His research expertise includes Simulation and Modelling; Supersonic Separators; Aspen-HYSYS Unit Operation Extensions; Natural Gas Production Chain; Techno-Economic Process Analyses and Sustainability Assessments. His research expertise includes Applied Thermodynamics; Separation Processes; Process Identification & Optimization; Statistical & Mathematical Methods; Hydrotreatment & Hydrocracking of Oil Fractions; Compressible & Incompressible Flows; Supersonic Separators; Pipeline Network Simulation; Leak Detection for Natural Gas & Oil Pipelines; CO2 & H2S Capture from Natural Gas via Membrane Permeation and Technologies of Contact with Aqueous-Ethanolamines. Her research expertise includes Process Systems Engineering; Oil & Gas Processing; CO2 Capture & Utilization; Waste-to-Energy & Waste-to-Chemicals; Sustainability Metrics & Indicators for Multicriteria Life-Cycle Analyses. She is also an Associate Editor of Clean Technologies & Environmental Policy; Associate Editor of Clean Chemical Engineering (Elsevier); Head of the Graduate Program in Environmental Engineering at UFRJ.