Professor Yoki Yulizar is a specialist in green nanotechnology and interfacial chemistry. His research focuses on the environmentally responsible synthesis of functional nanomaterials and the development of metal, metal-oxide, and composite nanostructures for catalytic, photocatalytic, environmental, and biomedical applications.
Prof. Dr. Yoki Yulizar, M.Sc. is a Professor in the Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Indonesia, and serves as the Head of the Nanomaterial Chemistry for Health, Energy and Environment Research Group.
His research primarily explores green and interfacial approaches for the controlled synthesis of functional nanomaterials. He has developed various metal, metal-oxide, bimetallic, hybrid, and nanocomposite systems using conventional chemical methods and plant-mediated synthesis. Particular emphasis is placed on understanding the relationship between synthesis conditions, interfacial interactions, physicochemical properties, and catalytic or photocatalytic performance.
His research contributes to the development of sustainable materials for pollutant degradation, water treatment, chemical catalysis, renewable-energy applications, and emerging biomedical technologies. He is also actively involved in research supervision, scientific publication, intellectual-property development, and national and international research collaboration.
His research productivity and scientific impact have been recognized through his inclusion among the World’s Top 2% Scientists in the Stanford University–Elsevier rankings in 2024 and 2025.
Professor Helmiyati specializes in physical and polymer chemistry, with research interests encompassing polymer-based materials, functional composites, and physicochemical characterization for advanced health, energy, and environmental applications.
Prof. Dr. Helmiyati, M.Si. is a Professor in the Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Indonesia, and a principal researcher within NaMCHEE.
Her expertise in physical and polymer chemistry supports the development of polymeric, hybrid, and composite materials with tailored structural and functional properties. Her research contributes to understanding material formation, molecular interactions, surface properties, stability, and the relationship between physicochemical characteristics and application performance.
Within NaMCHEE, she supports interdisciplinary research involving polymer–nanomaterial interactions, surface functionalization, functional composites, and materials designed for biomedical, energy, and environmental applications.
Dr. Asep Saefumillah specializes in environmental analytical chemistry, with research focusing on chemical analysis, pollutant monitoring, environmental remediation, and the evaluation of nanomaterial performance in complex environmental systems.
Asep Saefumillah, S.Si., M.Si., Ph.D. is an academic and researcher in the Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Indonesia.
His expertise lies in environmental analytical chemistry, particularly in developing and applying analytical approaches for detecting, quantifying, and evaluating environmental contaminants. His contribution to NaMCHEE includes the assessment of pollutant-removal efficiency, reaction kinetics, transformation products, analytical validation, and the environmental relevance of nanomaterial-based treatment systems.
His research helps ensure that nanomaterials developed by NaMCHEE are evaluated using reliable analytical methodologies and that their performance is interpreted within realistic environmental contexts.
Dr. Aminah specializes in nanomaterial chemistry, including the synthesis, characterization, functionalization, and application of nanoscale materials for catalytic, environmental, and energy.
Aminah, M.Sc., Ph.D. is an academic and researcher in the Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Indonesia.
Her research focuses on the chemistry of nanomaterials, including controlled synthesis, physicochemical characterization, surface modification, and functional-performance evaluation. She contributes to the development of metal oxides, nanocomposites, hybrid nanostructures, and surface-engineered materials with application-specific properties.
Within NaMCHEE, her work strengthens the integration of material synthesis, structural characterization, and application assessment across the health, energy, and environmental research pillars.
Dr. Muhammad Ridwan specializes in energy-conversion chemistry and the development of functional materials for hydrogen production, electrochemical processes, catalytic energy conversion, and sustainable-energy technologies.
Muhammad Ridwan, S.Si., M.Eng., Ph.D. is an academic and researcher in the Department of Chemistry, Faculty of Mathematics and Natural Sciences, Universitas Indonesia.
His primary research expertise is energy-conversion chemistry, with particular interest in functional materials for catalytic, electrochemical, and renewable-energy systems. His work includes the synthesis and performance evaluation of materials for hydrogen-related technologies, energy-conversion reactions, and environmentally responsible fuel systems.
Within NaMCHEE, he contributes to the energy research pillar by connecting material chemistry with catalytic performance, reaction mechanisms, electrochemical behavior, and technology-oriented energy applications.