Jafar Safarian
About
Fields of interest:
- Hydrogen and natural gass use in metal production
- Extractive metallurgy of silicon, ferroalloys, iron and steel,...
- Purification of silicon for solar applications; vacuum refining, slag refining, gas refining, etc.
- Production of alumina
- Manganese dioxide production
- Thermodynamics and phase relations in metallurgical systems
- Kinetics of metallurgical reactions (reduction, oxidation, gasification, evaporation, ...)
- Hydrometallurgy
- Transport phenomena in metallurgy (heat transfer and mass transfer)
- Metallurgical lab; metallurgical furnaces, experimental design, and materials characterization
Courses:
MT8200 - Advanced Chemical Metallurgy (https://www.ntnu.edu/studies/courses/MT8200#tab=omEmnet)
TKP4158- Hydrometalluirgical process technology (https://www.ntnu.edu/studies/courses/TKP4158#tab=omEmnet)
TKJ4162-Physical Chemistry: Chemical Thermodynamics (https://www.ntnu.edu/studies/courses/TKJ4162#tab=omEmnet)
TMT4326-Refining and Recycling of Metals
(https://www.ntnu.edu/studies/courses/TMT4326#tab=omEmnet )
Publications
2024
-
Mubaiwa, Praise Tinotenda;
Garshol, Askh;
Azarov, Alexander;
Safarian, Jafar.
(2024)
Silicon Kerf Recovery via Acid Leaching Followed by Melting at Elevated Temperatures.
Recycling
Academic article
-
Zhu, Mengyi;
Safarian, Jafar;
Ilham Al Fariesy Irvansyah, Mochamad;
Sabatino, Marisa Di.
(2024)
Effect of Mg alloying and cooling rate on the microstructure of silicon.
Frontiers in Photonics
Academic article
-
Rasouli, Azam;
Kudyba, Artur;
Bruzda, Grzegorz;
Safarian, Jafar;
Tranell, Maria Gabriella.
(2024)
High-Temperature Reactive Wetting of Natural Quartz by Liquid Magnesium.
Materials
Academic article
-
Zhu, Mengyi;
Wu, Guixuan;
Tang, Kai;
Müller, Michael;
Safarian, Jafar.
(2024)
Combined silicon refining for boron removal and Si-Kerf recycling using K2O-CaO-SiO2 slags.
Chemical Engineering Journal
Academic article
-
Zhu, Mengyi;
Safarian, Jafar.
(2024)
Determining the properties of CaO-Al2O3-SiO2 slag system from molecular dynamics simulation.
The Australasian Institute of Mining and Metallurgy
Academic chapter/article/Conference paper
-
Kar, Manish Kumar;
Eijk, Casper van der;
Safarian, Jafar.
(2024)
The Effect of Composition and Temperature on the Hydrogen Reduction Behavior of Sintered Pellets of Bauxite Residue-Lime Mixtures.
Journal of Sustainable Metallurgy
Academic article
-
Rasouli, Azam;
Kuhn, Raphael;
Lai, Samson Yuxiu;
Safarian, Jafar;
Tranell, Maria Gabriella.
(2024)
Silane Gas Production Through Hydrolysis of Magnesium Silicide by Hydrochloric Acid.
Journal of Sustainable Metallurgy
Academic article
-
Kar, Manish Kumar;
Safarian, Jafar.
(2024)
High-temperature heat treatment of hydrogen-reduced bauxite residue-calcite pellets for iron particles growth and separationTraitement thermique à haute température de boulettes de résidus de bauxite et calcite réduites à l’hydrogène pour la croissance et la séparation des particules de fer.
Canadian metallurgical quarterly
Academic article
-
Zhu, Mengyi;
Philipson, Harald;
Blandhol, Kjell;
Djupvik, Veronika;
Engvoll, Krister;
Safarian, Jafar.
(2024)
Pilot-Scale Aluminothermic Production of Silicon Alloy and Alumina-Rich Slag.
ACS Sustainable Chemistry and Engineering
Academic article
-
Kar, Manish Kumar;
Zhu, Mengyi;
Safarian, Jafar.
(2024)
Iron enrichment and alumina recovery from bauxite residue through hydrogen reduction followed by alkaline leaching and CaO circulation.
Canadian metallurgical quarterly
Academic article
-
Sarkar, Alok;
Schanche, Trygve Lindahl;
Wallin, Bogg Maria Elisabeth;
Safarian, Jafar.
(2024)
Evaluating the Reaction Kinetics on the H2 Reduction of a Manganese Ore at Elevated Temperatures.
Journal of Sustainable Metallurgy
Academic article
2023
-
Kar, Manish Kumar;
Zhu, Mengyi;
Safarian, Jafar.
(2023)
Comparative kinetics study of different iron-containing pellets with hydrogen at isothermal conditions.
Journal of Materials Research and Technology (JMR&T)
Academic article
-
Kar, Manish Kumar;
Hassanzadeh, Ahmad;
Eijk, Casper van der;
Kowalczuk, Przemyslaw Boguslaw;
Aasly, Kurt;
Safarian, Jafar.
(2023)
Properties of self-hardened CaO-added bauxite residue pellets, and their behavior in hydrogen reduction followed by leaching and magnetic separation for iron and alumina recovery.
International Journal of Hydrogen Energy
Academic article
-
Kar, Manish Kumar;
Hassanzadeh, Ahmad;
Eijk, Casper van der;
Safarian, Jafar.
(2023)
Comparative Study of Hydrogen Reduction of Bauxite Residue-Calcium Sintered and Self-Hardened Pellets Followed by Magnetic Separation for Iron Recovery.
Mining, Metallurgy & Exploration (MME)
Academic article
-
Sarkar, Alok;
Schanche, Trygve Lindahl;
Safarian, Jafar.
(2023)
Isothermal Pre-Reduction Behavior of Nchwaning Manganese Ore in H2 Atmosphere .
MDPI Materials Proceedings
Academic article
-
Zhu, Mengyi;
Safarian, Jafar.
(2023)
Alumina Production from CaO-Al2O3-SiO2 Slag Produced in SisAl Process.
The International Committee for Study of Bauxite, Alumina & Aluminium Conference Proceedings
Academic article
-
Kar, Manish Kumar;
Eijk, Casper van der;
Safarian, Jafar.
(2023)
Kinetics Study on the Hydrogen Reduction of Bauxite Residue-Calcite Sintered Pellets at Elevated Temperature.
Metals
Academic article
-
Tang, Kai;
Rasouli, Azam;
Safarian, Jafar;
Ma, Xiang;
Tranell, Maria Gabriella.
(2023)
Magnesiothermic Reduction of Silica: A Machine Learning Study.
Materials
Academic article
-
Hassanzadeh, Ahmad;
Kar, Manish Kumar;
Safarian, Jafar;
Kowalczuk, Przemyslaw Boguslaw.
(2023)
An Investigation on Reduction of Calcium Added Bauxite Residue Pellets by Hydrogen and Iron Recovery through Physical Separation Methods.
Metals
Academic article
-
Kar, Manish Kumar;
Safarian, Jafar.
(2023)
Characteristics of Bauxite Residue–Limestone Pellets as Feedstock for Fe and Al<inf>2</inf>O<inf>3</inf> Recovery.
Processes
Academic article
-
Hoseinpur Kermani, Arman;
Tang, Kai;
Ulyashin, Alexander;
Palitzch, Wolfram;
Safarian, Jafar.
(2023)
Toward the recovery of solar silicon from end-of-life PVs by
vacuum refining.
Solar Energy Materials and Solar Cells
Academic article
-
Safarian, Jafar;
Eini, Ariel Skaug;
Pedersen, Markus Antonius Elinsønn;
Haghdani, Shokouh.
(2023)
The Effect of Process Conditions on Sulfuric Acid Leaching of Manganese Sludge.
Materials
Academic article
2022
-
Hoseinpur Kermani, Arman;
Sergeev, Dmitry;
Müller, Michael;
Safarian, Jafar.
(2022)
On the phosphorus evaporation from liquid silicon by Knudsen effusion mass spectrometry
.
Metallurgical and Materials Transactions B
Academic article
-
Hoseinpur Kermani, Arman;
Andersson, Stefan;
Müller, Michael;
Tang, Kai;
Safarian, Jafar.
(2022)
Boron Removal from Silicon Melt by gas Blowing Technique.
High Temperature Materials and Processes
Academic article
-
Rasouli, Azam;
Herstad, Karl Edvin;
Safarian, Jafar;
Tranell, Gabriella.
(2022)
Magnesiothermic Reduction of Natural Quartz.
Metallurgical and Materials Transactions B
Academic article
-
Tang, Kai;
Eijk, Casper van der;
Gouttebroze, Sylvain;
Du, Qiang;
Safarian, Jafar;
Tranell, Gabriella.
(2022)
Rheological properties of Al2O3–CaO–SiO2 slags.
Calphad
Academic article
-
Kudyba, Artur;
Safarian, Jafar.
(2022)
Manganese and Aluminium Recovery from Ferromanganese Slag and Al White Dross by a High Temperature Smelting-Reduction Process.
Materials
Academic article
-
Cheraghi, Alireza;
Yoozbashizadeh, Hossein;
Safarian, Jafar.
(2022)
Carburization of Manganese Oxide Sources by Natural Gas.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar.
(2022)
A sustainable process to produce manganese and its alloys through hydrogen and aluminothermic reduction.
Processes
Academic article
-
Jiao, Jian Meng;
Safarian, Jafar;
Tangstad, Merete.
(2022)
The Use of Fe-26Si-9B Alloy as Phase Change Material in Si<inf>3</inf>N<inf>4</inf> Container.
Crystals
Academic article
-
Zhu, Mengyi;
Arntsen, Anne Sofie;
Safarian, Jafar.
(2022)
Silicon Recovery Via the Acid Leaching of a Si-Ca-Al Alloy Produced by the SisAl Process.
Proceedings of the Silicon for the Chemical & Solar Industry XVI
Academic article
-
Mwase, James;
Safarian, Jafar.
(2022)
Desilication of Sodium Aluminate Solutions from the Alkaline Leaching of Calcium-Aluminate Slags.
Processes
Academic article
-
Brustad, Ole Kristian;
Låstad, Jonas;
Hoseinpur Kermani, Arman;
Safarian, Jafar.
(2022)
Characterization, Calcination and Pre-Reduction of Polymetallic Manganese Nodules by Hydrogen and Methane
.
Metals
Academic article
-
Mwase, James;
Safarian, Jafar;
Vafeias, Michalis;
Marinos, Danai;
Panias, Dimitrios.
(2022)
Investigating Aluminum Tri-Hydroxide Production from
Sodium Aluminate Solutions in the Pedersen Process.
Processes
Academic article
-
Kar, Manish Kumar;
Safarian, Jafar;
Eijk, Casper van der.
(2022)
Hydrogen Reduction of High Temperature Sintered and Self- Hardened Pellets of Bauxite Residue produced via the Addition of Limestone and Quicklime.
The International Committee for Study of Bauxite, Alumina & Aluminium Conference Proceedings
Academic article
-
Rasouli, Azam;
Tsoutsouva, Maria;
Safarian, Jafar;
Tranell, Gabriella.
(2022)
Kinetics of Magnesiothermic Reduction of Natural Quartz.
Materials
Academic article
-
Mwase, James Malumbo;
Vafeias, Michail;
Marinos, Danai;
Dimitrios, Panias;
Safarian, Jafar.
(2022)
Investigating Aluminum Tri-Hydroxide Production from Sodium Aluminate Solutions in the Pedersen Process.
Processes
Academic article
-
Skibelid, Olivia Bogen;
Velle, Sander Ose;
Vollan, Frida;
Eijk, Casper van der;
Hoseinpur Kermani, Arman;
Safarian, Jafar.
(2022)
Isothermal Hydrogen Reduction of a Lime-Added Bauxite Residue Agglomerate at Elevated Temperatures for Iron and Alumina Recovery.
Materials
Academic article
2021
-
Lazou, Adamantia;
Eijk, Casper van der;
Tang, Kai;
Balomenos, Efthymios;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2021)
The Utilization of Bauxite Residue with a Calcite-Rich Bauxite Ore in the Pedersen Process for Iron and Alumina Extraction.
Metallurgical and Materials Transactions B
Academic article
-
Lazou, Adamantia;
Safarian, Jafar.
(2021)
Acid leaching of Mn-sludge.
Norges teknisk-naturvitenskapelige universitet
Norges teknisk-naturvitenskapelige universitet
Report
-
Safarian, Jafar.
(2021)
Duplex Process to Produce Ferromanganese and Direct Reduced Iron by Natural Gas.
ACS Sustainable Chemistry and Engineering
Academic article
-
Kudyba, Artur;
Akhtar, Shahid;
Johansen, Inge;
Safarian, Jafar.
(2021)
Aluminothermic reduction of manganese oxide from selected mno-containing slags.
Materials
Academic article
-
Jiao, Jianmeng;
Tang, Kai;
Safarian, Jafar;
Grorud, Bettina;
Sellevoll, Kathrine;
Tangstad, Merete.
(2021)
High temperature interaction between Si–B alloys and Si3N4.
Ceramics International
Academic article
-
Zhu, Mengyi;
Wu, Guixuan;
Azarov, Alexander;
Monakhov, Eduard;
Tang, Kai;
Müller, Michael.
(2021)
Effects of La2O3 Addition into CaO-SiO2 Slag: Structural Evolution and Impurity Separation from Si-Sn Alloy.
Metallurgical and Materials Transactions B
Academic article
-
Hoseinpur Kermani, Arman;
Andersson, Stefan;
Tang, Kai;
Safarian, Jafar.
(2021)
Selective Vacuum Evaporation by the Control of the Chemistry of Gas Phase in Vacuum Refining of Si
.
Langmuir
Academic article
-
Zhu, Mengyi;
Yue, Shengying;
Wu, Guixuan;
Tang, Kai;
Xu, Yijiang;
Safarian, Jafar.
(2021)
P removal from Si by Si-Ca-Al alloying-leaching refining: Effect of Al and the CaAl2Si2 phase.
Separation and Purification Technology
Academic article
-
Kudyba, Artur;
Akhtar, Shahid;
Johansen, Inge;
Safarian, Jafar.
(2021)
Valorization of aluminum dross with copper via high temperature melting to produce al-cu alloys.
Materials
Academic article
-
Goso, Xolisa;
Petersen, Jochen;
Tangstad, Merete;
Safarian, Jafar.
(2021)
Beneficiation of fluxed titaniferous slag to a marketable titania product using the modified upgraded slag process.
Mineral Processing and Extractive Metallurgy: Transactions of the Institute of Mining and Metallurgy
Academic article
-
Lazou, Adamantia;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2021)
Evaluation of Calcium Aluminate Slags and Pig Irons Produced from the Smelting-Reduction of Diasporic Bauxite.
Materials
Academic article
-
Kudyba, Artur;
Akhtar, Shahid;
Johansen, Inge;
Safarian, Jafar.
(2021)
Aluminum Recovery from White Aluminum Dross by a Mechanically Activated Phase Separation and Remelting Process.
JOM
Academic article
-
Salehi, Hossein;
Seim, Stian;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2021)
Phase Transitions and Microstructural Changes During Oxidation and Reduction of a Weathered Ilmenite Concentrate.
Mining, Metallurgy & Exploration (MME)
Academic article
2020
-
Zhu, Mengyi;
Wan, Di;
Tang, Kai;
Safarian, Jafar.
(2020)
Impurity removal from Si by Si-Ca-Mg ternary alloying-leaching system.
Materials & design
Academic article
-
Cheraghi, Alireza;
Becker, Hanka;
Eftekhari, Hosna;
Yoozbashizadeh, Hossein;
Safarian, Jafar.
(2020)
Characterization and calcination behavior of a low-grade manganese ore.
Materials Today Communications
Academic article
-
Tranell, Gabriella;
Safarian, Jafar;
Wallin, Maria.
(2020)
SisAl – A New Process for Production of Silicon.
Norges teknisk-naturvitenskapelige universitet
Academic chapter/article/Conference paper
-
Hoseinpur Kermani, Arman;
Safarian, Jafar.
(2020)
Vacuum refining of silicon at ultra-high tempratures.
Vacuum
Academic article
-
Lazou, Adamantia;
Eijk, Casper van der;
Balomenos, Efthymios;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2020)
On the Direct Reduction Phenomena of Bauxite Ore Using H2 Gas in a Fixed Bed Reactor.
Journal of Sustainable Metallurgy
Academic article
-
Hu, Kai;
Tang, Kai;
Lv, Xuewei;
Safarian, Jafar;
Yan, Zhiming;
Song, Bing.
(2020)
Modeling Viscosity of High Titania Slag.
Metallurgical and Materials Transactions B
Academic article
-
Azof, Fabian Imanasa;
Tang, Kai;
You, Jinglin;
Safarian, Jafar.
(2020)
Synthesis and Characterization of 12CaO·7Al2O3 Slags: The Effects of Impurities and Atmospheres on the Phase Relations.
Metallurgical and Materials Transactions B
Academic article
-
Zhu, Mengyi;
Shengying, Yue;
Tang, Kai;
Safarian, Jafar.
(2020)
New Insights into Silicon Purification by Alloying-Leaching Refining: A Comparative Study of Mg-Si, Ca-Si, and Ca-Mg-Si Systems.
ACS Sustainable Chemistry and Engineering
Academic article
-
Zhu, Mengyi;
Azarov, Alexander;
Monakhov, Eduard;
Tang, Kai;
Safarian, Jafar.
(2020)
Phosphorus separation from metallurgical-grade silicon by magnesium alloying and acid leaching.
Separation and Purification Technology
Academic article
-
Azof, Fabian Imanasa;
Safarian, Jafar.
(2020)
Leaching kinetics and mechanism of slag produced from smelting-reduction of bauxite for alumina recovery.
Hydrometallurgy
Academic article
-
Zhu, Mengyi;
Tang, Kai;
Safarian, Jafar.
(2020)
The effect of Ti and Y addition on the microstructure and leaching purification of Ca-alloyed metallurgical silicon.
Academic chapter/article/Conference paper
-
Jiao, Jian Meng;
Grorud, Bettina;
Safarian, Jafar;
Tangstad, Merete.
(2020)
The Use of Si-B Alloys in Thermal Energy Storage System.
Journal of Physics: Conference Series (JPCS)
Academic article
2019
-
Azof, Fabian Imanasa;
Yang, Yongxiang;
Panias, Dimitrios;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2019)
Leaching characteristics and mechanism of the synthetic calcium-aluminate slags for alumina recovery.
Hydrometallurgy
Academic article
-
Azof, Fabian Imanasa;
Vafeias, Michail;
Panias, Dimitrios;
Safarian, Jafar.
(2019)
The leachability of a ternary CaO-Al2O3-SiO2 slag produced from smelting-reduction of low-grade bauxite for alumina recovery.
Hydrometallurgy
Academic article
-
Hoseinpur Kermani, Arman;
Tang, Kai;
Safarian, Jafar.
(2019)
Kinetic study of vacuum evaporation of elements from ternary melts; case of dilute solution of P in Si-Al melts
.
Separation and Purification Technology
Academic article
-
Hoseinpur Kermani, Arman;
Safarian, Jafar.
(2019)
Mechanisms of graphite crucible degradation in contact with Si–Al melts at high temperatures and vacuum conditions
.
Vacuum
Academic article
-
Azof, Fabian Imanasa;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2019)
Kinetics of the leaching of alumina-containing slag for alumina recovery.
Academic chapter/article/Conference paper
-
Cheraghi, Alireza;
Yoozbashizadeh, Hossein;
Safarian, Jafar.
(2019)
Gaseous reduction of manganese ores: A review and theoretical insight.
Mineral Processing and Extractive Metallurgy Review
Academic literature review
-
Cheraghi, Alireza;
Yoozbashizadeh, Hossein;
Ringdalen, Eli;
Safarian, Jafar.
(2019)
Kinetics and Mechanism of Low-Grade Manganese Ore Reduction by Natural Gas.
Metallurgical and Materials Transactions B
Academic article
-
Tangstad, Merete;
Safarian, Jafar;
Bao, Sarina;
Ringdalen, Eli;
Valderhaug, Aasgeir.
(2019)
Reaction Rates of 2SiO2+SiC=3SiO+CO in Pellets
at Elevated Temperatures.
Aspects in Mining & Mineral Science (AMMS)
Academic article
-
Jiao, Jianmeng;
Safarian, Jafar;
Grorud, Bettina;
Tangstad, Merete.
(2019)
High Temperature Interaction of Si-B Alloys with Graphite Crucible in Thermal Energy Storage Systems.
Materials
Academic article
-
Jiao, Jianmeng;
Grorud, Bettina;
Safarian, Jafar;
Tangstad, Merete.
(2019)
WETTABILITY OF MOLTEN Fe-Si-B ALLOY ON GRAPHITE, Al2O3,
AND h-BN SUBSTRATES.
Liquid Metal Processing & Casting Conference 2019
Academic anthology/Conference proceedings
-
Jiao, Jianmeng;
Grorud, Bettina;
Sindland, Caroline;
Safarian, Jafar;
Tang, Kai;
Sellevoll, Kathrine.
(2019)
The Use of Eutectic Fe-Si-B Alloy as a Phase Change Material in Thermal Energy Storage Systems.
Materials
Academic article
2018
-
Datas, Alejandro;
Cristobal, Ana Belen;
del Cañizo, Carlos;
Antolin, Elisa;
Beaughon, Michel;
Nikolopoulos, Nikolaos.
(2018)
AMADEUS: Next generation materials and solid state devices for ultra high temperature energy storage and conversion.
AIP Conference Proceedings
Academic article
-
Azof, Fabian Imanasa;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2018)
Characteristics of Calcium-Aluminate Slags and Pig Iron Produced from Smelting-Reduction of Low-Grade Bauxites.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar.
(2018)
Thermochemical Aspects of Boron and Phosphorus Distribution
Between Silicon and BaO-SiO2 and CaO-BaO-SiO2 slags.
Silicon
Academic article
-
Safarian, Jafar.
(2018)
Extraction of iron and ferrosilicon alloys from low grades bauxite ores.
Springer
Springer
Academic anthology/Conference proceedings
-
Cheraghi, Alireza;
Yoozbashizadeh, Hossein;
Safarian, Jafar.
(2018)
Chemical, microstructural, and phase changes of manganese ores in calcination and pre-reduction by natural gas.
The Southern African Institute of Mining and Metallurgy
Academic chapter/article/Conference paper
-
Murgau, Adrian;
Safarian, Jafar.
(2018)
Solar silicon production through metallurgical route and REC Solar advancements.
Norges teknisk-naturvitenskapelige universitet
Academic chapter/article/Conference paper
-
Polkowski, Wojciech;
Sobczak, Natalia;
Tangstad, Merete;
Safarian, Jafar;
Jiao, Jian Meng;
Grorud, Bettina.
(2018)
Silicon and silicon-boron alloys as phase change materials in thermal energy storage units.
Norges teknisk-naturvitenskapelige universitet
Academic chapter/article/Conference paper
2017
-
Hoseinpur, Arman;
Safarian, Jafar.
(2017)
Vacuum evaporation of aluminum from molten silicon.
NTNU
Report
-
Mengyi, Zhu;
Safarian, Jafar.
(2017)
Silicon purification by leaching.
NTNU
Report
-
Polkowski, Wojciech;
Sobczak, Natalia;
Nowak, Rafal;
Kudyba, Artur;
Bruzda, Grzegorz;
Polkowska, Adelajda.
(2017)
Wetting Behavior and Reactivity of Molten Silicon with h-BN Substrate at Ultrahigh Temperatures up to 1750 °C.
Journal of materials engineering and performance (Print)
Academic article
-
Espelien, Stine;
Tranell, Gabriella;
Safarian, Jafar.
(2017)
Effect of Magnesium Addition on Removal of Impurities from Silicon by Hydrometallurgical Treatment.
Springer
Academic chapter/article/Conference paper
-
Espelien, Stine;
Safarian, Jafar.
(2017)
Effect of acid leaching conditions on impurity removal from silicon doped by magnesium.
AIMS Energy
Academic article
-
Safarian, Jafar;
Espelien, Stine.
(2017)
Hydrometallurgical Purification of Magnesium-Doped Silicon by Different Acids.
WIP
Academic chapter/article/Conference paper
-
Sellæg, Hanne;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2017)
Iron Separation from Bauxite Through Smelting-Reduction Process.
Springer Publishing Company
Academic chapter/article/Conference paper
-
Safarian, Jafar;
Sanna, Claudio;
Tranell, Gabriella.
(2017)
Boron Removal from Silicon by Moisturized Gases.
WIP
Academic chapter/article/Conference paper
2016
-
Safarian, Jafar;
Kolbeinsen, Leiv.
(2016)
Smelting-reduction of bauxite for sustainable alumina production.
Academic chapter/article/Conference paper
-
Safarian, Jafar;
Kolbeinsen, Leiv.
(2016)
Sustainability in alumina production from bauxite.
Academic chapter/article/Conference paper
-
Safarian, Jafar;
Tranell, Gabriella.
(2016)
SILICON PURIFICATION THROUGH MAGNESIUM ADDITION AND ACID LEACHING.
WIP
Academic chapter/article/Conference paper
-
Safarian, Jafar;
Tang, Kai;
Olsen, Jan Erik;
Andersson, Stefan;
Tranell, Gabriella;
Hildal, Kjetil.
(2016)
Mechanisms and Kinetics of Boron Removal from Silicon by Humidified Hydrogen.
Metallurgical and Materials Transactions B
Academic article
2015
-
Safarian, Jafar;
Kolbeinsen, Leiv.
(2015)
Microscopic Study of Carbon Surfaces Interacting with High
Carbon Ferromanganese Slag.
Metallurgical and Materials Transactions B
Academic article
2014
-
Tang, Kai;
Løvvik, Ole Martin;
Safarian-Dastjerdi, Jafar;
Ma, Xiang;
Tangstad, Merete.
(2014)
Removal of Phosphorus in Metallurgical Silicon by Rare Earth Elements.
Metallurgical and Materials Transactions E
Academic article
-
Safarian-Dastjerdi, Jafar;
Tang, Kai;
Hildal, Kjetil;
Tranell, Gabriella.
(2014)
Boron Removal from Silicon by Humidified Gases.
Metallurgical and Materials Transactions E
Academic article
2013
-
Safarian, Jafar;
Engh, Thorvald Abel.
(2013)
Vacuum evaporation of pure metals.
Metallurgical and Materials Transactions A
Academic article
-
Safarian-Dastjerdi, Jafar;
Tranell, Gabriella;
Tangstad, Merete.
(2013)
Thermodynamic and Kinetic Behavior of B and Na Through the Contact of B-Doped Silicon with Na2O-SiO2 Slags.
Metallurgical and Materials Transactions B
Academic article
2012
-
Safarian, Jafar;
Kolbeinsen, Leiv;
Tangstad, Merete.
(2012)
Thermodynamic activities in silicon binary melts.
Journal of Materials Science
Academic article
-
Kadkhodabeigi, Mehdi;
Safarian-Dastjerdi, Jafar;
Tveit, Halvard;
Tangstad, Merete;
Johansen, Stein Tore.
(2012)
Removal of SiC particles from solar grade silicon melts by imposition of high frequency magnetic field.
Transactions of Nonferrous Metals Society of China
Academic article
-
Safarian-Dastjerdi, Jafar;
Tranell, Gabriella;
Tangstad, Merete.
(2012)
Processes for upgrading metallurgical grade silicon to solar grade silicon.
Energy Procedia
Academic article
-
Safarian, Jafar;
Tangstad, Merete.
(2012)
Vacuum refining of molten silicon.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar;
Tangstad, Merete.
(2012)
Kinetics and Mechanism of Phosphorus Removal from Silicon in Vacuum Induction Refining.
High Temperature Materials and Processes
Academic article
2011
-
Safarian, Jafar;
Kolbeinsen, Leiv;
Tangstad, Merete.
(2011)
Liquidus of Silicon Binary Systems.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar;
Tangstad, Merete.
(2011)
Phase diagram study of the Si-P system in Si-rich region.
Journal of Materials Research
Academic article
-
Zheng, Song-sheng;
Safarian, Jafar;
Seok, Seongho;
Kim, Sungwook;
Tangstad, Merete;
Luo, Xue-tao.
(2011)
Elimination of phosphorus vaporizing from molten silicon at finite reduced pressure.
Transactions of Nonferrous Metals Society of China
Academic article
2010
-
Safarian, Jafar;
Tangstad, Merete.
(2010)
Vacuum behaviour of the dissolved elements in molten silicon.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
2009
-
Safarian, Jafar;
Kolbeinsen, Leiv;
Tangstad, Merete;
Tranell, Gabriella.
(2009)
Kinetics and mechanism of the simultaneous carbothermic reduction of FeO and MnO from high-carbon ferromanganese slag.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar;
Tangstad, Merete.
(2009)
Wettability of silicon carbide by CaO-SiO2 slags.
Metallurgical and Materials Transactions B
Academic article
2008
-
Safarian-Dastjerdi, Jafar;
Kolbeinsen, Leiv.
(2008)
Kinetic of carbothermic reduction of MnO from high-carbon ferromanganese slag by graphite materials.
ISIJ International
Academic article
-
Safarian-Dastjerdi, Jafar;
Tranell, Gabriella;
Tangstad, Merete;
Kolbeinsen, Leiv;
Gaal, Sean;
Kaczorowski, Jakub.
(2008)
Reduction kinetics of MnO from high-carbon ferromanganese slags by carbonaceous materials in Ar and CO atmospheres.
Metallurgical and Materials Transactions B
Academic article
2007
-
Safarian, Jafar.
(2007)
Kinetics and mechanisms of reduction of MnO-containing silicate slags by selected forms of carbonaceous materials.
Doktoravhandlinger ved NTNU (235)
Doctoral dissertation
-
Tranell, Gabriella;
Gaal, Sean;
Lu, D.;
Tangstad, Merete;
Safarian Dastjerdi, Jaafar.
(2007)
Reduction kinetics of manganese oxide from HC FeMn slags.
Macmillan Publishers Ltd.
Academic chapter/article/Conference paper
-
Safarian Dastjerdi, Jaafar;
Kolbeinsen, Leiv;
Gaal, Sean;
Tranell, Gabriella.
(2007)
The effect of graphite properties on the rate of MnO reduction from high carbon ferromanganese slag.
Macmillan Publishers Ltd.
Academic chapter/article/Conference paper
2006
-
Safarian-Dastjerdi, Jafar;
Grong, Øystein;
Kolbeinsen, Leiv;
Olsen, Sverre E..
(2006)
A Process Model for the Carbothermic Reduction of MnO from High Carbon Ferromanganese - The Model.
ISIJ International
Academic article
Journal publications
-
Mubaiwa, Praise Tinotenda;
Garshol, Askh;
Azarov, Alexander;
Safarian, Jafar.
(2024)
Silicon Kerf Recovery via Acid Leaching Followed by Melting at Elevated Temperatures.
Recycling
Academic article
-
Zhu, Mengyi;
Safarian, Jafar;
Ilham Al Fariesy Irvansyah, Mochamad;
Sabatino, Marisa Di.
(2024)
Effect of Mg alloying and cooling rate on the microstructure of silicon.
Frontiers in Photonics
Academic article
-
Rasouli, Azam;
Kudyba, Artur;
Bruzda, Grzegorz;
Safarian, Jafar;
Tranell, Maria Gabriella.
(2024)
High-Temperature Reactive Wetting of Natural Quartz by Liquid Magnesium.
Materials
Academic article
-
Zhu, Mengyi;
Wu, Guixuan;
Tang, Kai;
Müller, Michael;
Safarian, Jafar.
(2024)
Combined silicon refining for boron removal and Si-Kerf recycling using K2O-CaO-SiO2 slags.
Chemical Engineering Journal
Academic article
-
Kar, Manish Kumar;
Eijk, Casper van der;
Safarian, Jafar.
(2024)
The Effect of Composition and Temperature on the Hydrogen Reduction Behavior of Sintered Pellets of Bauxite Residue-Lime Mixtures.
Journal of Sustainable Metallurgy
Academic article
-
Rasouli, Azam;
Kuhn, Raphael;
Lai, Samson Yuxiu;
Safarian, Jafar;
Tranell, Maria Gabriella.
(2024)
Silane Gas Production Through Hydrolysis of Magnesium Silicide by Hydrochloric Acid.
Journal of Sustainable Metallurgy
Academic article
-
Kar, Manish Kumar;
Safarian, Jafar.
(2024)
High-temperature heat treatment of hydrogen-reduced bauxite residue-calcite pellets for iron particles growth and separationTraitement thermique à haute température de boulettes de résidus de bauxite et calcite réduites à l’hydrogène pour la croissance et la séparation des particules de fer.
Canadian metallurgical quarterly
Academic article
-
Zhu, Mengyi;
Philipson, Harald;
Blandhol, Kjell;
Djupvik, Veronika;
Engvoll, Krister;
Safarian, Jafar.
(2024)
Pilot-Scale Aluminothermic Production of Silicon Alloy and Alumina-Rich Slag.
ACS Sustainable Chemistry and Engineering
Academic article
-
Kar, Manish Kumar;
Zhu, Mengyi;
Safarian, Jafar.
(2024)
Iron enrichment and alumina recovery from bauxite residue through hydrogen reduction followed by alkaline leaching and CaO circulation.
Canadian metallurgical quarterly
Academic article
-
Sarkar, Alok;
Schanche, Trygve Lindahl;
Wallin, Bogg Maria Elisabeth;
Safarian, Jafar.
(2024)
Evaluating the Reaction Kinetics on the H2 Reduction of a Manganese Ore at Elevated Temperatures.
Journal of Sustainable Metallurgy
Academic article
-
Kar, Manish Kumar;
Zhu, Mengyi;
Safarian, Jafar.
(2023)
Comparative kinetics study of different iron-containing pellets with hydrogen at isothermal conditions.
Journal of Materials Research and Technology (JMR&T)
Academic article
-
Kar, Manish Kumar;
Hassanzadeh, Ahmad;
Eijk, Casper van der;
Kowalczuk, Przemyslaw Boguslaw;
Aasly, Kurt;
Safarian, Jafar.
(2023)
Properties of self-hardened CaO-added bauxite residue pellets, and their behavior in hydrogen reduction followed by leaching and magnetic separation for iron and alumina recovery.
International Journal of Hydrogen Energy
Academic article
-
Kar, Manish Kumar;
Hassanzadeh, Ahmad;
Eijk, Casper van der;
Safarian, Jafar.
(2023)
Comparative Study of Hydrogen Reduction of Bauxite Residue-Calcium Sintered and Self-Hardened Pellets Followed by Magnetic Separation for Iron Recovery.
Mining, Metallurgy & Exploration (MME)
Academic article
-
Sarkar, Alok;
Schanche, Trygve Lindahl;
Safarian, Jafar.
(2023)
Isothermal Pre-Reduction Behavior of Nchwaning Manganese Ore in H2 Atmosphere .
MDPI Materials Proceedings
Academic article
-
Zhu, Mengyi;
Safarian, Jafar.
(2023)
Alumina Production from CaO-Al2O3-SiO2 Slag Produced in SisAl Process.
The International Committee for Study of Bauxite, Alumina & Aluminium Conference Proceedings
Academic article
-
Kar, Manish Kumar;
Eijk, Casper van der;
Safarian, Jafar.
(2023)
Kinetics Study on the Hydrogen Reduction of Bauxite Residue-Calcite Sintered Pellets at Elevated Temperature.
Metals
Academic article
-
Tang, Kai;
Rasouli, Azam;
Safarian, Jafar;
Ma, Xiang;
Tranell, Maria Gabriella.
(2023)
Magnesiothermic Reduction of Silica: A Machine Learning Study.
Materials
Academic article
-
Hassanzadeh, Ahmad;
Kar, Manish Kumar;
Safarian, Jafar;
Kowalczuk, Przemyslaw Boguslaw.
(2023)
An Investigation on Reduction of Calcium Added Bauxite Residue Pellets by Hydrogen and Iron Recovery through Physical Separation Methods.
Metals
Academic article
-
Kar, Manish Kumar;
Safarian, Jafar.
(2023)
Characteristics of Bauxite Residue–Limestone Pellets as Feedstock for Fe and Al<inf>2</inf>O<inf>3</inf> Recovery.
Processes
Academic article
-
Hoseinpur Kermani, Arman;
Tang, Kai;
Ulyashin, Alexander;
Palitzch, Wolfram;
Safarian, Jafar.
(2023)
Toward the recovery of solar silicon from end-of-life PVs by
vacuum refining.
Solar Energy Materials and Solar Cells
Academic article
-
Safarian, Jafar;
Eini, Ariel Skaug;
Pedersen, Markus Antonius Elinsønn;
Haghdani, Shokouh.
(2023)
The Effect of Process Conditions on Sulfuric Acid Leaching of Manganese Sludge.
Materials
Academic article
-
Hoseinpur Kermani, Arman;
Sergeev, Dmitry;
Müller, Michael;
Safarian, Jafar.
(2022)
On the phosphorus evaporation from liquid silicon by Knudsen effusion mass spectrometry
.
Metallurgical and Materials Transactions B
Academic article
-
Hoseinpur Kermani, Arman;
Andersson, Stefan;
Müller, Michael;
Tang, Kai;
Safarian, Jafar.
(2022)
Boron Removal from Silicon Melt by gas Blowing Technique.
High Temperature Materials and Processes
Academic article
-
Rasouli, Azam;
Herstad, Karl Edvin;
Safarian, Jafar;
Tranell, Gabriella.
(2022)
Magnesiothermic Reduction of Natural Quartz.
Metallurgical and Materials Transactions B
Academic article
-
Tang, Kai;
Eijk, Casper van der;
Gouttebroze, Sylvain;
Du, Qiang;
Safarian, Jafar;
Tranell, Gabriella.
(2022)
Rheological properties of Al2O3–CaO–SiO2 slags.
Calphad
Academic article
-
Kudyba, Artur;
Safarian, Jafar.
(2022)
Manganese and Aluminium Recovery from Ferromanganese Slag and Al White Dross by a High Temperature Smelting-Reduction Process.
Materials
Academic article
-
Cheraghi, Alireza;
Yoozbashizadeh, Hossein;
Safarian, Jafar.
(2022)
Carburization of Manganese Oxide Sources by Natural Gas.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar.
(2022)
A sustainable process to produce manganese and its alloys through hydrogen and aluminothermic reduction.
Processes
Academic article
-
Jiao, Jian Meng;
Safarian, Jafar;
Tangstad, Merete.
(2022)
The Use of Fe-26Si-9B Alloy as Phase Change Material in Si<inf>3</inf>N<inf>4</inf> Container.
Crystals
Academic article
-
Zhu, Mengyi;
Arntsen, Anne Sofie;
Safarian, Jafar.
(2022)
Silicon Recovery Via the Acid Leaching of a Si-Ca-Al Alloy Produced by the SisAl Process.
Proceedings of the Silicon for the Chemical & Solar Industry XVI
Academic article
-
Mwase, James;
Safarian, Jafar.
(2022)
Desilication of Sodium Aluminate Solutions from the Alkaline Leaching of Calcium-Aluminate Slags.
Processes
Academic article
-
Brustad, Ole Kristian;
Låstad, Jonas;
Hoseinpur Kermani, Arman;
Safarian, Jafar.
(2022)
Characterization, Calcination and Pre-Reduction of Polymetallic Manganese Nodules by Hydrogen and Methane
.
Metals
Academic article
-
Mwase, James;
Safarian, Jafar;
Vafeias, Michalis;
Marinos, Danai;
Panias, Dimitrios.
(2022)
Investigating Aluminum Tri-Hydroxide Production from
Sodium Aluminate Solutions in the Pedersen Process.
Processes
Academic article
-
Kar, Manish Kumar;
Safarian, Jafar;
Eijk, Casper van der.
(2022)
Hydrogen Reduction of High Temperature Sintered and Self- Hardened Pellets of Bauxite Residue produced via the Addition of Limestone and Quicklime.
The International Committee for Study of Bauxite, Alumina & Aluminium Conference Proceedings
Academic article
-
Rasouli, Azam;
Tsoutsouva, Maria;
Safarian, Jafar;
Tranell, Gabriella.
(2022)
Kinetics of Magnesiothermic Reduction of Natural Quartz.
Materials
Academic article
-
Mwase, James Malumbo;
Vafeias, Michail;
Marinos, Danai;
Dimitrios, Panias;
Safarian, Jafar.
(2022)
Investigating Aluminum Tri-Hydroxide Production from Sodium Aluminate Solutions in the Pedersen Process.
Processes
Academic article
-
Skibelid, Olivia Bogen;
Velle, Sander Ose;
Vollan, Frida;
Eijk, Casper van der;
Hoseinpur Kermani, Arman;
Safarian, Jafar.
(2022)
Isothermal Hydrogen Reduction of a Lime-Added Bauxite Residue Agglomerate at Elevated Temperatures for Iron and Alumina Recovery.
Materials
Academic article
-
Lazou, Adamantia;
Eijk, Casper van der;
Tang, Kai;
Balomenos, Efthymios;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2021)
The Utilization of Bauxite Residue with a Calcite-Rich Bauxite Ore in the Pedersen Process for Iron and Alumina Extraction.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar.
(2021)
Duplex Process to Produce Ferromanganese and Direct Reduced Iron by Natural Gas.
ACS Sustainable Chemistry and Engineering
Academic article
-
Kudyba, Artur;
Akhtar, Shahid;
Johansen, Inge;
Safarian, Jafar.
(2021)
Aluminothermic reduction of manganese oxide from selected mno-containing slags.
Materials
Academic article
-
Jiao, Jianmeng;
Tang, Kai;
Safarian, Jafar;
Grorud, Bettina;
Sellevoll, Kathrine;
Tangstad, Merete.
(2021)
High temperature interaction between Si–B alloys and Si3N4.
Ceramics International
Academic article
-
Zhu, Mengyi;
Wu, Guixuan;
Azarov, Alexander;
Monakhov, Eduard;
Tang, Kai;
Müller, Michael.
(2021)
Effects of La2O3 Addition into CaO-SiO2 Slag: Structural Evolution and Impurity Separation from Si-Sn Alloy.
Metallurgical and Materials Transactions B
Academic article
-
Hoseinpur Kermani, Arman;
Andersson, Stefan;
Tang, Kai;
Safarian, Jafar.
(2021)
Selective Vacuum Evaporation by the Control of the Chemistry of Gas Phase in Vacuum Refining of Si
.
Langmuir
Academic article
-
Zhu, Mengyi;
Yue, Shengying;
Wu, Guixuan;
Tang, Kai;
Xu, Yijiang;
Safarian, Jafar.
(2021)
P removal from Si by Si-Ca-Al alloying-leaching refining: Effect of Al and the CaAl2Si2 phase.
Separation and Purification Technology
Academic article
-
Kudyba, Artur;
Akhtar, Shahid;
Johansen, Inge;
Safarian, Jafar.
(2021)
Valorization of aluminum dross with copper via high temperature melting to produce al-cu alloys.
Materials
Academic article
-
Goso, Xolisa;
Petersen, Jochen;
Tangstad, Merete;
Safarian, Jafar.
(2021)
Beneficiation of fluxed titaniferous slag to a marketable titania product using the modified upgraded slag process.
Mineral Processing and Extractive Metallurgy: Transactions of the Institute of Mining and Metallurgy
Academic article
-
Lazou, Adamantia;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2021)
Evaluation of Calcium Aluminate Slags and Pig Irons Produced from the Smelting-Reduction of Diasporic Bauxite.
Materials
Academic article
-
Kudyba, Artur;
Akhtar, Shahid;
Johansen, Inge;
Safarian, Jafar.
(2021)
Aluminum Recovery from White Aluminum Dross by a Mechanically Activated Phase Separation and Remelting Process.
JOM
Academic article
-
Salehi, Hossein;
Seim, Stian;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2021)
Phase Transitions and Microstructural Changes During Oxidation and Reduction of a Weathered Ilmenite Concentrate.
Mining, Metallurgy & Exploration (MME)
Academic article
-
Zhu, Mengyi;
Wan, Di;
Tang, Kai;
Safarian, Jafar.
(2020)
Impurity removal from Si by Si-Ca-Mg ternary alloying-leaching system.
Materials & design
Academic article
-
Cheraghi, Alireza;
Becker, Hanka;
Eftekhari, Hosna;
Yoozbashizadeh, Hossein;
Safarian, Jafar.
(2020)
Characterization and calcination behavior of a low-grade manganese ore.
Materials Today Communications
Academic article
-
Hoseinpur Kermani, Arman;
Safarian, Jafar.
(2020)
Vacuum refining of silicon at ultra-high tempratures.
Vacuum
Academic article
-
Lazou, Adamantia;
Eijk, Casper van der;
Balomenos, Efthymios;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2020)
On the Direct Reduction Phenomena of Bauxite Ore Using H2 Gas in a Fixed Bed Reactor.
Journal of Sustainable Metallurgy
Academic article
-
Hu, Kai;
Tang, Kai;
Lv, Xuewei;
Safarian, Jafar;
Yan, Zhiming;
Song, Bing.
(2020)
Modeling Viscosity of High Titania Slag.
Metallurgical and Materials Transactions B
Academic article
-
Azof, Fabian Imanasa;
Tang, Kai;
You, Jinglin;
Safarian, Jafar.
(2020)
Synthesis and Characterization of 12CaO·7Al2O3 Slags: The Effects of Impurities and Atmospheres on the Phase Relations.
Metallurgical and Materials Transactions B
Academic article
-
Zhu, Mengyi;
Shengying, Yue;
Tang, Kai;
Safarian, Jafar.
(2020)
New Insights into Silicon Purification by Alloying-Leaching Refining: A Comparative Study of Mg-Si, Ca-Si, and Ca-Mg-Si Systems.
ACS Sustainable Chemistry and Engineering
Academic article
-
Zhu, Mengyi;
Azarov, Alexander;
Monakhov, Eduard;
Tang, Kai;
Safarian, Jafar.
(2020)
Phosphorus separation from metallurgical-grade silicon by magnesium alloying and acid leaching.
Separation and Purification Technology
Academic article
-
Azof, Fabian Imanasa;
Safarian, Jafar.
(2020)
Leaching kinetics and mechanism of slag produced from smelting-reduction of bauxite for alumina recovery.
Hydrometallurgy
Academic article
-
Jiao, Jian Meng;
Grorud, Bettina;
Safarian, Jafar;
Tangstad, Merete.
(2020)
The Use of Si-B Alloys in Thermal Energy Storage System.
Journal of Physics: Conference Series (JPCS)
Academic article
-
Azof, Fabian Imanasa;
Yang, Yongxiang;
Panias, Dimitrios;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2019)
Leaching characteristics and mechanism of the synthetic calcium-aluminate slags for alumina recovery.
Hydrometallurgy
Academic article
-
Azof, Fabian Imanasa;
Vafeias, Michail;
Panias, Dimitrios;
Safarian, Jafar.
(2019)
The leachability of a ternary CaO-Al2O3-SiO2 slag produced from smelting-reduction of low-grade bauxite for alumina recovery.
Hydrometallurgy
Academic article
-
Hoseinpur Kermani, Arman;
Tang, Kai;
Safarian, Jafar.
(2019)
Kinetic study of vacuum evaporation of elements from ternary melts; case of dilute solution of P in Si-Al melts
.
Separation and Purification Technology
Academic article
-
Hoseinpur Kermani, Arman;
Safarian, Jafar.
(2019)
Mechanisms of graphite crucible degradation in contact with Si–Al melts at high temperatures and vacuum conditions
.
Vacuum
Academic article
-
Cheraghi, Alireza;
Yoozbashizadeh, Hossein;
Safarian, Jafar.
(2019)
Gaseous reduction of manganese ores: A review and theoretical insight.
Mineral Processing and Extractive Metallurgy Review
Academic literature review
-
Cheraghi, Alireza;
Yoozbashizadeh, Hossein;
Ringdalen, Eli;
Safarian, Jafar.
(2019)
Kinetics and Mechanism of Low-Grade Manganese Ore Reduction by Natural Gas.
Metallurgical and Materials Transactions B
Academic article
-
Tangstad, Merete;
Safarian, Jafar;
Bao, Sarina;
Ringdalen, Eli;
Valderhaug, Aasgeir.
(2019)
Reaction Rates of 2SiO2+SiC=3SiO+CO in Pellets
at Elevated Temperatures.
Aspects in Mining & Mineral Science (AMMS)
Academic article
-
Jiao, Jianmeng;
Safarian, Jafar;
Grorud, Bettina;
Tangstad, Merete.
(2019)
High Temperature Interaction of Si-B Alloys with Graphite Crucible in Thermal Energy Storage Systems.
Materials
Academic article
-
Jiao, Jianmeng;
Grorud, Bettina;
Sindland, Caroline;
Safarian, Jafar;
Tang, Kai;
Sellevoll, Kathrine.
(2019)
The Use of Eutectic Fe-Si-B Alloy as a Phase Change Material in Thermal Energy Storage Systems.
Materials
Academic article
-
Datas, Alejandro;
Cristobal, Ana Belen;
del Cañizo, Carlos;
Antolin, Elisa;
Beaughon, Michel;
Nikolopoulos, Nikolaos.
(2018)
AMADEUS: Next generation materials and solid state devices for ultra high temperature energy storage and conversion.
AIP Conference Proceedings
Academic article
-
Azof, Fabian Imanasa;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2018)
Characteristics of Calcium-Aluminate Slags and Pig Iron Produced from Smelting-Reduction of Low-Grade Bauxites.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar.
(2018)
Thermochemical Aspects of Boron and Phosphorus Distribution
Between Silicon and BaO-SiO2 and CaO-BaO-SiO2 slags.
Silicon
Academic article
-
Polkowski, Wojciech;
Sobczak, Natalia;
Nowak, Rafal;
Kudyba, Artur;
Bruzda, Grzegorz;
Polkowska, Adelajda.
(2017)
Wetting Behavior and Reactivity of Molten Silicon with h-BN Substrate at Ultrahigh Temperatures up to 1750 °C.
Journal of materials engineering and performance (Print)
Academic article
-
Espelien, Stine;
Safarian, Jafar.
(2017)
Effect of acid leaching conditions on impurity removal from silicon doped by magnesium.
AIMS Energy
Academic article
-
Safarian, Jafar;
Tang, Kai;
Olsen, Jan Erik;
Andersson, Stefan;
Tranell, Gabriella;
Hildal, Kjetil.
(2016)
Mechanisms and Kinetics of Boron Removal from Silicon by Humidified Hydrogen.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar;
Kolbeinsen, Leiv.
(2015)
Microscopic Study of Carbon Surfaces Interacting with High
Carbon Ferromanganese Slag.
Metallurgical and Materials Transactions B
Academic article
-
Tang, Kai;
Løvvik, Ole Martin;
Safarian-Dastjerdi, Jafar;
Ma, Xiang;
Tangstad, Merete.
(2014)
Removal of Phosphorus in Metallurgical Silicon by Rare Earth Elements.
Metallurgical and Materials Transactions E
Academic article
-
Safarian-Dastjerdi, Jafar;
Tang, Kai;
Hildal, Kjetil;
Tranell, Gabriella.
(2014)
Boron Removal from Silicon by Humidified Gases.
Metallurgical and Materials Transactions E
Academic article
-
Safarian, Jafar;
Engh, Thorvald Abel.
(2013)
Vacuum evaporation of pure metals.
Metallurgical and Materials Transactions A
Academic article
-
Safarian-Dastjerdi, Jafar;
Tranell, Gabriella;
Tangstad, Merete.
(2013)
Thermodynamic and Kinetic Behavior of B and Na Through the Contact of B-Doped Silicon with Na2O-SiO2 Slags.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar;
Kolbeinsen, Leiv;
Tangstad, Merete.
(2012)
Thermodynamic activities in silicon binary melts.
Journal of Materials Science
Academic article
-
Kadkhodabeigi, Mehdi;
Safarian-Dastjerdi, Jafar;
Tveit, Halvard;
Tangstad, Merete;
Johansen, Stein Tore.
(2012)
Removal of SiC particles from solar grade silicon melts by imposition of high frequency magnetic field.
Transactions of Nonferrous Metals Society of China
Academic article
-
Safarian-Dastjerdi, Jafar;
Tranell, Gabriella;
Tangstad, Merete.
(2012)
Processes for upgrading metallurgical grade silicon to solar grade silicon.
Energy Procedia
Academic article
-
Safarian, Jafar;
Tangstad, Merete.
(2012)
Vacuum refining of molten silicon.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar;
Tangstad, Merete.
(2012)
Kinetics and Mechanism of Phosphorus Removal from Silicon in Vacuum Induction Refining.
High Temperature Materials and Processes
Academic article
-
Safarian, Jafar;
Kolbeinsen, Leiv;
Tangstad, Merete.
(2011)
Liquidus of Silicon Binary Systems.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar;
Tangstad, Merete.
(2011)
Phase diagram study of the Si-P system in Si-rich region.
Journal of Materials Research
Academic article
-
Zheng, Song-sheng;
Safarian, Jafar;
Seok, Seongho;
Kim, Sungwook;
Tangstad, Merete;
Luo, Xue-tao.
(2011)
Elimination of phosphorus vaporizing from molten silicon at finite reduced pressure.
Transactions of Nonferrous Metals Society of China
Academic article
-
Safarian, Jafar;
Kolbeinsen, Leiv;
Tangstad, Merete;
Tranell, Gabriella.
(2009)
Kinetics and mechanism of the simultaneous carbothermic reduction of FeO and MnO from high-carbon ferromanganese slag.
Metallurgical and Materials Transactions B
Academic article
-
Safarian, Jafar;
Tangstad, Merete.
(2009)
Wettability of silicon carbide by CaO-SiO2 slags.
Metallurgical and Materials Transactions B
Academic article
-
Safarian-Dastjerdi, Jafar;
Kolbeinsen, Leiv.
(2008)
Kinetic of carbothermic reduction of MnO from high-carbon ferromanganese slag by graphite materials.
ISIJ International
Academic article
-
Safarian-Dastjerdi, Jafar;
Tranell, Gabriella;
Tangstad, Merete;
Kolbeinsen, Leiv;
Gaal, Sean;
Kaczorowski, Jakub.
(2008)
Reduction kinetics of MnO from high-carbon ferromanganese slags by carbonaceous materials in Ar and CO atmospheres.
Metallurgical and Materials Transactions B
Academic article
-
Safarian-Dastjerdi, Jafar;
Grong, Øystein;
Kolbeinsen, Leiv;
Olsen, Sverre E..
(2006)
A Process Model for the Carbothermic Reduction of MnO from High Carbon Ferromanganese - The Model.
ISIJ International
Academic article
Books
-
Jiao, Jianmeng;
Grorud, Bettina;
Safarian, Jafar;
Tangstad, Merete.
(2019)
WETTABILITY OF MOLTEN Fe-Si-B ALLOY ON GRAPHITE, Al2O3,
AND h-BN SUBSTRATES.
Liquid Metal Processing & Casting Conference 2019
Academic anthology/Conference proceedings
-
Safarian, Jafar.
(2018)
Extraction of iron and ferrosilicon alloys from low grades bauxite ores.
Springer
Springer
Academic anthology/Conference proceedings
Part of book/report
-
Zhu, Mengyi;
Safarian, Jafar.
(2024)
Determining the properties of CaO-Al2O3-SiO2 slag system from molecular dynamics simulation.
The Australasian Institute of Mining and Metallurgy
Academic chapter/article/Conference paper
-
Tranell, Gabriella;
Safarian, Jafar;
Wallin, Maria.
(2020)
SisAl – A New Process for Production of Silicon.
Norges teknisk-naturvitenskapelige universitet
Academic chapter/article/Conference paper
-
Zhu, Mengyi;
Tang, Kai;
Safarian, Jafar.
(2020)
The effect of Ti and Y addition on the microstructure and leaching purification of Ca-alloyed metallurgical silicon.
Academic chapter/article/Conference paper
-
Azof, Fabian Imanasa;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2019)
Kinetics of the leaching of alumina-containing slag for alumina recovery.
Academic chapter/article/Conference paper
-
Cheraghi, Alireza;
Yoozbashizadeh, Hossein;
Safarian, Jafar.
(2018)
Chemical, microstructural, and phase changes of manganese ores in calcination and pre-reduction by natural gas.
The Southern African Institute of Mining and Metallurgy
Academic chapter/article/Conference paper
-
Murgau, Adrian;
Safarian, Jafar.
(2018)
Solar silicon production through metallurgical route and REC Solar advancements.
Norges teknisk-naturvitenskapelige universitet
Academic chapter/article/Conference paper
-
Polkowski, Wojciech;
Sobczak, Natalia;
Tangstad, Merete;
Safarian, Jafar;
Jiao, Jian Meng;
Grorud, Bettina.
(2018)
Silicon and silicon-boron alloys as phase change materials in thermal energy storage units.
Norges teknisk-naturvitenskapelige universitet
Academic chapter/article/Conference paper
-
Espelien, Stine;
Tranell, Gabriella;
Safarian, Jafar.
(2017)
Effect of Magnesium Addition on Removal of Impurities from Silicon by Hydrometallurgical Treatment.
Springer
Academic chapter/article/Conference paper
-
Safarian, Jafar;
Espelien, Stine.
(2017)
Hydrometallurgical Purification of Magnesium-Doped Silicon by Different Acids.
WIP
Academic chapter/article/Conference paper
-
Sellæg, Hanne;
Kolbeinsen, Leiv;
Safarian, Jafar.
(2017)
Iron Separation from Bauxite Through Smelting-Reduction Process.
Springer Publishing Company
Academic chapter/article/Conference paper
-
Safarian, Jafar;
Sanna, Claudio;
Tranell, Gabriella.
(2017)
Boron Removal from Silicon by Moisturized Gases.
WIP
Academic chapter/article/Conference paper
-
Safarian, Jafar;
Kolbeinsen, Leiv.
(2016)
Smelting-reduction of bauxite for sustainable alumina production.
Academic chapter/article/Conference paper
-
Safarian, Jafar;
Kolbeinsen, Leiv.
(2016)
Sustainability in alumina production from bauxite.
Academic chapter/article/Conference paper
-
Safarian, Jafar;
Tranell, Gabriella.
(2016)
SILICON PURIFICATION THROUGH MAGNESIUM ADDITION AND ACID LEACHING.
WIP
Academic chapter/article/Conference paper
-
Safarian, Jafar;
Tangstad, Merete.
(2010)
Vacuum behaviour of the dissolved elements in molten silicon.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
-
Tranell, Gabriella;
Gaal, Sean;
Lu, D.;
Tangstad, Merete;
Safarian Dastjerdi, Jaafar.
(2007)
Reduction kinetics of manganese oxide from HC FeMn slags.
Macmillan Publishers Ltd.
Academic chapter/article/Conference paper
-
Safarian Dastjerdi, Jaafar;
Kolbeinsen, Leiv;
Gaal, Sean;
Tranell, Gabriella.
(2007)
The effect of graphite properties on the rate of MnO reduction from high carbon ferromanganese slag.
Macmillan Publishers Ltd.
Academic chapter/article/Conference paper
Report
-
Lazou, Adamantia;
Safarian, Jafar.
(2021)
Acid leaching of Mn-sludge.
Norges teknisk-naturvitenskapelige universitet
Norges teknisk-naturvitenskapelige universitet
Report
-
Hoseinpur, Arman;
Safarian, Jafar.
(2017)
Vacuum evaporation of aluminum from molten silicon.
NTNU
Report
-
Mengyi, Zhu;
Safarian, Jafar.
(2017)
Silicon purification by leaching.
NTNU
Report
-
Safarian, Jafar.
(2007)
Kinetics and mechanisms of reduction of MnO-containing silicate slags by selected forms of carbonaceous materials.
Doktoravhandlinger ved NTNU (235)
Doctoral dissertation
Teaching
Courses
Outreach
2024
-
Academic lectureSarkar, Alok; Schanche, Trygve Lindahl; Wallin, Bogg Maria Elisabeth; Safarian, Jafar. (2024) Kinetics study on the H2 reduction of Nchwaning manganese ore at elevated temperatures. The Chinese Society for Metals, China Ferroalloy Industry INFACON XVII , Beijing 2024-09-18 - 2024-09-22
2023
-
Academic lectureZhu, Mengyi; Safarian, Jafar. (2023) Alumina Production from CaO-Al2O3-SiO2 Slag Produced in SisAl Process. 41st International ICSOBA Conference 2023-11-05 - 2023-11-09
2022
-
Academic lectureZhu, Mengyi; Safarian, Jafar. (2022) Acid leaching for high purity Si production from the innovative SisAl process. HydroMetEC International Seminar 2022-11-23 - 2022-11-24
-
LectureZhu, Mengyi; Safarian, Jafar. (2022) Purification of silicon produced through the SisAl process by acid leaching. NTNU Refining and Recycling of Solar Silicon Seminar , Trondheim 2022-11-04 - 2022-11-04
-
Academic lectureZhu, Mengyi; Safarian, Jafar. (2022) Silicon purification via acid leaching. NTNU SINTEF Hypros Gemini Center Hydrometallurgy Seminar , Trondheim 2022-11-08 - 2022-11-08
-
LectureZhu, Mengyi; Arntsen, Anne Sofie; Safarian, Jafar. (2022) Silicon Recovery Via the Acid Leaching of a Si-Ca-Al Alloy Produced by the SisAl Process. NTNU Silicon for the Chemical & Solar Industry XVI , Online 2022-06-14 - 2022-06-16
-
Academic lectureHoseinpur Kermani, Arman; Friborg, Per Ivar; Eijk, Casper van der; Safarian, Jafar. (2022) High temperature hydrogen reduction of bauxite residue for Iron recovery. METSOC 2022 2022-08-21 - 2022-08-24
2021
-
Academic lectureHoseinpur Kermani, Arman; Safarian, Jafar. (2021) Applications of metallurgical methods in production and recovery of Silicon. SINTEF SOLAR ENERGY Webinar- Promoting a circular economy in the solar photovoltaic value chain 2021-05-07 - 2021-05-07
-
Academic lectureZhu, Mengyi; Wu, Guixuan; Safarian, Jafar. (2021) Effect of La2O3 Addition to CaO-SiO2 Slag on B and P Removal from Sn-doped Si for Solar-Grade Silicon Production. The 11th International Conference on Molten Slags, Fluxes, and Salts , Virtual 2021-02-21 - 2021-02-25
-
Academic lectureHoseinpur Kermani, Arman; Safarian, Jafar. (2021) Boron removal from Si by gas blowing technique . European union Eurpean Solar cell sectror conference , online 2021-09-06 - 2021-09-10
-
Academic lectureAzarov, Alexander; Hoseinpur, Arman; Safarian, Jafar; Monakhov, Eduard. (2021) Impurity analysis in Al-Si alloys by SIMS: the role of the primary beam. Norwegian Solar Cell Conference 2021 2021-11-01 - 2021-11-02
-
Academic lectureMwase, James; Safarian, Jafar. (2021) Production of Aluminium Tri-hydroxides from Secondary Bauxite Materials. GDMB Gesellschaft der Metallurgen und Bergleute e. V. EMC 2021 European Metallurgical Conference, Virtual Conference , Virtual 2021-07-27 - 2021-07-30
2020
-
Academic lectureMwase, James; Safarian, Jafar. (2020) Investigating the leaching, desilication and precipitation of aluminium tri-hydroxides from a bauxite residue-bauxite by-product slag. ICSOBA International ICSOBA Conference, Virtual Conference , Virtual 2020-11-16 - 2020-11-18
-
Academic lectureSalehi, Hossein; Seim, Stian; Kolbeinsen, Leiv; Safarian, Jafar. (2020) Phase transitions and microstructural changes during oxidation and reduction of a weathered ilmenite concentrate. Proceedings of the 59th Conference of Metallurgists, COM 2020 , Toronto 2020-10-14 - 2020-10-15
-
Academic lectureHoseinpur Kermani, Arman; Tranell, Gabriella; Safarian, Jafar. (2020) Phosphorus and Boron removal from Si by vacuum and gas refining processes. NTNU Silicon for chemical and solar industry XV , Trondheim, Norway, June 15-18 2020-06-15 - 2020-06-18
-
Academic lectureZhu, Mengyi; Tang, Kai; Safarian, Jafar. (2020) The effect of Ti and Y addition on the microstructure and leaching purification of Ca- alloyed metallurgical silicon. Silicon for the Chemical and Solar Industry XV 2020-06-14 - 2020-06-16
2019
-
Academic lectureLazou, Adamantia; Eijk, Casper van der; Safarian, Jafar. (2019) Smelting reduction of bauxite residue and beneficiation by-product in view of a leachable slag and pig Iron production. 10th European Metallurgical Conference, EMC 2019 , Dusseldorf 2019-06-23 - 2019-06-26
-
Academic lectureZhu, Mengyi; Safarian, Jafar. (2019) Elements behavior in solidification of Mg-doped silicon and their removal in acid leaching. Norwegian Solar Cell Conference 2019 2019-05-20 - 2019-05-21
2018
-
PosterHoseinpur Kermani, Arman; Safarian, Jafar. (2018) Phosphorus removal from Al doped Silicon by vacuum refining . EUPVSEC 2018 2018-09-26 - 2018-09-30
-
Academic lectureAzof, Fabian Imanasa; Safarian, Jafar. (2018) Leaching Characteristics of CaO-Al2O3-SiO2 Slag Produced from Smelting-Reduction of Low-Grade Bauxite. Department of Materials Science and Engineering, NTNU Friday Seminar , Trondheim 2018-10-05 - 2018-10-05
-
PosterSafarian, Jafar. (2018) Phosphorus removal from Al-doped silicon by vacuum refining . EU OVSEC 2018 2018-09-25 - 2018-09-28
-
PosterZhu, Mengyi; Murgau, Adrian; Safarian, Jafar. (2018) Effects of Magnesium-doping on silicon leaching for solar grade feedstock production. 35th European Photovoltaic Solar Energy Conference and Exhibition 2018-09-24 - 2018-09-28
-
Academic lectureZhu, Mengyi; Safarian, Jafar. (2018) Hydrochloric acid leaching of Mg-doped Si for solar grade feedstock production. Norwegian Solar Cell Conference 2018 , Son 2018-05-02 - 2018-05-04
-
Academic lectureHoseinpur Kermani, Arman; Safarian, Jafar; Tranell, Gabriella. (2018) Effect of ultra-high temperatures on phosphorus refining from Si in vacuum process. Norwegian Solar Cell Conference 2018 2018-04-01 - 2018-04-03
-
Academic lecturePolkowski, Wojciech; Sobczak, Natalia; Tangstad, Merete; Safarian, Jafar; Jiao, Jianmeng; Grorud, Bettina. (2018) Silicon and silicon-boron alloys as phase change materials in thermal storage units. Silicon for the Chemical and Solar Industry XIV , Svolvær 2018-06-11 - 2018-06-14
2017
-
Academic lectureSafarian, Jafar. (2017) Metallurgical processes for solar grade silicon feedstock production . IFE Norwegian Solar Cell Conference 2017 , Son 2017-05-09 - 2017-05-10
-
LectureAzof, Fabian Imanasa; Kolbeinsen, Leiv; Safarian, Jafar. (2017) The Leachability of Calcium Aluminate Phases in Slags for the Extraction of Alumina. ICSOBA 35th International Conference and Exhibition of ICSOBA , Hamburg 2017-10-02 - 2017-10-05
-
Academic lectureSafarian, Jafar. (2017) Sustainable Production of Alumina through Iron Separation by Smelting-Reduction of Bauxite. GDMB European Metallurgical Conference 2017 , Leipzig, Germany 2017-06-25 - 2017-06-28
-
Academic lectureSafarian, Jafar. (2017) Production of solar grade silicon through metallurgical processes . BIT Group Global Ltd BIT’s 3rd Annual World Congress of Smart Materials , Bangkok, Thailand 2017-03-16 - 2018-03-18
2016
-
Academic lectureRingdalen, Eli; Tangstad, Merete; Safarian, Jafar; Valderhaug, Aasgeir Mikael. (2016) Interaction of molten silica with silicon carbide in silicon process. The 10th InternationalConference on Molten Slags, Fluxes and Salts (MOLTEN16) , Seattle 2016-05-23 - 2016-05-26
2012
-
Academic lectureSafarian, Jafar; Kolbeinsen, Leiv; Tangstad, Merete. (2012) Thermodynamic Properties of the Silicon Binary Melts. TMS - The Mineral, Metals & Materials Society TMS 2012 Annual Meeting & Exhibition! , Swan and Dolphin Resort • Orlando, Florida 2012-03-11 - 2012-03-15
2011
-
Academic lectureSafarian, Jafar; Xakalashe, Bhole; Tangstad, Merete. (2011) Vacuum removal of the impurities from different silicon melts. 26th European Photovoltaic Solar Energy Conference and Exhibition , Hamburg 2011-09-05 - 2011-09-09
2010
-
Academic lectureSafarian, Jafar; Tangstad, Merete. (2010) Slag-Carbon Reactivity. INFACON XII 2010-06-06 - 2010-06-09
-
Academic lectureSafarian, Jafar; Tangstad, Merete. (2010) Vacuum behavior of the dissolved elements in molten silicon. NTNU Silicon for the Chemical and Solar Industry X , Ålesund-Geiranger 2010-06-28 - 2010-07-02
-
Academic lectureZhang, Song-sheng; Safarian, Jafar; Seok, Seongho; Kim, Sungwook; Tangstad, Merete; Luo, Xue-tao. (2010) Elimination of Phosphorus from Si-P system by induction refining at a finite reduced pressure. The 2010 International Symposium on metallurgical purification technologies of SOG-Si 2010-09-12 - 2010-09-15
2009
-
Academic lectureSafarian, Jafar; Tangstad, Merete; Gaal, Sean. (2009) Thermal analysis of silicon-phosphorus alloys at elevated temperatures. SINTEF/NTNU 3rd International workshop on Crystalline Silicon Solar Celles , Trondheim 2009-06-03 - 2009-06-05
2006
-
Academic lectureSafarian, Jafar; Kolbeinsen, Leiv; Grong, Øystein. (2006) Kinetic modeling of MnO reduction from slags by dissolved carbon in liquid iron. Sohn International Symposium on advanced processing of metals and materials , San Diego, California 2006-08-27 - 2006-08-31