2015-Present: Senior Lecturer, Chemical and Process Engineering, Surrey University 2012-2015: DECRA Postdoctoral Fellow (Assistant Lecturer), Chemical and Biomolecular Engineering, Melbourne University, Australia 2010-2012: Postdoctoral Fellow, Chemical and Biomolecular Engineering, Melbourne University, Australia 2007-2009: JSPS Postdoctoral Fellow, Advanced Industrial Science and Technology (AIST), Japan 2006-2007: Postdoctoral Fellow School of Chemistry, Melbourne University, Australia

Acoustic Cavitation: Bubble dynamics, HIFU, Sonoluminescence, Bubble Coalescence, Surfactants etc. Ultrasonic Processing/Synthesis: Crystallisation, Dairy Materials, Emulsions, Nanoparticles, Microspheres etc. Membrane Filtration: Waste water treatment and recycling.

K. Kezia, J. Lee, B. Zisu, M. Weeks, G. Chen, S. Gras and S. Kentish, “Crystallisation of minerals from concentrated saline dairy effluent”, Water Res., 2016, 101, 300-308. S. K. Bhangu, M. Ashokkumar, and J. Lee, "Ultrasound assisted crystallization of paracetamol: Crystal size distribution and polymorph control" Cryst. Growth Des., 2016, 16, 1934-1941. O. Ojajuni, S. Holder, G. Cavalli, J. Lee, and D. P. Saroj, "Rejection of caffeine and carbamazepine by surface-coated PVDF hollow-fiber membrane system", Ind. Eng. Chem. Res., 2016, 55, 2417-2425. L. Hallez, J. Lee, F. Touyeras, A. Nevers, M. Ashokkumar and J., Hihn “Enhancement and quenching of high-intensity focused ultrasound cavitation activity via short frequency sweep range” Ultrason. Sonochem., Ultrason. Sonochem, 2016, 29, 194-197. R. Pflieger, J. Lee, S. Nikitenko and M. Ashokkuma, "Influence of He and Ar flowrate and NaCl concentration on the size distribution of bubbles generated by power ultrasound" J. Phys. Chem. B, 2015, 119, 12682-12688. K. Kezia, J. Lee, M. Weeks and S. E. Kentish “Direct contact membrane distillation for the concentration of saline dairy effluent”, Water Research, 2015, 81, 167-177 J. Jiao, Y. He, S. E. Kentish, M. Ashokkumar, R. Manasseh and J. Lee, “Experimental and theoretical analysis of secondary Bjerknes forces between two bubbles in a standing wave”, Ultrasonics, 2015, 58, 35-42. J. Jiao, Y. He, K. Yasui, S. E. Kentish, M. Ashokkumar, R. Manasseh and J. Lee, “Influence of acoustic pressure and bubble sizes on the coalescence of two contacting bubbles in an acoustic field”, Ultrason. Sonochem, 2015, 22, 70-77. K. Kezia, J. Lee, W. Ogieglo, A. J. Hill, N. E. Benes and S. E. Kentish, “The transport of hydronium and hydroxide ions through reverse osmosis membranes” J. Membrane Sci., 2014, 459, 197-206. J. Lee, M. Ashokkumar and S. E. Kentish, “Influence of mixing and ultrasound frequency on antisolvent crystallisation of sodium chloride”, Ultrason. Sonochem, 2014, 21 (1), 60-68.