Personal Details

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Dr. REN Yi

Scientist II


Electronic Materials (ELE) Department


2 Fusionopolis Way. Innovis, #08-03, Singapore 138634

Research Details

Functional materials and devices for energy and environment applications

Material analysis and characterization

Thin film and nanostructure growth

Electrochemistry (corrosion, catalysis, energy storage, EIS)

Chromoatogrphy and mass spectrometry for trace component analysis

Surface and interface characterization using photoemission

Semiconductor processing

Chromogenic materials

Development of tandem catalysts for the efficient sorption and electroreduction of carbon dioxide to high value products

Models for improved electroplating of TSV and enhanced electromigration reliability

Development of analytical protocols and automated analysis system for the chemical fingerprinting of TCM

Development of a healing, joining technique for SiC, SiN ceramic composite material

Adsorption mechanism of functional metal hydroxides for water treatment technologies

Development of flexible, low cost and energy efficient electrochromic devices from layered double hydroxides

Sand particles adhesion to flat plates experiments and computational modeling

Interfaces and heterojunctions of metal oxide for electrochromic and energy related applications

Solution processed interfacial materials for efficient and stable organic electronic devices                            


Sep 2012 - present  Scientist II, Institute of Materials Research and Engineering (A*STAR)                                            

- Ph.D (NGS), National University of Singapore, Singapore, 2012

- B. Eng (ECE), National University of Singapore, Singapore, 2008

2017 Gold Award (Student), Singapore Science and Engineering Fair

2016 3rd Place (Student), Intel International Science and Engineering Fair

2016 Gold Award (Student), Singapore Science and Engineering Fair

2016 Best Poster, International Conference on Electronic Materials

2008 NUS Graduate School for Integrative Sciences and Engineering (NGS) Scholarship

2007 Motorola Foundation Scholarship

Project Management Institute (PMI), member

- J. Liu, L. M. Wong, Gurudayal, L. H. Wong, S. Y. Chiam, S. F. Y. Li, Y. Ren*. 2016. Immobilization of dye pollutant on iron hydroxide coated substrates: kinetics, efficiency and adsorption mechanism. Journal of Materials Chemistry A 4, 13280-13288

- L. Kong, B. Dasgupta, Y. Ren, P. Mohseni, M. Hong, X. Li, W. K. Chim. 2016. Evidences for redox reaction driven charge transfer and mass transport in metal-assisted chemical etching of silicon, Scientific Report, DOI: 10.1038/srep36582

- L. Guo, Y. Ren, L. Y. Kong, W. K. Chim, S. Y. Chiam. 2016. Creating ordered fragmentation at the nanoscale, Nature Communication, DOI:10.1038/ncomms13148

- P. D. Tran, T. V. Tran, M. Orio, S. Torelli, Q. D. Truong, K. Nayuki, Y. Sasaki, S. Y. Chiam, Y. Ren, I. Honma, J. Barber, V. Artero. 2016. Coordination polymer structure and revisited hydrogen evolution catalytic mechanism for amorphous molybdenum sulfide, Nature Materials 15, 640-646

- R. P. Antony, T. Baikie, S. Y. Chiam, Y. Ren, R. R. Prabhakar, S. K. Batabyal, S. C. J. Loo, J. Barber, L. H. Wang. 2016. Catalytic effect of Bi5+ in enhanced solar water splitting of tetragonal BiV0.8Mo0.2O4, Applied Catalysis A: General 526, 21-27

- J. Sun, S. Y. Chiam, Y. Ren, et al. 2015. Effect of Zn(O,S) buffer layer thickness on charge carrier relaxation dynamics of CuInSe2 solar cell. Solar Energy 115, 396-404

- W. L. Leong, Y. Ren, et al. 2015. Efficient Polymer Solar Cells Enabled by Low Temperature Processed Ternary Metal Oxide as Electron Transport Interlayer with Large Stoichiometry Window. ACS Applied Materials and Interfaces 7, 11099-11106

- Y. Chen, P. D. Tran, P. Boix, Y. Ren, et al. 2015. Silicon decorated with amorphous cobalt molybdenum sulfide catalyst as an efficient photocathode for solar hydrogen generation. ACS Nano 9, 3829-3836

- B. Dasgupta, Y. Ren, et al. 2015. Detrimental effects of oxygen vacancies in electrochromic molybdenum oxide. The Journal of Physical Chemistry C 119, 10592-10601

- L. Guo, Y. Ren, et al. 2014. Nanostructuring of nickel hydroxide via a template solution approach for efficient electrochemical devices. Small 10, 2611-2617

- D. Y. W. Yu, R. L. Lee, Y. Ren, et al. 2014. Electrochemical characterization of novel layered Cu2MS4 materials for Li-ion batteries (M = Mo). Electrochimica Acta 115, 337-343

- Y. Ren et al. 2013. The coloration and degradation mechanisms of electrochromic nickel oxide. Solar Energy Materials and Solar Cells 116, 83-88

- J. Liu, Y. Ren, et al. 2013. The role of ions and reaction sites for electrochemical reversible charge cycling in mesoporous nickel hydroxides. Jounal of Materials Chemistry A 1, 15095-15101

- P. D. Tran, S. Y. Chiam, P. P. Boix, Y. Ren, et al. 2013. Novel cobalt/nickel–tungsten-sulfide catalysts for electrocatalytic hydrogen generation from water. Energy & Environmental Science 6, 2452-2459

- R. L. Lee, P. D. Tran, S. S. Pramana, S. Y. Chiam, Y. Ren, et al. 2013. Assembling graphitic-carbon-nitride with cobalt-oxide-phosphate to construct an efficient hybrid photocatalyst for water splitting application. Catalysis Science & Technology 3, 1694-1698

- B. Dasgupta, W. P. Goh, Z. E. Ooi, L. M. Wong, C. Y. Jiang, Y. Ren, et al. 2013. Enhanced extraction rates through gap states of molybdenum oxide anode buffer. The Journal of Physical Chemistry C 117, 9206-9211

- C. Pi, Y. Ren, et al. 2012. Unipolar memristive switching in yttrium oxide and RESET current reduction using a yttrium interlayer. Electrochemical and Solid State Letters 15, G5

- Y. Ren, et al. 2011. Diameter dependence of the void formation in the oxidation of nickel nanowires. Nanotechnology 22, 235606

- Y. Ren, et al. 2010. Formation of nickel oxide nanotubes with uniform wall thickness by low-temperature thermal oxidation through understanding the limiting effect of vacancy diffusion and the Kirkendall phenomenon. Advanced Functional Materials, 20, 3336

- C. Pi, Y. Ren, et al. 2010. Investigation of bipolar resistive switching and the time-dependent SET process in silver sulfide/silver thin films and nanowire array structures. Nanotechnology 21, 085709

- S. Y. Chiam, W. K. Chim, Y. Ren, et al. 2008. Effects of annealing on the valence band offsets between hafnium aluminate and silicon. Journal of Applied Physics 104, 063714

An adsorbent material. Y. Ren, S. Y. Chiam, L. M. Wong. USA 2017

Method for sensing using chemochromic inorganic hydroxide. Y. Y. Loh, Y. Ren, S. Y. Chiam. Singapore 2015

Last updated on : 30 Oct 2017 01:56 PM