Research Interests

Dr. Rakhi's research interests include graphene, carbon based nanocomposites, MXenes, electrochemical energy storage devices, and electrochemical sensors

Selected Publications

• R.B. Rakhi, W. Chen, D.K. Cha, and H.N. Alshareef; “Substrate Dependent Self-Organization of Mesoporous Cobalt Oxide Nanowires with Remarkable Pseudocapacitance”, Nanoletters; 2012, 12(5): 2559-2567.

• R.B. Rakhi, W. Chen, D.K. Cha, and H.N. Alshareef; “Nanostructured Ternary Electrodes for Energy Storage Applications”, Advanced Energy Materials,2012, 2: 381–389. 

• R.B. Rakhi, Bilal Ahmed, M. N.Hedhili, D. H. Anjum, and H.N. Alshareef; "Effect of post-etch annealing gas composition on the structural and electrochemical properties of Ti2CTx MXene electrodes for supercapacitor applications", Chemistry of Materials, 2015, 27(15): 5314-5323

• ​R.B. Rakhi, P Nayak, Chuan Xia, Alshareef HN; "Novel amperometric glucose biosensor based on MXene nanocomposite, Scientific Reports. 2016;6:36422

• R.B. Rakhi, Bilal Ahmed, Dalaver H Anjum, Husam N Alshareef "Direct Chemical Synthesis of MnO2 Nanowhiskers on Transition-Metal Carbide Surfaces for Supercapacitor Applications"​, ACS Appl. Mater. Interfaces, 2016, 8 (29): 18806–18814​

• R.B. Rakhi, and M.L. Lekshmi; "Reduced graphene oxide based ternary nanocomposite cathodes for high-performance aqueous asymmetric supercapacitors", Electrochimica Acta. 2017, 231: 539-548.

• S. Sharath Shankar, Rayammarakkar M. Shereema, RB Rakhi; "Electrochemical determination of Adrenaline using MXene/Graphite composite paste electrodes", ACS Applied Materials & Interfaces, 2018, 10 (50): pp 43343–43351

• PM Anjana, MR Bindhu, M Umadevi, R.B. Rakhi; "Antibacterial and electrochemical activities of silver, gold, and palladium nanoparticles dispersed amorphous carbon composites", Applied Surface Science,2019, 479: 96-1041.

• S. Sharath Shankar, Rayammarakkar M. Shereema, Vishnu Ramachandran, T. V. Sruthi, V. B. Sameer Kumar, and RB Rakhi; "Electrochemical determination of Adrenaline using MXene/Graphite composite paste electrodes", ACS Omega ACS Omega, 2019, 4 (4):7903–7910.

Educational Qualifications

• M.Sc. in Physics   University of Kerala, India  2000   ( First  rank)

• B. Ed.    in Physical Sciences University of Kerala, India  2001 

• M.Phil.   in Physics   University of Kerala, India  2002

• Ph.D. in Physics   IIT Madras, India   2009  (Best thesis award)            

Awards

• MRSI Medal 2024

• Name is included in the compendium on 'CSIR Women Achievers in STEM' released in 2023. 

• Name has been included in the list of top 2% scientists published by Elsevier, based on the study conducted by Stanford University consecutively for the last five years (2020, 2021, 2022, 2023, and 2024) for her research in the field of Applied Physics-Nanotechnology .

• UGC-FRP assistant professorship, UGC, Govt. of India, 2017

• Ramanujan Fellowship from Science and Engineering Research Board, Department of Science and Technology (SERB-DST), Govt. of India in 2015

• SABIC International Post-doctoral Fellowship award consecutively for the years 2012 and 2013

• Prof. A.L. Laskar award for the best Ph.D. thesis in Physics from IIT Madras, 2009.

• First Ph. D student From IIT Madras Physics Department to visit NUS as a part of NUS-India Research Initiative (IRI) program.

• First rank in M.Sc. (Physics) examination conducted by University of Kerala, India in 2000.

• Awarded both Junior and Senior Research Fellowships by ‘Council of Scientific and Industrial Research’ (CSIR), Government of India (2004) after qualifying the national level competitive examination, the Joint UGC-CSIR National Eligibility Test.

• Awarded the best poster prize in International Symposium of Research Scholars (ISRS-2006), held at IIT Madras, Chennai during 18th to 20th of December, 2006.

• Awarded the best paper prize in International Symposium of Research Scholars (ISRS-2008), held at IIT Madras, Chennai during 10th to 12th of December, 2008.

•  Three articles on supercapacitors, published in Nanoletters and Advanced Functional Materials were highlighted in nanowerk. 

• Awarded the best paper prize in Global Collaborative Research (GCR) Symposium held at KAUST, Saudi Arabia during 26-27 March 2014.