NUS Graduate School for Integrative Sciences and Engineering

LI Fong Yau Sam

Research Areas
Brief Description of Research
1. Environmental and Water Technologies
2. Metabolomics
3. Nanoparticle Synthesis
4. Nanostructured Catalysts
5. Membranes/Biomembranes
6. Nanoparticles & Nanomaterials
7. Catalysis & Biocatalysis
8. Microscale & Nanoscale Analytical Chemistry


  1. A ratiometric and visual fluorescent nanosensor based on multicolor fluorescent carbon  quantum dots for highly sensitive detection of toxic metals
  2. Surface Molecularly imprinted polymer Biosensor for Protein Detection in  Water
  3. Detection of biological threat agents by molecularly  imprinted polymers on quartz crystal microbalance sensors
  4. Development of polysilane-based biosensors with molecular gates  around imprinted molecular cavities
  5. Molecularly imprinted PDA films for recognition of pesticide  molecules
  6. Detection of biological threat agent by a novel fluorescence  aptasensor
  7. Analysis of Endotoxins by Capillary Electrophoresis
  8. Capillary electrophoresis (CE) for Lipopolysaccharide (LPS) analysis
  9. Species and serotype-specific oligosaccharide fingerprinting of  endotoxins using LC-MS
  10. Application of LC-MS based Metabolomics to Explore Biomarkers  of Aging
  11. Metabolomics reveal detoxicification mechanism of lichens Dirinaria picta exposed to traffic-related heavy metals
  12. Assessing acute and chronic toxicity of tributyl phosphate and  triphenyl phosphate on earthworm using multi-platform metabolomics
  13. Electrode modification for vanadium redox flow batteries
  14. Highly Efficient Sulfated Titanium Dioxide Photocatalysts for  Wastewater Treatment
  15. Magnetic solid phase extraction and detection of heavy metals  by ICP-MS
  16. Ion exchange removal of NaCl from seawater using Zirconium  complexes
  17. Desalination Using Microbial Desalination Fuel Cell (MDFC)
  18. Analysis and characterization of pyrolysis and gasification  products of municipal solid wastes
  19. Determination of trace level aliphatic amines in aqueous  matrix using 2D Ion chromatography
  20. Glycan Analysis by Free Solution Capillary Electrophoresis System
  21. Enhancement of human plasma sample stability using dried  plasma spot