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Jurnal Institusi
Effect of Calcination Temperature on the Synthesis of ZrO2-Pillared Saponite to Catalytic Activity in Menthol Esterification
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 8-13
The influence of calcination temperature on the synthesis of zirconia-pillared saponite (PILS) and on its catalytic activity in menthol esterification has been studied. Zirconia pillarization was conducted using zirconium tetraisopropoxide as a precu...
Jurnal Institusi
Synthesis of ZnO Nanoparticles by Precipitation Method with Their Antibacterial Effect
Indonesian Journal of Chemistry; Vol 16, No 2 (2016); 117-123
The aim of this study was to synthesize and characterize Zinc oxide nanoparticles (ZnO-NPs) prepared by precipitation method. Zinc nitrate and sodium hydroxide was used as starting materials with biopolymer pectin as capping agent. ZnO-NPs were synth...
Jurnal Institusi
Synthesis and Characterization of Titania-Rice Husk Silica Composites as Photocatalyst
Indonesian Journal of Chemistry; Vol 15, No 1 (2015); 36-42
This article describes the synthesis of titania-silica composites by a sol-gel method using a mixture of silica of rice husk and titanium butoxide sols. Microstructures were examined at calcination temperature in the range of 500 to 700 °C, with tem...
Jurnal Institusi
Comparative Study of Ni-Zn LHS and Mg-Al LDH Adsorbents of Navy Blue and Yellow F3G Dye
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 36-44
Adsorption of disperse dyes from wastewater onto Ni-Zn LHS (layered hydroxide salts) and Mg-Al LDH (layered double hydroxides) has been compared in this study. Effects of initial pH solution, contact time and initial dye concentration were investigat...
Jurnal Institusi
Characteristics of Nanosize Spinel NixFe3-xO4 Prepared by Sol-Gel Method Using Egg White as Emulsifying Agent
Indonesian Journal of Chemistry; Vol 15, No 2 (2015); 116-122
In this study, sol-gel method using egg white as emulsifying agent was applied to prepare nano size spinel NixFe3-xO4 (with x = 0.2–1). Sample preparation was carried out by mixing the solution of Fe(NO3)3.9 H2O and Ni(NO3)3.6 H2O with egg white, a...
PubMed
Preparation of Crystalline LaFeO(3) Nanoparticles at Low Calcination Temperature: Precursor and Synthesis Parameter Effects
Materials (Basel)
Substantial effort has been devoted to fabricating nanocrystalline lanthanum ferrite (LaFeO(3)), and calcination is the crucial process of crystallization in both high-temperature strategies and wet chemical methods. Lowering the calcination temperat...
PubMed
A Facile Thermal-Treatment Route to Synthesize ZnO Nanosheets and Effect of Calcination Temperature
PLoS One
A facile thermal-treatment route was successfully used to synthesize ZnO nanosheets. Morphological, structural, and optical properties of obtained nanoparticles at different calcination temperatures were studied using various techniques. The FTIR, XR...
PubMed
Influence of Calcination Conditions on Structural and Solid‐State Kinetic Properties of Iron Oxidic Species Supported on SBA‐15
ChemistryOpen
Iron oxidic species supported on silica SBA‐15 were synthesized with various iron loadings using two different Fe(III) precursors. The effect of varying powder layer thickness during calcination on structural and solid‐state kinetic properties of...
PubMed
Using Calcination Remediation to Stabilize Heavy Metals and Simultaneously Remove Polycyclic Aromatic Hydrocarbons in Soil
Int J Environ Res Public Health
Co-contaminated soils containing heavy metals and polycyclic aromatic hydrocarbons (PAHs) are an environmental and human health risk. Research into the remediation of these soils is imperative. In this paper, a novel investigation utilizing calcinati...
PubMed
Influence of calcination temperatures on lithium deportment by screening hard rock lithium
Heliyon
Calcination of spodumene is a pre-treatment stage in preparation for sulfation roasting and leaching in lithium recovery. During calcination, α-spodumene (less reactive, monoclinic crystal structure) is converted to β-spodumene (more reactive, tetr...
PubMed
Study on Calcination Characteristics of Diaspore-Kaolin Bauxite Based on Machine Vision
Molecules
D-K-type bauxite from Guizhou can be used as an unburned ceramic, adsorbent, and geopolymer after low-temperature calcination. It aims to solve the problem where the color of the D–K-type bauxite changes after calcination at different temperatures....
PubMed
Preparation of heterostructured WO(3)/TiO(2) catalysts from wood fibers and its versatile photodegradation abilities
Sci Rep
A facile route was adopted to synthesize heterostructured WO(3)/TiO(2) photocatalysts from wood fibers through a two-steps hydrothermal method and a calcination process. The prepared WO(3)/TiO(2)-wood fibers were used as photocatalysts under UV irrad...
PubMed
On the Sensitivity of the Ni-rich Layered Cathode Materials for Li-ion Batteries to the Different Calcination Conditions
Nanomaterials (Basel)
Ni-rich layered oxides, i.e., LiNi(0.6)Mn(0.2)Co(0.2)O(2) (NMC622) and LiNiO(2) (LNO), were prepared using the two-step calcination procedure. The samples obtained at different calcination temperatures (750–950 °C for the NMC622 and 650–850 °C ...
PubMed
Microwave-assisted calcination of electrospun indium–gallium–zinc oxide nanofibers for high-performance field-effect transistors
RSC Adv
The effects of microwave-assisted calcination of electrospun In–Ga–Zn-O (IGZO) nanofibers intended for electronic devices are unclear. To this end, a systematic study was conducted on the effects of microwave-assisted calcination on the microstru...
PubMed
Experimental Studies of Fluidized Bed Calcination of Granulated Clay Material
Materials (Basel)
The work presents a detailed analysis of the possibilities of the thermal processing of clay raw material granulates in a fluidized bed reactor powered by coal fuel. Potential customers of calcined granulates include the following: plants producing r...
PubMed
Effect of Calcination Temperatures on Crystallite Size, Particle Size, and Antimicrobial Activity of Synthesized MgO and Its Cytotoxicity
Int J Mol Sci
The development of antimicrobial agents with excellent antimicrobial activity, high thermal stability, and non-toxic properties is an essential demand in food packaging, pharmaceutical, and biomedical applications. In the present study, MgO nanoflake...
PubMed
Effect of Calcination Temperature on Mechanical Properties of Magnesium Oxychloride Cement
Materials (Basel)
In order to make full use of magnesium chloride resources, the development and utilisation of magnesium oxychloride cement have become an ecological and economic goal. Thus far, however, investigations into the effects on these cements of high temper...
PubMed
Tuning the Porosity of Piezoelectric Zinc Oxide Thin Films Obtained from Molecular Layer-Deposited “Zincones”
Materials (Basel)
Porous zinc oxide (ZnO) thin films were synthesized via the calcination of molecular layer-deposited (MLD) “zincone” layers. The effect of the MLD process temperature (110 °C, 125 °C) and of the calcination temperature (340 °C, 400 °C, 500 °...
PubMed
Numerical Simulation Study of Mixed Particle Size Calcination Processes in the Calcination Zone of a Parallel Flow Regenerative Lime Kiln
Materials (Basel)
Limestone of different particle sizes is often calcined together to improve production efficiency, but the calcination effect of mixed particle size limestone is difficult to guarantee. To investigate the effect of different particle size combination...
PubMed
Characterization of the Pozzolanic Potential of Oil Palm Kernel Shell Ash Obtained Through Optimization of Physicochemical Processes
Materials (Basel)
Oil palm kernel shell ash (POFA), a byproduct of the highly cultivated agro-industrial sector in Colombia, has been widely used for its pozzolanic properties, which enhance the mechanical and durability characteristics of concrete. Six POFA samples w...
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