(III) picrate tetraethylene glycol complex: design, synthesis and biological evaluation as anti-amoebic activity against Acanthamoeba sp.
• Fluorescence enhancement of samarium picrate tetraethylene glycol micro-sized complex doped in poly (Methyl methacrylate)
• Radical scavenging activity assay and red fluorescence microscopy studies: Antioxidant properties of selected young and mature leaves for application in pharmaceutical industry
• Rhodamine b photocatalytic degradation using cuo particles under uv light irradiation for applications in industrial and medical fields
• Efficient eco-friendly syntheses of dithiocarbazates and thiosemicarbazones
• Enrichment and extraction of lanthanum from Belitung silica sand using sulfuric acid heap leaching, precipitation and complexation with phytic acid
• Comparative study on the adsorption, kinetics, and thermodynamics of the photocatalytic degradation of six different synthetic dyes on TiO<inf>2</inf> nanoparticles
• The Bruneian record of “Borneo Amber”: A regional review of fossil tree resins in the Indo-Australian Archipelago
• Economic analysis of graphene aerogel polyurethane sponge production as adsorbent for oil-water separation
• Extraction and enrichment of lanthanide from Indonesian low grade bauxite using sulfuric acid heap leaching and phytic acid
• Fabrication and Characterization of S-Benzyldithiocarbazate Schiff Base Microcrystals by a Reprecipitation Method for Enhanced Antibacterial Activity
• Modelling and simulation of acid extraction of lanthanum from indonesian low grade bauxite using fixed-bed extractor
• Optimizing extraction and enrichment of lanthanide from indonesian low grade bauxite using sequential magnetic separation, acid leaching, and precipitation processes
• Synthesis of Schiff Base Encapsulated ZnS Nanoparticles: Characterization and Antibacterial Screening
• Tropical wild fern (Diplazium esculentum) as a new and effective low-cost adsorbent for removal of toxic crystal violet dye