Karel Van Acker is a full professor in the Faculty of Engineering Science at KU Leuven , leading the Sustainable Materials Processing and Recycling (SeMPeR) research group. His work focuses on integrating environmental and economic sustainability assessments, particularly for metallurgical residues and circular economy systems. Head of SeMPeR group Contact person for SeMPeR at Arenberg campus Head of Subdivision 39, Brussels Campus Research areas include: Circular Economy: Monitoring systems, stock-flow models, and business models Sustainability Assessments: Life Cycle Assessment (LCA), techno-economic analysis, carbon footprinting Resource Valorization: Steel slag mineral carbonation, rare earth reduction, biorefinery processes Key article trends: 2025 works emphasize steel slag carbonation for carbon capture, hydrogen storage technologies, and clothing sufficiency as circular economy strategies 2024 research explores car mobility circularity , AI environmental impacts , and policy integration for circular economy monitors Earlier works (2023-2020) address textile recycling , biomass to biofuels , and landfill mining using system dynamics Teaching responsibilities: Sustainable Materials Management (H00R6A) Environmental Impact Analysis (I0V86A) Material Selection & Sustainability (D0X32A) Global Challenges for Sustainable Society (H0O00A)








