Tobias Wesselborg, Master of Science in Technology, will defend his doctoral dissertation in the field of Chemical Engineering at LUT 20 January at noon, in Auditorium 1314 and online. His dissertation is titled Novel liquid–liquid extraction and ion exchange processes for hydrometallurgical recovery of lithium, nickel and cobalt from lithium-ion battery waste leachate. Professor David Dreisinger of The University of British Columbia, Canada, will act as opponent. Docent Sami Virolainen of LUT University will act as custos.

Library information: The dissertation has been published in the Acta Universitatis Lappeenrantaensis research series number 1186 of the university. ISBN 978-952-412-202-3, ISBN 978-952-412-203-0 (PDF), ISSN 1456-4491 (Print), ISSN 2814-5518 (Online).