Selected peer-reviewed full text papers from the 6th International Conference on Science and Technology (ICST 2020) Selected, peer-reviewed papers from the 6th International Conference on Science and Technology (ICST 2020), September 7-8, 2020, Yogyakarta, Indonesia

PrefaceChapter 1: Materials and Technologies for Environmental EngineeringEnhancement of Electroflotation Using Papaya Seeds (Carica papaya) as Biocoagulant for Laboratory Wastewater TreatmentRemoval of Pb(II) Ion from Aqueous Solution Using Dithizone-Immobilized Natural BentoniteAdsorption of Silver(I) on Dithizone-Immobilized Coal Fly AshHumic Acid Immobilization on Cellulose by Crosslink Method for Cr(III) Adsorption from Aqueous SolutionStainless Steel/Hydroxyl Functionalized Graphene Electrode for Electrochemical Oxidation of Methyl OrangeAdsorption of Cd(II) Ion Using α-Cellulose Immobilized Humic Acid with Crosslinker Agent EpichlorohydrinAdsorption of Methylene Blue Dye Using Biosorbents Based on Humic Acid Cross-Linked CelluloseDegradation of Titan Yellow Using ZnO/Ag Embedded with Fe3O4 Nanoparticles Under Visible Light-InducedA Visible Light-Induced Fe3O4/ZnO-Cu Nanocomposite and its Photocatalytic Activities for Rhodamine B PhotodegradationFabrication of Electrospun Multi-Walled Carbon Nanotube/TiO2 NanofiberChapter 2: Technologies in Biofuel Production and HydrometallurgyPreparation of Potassium Permanganate Confined in Porous Carbon Synthesized from Palm Kernel Shell and its Application for Hydrogen Sulfide RemovalActivity of Ni-NH2/Mesoporous Silica Material as Bifunctional Catalyst for Hydrocracking of Used Cooking OilRecovery of Au(III) from Gold Mining Rock with Silica/Chitosan Coated on Iron Sand Magnetic MaterialUpgrading Methane Purity in Biogas Plant Gamping by Using Carbon-Based Molecular SieveThe Effect of Biogas Purification Using Biochar from Biogas Waste on Biogas CombustionHydrodeoxygenation of Anisole and Benzaldehyde Over Bifunctional CoMo/USY CatalystEffects of the Molar Ratio of Acetic Acid to UFA and Stirring Velocity in the Tung Oil EpoxidationThe Effect of Glycerol on Alginate/Zeolite Membranes for Selectivity of CH4/CO2 GasExtraction Behavior of Trivalent Rare Earth Metal Ions with Diphosphonic Acid Type Extraction ReagentConversion of Nyamplung Oil (Calophyllum inophyllum L.) into Liquid Fuel by Hydrocracking Process Using NiMo/γ-Al2O3 Bimetallic Based CatalystPerformance of Ni-Cu/HZSM-5 Catalyst in Hydrocracking Process to Produce Biofuel from Cerbera manghas OilChapter 3: Materials and Technologies for Food and Agricultural ApplicationCheap Cellulase Production by Aspergillus sp. VTM1 Through Solid State Fermentation of Coffee Pulp WastePectinase Production by Using Coffee Pulp Substrate as Carbon and Nitrogen SourceThe Effect of Sorghum Varieties (Sorghum Bicolor (L.) Moench) and Protein Levels on Chemical Composition and In Vitro Digestibility of Fermented Complete FeedModification Level of Polyethylene Glycol on In Vitro Gas Production of FeedstuffsThe Effect of Sorghum Varieties on Digestibility and Nitrogen Balance of Complete Feed in GoatsEvaluation of Functional Feed in Total Mixed Ration (TMR) with High Protein Content and Anthelmintic Agents Towards Performance and Anti-Parasitic Effect in SheepEffect of Zeolite to Clay Ratios on the Formation of Zeolite-Clay-White Cement Composite Cylinder as an Encapsulant of Urea FertilizerChemical Quality and Digestibility Value in Silage of Pennisetum purpuphoides and Pennisetum purpureum Gamma with Different Levels of Molasses SupplementationThe Effects of Ultrasound Wave on the Extraction of Proanthocyanidins from Red Sorghum Grain Using Green Solvent and a Kinetics Model of the Extraction Ulva lactuca as Alternative Ferromagcalciforte SustenanceThe Effect of CTAB on Bentonite for Slow Release FertilizerPreliminary Investigation of Cellulase Producer Candidate Isolate VT11 Using Coffee Pulp Waste Under Solid-State FermentationIon Exchange Fraction of Fish by-Products Protein as a Food Protein Fortification IngredientApplication of Natural Aromatase Blocker Towards the Level of Testosterone in Rooster Layer [Gallus gallus gallus (Linn., 1758)]The Correlation of the Total Phenolic and Flavonoid Content on its Antioxidant and Antimicrobial Activity of Bamboo Leaf ExtractChapter 4: Materials and Technologies for Pharmacological and Biomedical ApplicationEffect of Incorporation Platelet Rich Plasma into Synthetic Coral Scaffold toward Epithelial Thickness of Wound HealingThe Properties of White Mineral Trioxide Aggregate (WMTA) Made of Rice Husk Ash Silica and Limestone Calcium Carbonate and the Effect of Silica Particles Addition In Silico Prediction of Betulinic Acid Derivatives’ Cytotoxicity: Relationship between Topological Descriptors and CC50 ValueEffect of Thermal Treatment on Physico-Chemical Properties of White Mineral Trioxide Aggregate Synthesized from Limestone Precipitate Calcium CarbonateThe Effect of Chitosan Concentration on Disintegration Time of Amoxicillin TabletSynthesis of Mono-Ketone Curcumin Analogs from 3-Benzyloxybenzaldehyde and their Activity Assay as Inhibitor of α-AmylaseSynthesis Studies of N-Acetyl Glyoxylamide Derivatives Using Unreactive AminesThe Use of 1H-NMR Spectroscopy Coupled with Chemometrics for Authentication of Curcuma xanthorrhiza Adulterated with Curcuma aeruginosaThe Influence of Zinc Ions in Insulin Fibrillation by Heat at Acid Solution Revealed Using Small Angle X-Ray ScatteringChapter 5: Materials and Methods in Chemical Detection and IdentificationThe Effect of Ag Concentration of Core-Shell Fe3O4@Ag Nanoparticles for Sensitivity Enhancement of Surface Plasmon Resonance (SPR) - Based BiosensorDevelopment of Soil Sample Preparation by Means Acid Digestion without Heating with Teflon Method for Nickel AnalysisMagnetic Nanoparticle Detection Using Wheatstone Bridge Giant Magnetoresistance (GMR) Sensor with Double CoFeB Spin-Valve Thin FilmsA Preliminary Study on the Selective Detection of Hypochlorite Based on Antiagregation of AuNPsChapter 6: Functional and Structural MaterialsUnderstanding the Crystal Structure of Heterometallic Metal-Organic Frameworks in Cadmium Imidazolate Framework-1 with Periodic Density Functional TheoryEffect of TiOx and TiO2 Layer on the Photovoltaic Property of BiOI FilmsSynthesis of Methylcellulose Using Dimethyl Carbonate with Conventional and Green MethodsHydrogen and Water Adsorptions on Monolayer Hexagonal Boron Nitride (h-BN): The First-Principles CalculationsEffect of Thin Film Thickness on the Electronic Properties of Wurtzite Structure (ZnO and GaN): A Density Functional Theory StudyExperimental Study on the Roundness of Silica Sand from Sidrap: Improvement by Means of Abrasion and Measurement Using a Practical New MethodSucrose and Lignosulfonate Acid: Which One is More Effective as a Concrete Setting Retarder?Surface-Modified Carbon Synthesized from Palm Kernel Shell for Electric Double-Layer Capacitor ApplicationsA Deformable Linear Dielectric Elastomer ActuatorEffect of Heat Input on Dilution, Hardness, and Microstructure in DMW Stainless Steel and Carbon Steel