School of Chemical Sciences  |  Main Campus

Dr. LIM GIN KEAT

Senior Lecturer

Education

  • B. Sc. (Hons.) & M. Sc – UPM, Ph. D. – Cardiff, Wales, UK

Areas of Expertise

  • Natural Product (Isolation of Bioactive Compounds)

Research

REsearch Interest

  1. Structure Determination of organic materials using Powder X-Ray Diffraction (PXRD) data.

  2. New materials preparation from solid-state/solventless green chemistry processes.

  3. Extraction, isolation and structure elucidation of natural products from Malaysian plants.

  4. Malaysia street foods analysis.

  5. Natural colors extractions.

  6. Microscale Chemistry.



REsearch ToPICS

1. Perparation of new materials from solid-state processes, e.g. solid-state grinding process (mechanochemistry), solid-state dehydration process, solid-state reaction process.

2. Structure determination of organic structures using PXRD data.

3. Chemical constituents and biological activities of Malaysian plants.

4. Isolation and bioactivity of essential oils yields from Malaysian plants.

5. Malaysia street foods analysis.

6. Natural colors extractions.

7. Microscale Chemistry.


USM EXPERTS

Spotlights

  • Selected Publication

    1. Lim Gin Keat (2005) “Chemical Constituents and Biological Activity of Clausena excavata (Rutaceae)” Master of Science Thesis, Universiti Putra Malaysi

    2. Gin Keat Lim, Zhongfu Zhou, Kotaro Fujii, Patrizia Calcagno, Emilio Tedesco, Simon J. Kitchin, Benson M. Kariuki, Douglas Philp, and Kenneth D. M. Harris (2010) “Arrays of P=O Dipoles As a Recurrent Structural Motif in Bis-Diphenylphosphine Oxides, Established from Powder X-ray Diffraction”, Crystal Growth and Design, Vol. 10, Iss. 8, pp. 3814-3818

    3. Gin Keat Lim, Kotaro Fujii, Kenneth D. M. Harris, and David Apperley (2011) “Structure Determination from Powder X-ray Diffraction Data of a New Polymorph of a High-Density Organic Hydrate Material, with an Assessment of Hydrogen-Bond Disorder by Rietveld Refinement”, Crystal Growth and Design, Vol. 11, Iss. 12, pp. 5192-5199

    4. Gin Keat Lim (2011) “New Opportunity for Structure Determination of Organic Materials from Powder X-ray Diffraction Data”, Bulletin of School of Chemical Sciences, Universiti Sains Malaysia, Vol. 9, pp. 24-27

    5. Emilie Courvoisier, P. Andrew Williams, Gin Keat Lim, Colan E. Hughes, and Kenneth D. M. Harris (2012) “The Crystal Structure of L-Argenine”, Chemical Communication, Vol. 48, Iss. 22, pp. 2761-2763.

    6. P. Andrew Williams, Colan E. Hughes, Gin Keat Lim, Benson M. Kariuki, and Kenneth D.M. Harris (2012) “Discovery of a New System Exhibiting Abundant Polymorphism: m-Aminobenzoic Acid”, Crystal Growth and Design, Vol. 12, Iss. 6, pp. 3104-3113

    7. James A. Platts, Hasmerya Maarof, Kenneth D. M. Harris, Gin Keat Lim and David J. Willock (2012) “The Effect of Intermolecular Hydrogen Bonding on the Planarity of Amides”, Physical Chemistry Chemical Physics, Vol. 14, Iss. 34, 11944-11952

    8. Lim Gin Keat (2012) “Fundamental Studies and Applications of Structure Determination of Organic Materials from Powder X-Ray Diffraction Data” Doctor of Philosophy Thesis, Cardiff University

    9. Benjamin Palmer, Gregory Edwards-Gau, Anabel Morte-Rodenas, Benson M. Kariuki, Lim Gin Keat, Kenneth D.M. Harris, Igor Doldnya, Stephen Collins (2012) “X-ray Birefringence: A New Strategy for Determining Molecular Orientation in Materials", The Journal of Physical Chemistry Letters, Vol. 3, Iss. 21, 3216–3222

    10. Xiaohe Ma, Gin Keat Lim, Kenneth DM Harris, David C Apperley, Peter N Horton, Mike Hursthouse, Stuart James (2012) “Efficient, scalable and solvent-free mechanochemical synthesis of the OLED material Alq3 (q = 8-hydroxyquinolinate)”, Crystal Growth & Design, Vol. 12, Iss. 12, 5869–5872

    11. SP Collins, I Dolbnya, BA Palmer, GR Edwards-Gau, A Morte-Ródenas, BM Kariuki, Gin Keat Lim, KDM Harris, Y Joly (2013) “X-ray Birefringence in highly Anisotropic Materials”, Journal of Physics: Conference Series, Vol. 425, Iss. 13, 132015–132019

    12. Tian Hai Peh, Gin Keat Lim, Yun Hin Taufiq-Yap, Gwendoline Cheng Lian Ee, Marwardi Rahman, Mohd Aspollah Sukari (2013) “A New Cytotoxic Carbazole Alkaloid Isolated from the Stem Bark of Malaysian Clausena Excavata”, Canadian Chemical Transactions, Vol. 1, Iss. 3, 165-172

    13. Javier Martí-Rujas, Lorenzo Meazza, Gin Keat Lim, Giancarlo Terraneo, Kenneth D. M. Harris, Tullio Pilati, Pierangelo Metrangolo, Giuseppe Resnati (2013) “An adaptable and dynamically porous organic salt traps unique tetrahalide dianions”, Angewandte Chemie International Edition, Vol. 52, Iss. 50, 13444-13448

    14. Eng-Poh Ng, Gin Keat Lim, Guo-Lun Khoo, Kok-Hou Tan, Boon Seng Ooi, Farook Adam, Tau Chuan Ling, Ka-Lun Wong (2015) “Synthesis of colloidal stable Linde Type J (LTJ) zeolite nanocrystals from rice husk silica and their catalytic performance in Knoevenagel reaction”, Materials Chemistry and Physics, Vol 155, 30-35

    15. C. S. Chidan Kumar, Huey Chong Kwong, Siau Hui Mah, Tze Shyang Chia, Wan-Sin Loh, Ching Kheng Quah, Gin Keat Lim, Siddegowda Chandraju, Hoong-Kun Fun (2015) “Synthesis and crystallographic insight to the structural aspects of some novel adamantane based ester derivatives”

  • PhD Project Supervised

    1. XRD Crystallography Analysis, Material Chemistry, Anticancer study.

     

     

     

  • MSc. Project Supervised

    1. Food Analysis, Natural Product Chemistry, NMR analysis.

  • Collaboration

    1. Seeking for long term collaborations.

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School of Chemical Sciences
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