Background and activities

Research in the field of mineral processing and engineering, physicochemistry of surfaces as well as chemical metallurgy.

Przemyslaw B. Kowalczuk (Pshem) is an author of more than 100 publications in peer-refereed international scientific journals, conference proceedings, invited book chapters, and scientific/industrial reports. He has been extensively working on mineral processing and extractive metallurgy with recent focus on processing of marine minerals and REEs. For his scientific achievements he received many awards. In 2017, he was recognized as a Rising Star in mineral processing, by Dr. Barry Wills from Minerals Engineering International (MEI).


Guest Professor at Central South University, China (since June 2021)



M.Sc. in materials engineering, Wroclaw University of Technology, Poland, May 2008
Ph.D. (Hons.) in materials and minerals engineering, Wroclaw University of Technology, Poland, May 2012
D.Sc. (Habilitation), Wroclaw University of Science and Technology, Poland, October 2016


Professional membership

Editor-in-ChiefPhysicochemical Problems of Mineral Processing


Associate EditorFrontiers in ChemistryFrontiers in Physics

Editorial Committee MemberJournal of Central South University

Guest EditorMineral Processing and Extractive Metallurgy Review 


Current projects

HARARE - Hydrogen-based metal recovery from waste. Funded by European Union under Horizon 2020 (No. 958307) 2021-2024

RFC Upscaling - New Reflux Flotation Cell technology upscaling for ore flotation. Funded by EIT, European Union, under Horizon 2020 (No. 20098) 2021-2024

Askepott - Utilization of the value creation potential in fly ash and waste acid. Funded by the Research Council of Norway, 2021-2025

RareGreen - Sustainable processing methods for rare earth elements - Funded by EIT Raw Materials, EU, 2022-2025

DSM-School – EIT International Summer School "From Dredging to Deep-Sea Mining". Funded by EIT, European Union, under Horizon 2020 (No. 19101) 2020-2022.


PhD supervision

Dr. Paulina Pazik - University of Exeter (defended)

Mr. Mateusz Kruszelnicki - Wroclaw University of Science and Technology (ongoing)

Mr. Kajetan Witecki - Wroclaw University of Science and Technology (ongoing)

Mr. Mustafa Kadir Güner - Norwegian University of Science and Technology (ongoing)


A list of selected papers


Nazari S., Hassanzadeh A., He Y., Khoshdast H., Kowalczuk P.B., 2022. Recent developments in generation, detection and application of nanobubbles in flotation. Minerals 12(4), 462. 

Hassanzadeh A., Safari M., Hoang D.H., Khoshdast H., Albijanic B., Kowalczuk P.B., 2022, Technological assessments on recent developments in fine and coarse particle flotation systems. Miner. Eng. 180, 107509. 

Khoshdast H., Hassanzadeh A., Kowalczuk P.B., Farokhpay S., 2022. Characterization techniques of flotation frothers - A review. Miner. Process. Extr. Met. Review (doi: 10.1080/08827508.2021.2024822).

Kruszelnicki M., Hassanzadeh A., Legawiec K.J., Polowczyk I., Kowalczuk P.B., 2022, Effect of ultrasound pre-treatment on carbonaceous copper-bearing shale flotation. Ultrason. Sonochem. 84, 105962.

Witecki K., Polowczyk I., Kowalczuk P.B., 2022. Chemistry of wastewater circuits in mineral processing industry – a review. J. Water Process. Eng. 45, 102509.

Kruszelnicki M., Polowczyk I., Kowalczuk P.B. 2022. Control of glass surface wettability via esterification with n-alkyl alcohols. Physicochem. Probl. Miner. Process. 58(2), 145147.

Matos V.E., Nogueira S.C.S., Kowalczuk P.B., Silva G.R., Peres A.E.C., 2022. Differences in etheramine froth properties and the effects on iron ore flotation. Part 1: Two-phase system. Miner. Process. Extr. Met. Review. 43(2), 209-216.

Matos V.E., Nogueira S.C.S., Silva G.R., Kowalczuk P.B., Peres A.E.C., 2022. Differences in etheramine froth properties and the effects on iron ore flotation. Part 2: Three-phase system. Miner. Process. Extr. Met. Review. 43(2), 243-250.


Ochromowicz K., Aasly K., Kowalczuk P.B., 2021. Recent advancements in metallurgical processing of marine minerals. Minerals 11(12), 1437.

Jing G., Ren S., Pooley S., Sun W., Kowalczuk P.B., Gao Z., 2021. Electrocoagulation for industrial wastewater treatment: An updated review. Environ. Sci.: Water Res. Technol. 7, 1177-1196

Gao Z., Wang C., Sun W., Gao Y., Kowalczuk P.B., 2021. Froth flotation of fluorite: A review. Adv. Colloid Interface Sci., 290, 102382

Wiertel-Pochopien A., Batys P., Zawala J., Kowalczuk P.B., 2021. Synergistic effect of binary surfactant mixtures in two-phase and three-phase systems. J. Phys. Chem. B. 125, 15, 3855-3866.


Gao Z., Zawala J., Kowalczuk P.B., 2020. Editorial: Surface Chemistry of Flotation. Front. Mater. 7, 595146, doi: 10.3389/fmats.2020.595146

Drzymala J., Bednarek-Gabka P., Kowalczuk P.B., 2020. Simplified empirical and phenomenological evaluation of relation between particle size and kinetics of flotation. Powder Technol. 366, 112-118.

Zawala J., Wiertel-Pochopien A., Kowalczuk P.B., 2020. Critical synergistic concentration of binary surfactant mixtures. Minerals 10(2), 192. 

Zawala J., Wiertel-Pochopien A., Larsen E., Kowalczuk P.B., 2020. Synergism between cationic alkyltrimethylammonium bromides (CnTAB) and nonionic n-octanol in foamability of their mixed solutions. Ind. Eng. Chem. Res. 59(3)1159-1167.

Zawala J., Malysa K., Kowalczuk P.B., 2020. On importance of external conditions and properties of the interacting phases in formation and stability of symmetrical and unsymmetrical liquid films. Adv. Colloid Interface Sci., 276, 102085.


Kowalczuk P.B., 2019. Honorary note: Jan Drzymala-70th birthday. Physicochem. Probl. Miner. Process. 55(6), 1577-1591.

Larsen E., Johannessen N.E., Kowalczuk P.B., Kleiv R.A., 2019. Selective flotation of K-feldspar from Na-feldspar in alkaline environment. Miner. Eng. 142, 105928.

Kowalczuk P.B., Bouzahzah H., Kleiv R.A., Aasly K., 2019. Simultaneous leaching of seafloor massive sulphides and polymetallic nodules. Minerals 9(8), 482.

Larsen E., Kowalczuk P.B., Kleiv R.A., 2019. Non-HF collectorless flotation of quartz. Miner. Eng. 133, 115-118.


Polowczyk I., Kruszelnicki M., Kowalczuk P.B., 2018. Heterocoagulation of shale particles and bubbles in the presence of ionic surfactants. Colloids and Surfaces A: Physicochem. Eng. Aspects 554, 180-186.

Polowczyk I., Kruszelnicki M., Kowalczuk P.B., 2018. Oil agglomeration of metal-bearing shale in the presence of mixed cationic-anionic surfactants. Physicochem. Probl. Miner. Process. 54(4), 1052-1059.

Kowalczuk P.B., Manaig D.O., Drivenes K., Snook B., Aasly K., Kleiv R.A., 2018. Galvanic leaching of seafloor massive sulphides using MnO2 in H2SO4-NaCl media. Minerals 8(6), 235.

Szczerkowska S., Wiertel-Pochopien A., Zawala J., Larsen E., Kowalczuk P.B., 2018. Kinetics of froth flotation of naturally hydrophobic solids with different shapes. Miner. Eng. 121, 90–99.

Drzymala J., Kowalczuk P.B., 2018. Classification of flotation frothers. Minerals 8(2), 53.

Kowalczuk P.B., Snook B., Kleiv R.A., Aasly K., 2018. Efficient extraction of copper and zinc from seafloor massive sulphide rock samples from the Loki’s Castle area at the Arctic Mid-Ocean Ridge. Miner. Eng. 115, 106–116.

Kosior D., Kowalczuk P.B., Zawala J., 2018. Surface roughness in bubble attachment and flotation of highly hydrophobic solids in presence of frother-experiment and simulations. Physicochem. Probl. Miner. Process. 54(1), 63–72.

Kowalczuk P.B., Siedlarz M., Szczerkowska S., Wojcik M., 2018. Facile determination of foamability index of non-ionic and cationic frothers and its effect on flotation of quartz. Sep. Sci. Techn. 53(8), 1198–1206.


Kowalczuk P.B., Zawala J., Drzymala J., 2017. Concentration at the minimum bubble velocity (CMV) for various types of flotation frothers. Minerals 7(7), 118.

Drzymala J., Ratajczak T., Kowalczuk P.B., 2017. Kinetic separation curves based on process rate considerations. Physicochem. Probl. Miner. Process. 53(2), 983–995.

Kowalczuk P.B., Akkaya C., Ergun M., Janicki M., Sahbaz O., Drzymala J., 2017. Water contact angle on corresponding surfaces of freshly fractured fluorite, calcite and mica. Physicochem. Probl. Miner. Process. 53(1), 192–201.

Kowalczuk P.B., Drzymala J., 2017. Selectivity and power of frothers in copper ore flotation. Physicochem. Probl. Miner. Process. 53(1), 515–523.


Iyakwari S., Glass H.,  Rollinson G.K., Kowalczuk P.B., 2016. Application of near infrared sensors to preconcentration of hydrothermally-formed copper ore. Miner. Eng. 85, 148–167.

Kowalczuk P.B., Drzymala J., 2016. Some remarks on attachment of a gas bubble to another phase both immersed in a water. Physicochem. Probl. Miner. Process. 52(1), 147–154.

Kowalczuk P.B., Zawala J., Kosior D., Drzymala J., Malysa K., 2016. Three-phase contact formation and flotation of highly hydrophobic polytetrafluoroethylene in the presence of increased dose of frothers. Ind. Eng. Chem. Res. 55(3), 839–843.

Kowalczuk P.B., Zawala J., 2016. A relationship between time of three-phase contact formation and flotation kinetics of naturally hydrophobic solids. Colloids and Surfaces A: Physicochem. Eng. Aspects 506, 371–377.

Kowalczuk P.B., Drzymala J., 2016. Physical meaning of the Sauter mean diameter of spherical particulate matter. Part. Sci. Technol., 34(6), 645–647.

Janicki M.J., Drzymala J., Kowalczuk P.B., 2016. Structure and surface energy of both fluorite halves after cleaving along selected crystallographic planes. Physicochem. Probl. Miner. Process. 52(1), 451–458.

Kowalczuk P.B., Zawala J., Drzymala J., Malysa K., 2016. Influence of hexylamine on kinetics of flotation and bubble attachment to the quartz surface. Sep. Sci. Techn., 51(15-16), 2681–2690.

Drzymala J., Swebodzinska A., Duchnowska M., Bakalarz A., Luszczkiewicz A., Kowalczuk P.B., 2016. Preliminary study on collectorless flotation of chalcocite, bornite and copper-bearing shale in the presence of selected frothers. E3S Web of Conferences 8, 01031.

Ratajczak T., Drzymala J., Kowalczuk P.B., 2016. Local and global assessment of flotation kinetics. E3S Web of Conferences 8, 01033.

Pazik P.M., Chmielewski T., Glass H.J., Kowalczuk P.B., 2016. World production and possible recovery of cobalt from Kupferchiefer stratiform copper ore. E3S Web of Conferences 8, 01063.


Kowalczuk P.B., Zaleska E., Danczak O., 2015. Flotation of carbonaceous copper shale-quartz mixture with poly(ethylene glycol) alkyl ethers. Trans. Nonferrous Met. Soc. China 25(1), 314–318.

Kowalczuk P.B., Mroczko D., Drzymala J., 2015. Influence of frother type and dose on collectorless flotation of copper-bearing shale in a flotation column. Physicochem. Probl. Miner. Process. 51(2), 547–558.

Kowalczuk P.B., 2015. Flotation and hydrophobicity of quartz in the presence of hexylamine. Int. J. Miner. Process., 140, 66–71.


Tasdemir A., Kowalczuk P.B., 2014. Application of statistical process control for proper processing of the Fore-Sudetic Monocline copper ore. Physicochem. Probl. Miner. Process. 50(1), 249–264.

Kowalczuk P.B., Buluc B., Sahbaz O., Drzymala J., 2014. In search of an efficient frother for pre-flotation of carbonaceous shale from the Kupferschiefer stratiform copper ore. Physicochem. Probl. Miner. Process. 50(2), 835–840.


Iyakwari S., Glass H., Kowalczuk P.B., 2013. Potential for near infrared sensor-based sorting of hydrothermally-formed minerals. J. Near Infrared Spectrosc. 21(3), 223–229.

Drzymala J., Kowalczuk P.B., Oteng-Peprah M., Foszcz D., Muszer A., Henc T., Luszczkiewicz A., 2013. Application of the grade-recovery curve in the batch flotation of Polish copper ore. Miner. Eng. 49, 17–23.

Kowalczuk P.B., 2013. Determination of critical coalescence concentration and bubble size for surfactants used as flotation frothers. Ind. Eng. Chem. Res., 52(33), 11752–11757.


Kowalczuk P.B., Drzymala J., 2012. Surface flotation of particles on liquids. Principles and applications. Colloids and Surfaces A: Physicochem. Eng. Aspects 393, 81–85.

Watanabe M., Kowalczuk P.B., Drzymala J., 2011. Analytical solution of equation relating maximum size of floating particle and its hydrophobicity. Physicochem. Probl. Miner. Process. 46, 13–20.

Kowalczuk P.B., Sahbaz O., Drzymala J., 2011. Maximum size of floating particles in different flotation cells. Miner. Eng. 24(8), 766–771.

Kowalczuk P.B., Drzymala J., 2011. Contact angle of bubble with an immersed-in-water particle of different materials. Ind. Eng. Chem. Res. 50(7), 4207–4211.

Kowalczuk P.B., Drzymala J., 2011. A proposition of symbolism of non-ideal separations followed by analytical procedures for description of separation processes. Miner. Process. Extr. Metall. Rev. 32(4), 278–288.

Kowalczuk P.B., Chmielewski T., 2010. Change of electrode potential in the non-oxidative leaching. Physicochem. Probl. Miner. Process. 44, 115–126.


Scientific, academic and artistic work

Displaying a selection of activities. See all publications in the database