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Álvaro Aracena Caipa

Ingeniero Civil Metalúrgico / Universidad Arturo Prat, Chile

Doctor en Ingeniería Metalúrgica/ Universidad de Concepción, Chile

CURSOS DICTADOS

  • Hidrometalurgia
  • Pirometalurgia
  • Laboratorio de Operaciones Unitarias Metalúrgicas

Áreas de Interés

Procesos acuosos aplicados a metalurgia extractiva

Línea de Investigación

Termodinámica y cinética de procesos de la metalurgia extractiva

Ubicación

Oficina 4-14

2022

  • Castro, E. Balladares, O. Jerez, M. Pérez-Tello, A. Aracena. “Behavior of As/AsxSyin Neutral and Oxidizing Atmospheres at High Temperatures—An Overview” Metals doi.org/10.3390/met12030457

 

  • Ojeda, A. Jaques, A. Aracena. “Optimal Sampling Times for Leaching Experiments”. Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science doi.org/10.1007/s11663-022-02426-4

2021

  • Aracena, O. Jerez. Mechanism and kinetics of pyrite transformation at elevated temperatures Physicochemical Problems of Mineral Processing doi.org/10.37190/ppmp/143124

 

  •  J.P. Ibáñez, Y. Umetsu, A. AracenaUptake of precious metals ions from diluted solutions using egg shell membrane particles immobilized in alginate beads”. Canadian Metallurgical Quarterly doi.org/10.1080/00084433.2021.1968251

 

2020

 

  • Aracena, E. Rodríguez, O. Jerez Enargite leaching under ammoniacal media with sodium persulfate and consecutive precipitation of As/Cu with Na2S/NaHS”. Hydrometallurgy doi.org/10.1016/j.hydromet.2020.105290

 

  • Aracena, J. Pino, O. Jerez. Mechanism and kinetics of malachite dissolution in an NH4OH system”. Metals doi.org/10.3390/met10060833

 

2019

  • A. Aracena, F. Fernández, O. Jerez, A. Jaques Converter slag leaching in ammonia medium/column system with subsequent crystallisation with NaSH. Hydrometallurgy  doi.org/10.1016/j.hydromet.2019.06.006

 

  • A. Aracena, C. Espinoza, O. Jerez, D. Carvajal, A. Jaques. “Dissolution kinetics of secondary covellite resulted from digenite dissolution in ferric/acid/chloride media” Physicochemical Problems of Mineral Processing. doi.org/10.5277/ppmp19004

 

  • R. Ortiz, D. Leal, C. Gutierrez, A. Aracena, A. Rojo, H Hansen. “Electrokinetic remediation of manganese and zinc in copper mine tailings Journal of Hazardous Materials. 10.1016/j.jhazmat.2018.11.048

 

  • A. Aracena, A. Azocar, J.P. Ibáñez, O. Jerez. “Mechanism and leaching kinetics of molybdenite concentrate in a hydrogen peroxide-acid system” Physicochemical Problems of Mineral Processing doi.org/10.5277/ppmp18139

 

  • A. Aracena, S. Padilla, O. Jerez. “Recovery of cobalt ions from diluted solutions by means of protonated dry alginate beads” Physicochemical Problems of Mineral Processing. doi.org/10.5277/ppmp19053

 

  • A. Aracena, C. Álvarez, O. Jerez, N. Guajardo “Uptake of copper ion using protonated dry alginate beads from dilute aqueous solutions Physicochemical Problems of Mineral Processing., doi.org/10.5277/ppmp18191

2018

  • C. Carlesi, N. Guajardo, A. Monteverde, J. Morales, A. AracenaBipolar packed-bed electrochemical reactor for the degradation of bio-refractory compound”. Periodica Polytechnica Chemical Engineering doi.org/10.3311/PPch.10354

 

  •  A. Aracena, A. Sanino, O. Jerez “Dissolution kinetics of molybdite in KOH media at different temperatures”. Transactions of Nonferrous Metals Society of China doi.org/10.1016/S1003-6326(18)64651-5

 

  • D. Vásquez-Sandoval, J. Pavez, C. Carlesi, A. Aracena “Large scale cathodic exfoliation of graphite using deep eutectic solvent and water mixture” Fullerenes, Nanotubes and Carbon Nanostructures doi.org/10.1080/1536383X.2017.1413356

 

 

  • D. Carvajal, J. Minonzio, E. Casanga, J. Muñoz, A. Aracena, S. Montecinos, D. Beysens “Roof-integrated dew water harvesting in Combarbalá, Chile”. Journal of Water Supply: Research and Technology – AQUA doi.org/10.2166/aqua.2018.174

 

2016

  • A. Aracena, F. Cárcamo, Ó. Jerez, R. Constanzo “Elución de iones de níquel desde esferas de alginato en un medio ácido. Revista de Metalurgia dx.doi.org/10.3989/revmetalm.062

 

  • A. Aracena, O. Jerez, R. Ortiz, J. Morales “Pyrite oxidation kinetics in an oxygen–nitrogen atmosphere at temperatures from 400 to 500°CCanadian Metallurgical Quarterly doi.org/10.1080/00084433.2015.1126904

 

  •  A. Aracena, O. Jerez, C. Antonucci “Senarmontite volatilization kinetics in nitrogen atmosphere at roasting/melting temperaturesTransactions of Nonferrous Metals Society of China doi.org/10.1016/S1003-6326(16)64117-1

2015

 

  • A. Aracena, Y. Vivar, O. Jerez, D. Vásquez “Kinetics of dissolution of tenorite in ammonium media”. Mineral Processing and Extractive Metallurgy Review doi.org/10.1080/08827508.2015.1004404

 

  • N. Guajardo, C. Carlesi, A. AracenaToluene oxidation by hydrogen peroxide in deep eutectic solvents”. ChemCatChem doi.org/10.1002/cctc.201500604

 

  • A. Aracena, N. Guajardo, J.P. Ibañez, O. Jerez, C. Carlesi. “Uptake of nickel ions from aqueous solutions using protonated dry alginate beads”. Canadian Metallurgical Quarterly doi.org/10.1179/1879139514Y.0000000152 

 

2014

  • ·   R. Padilla, A. Aracena, M. C. Ruiz “Kinetics of stibnite (Sb2S3) oxidation at roasting temperatures”. Journal of Mining and Metallurgy, Section B: Metallurgy doi.org/10.2298/JMMB130131012P

 

2012

  • R. Padilla, A. Aracena, M. C. Ruiz “Reaction Mechanism and Kinetics of Enargite Oxidation at Roasting Temperatures” Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science doi.org/10.1007/s11663-012-9675-x

 

  • J. P. Ibáñez, A. Aracena, L. Cifuentes “Modelado del transporte de As (V) en la capa de Nernst de una celda electro dialíticaRevista de Metalurgia doi.org/10.3989/revmetalm.1124 

2004

  • J. P. Ibáñez, A. Aracena, J. Ipinza, L. Cifuentes. “Modelación del transporte de cobre en la capa límite en una celda de electrodiálisis” Revista de Metalurgia doi.org/10.3989/revmetalm.2004.v40.i2.247

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