Biography

Dr. Subbiah Alwarappan

CSIR-Central Electrochemical Research Institute Karaikudi 630006, Tamilnadu, India

Scientist


Email: salwarap@gmail.com


Qualifications

2007 PhD Electroanalytical Chemistry, Department of Chemistry & Biomolecular Sciences, Macquarie University, Sydney, Australia

2001 MSc Chemistry, Department of Chemistry, Presidency College, India .

1999 BSc Chemistry , Department of Chemistry, Alagappa Government Arts College


Publications (selected)

  1. C. Wang, S. Ravi, U.S. Garapati, M. Das, M. Howell, J. Mallela, S. Alwarappan, S.S Mohapatra, S. Mohapatra, Multifunctional Chitosan Magnetic-Graphene Nanoparticles: A theranostic platform for tumor targeted co-delivery of drugs, genes and MRI contrast agents. Journal of Materials Chemistry B 1, 4396-4405 (2013).
  2. S. Ganesan, S. Anitha, S. Alwarappan, L. Rajendran, Mathematical Modeling of a carrier mediated transport process in a liquid membrane, The Journal of Membrane Biology 246, 435-442 (2013).
  3. Dixit S, Das, M, Alwarappan S, Goicochea N.L, Howell M, Mohapatra S, Mohapatra SS. Phospholipid micelle encapsulated gadolinium oxide nanoparticles for imaging and gene delivery. RSC Advances 3, 2727-2735 (2013).
  4. Mishra M, Subbiah A, Joshi RK, Mohanty, T. Chemically synthesized graphene for electrochemical biosensing, Journal of Nanoscience and Nanotechnology 13(6), 4040-4044 (2013).
  5. Alwarappan S, Boyapalle S, Mohapatra S, Li CZ and Kumar A. Comparative study of “single, few and multilayered graphene” towards enzyme conjugation and electrochemical response. Journal of Physical Chemistry C 116 (11), 6556-6559 (2012).
  6. Alwarappan S, Cisell K, Dixit S, Li CZ, and Mohapatra S. Chitosan-Modified Graphene Electrodes for DNA Mutation Analysis. Journal of Electroanalytical Chemistry 686, 69-72 (2012).
  7. Alwarappan S, Pillai S, Singh SR, Mohapatra S and Kumar A. Direct electrochemistry of glucose oxidase on a gold electrode modified with “graphene”. Analytical Letters 45(7), 746-753 (2012).
  8. Joshi N, Alwarappan S, Pillai S, Singh SR, Ram MK and Kumar A. Gold nanoparticle modified glassy carbon electrodes as electrochemical biosensors. Advanced Science Letters 4 (1), 131-134 (2012).
  9. Shanmugarajan A, Alwarappan S, Laxmanan R Approximate analytical solution of non-linear reaction’s diffusion equation at conducting polymer ultra microelectrodes. ISRN Physical Chemistry 2012, 1-12 (2012).
  10. Recent Advances in biosensors and biosensing protocols – Editorial Article, David Carroll, Subbiah Alwarappan, Journal of Biosensors and Bioelectronics 3 (2012).
  11. Shanmugarajan A, Alwarappan S, Somasundaram S, Rajendran L. Analytical solution of amperometric enzymatic reactions based on Homotopy perturbation method. Electrochim. Acta, 56, 3345-3352 (2011).
  12. Shanmugarajan A, Alwarappan S, Rajendran L. Analytical expression of non-steady state concentrations and current pertaining to compounds present in the enzyme membrane of biosensor. Journal of Physical Chemistry A 115(17), 4299-4306 (2011).
  13. Alwarappan S, Joshi RK, Ram MK, Kumar A. Direct electron transfer mechanism of Cytochrome C at graphene electrode. Applied Physics Letter 96(1), 263702 (2010).
  14. Alwarappan S, Liu C, Kumar A, Li CZ. Enzyme doped graphene for enhanced glucose biosensing. Journal of Physical Chemistry C 114(30), 12920-12924 (2010).
  15. Liu C, Alwarappan S, Li CZ. Membraneless enzymatic biofuel cell based on graphene nanosheets, Biosensors and Bioelectronics 2010 25 (7):1829-1833.
  16. Alwarappan S, Liu G, Li CZ. Simultaneous detection of dopamine, ascorbic acid and uric acid at electrochemically pretreated carbon nanotube biosensors. Nanomedicine: Nanotechnology, Biology and Medicine 6(1), e52-e57 (2010).
  17. Shanmugarajan A, Alwarappan S, Laxmanan R, Kumar A. Solutions of the coupled reaction and diffusion equations within polymer modified ultramicroelectrodes. Journal of Physical Chemistry A 114(26), 7030-7037 (2010).
  18. Joshi RK, West L, Kumar A, Kumar A, Alwarappan S, Joshi N. Production of semiconducting Au-DNA nanowire by the application of DC bias. Nanotechnology 21(18), 185604 (2010).
  19. P. Manimozhi, A.Subbiah, L. Rajendran. Solution of steady state substrate concentration in the action of biosensor response at mixed enzyme kinetics. Sensors and Actuators:B (Chemical) 147(1), 290-297 (2010).
  20. Alwarappan S, Erdem A, Liu C, Li CZ. Probing the electrochemical properties of graphene nanosheets for biosensing applications. Journal of Physical Chemistry C 113(20), 8853-8857 (2009).
  21. Alwarappan S, Prabhulkar S, Durygin A, Li CZ. The effect of electrochemical pretreatment on the sensing performance of single walled carbon nanotubes. Journal of Nanoscience and Nanotechnology 9, 2991–2996 (2009).
  22. Prabhulkhar S, Alwarappan S, Li CZ. Amperometric micro immunosensor for the detection of tumor biomarker. Biosensors and Bioelectronics 2009: 24(12):3524-3530.
  23. Li CZ, Alwarappan S, Zhang W, Scafa N, Zhang X. Metallo Protoporphyrin functionalized microelectrodes for electrocatalytic sensing of nitric oxide. American Journal of Biomed.Science 1(3), 274-282 (2009).
  24. Alwarappan S, Butcher KSA, Wong DKY. Evaluation of hydrogenated physically small carbon electrodes in resisting fouling during voltammetric detection of dopamine. Sensors and Actuators: B (Chemical), 128, 299-305 (2007).
  25. Alwarappan S, Chellammal S, Basha CA, Raghavan M. Electrochemical treatment of xylenol orange dye wastewater at RuO2/Ti anode. Bulletin of Electrochemistry 19(3), 127-132 (2003).
  26. Rajendran L, Alwarappan S, Vasudevan T. A two-point Pade approximation for the mass-transfer rate at rotating disc electrodes. Journal of Electroanalytical Chemistry 547(2), 173-177 (2003).
  27. Alwarappan S, Chellammal S, Basha CA, Raghavan M. Comparative studies on the recovery of copper and removal of organic pollutants from the copper phthalocyanine dye process stream at PbO2/Ti and SnO2/Ti anodes. Journal of the Electrochemical Society of India 51(2), 87-90 (2002).


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