Nanotechnology based on GRAPHENE and CONDUCTING POLYMERS for:

• Sensing and bio-sensing devices: Synthesis of graphene based nanocomposites for the sensing of harmful chemicals or vital biomolecules, using either electrochemical or optical sensing techniques.

• Energy storage devices and supercapacitors: Applications of graphene and conducting polymers based nanomaterials for the fabrication of energy storage devices.

• Electromagnetic Interference (EMI) shielding materials: Synthesis of nanomaterials and their applicability as shielding materials to block harmful EM waves in Radar and antennas safety applications in Defence.

• Hydrogen generation and storage, electro-catalysis, identifying DNA mismatching, for DNA-Protein separation techniques and synthesizing graphene quantum dots (GQDs) for unlike sensing techniques.

(in chronological order)

1. Conducting polymer based manganese dioxide nanocomposite as supercapacitor, P Sen, A De, AD Chowdhury, SK Bandyopadhyay, N Agnihotri. Electrochimica Acta (2013) 108, 265-273.

2. Conducting CoMn₂O₄-PEDOT nanocomposites as catalyst in oxygen reduction reaction, Ankan De Chowdhury, Nidhi Agnihotri, Pintu Sen, Amitabha De, Electrochimica Acta (2014) 118, 81-87.

3. Detection of positional mismatch in oligonucleotide by electrochemical method, AD Chowdhury, N Agnihotri, A De, M Sarkar; Sensors and Actuators B: Chemical (2014) 202, 917-923.

4. Non-Enzymatic Electrochemical Detection of Cholesterol using β-Cyclodextrin Functionalized Graphene, N Agnihotri^#, AD Chowdhury^#, A De. Biosensors and Bioelectronics (2015) 63, 212-217.

Featured in NATURE INDIA -http://www.natureasia.com/en/nindia/article/10.1038/nindia.2014.116

5. Highly efficient electromagnetic interference shielding of Graphite nanoplatelet/PEDOT:PSS composite with enhanced thermal conductivity, Nidhi Agnihotri, Kuntal Chakrabarti, Amitabha De, RSC Advances (2015), 5 (54), 43765-43771.

6. Rapid Hydrogen liberation from hydrolysis of Sodium borohydride using Ru-Co incorporated PEDOT/PSS nanocomposites as catalyst, Ankan Dutta Chowdhury, Nidhi Agnihotri, Amitabha De. Chemical Engineering Journal (2015) 264, 531-537.

7. Single Molecule FRET Studies of Hybridization Mechanism during the non-covalent adsorption and desorption of DNA on Graphene Oxide, Tapas Paul, Subhas Chandra Bera, Nidhi Agnihotri, Padmaja Prasad Mishra, The Journal of Physical Chemistry B (2016) 120, 45, 11628-11636.

8. Hierarchically designed PEDOT encapsulated graphene-MnO₂ nanocomposite as supercapacitors. Nidhi Agnihotri, Pintu Sen, Amitabha De, Manbendra Mukherjee, Materials Research Bulletin (2017) 88, 218-225.

9. Label-Free and Nondestructive Separation Technique for Isolation of Targeted DNA from DNA–Protein Mixture Using Magnetic Au–Fe₃O₄ Nanoprobes. Ankan Dutta Chowdhury, Nidhi Agnihotri, Ruey-an Doong, Amitabha De, Analytical Chemistry (2017) 89 (22), 12244–12251.

10. Development of an effective electrochemical platform for highly sensitive DNA detection using MoS2-polyaniline nanocomposites, Ankan Dutta Chowdhury, Sangita Biswas, Nidhi Agnihotri, Amitabha De, Sukanta De, Biochemical Engineering Journal (2018) 140, 130-139.

• “Conductivity and Electrochemical Behaviour of Graphene-PEDOT-Metal Oxide Nanocomposites” bagged First prize for the poster presentation at ICEP 2012, Banaras Hindu University, Varanasi, INDIA.

• “Graphene/PEDOT:PSS Composite as a Highly Efficient Electromagnetic Interference Shielding Material” presented at ICANN 2013: 3rd International Conference on Advanced Nanomaterials and Nanotechnology at IIT Guwahati, INDIA.

• “Functionalized Graphene/Conducting Polymer Matrix as a Better Supercapacitor Material” presented at ICSEM 2014”: International Conference on Science and Engineering of Materials at Sharda University, Greater Noida INDIA.

• “Ru-Co incorporated PEDOT-PSS nanocomposites catalyst: Rapid Hydrogen liberation from the hydrolysis of Sodium borohydride” presented at MACRO 2015 - International Symposium on Polymer Science and Technology at Indian Association for the Cultivation of Science (IACS) Kolkata, INDIA.

• “β-Cyclodextrin functionalized Graphene based non-enzymatic electrochemical detection Of Cholesterol” presented at TNT 2015 – Trends in Nanotechnology at Toulouse, FRANCE.

• “National Fluorescence Workshop” in December 3-7, 2012, organised by Saha Institute of Nuclear Physics (Kolkata), Indian Institute of Chemical Biology (Kolkata) and Tata Institute of Fundamental Research (Mumbai) INDIA.

• “Molecular architecture, dynamics and assembly in living systems” (MADALS), Indian Biophysical Society, Saha Institute of Nuclear Physics, Kolkata, West Bengal INDIA, February 7-10, 2014.

• “SCM 2015 - 14th International Symposium on Spin and Magnetic Field Effects in Chemistry and Related Phenomena” held at Saha Institute of Nuclear Physics, West Bengal INDIA, March 15-20, 2015.

• National Seminar on “Innovative Approach in Biosciences” (15 -16th December, 2017), held at Kanoria PG Mahila Mahavidhyala.Jaipur (Rajasthan).

• National Workshop on “INSTRUMENTATION TECHNIQUES FOR RESEARCH IN CHEMICAL SCIENCES” (WITRCS-2017) from 22-23 Dec. 2017, organized by Department of Chemistry, Kanoria PG Mahila Mahavidhyala.Jaipur (Rajasthan).

• National Conference on “Energy, Material and Sustainable Society” on January 24-25, 2018, organized by Department of Chemistry, Kanoria PG Mahila Mahavidhyala.Jaipur (Rajasthan). Delivered an Oral presentation on “EMI shielding materials- PEDOT:PSS-Graphene nanoplatelets”.