Xiaojun CHEN

Senior Research Scientist

Tel: +65 6319 4797

Email: xjchen@imre.a-star.edu.sg


Senior Research Scientist, NanoBio Lab, Singapore, 2018‐present

R&D Head (Acting), Lite‐on Biomedical R&D Centre, Singapore, 2016‐2017

R&D Manager, Lite‐on Biomedical R&D Centre, Singapore, 2016‐2016

Managing Product Engineer, Nitto Denko Asia Technical Centre Pte Ltd,

Singapore, 2012‐2016


Ph.D. in Materials Science, Nanyang Technological University, Singapore, 2003

M.S. in Chemical Engineering, Zhejiang University, China, 1997

B.M. in Electrochemical Engineering, Harbin Institute of Technology, China, 1994

Publications

  1. A. A. AbdelHamid, X. Yang, J. Yang, X. Chen, J. Y. Ying, “Graphene‐Wrapped Nickel Sulfide Nanoprisms with Improved Performance for Li‐ion Battery Anodes and Supercapacitors,” Nano Energy, 26 (2016) 425‐437

  2. M. H. Wong, Z. X. Zhang, X. F. Yang, X. J. Chen, J. Y. Ying, “One‐Pot In Situ Redox Synthesis of Hexacyanoferrate/Conductive Polymer Hybrids as Lithium‐Ion Battery Cathode,” Chem. Commun., 51 (2015) 13674

  3. J. Yang, L. L. Chng, X. Yang, X. Chen, J. Y. Ying, “Multiply‐Twinned Intermetallic AuCu Pentagonal Nanorods,” Chem. Commun., 50[9] (2014) 1141‐114

  4. J. Yang, X. Chen, X. Yang, J. Y. Ying, “Stabilization and Compressive Strain Effect of AuCu Core on Pt Shell for Oxygen Reduction Reaction,” Energy & Environmental Science, 5 (2012) 8976‐8981

  5. X. Chen, A. Ying, Z. Q. Gao, “Highly Sensitive and Selective Colorimetric Genotyping of Single‐Nucleotide Polymorphisms Based on Enzyme‐Amplified Ligation on Magnetic Beads,” Biosensors and Bioelectronics, 36 (2012) 89‐94

  6. X. J. Chen, Y. B. Zu, H. Xie, A. M. Kemas, Z. Q. Gao, “Coordination of Mercury(II) to Gold Nanoparticle Associated Nitrotriazole Towards Sensitive Colorimetric Detection of Mercuric Ion with Tunable Dynamic Range,” Analyst, 136 (2011) 1690‐1696

  7. Y. Peng, X. Chen, G. Yi, Z. Gao, “Mechanism of the Oxidation of Organic Dyes in the Presence of Nanoceria,” Chemical Communications, 47 (2011) 2916‐2918

  8. Y. F. Peng, X. J. Chen, Z. Q. Gao, “Determination of Trace Amounts of Mercury Using Hierarchically Nanostructured Europium Oxide,” Talanta, 82 (2010) 1924‐1928

  9. X. J. Chen, S. Roy, Y. F. Peng, Z. Q. Gao, “Electrical Sensor Array For Polymerase Chain Reaction‐Free Messenger RNA Expression Profiling,” Analytical Chemistry, 82 (2010) 5958‐5964

  10. X. J. Chen, H. Xie, Z. Y. Seow, Z. Q. Gao, “An Ultrasensitive DNA Biosensor Based on Enzyme‐Catalyzed Deposition of Cupric Hexacyanoferrate Nanoparticle,” Biosensors and Bioelectronics, 25 (2010) 1420‐1426

  11. S. Roy, X. J. Chen, M. H. Li, Y. F. Peng, F. Anariba, Z. Q. Gao, “Mass‐Produced Nanogap Sensor Arrays for Ultrasensitive Detection of DNA,” Journal of the American Chemical Society, 131 (2009) 12211‐12217

  12. X. J. Chen, L. G. Yu, K. A. Khor, G. Sundararajan, “The Effect of Boron‐Pack Refreshment on the Boriding of Mild Steel by the Spark Plasma Sintering (SPS) Process,” Surface and Coatings Technology, 202 (2008) 2830‐2836

  13. X. J. Chen, A. C. West, D. M. Cropek, S. Banta, “Detection of the Superoxide Radical Anion Using Various Alkanethiol Monolayers and Immobilized Cytochrome c,” Analytical Chemistry, 80 (2008) 9622‐9629

  14. X. J. Chen, Q. L. Liu, S. H. Chan, N. P. Brandon, K. A. Khor, “Sulfur‐Tolerance and Hydrocarbon‐Stability of La0.75Sr0.25Cr0.5Mn0.5O3/Gd0.2Ce0.8O1.9 Composite Anode under Anodic Polarization,” Journal of the Electrochemical Society, 154 (2007) B1206‐B1210

  15. Z. W. Zhao, X. J. Chen, B. K. Tay, J. S. Chen, K. A. Khor , “A Novel Amperometric Biosensor Based On ZnO:Co Nanoclusters for Biosensing Glucose,” Biosensors and Bioelectronics, 23 (2007) 135‐139

  16. X. J. Chen, X. B. Yan, K. A. Khor, B. K. Tay, “Multilayer Assembly of Positively Charged Polyelectrolyte and Negatively Charged Glucose Oxidase on a 3D Nafion Network For Detecting Glucose,” Biosensors and Bioelectronics, 22 (2007) 3256‐3260

  17. X. B. Yan, X. J. Chen, B. K. Tay, K. A. Khor, “Transparent and Flexible Glucose Biosensor Via Layer‐By‐Layer Assembly of Multi‐Wall Carbon Nanotubes and Glucose Oxidase,” Electrochemistry Communications, 9 (2007) 1269‐1275

  18. X. J. Chen, Q. L. Liu, S. H. Chan, N. P. Brandon, K. A. Khor, “High Performance Cathode‐Supported SOFC with Perovskite Anode Operating in Weakly Humidified Hydrogen and Methane,” Electrochemistry Communications, 9 (2007) 767‐772

  19. X. J. Chen, Q. L. Liu, K. A. Khor, S. H. Chan, “High Performance (La,Sr)(Cr,Mn)O3/(Gd,Ce)O2–δ Composite Anode for Direct Oxidation of Methane,” Journal of Power Sources, 165 (2007) 34‐40

  20. S. P. Jiang, X. J. Chen, S. H. Chan, J. T. Kwok, K. A. Khor, “(La0.75Sr0.25)(Cr0.5Mn0.5)O3/YSZ Composite Anodes for Methane Oxidation Reaction in Solid Oxide Fuel Cells,” Solid State Ionics, 177 (2006) 149‐157

  21. S. P. Jiang, X. J. Chen, S. H. Chan, J. T. Kwok, “GDC‐Impregnated La0.75Sr0.2Cr0.5Mn0.5O3 Anodes for Direct Utilization of Methane in Solid Oxide Fuel Cells,” Journal of the Electrochemical Society, 153 (2006) A850‐A856

  22. Q. L. Liu, K. A. Khor, S. H. Chan, X. J. Chen, “Anode‐Supported Solid Oxide Fuel Cell with Yttria‐Stabilized Zirconia/Gadolinia‐Doped Ceria Bilalyer Electrolyte Prepared by Wet Ceramic Co‐Sintering Process,” Journal of Power Sources, 162 (2006) 1036‐1042

  23. X. J. Chen, K. A. Khor, S. H. Chan, “Reducing Effect of Contaminants in Solid Oxide Fuel Cell (SOFC) Electrolyte by Spark Plasma Sintering (SPS),” Advances in Applied Ceramics, 104 (2005) 117‐122

  24. X. J. Chen, K. A. Khor, S. H. Chan, “Suppression of Carbon Deposition at CeO2‐Modified Ni/YSZ Anodes in Weakly Humidified CH4 at 850°C,” Electrochemical and Solid‐State Letters, 8 (2005) A79‐A82

  25. L. G. Yu, X. J. Chen, K. A. Khor, G. Sundararajan, “FeB/Fe2B Phase Transformation During SPS Pack‐Boriding: Boride Layer Growth Kinetics,” Acta Materialia, 53 (2005) 2361‐2368

  26. X. J. Chen, S. H. Chan, K. A. Khor, “Simulation of Composite Cathode in Solid Oxide Fuel Cells,” Electrochimica Acta, 49 (2004) 1851‐1861

  27. X. J. Chen, K. A. Khor, S. H. Chan, “Overcoming the Effect of Contaminant in Solid Oxide Fuel Cell (SOFC) Electrolyte: Spark Plasma Sintering (SPS) of 0.5 wt. % Silica‐Doped Yttria‐Stabilized Zirconia (YSZ),” Materials Science and Engineering A, 374 (2004) 64‐71

  28. X. J. Chen, S. H. Chan, K. A. Khor, “Defect Chemistry Of LaxSr1‐xMnO3 Under Cathodic Polarization,” Electrochemical and Solid‐State Letters, 7 (2004) A144‐147

  29. K. A. Khor, X. J. Chen, S. H. Chan, L. G. Yu, “Modification of Plasma Sprayed 20 wt % Yttria Stabilized Zirconia Electrolyte by Spark Plasma Sintering (SPS) Technique,” Materials Science and Engineering A, 336 (2004) 120‐126

  30. X. J. Chen, K. A. Khor, S. H. Chan, “Electrochemical Behavior of LSM Electrode under Cathodic and Anodic Polarization,” Solid State Ionics, 167 (2004) 379‐387

  31. S. H. Chan, X. J. Chen, K. A. Khor, “Cathode Micro‐Model for Solid Oxide Fuel Cell,” Journal of the Electrochemical Society, 151 (2004) A164‐A172

  32. X. J. Chen, S. H. Chan, K. A. Khor, “Cyclic Voltammetry of (La,Sr)MnO3 Electrode On YSZ Substrate,” Solid State Ionics, 164 (2003) 17‐25

  33. X. J. Chen, K. A. Khor, S. H. Chan, “Identification of Oxygen Reduction Processes at YSZ/LSM Interface,” Journal of Power Sources, 123 (2003) 17‐25

  34. K. A. Khor, L. G. Yu, S. H. Chan, X. J. Chen, “Densification of Plasma Sprayed YSZ Electrolytes by Spark Plasma Sintering (SPS),” Journal of the European Ceramic Society, 23 (2003) 1855‐1863

  35. S. H. Chan, X. J. Chen, K. A. Khor, “Bi‐Layer Electrolyte Model for Solid Oxide Fuel Cells,” Solid State Ionics, 158 (2003) 29‐43

  36. X. J. Chen, K. A. Khor, S. H. Chan, “Preparation Yttria‐Stabilized Zirconia Electrolyte by Spark‐Plasma Sintering,” Materials Science and Engineering A, 341 (2003) 43‐48

  37. S. H. Chan, X. J. Chen, K. A. Khor, “An Electrolyte Model for Ceramic Oxygen Generator and Solid Oxide Fuel Cell,” Journal of Power Source, 111 (2002) 320‐328

  38. X. J. Chen, K. A. Khor, S. H. Chan, “Influence of Microstructure on the Ionic Conductivity of Yttria‐Stabilized Zirconia Electrolyte,” Materials Science and Engineering A, 335 (2002) 246‐252

  39. S. H. Chan, X. J. Chen, K. A. Khor, “Reliability and Accuracy of Measured Overpotential in a Three‐Electrode Fuel Cell System,” Journal of Applied Electrochemistry, 31 (2001) 1163‐1170

Patents

  1. J. Y. Ying, G. Xu, R. Deng, X. Chen, “Apparatus for a Diaper, a System, a Diaper and a Method of Manufacturing an Electrode,” US Patent Granted in October 2018

  2. X. Chen, Y. Wang, P. S. Ho, X. E. Yeo “Urinalysis Device and Dry Reagent for Quantitative Urinalysis,” WO/2015/130225

  3. B. S. Bhola, J. Xu, K. Takayama, X. Chen, Y. Wang, P. S. Ho, X. E. Yeo “Urinalysis Instrument Design for Quantitative Urinalysis,” WO/2015/130233