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)
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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).
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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).
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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).
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Mishra M, Subbiah A, Joshi RK, Mohanty, T. Chemically synthesized graphene for electrochemical biosensing, Journal of Nanoscience and Nanotechnology 13(6), 4040-4044 (2013).
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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).
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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).
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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).
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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).
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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).
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Recent Advances in biosensors and biosensing protocols – Editorial Article, David Carroll, Subbiah Alwarappan, Journal of Biosensors and Bioelectronics 3 (2012).
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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).
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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).
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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).
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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).
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Liu C, Alwarappan S, Li CZ. Membraneless enzymatic biofuel cell based on graphene nanosheets, Biosensors and Bioelectronics 2010 25 (7):1829-1833.
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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).
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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).
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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).
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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).
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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).
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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).
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Prabhulkhar S, Alwarappan S, Li CZ. Amperometric micro immunosensor for the detection of tumor biomarker. Biosensors and Bioelectronics 2009: 24(12):3524-3530.
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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).
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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).
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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).
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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).
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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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