Results 1 to 10 of about 35,381 (299)

The Effect of Calcination Temperature on The Quality of Quicklime from Different Limestone Mines in West Sumatera, Indonesia

Journal of Applied Agricultural Science and Technology, 2022
Quicklime is a widely used industrial chemical and its characteristics may be affected by the limestone characteristics and calcination temperature. The present study investigated the quicklime characteristics obtained from limestone after calcination at
Reni Desmiarti, Ellyta Sari, Firdaus Firdaus, Erda Desfitri, Amelia Amir, Inva Salsabil, Maulana Rosadi, Nofri Naldi   +7 more
doaj   +1 more source

Synthesis and Charactrization of ZnO Nanoparrticles with Different Morphology and their Structural Properties [PDF]

شیمی کاربردی روز, 2014
In this paper, Zinc Oxide nanoparticles are prepared by direct precipitation method. The ZnO nanoparticles are obtained after calcinations of precursor at 250˚C for 2h. Resulted nanoparticles by this method have hexagonal structure.
Reza Moradi, Hadi Arabi, Hassan Karimi-Maleh   +2 more
doaj   +1 more source

Adsorption of Phosphate from Aqueous Solution by Calcination of Silicified Coal: Kinetic and Isotherm Studies

Aceh International Journal of Science and Technology, 2023
Silicified coal (SC) consisting of SiO2 is a promising raw material for adsorbent. The present study aimed to utilize silicified coal bottom ash (SCBA) adsorbent by calcination of the SC at temperatures of 600, 800, and 1000 oC for 1 hour.
Lisa Fandana, Faisal Abdullah, Abrar Muslim*, Suhendrayatna Suhendrayatna, Hesti Meilina   +4 more
doaj   +1 more source

The Influence of Calcination Temperature on Structural and Optical properties of ZnO-SiO2 Nanocomposite by Simple Thermal Treatment Route [PDF]

Archives of Metallurgy and Materials, 2018
This study offers a new method to synthesize facilely willemite (Zn2SiO4) based phosphor at the temperature of 800 °C. The ZnO-SiO2 nanocomposite was calcined at different temperatures between 500 and 1000 °C.
Ibrahim Mustapha Alibe, Khamirul Amin Matori, Haj Abdul Aziz Sidek, Yakoob Yazid, Elias Saion, Ali Mustapha Alibe, Mohd Hafiz Mohd Zaid, Ali Engku Abd Ghapur Engku, Tasiu Zangina   +8 more
doaj   +1 more source

Comparative Study of Manufacturing NdFeB Magnet Wastes Recycling: Oxidative Roasting-Selective Leaching and Whole Leaching Routes

Recycling, 2022
This research investigated recycling of manufacturing NdFeB magnet wastes in as-sintered and powder forms which contained high carbon via pyro-hydro metallurgy process.
Tapany Patcharawit, Woranittha Kritsarikan, Tanongsak Yingnakorn, Sakhob Khumkoa   +3 more
doaj   +1 more source

Effect of iron doping on structural and optical properties of TiO2 thin film by sol–gel routed spin coating technique [PDF]

Journal of Advanced Dielectrics, 2017
Thin films of iron (Fe)-doped titanium dioxide (Fe:TiO2) were prepared by sol–gel spin coating technique and further calcined at 450∘C. The structural and optical properties of Fe-doped TiO2 thin films were investigated by X-ray diffraction (XRD ...
Stephen Lourduraj, Rayar Victor Williams
doaj   +1 more source

Machine Learning Algorithm to Predict CO₂ Using a Cement Manufacturing Historic Production Variables Dataset: A Case Study at Union Bridge Plant, Heidelberg Materials, Maryland

Journal of Manufacturing and Materials Processing, 2023
This study uses machine learning methods to model different stages of the calcination process in cement, with the goal of improving knowledge of the generation of CO2 during cement manufacturing. Calcination is necessary to determine the clinker quality,
Kwaku Boakye, Kevin Fenton, Steve Simske
doaj   +1 more source

Synthesis of submicronic α-alumina from local aluminum slags [PDF]

Journal of Mining and Metallurgy. Section B: Metallurgy, 2022
In this study, a high valued product submicronic α-alumina was successfully extracted from aluminum slags generated by the local aluminum industry. The extraction technique was based on the leaching of slags by H2SO4 followed by precipitation.
Benkhelif A., Kolli M., Hamidouche M.
doaj   +1 more source

Calcium Carbonate Originating from Snail Shells for Synthesis of Hydroxyapatite/L-Lysine Composite: Characterization and Application to the Electroanalysis of Toluidine Blue

Crystals, 2022
Snail shells (Anadora Fulica) calcined at different temperatures were characterized by X-ray diffraction (XRD), Fourier transform infrared (FTIR) spectroscopy, thermal analyses (TG-DTG), scanning electron microscopy (SEM) and N2 adsorption–desorption ...
Jimmy Julio Kouanang Ngouoko, Kevin Yemele Tajeu, Cyrille Ghislain Fotsop, Arnaud Kamdem Tamo, Giscard Doungmo, Ranil Clément Tonleu Temgoua, Théophile Kamgaing, Ignas Kenfack Tonle   +7 more
doaj   +1 more source

Influence of Calcination Temperature on Electrochemical Properties of Perovskite Oxide Nanofiber Catalysts

Energies, 2023
Energy conversion and storage systems have recently attracted significant attention owing to increasing environmental and energy problems. However, the slow kinetics of the oxygen reduction reaction (ORR) and the oxygen evolution reaction (OER) render ...
Ji-Woo Park, Jeeyoung Shin, Young-Wan Ju
doaj   +1 more source