A/Prof LOO Say Chye Joachim
Environmental Engineering
Associate Professor, School of Materials Science & Engineering, NTU

LOO Say Chye Joachim
Associate Professor
Associate Chair (Students)
School of Materials Science and Engineering (MSE) & Singapore Centre for Environmental Life Sciences Engineering (SCELSE)


Other Current Appointments

Director, Solar Fuels Laboratory, NTU
Visiting Fellow, Loughborough University, UK
Co-convenor, ISO/TC 229 WG3 Nanotechnology – Health and Safety
Founding Member, NanoSing
Committee Member, ISO/TC 229 Nanotechnology National Working Group
Member, American Nano Society
Member, Materials Research Society of Singapore (MRS-S) 


Research Interests

Innovate controlled delivery systems for biomedical and food-related applications; Uncovering toxicity effects of nanomaterials to develop safer nanomaterials; Exploiting materials for environment and energy applications, such as wastewater remediation and hydrogen generation.


Selected Papers: 

  1. CK Ngaw, VBC Wang, ZY Liu, Y Zhou, S Kjelleberg, QC Zhang, TTY Tan, SCJ Loo. Enhancement in hydrogen evolution using Au-TiO2 hollow spheres with microbial devices modified with conjugated oligoelectrolytes. npj Biofilms and Microbiomes 15020 (2015)
  2. W Shi, VBC Wang, QC Zhang, SCJ Loo, L Yang, CJ Xu. An alkaliphilic halotolerant bacterium capable of electricity generation under alkaline-saline conditions. PLoS One 2015. Accepted.
  3. C Zhao, J Chen, YZ Ding, V Wang, BQ Bao, S Kjelleberg, B Cao, SCJ Loo, LH Wang, W Huang, QC Zhang. Chemically functionalized conjugated oligoelectrolyte nanoparticles for enhancement of current generation in microbial fuel cells. ACS Applied Materials & Interfaces 2015.
  4. VBC Wang, K Sivakumar, BTG Chyuan, L Yang,  QC Zhang, S Kjelleberg, SCJ Loo, B Cao. Metabolite-enabled mutualistic interaction between Shewanella oneidensis and Escherichia coli in a co-culture using an electrode as electron acceptor. Scientific Reports 2015. Accepted.
  5. CE Zhao, JS Wu, YZ Ding, VBC Wang, YD Zhang, S Kjelleberg, SCJ Loo, B Cao, QC Zhang. Hybrid Conducting Biofilm with Built-in Bacteria for High-Performance Microbial Fuel Cells. ChemElectroChem 2015. Accepted. (Cover page issue)
  6. VBC Wang, N Yantara, TM Koh,  S Kjelleberg, QC Zhang, GC Bazan, SCJ Loo, N Mathews. Uncovering alternate charge transfer mechanisms in Escherichia coli chemically functionalized with conjugated oligoelectrolytes. Chemical Communications 2014. 50: 8223-8226.
  7. VBC Wang, ND Kirchhofer, XF Chen, MYL Tan, K Sivakumar, B Cao,  QC Zhang, S Kjelleberg, GC Bazan,  SCJ Loo, E Marsili. Comparison of flavins and a conjugated oligoelectrolyte in stimulating extracellular electron transport from Shewanella oneidensis MR-1. Electrochemistry Communications 2014. 41: 55-58.
  8. VB Wang, SL Chua, Z Cai, K Sivakumar, QC Zhang, S Kjelleberg, B Cao, SCJ Loo, L Yang. A stable synergistic microbial consortium for simultaneous azo dye removal and bioelectricity generation. Bioresource Technology 2014. 155: 71–76.
  9. VBC Wang, SL Chua, B Cao, E Marsili, S Kjelleberg, M Givskov, T Tolker-Nielsen, H Song, SCJ Loo, L Yang. Engineering PQS biosynthesis pathway for enhancement of bioelectricity production in Pseudomonas aeruginosa microbial fuel cells. PLoS One 2013. 8(5): e63129
  10. VB Wang, J Du, XF Chen, A Thomas, N Kirchhofer, L Garner, MT Maw, WH Poh, J Hinks, S Wuertz, S Kjelleberg, QC Zhang, SCJ Loo, GC Bazan. Improving Charge Collection in Escherichia coli–Carbon Electrode Devices with Conjugated Oligoelectrolytes.  Physical Chemistry Chemical Physics 2013. Vol. 15 (16): 5867-5872

*For full publication, please refer to: http://www.ntu.edu.sg/home/joachimloo/



  1. SCJ Loo, S Kharel, WL Lee. Fabrication of hollow microparticles. PAT/223/14/14/SG PRV.
  2. J Hinks, JYE Han, SCJ Loo, S Wuertz. Electrochemical detection of E. coli. US Provisional Patent. 2014. TD/091/14. PAT/091/14/14/US PRV. US Provisional application number 62/040,792. Aug 2014.
  3. SCJ Loo, WL Lee, PX Wee. Floating Capsules Encapsulating Particles Loaded With One Or More Drugs. US Provisional Application no. 61/683,955 filed on 16-Aug-2012. US PCT Application No:  PCT/SG2013/000282. 8 July 2013. National Phase: Singapore (11201500227S: 12 Jan 2015) and USA.
  4. SCJ Loo, MP Lim, WL Lee. Methods of Manufacturing Core-Shell Microparticles, and Microparticles Formed Thereof. PCT Application No:  PCT/SG2013/000051 filed 6-Feb-2013. Singapore Application No. 11201404038P.
  5. T Steele, SCJ Loo, S Venkatraman, FYC Boey. A Device for Controlled Release of a Bioactive Agent. PCT Application no. PCT/SG2011/000457. US Application No. : 13/977,332. June 2013.
  6. T Steele, SCJ Loo, S Venkatraman, FYC Boey. Drug loaded Nanoparticles and Microparticles Encapsulated into Low-melting Polyester Wax Films Locally Delivered by Angioplasty Balloons. PCT Application no. PCT/SG2011/000457.
  7. SCJ Loo, K Bastari, S Venkatraman. Method For Coating Particles With Calcium Phosphate and Particles, Microparticles and Nanoparticles Formed Thereof. NTU TD ref: TD/076/09 – US Provisional Application No. 61/416,973 filed 24-Nov-2010 (lapsed). PCT Application no. PCT/SG2011/000414 filed 24-Nov-2011. National phase: USA (Appl. No.: 13/885,931), Europe (Appl. No.: 11842961.2), Singapore.
  8. SCJ Loo, YL Khung, WL Lee. Method for Encapsulating Particles. PCT Application No: PCT/SG2011/000414. National phase: Europe (Appl. No.: 11 842 853.1), Singapore (Appl. No.: 201303178-6). Assigned Singapore Patent No. 190009.
  9. SCJ Loo, WL Lee. Multi-Phase Microparticles and Method of Manufacturing Multi-Phase Microparticles. NTU TD ref: TD/019/09 – US Provisional No. 61/184,559 filed 5 Jun 2009 (lapsed). PCT Application no. PCT/SG2010/000215 filed 7-Jun-2010. National phase: USA.
  10. S Venkatraman, SCJ Loo. Targeted Drug Delivery to Bone. NTU TD ref: TD/024/08 – US Provisional No. 61/184,548 filed 5 Jun 2009 (lapsed). PCT Application no. PCT/SG2010/000214 filed 7-Jun-2010. National phase: Singapore, China, Europe, India and USA (No. 13/375,713). Granted.