Laboratory for Electrochemistry of Nanomaterials (DENanoMat)

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2024

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• Unveiling the Charge Storage Mechanism of a Supercapacitor Constructed by Ortho-quinone-derived Covalent Organic Framework on Electrophoretically Exfoliated Graphene. Ritika Jaryal†, Bharat Bhushan Upreti†, Prateek Kumar, Sanjeeb Sutradhar, Sadhika Kullar, Ramendra Sundar Dey*, and Rakesh Kumar*. JMCA. 2024

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• p-Block Metal Oxide as an Efficient Electrocatalyst for Boosting Ambient Ammonia Synthesis. Sakshi Bhardwaj, Reshmi Pariyal, Santosh K Gupta*, and Ramendra Sundar Dey*. Energy and Fuels. 2024

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• Interlinking electronic band properties in catalysts with electrochemical nitrogen reduction performance: a direct influence. Ashmita Biswas, Surajit Samui, and Ramendra Sundar Dey*. Electronic Structure. 2024

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• Lewis Acid Mediated Alteration of Electron Density on a Copper Site via pπ-dπ Mixing Enhances the Electrochemical Nitrogen Reduction Reaction. Surajit Samui and Ramendra Sundar Dey*. JPC Letters, 2024.

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• Strategic Design of VO2 encased in N-doped Carbon as an Efficient Electrocatalyst for Nitrogen Reduction Reaction at Neutral and Acidic Media. Ashis Chhetri, Ashmita Biswas, Sumana Podder, Ramendra Sundar Dey*, and Joyee Mitra. Nanoscale, 2024

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• Deciphering the bridge oxygen vacancy-induced cascading charge effect for electrochemical ammonia synthesis. Ashmita Biswas†, Narad Barman†, Avinash Nambron, Ranjit Thapa, Kathi Sudarshan, and Ramendra Sundar Dey*. Materials Horizon, 2024

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2023

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• Laser-Irradiated B-Doped Graphene Showing Enhanced Capacitance in a Fluorine-Free Water-in-Bisalt Electrolyte. Bharat Bhushan Upreti, Ramenedra Sundar Dey*. ACS Sustainable Chemistry and Engineering, 2023.

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• Pd “Kills Two Birds with One Stone” for the Synthesis of Catalyst: Dual Active Sites of Pd Triggers the Kinetics of O2 Electrocatalysis. Greesh Kumar, Sabuj Kanti Das, Chandrani Nayak, and Ramendra Sundar Dey*. Small, 2023

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• Mechanistic insight into the Co-based metal-organic framework as an efficient oxygen electrocatalyst via in situ FT-IR study. Greesh Kumar, Rajashi Haldar, Maheswaran Shanmugam, and Ramendra Sundar Dey*. Journal of Materials Chemistry A, 2023

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• Rational design of ZIF-derived nanocarbon with dual metal active sites via molten salt strategy for advancing oxygen electrocatalysis. Sakshi Bhardwaj, Tribhani Boruah, and Ramendra Sundar Dey*, Inorganic Chemistry Frontiers, 2023

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• Ample Lewis Acidic Sites in Mg2B2O5 Facilitate N2 Electroreduction through Bonding–Antibonding Interactions. Ashmita Biswas, Bikram Ghosh, Kathi Sudarshan, Santosh K. Gupta*, and Ramendra Sundar Dey*, Inorganic Chemistry, 2023

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• Laser-irradiated carbonized polyaniline-N-doped graphene heterostructure improves the cyclability of on-chip microsupercapacitor. Bharat Bhushan Upreti, Navpreet Kamboj, Ramendra Sundar Dey*, Nanoscale, 2023.

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• An interfacially stacked covalent porous polymer on graphene favors electronic mobility: ensuring accelerated oxygen reduction reaction kinetics by an in situ study. Greesh Kumar†, Sabuj Kanti Das†, Erakulan E. Siddharthan, Ashmita Biswas, Sakshi Bhardwaj, Manisha Das, Ranjit Thapa, and Ramendra Sundar Dey*, Journal of Materials Chemistry A, 2023.

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• Coordination Engineering of Dual Co, Ni Active Sites in N-Doped Carbon Fostering Reversible Oxygen Electrocatalysis. Greesh Kumar, Ramendra Sundar Dey*, Inorganic Chemistry, 2023.

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• Engineering hydrophobic–aerophilic interfaces to boost N2 diffusion and reduction through functionalization of fluorine in second coordination spheres. Sakshi Bhardwaj, Sabuj Kanti Das, Ashmita Biswas, Samadhan Kapse, Ranjit Thapa, Ramendra Sundar Dey*, Chemical Science, 2023.

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• Elevating the energy efficiency for the power-to-ammonia conversion: Role of oxygen evolution reaction kinetics. Ashmita Biswas, Ramendra Sundar Dey*, The Journal of Chemical Physics, 2023

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• Elucidating the oxygen reduction reaction kinetics on defect engineered nanocarbon electrocatalyst: Interplay between N-dopant and defect sites.Sakshi Bhardwaj, Samadhan Kapse, Soirik Dan, Ranjit Thapa, Ramendra Sundar Dey*, Journal of Materials Chemistry A, 2023.

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• Metal-free on-chip battery-supercapacitor hybrid system based on rationally designed highly conducting laser-irradiated graphene-based electrodes. Navpreet Kamboj, Bharat Bhushan Upreti, Nitish Kumar, Ramendra Sundar Dey*, ACS Sustainable Chemistry & Engineering, 2023, DOI: 10.1021/acssuschemeng.2c06927.

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• Engineering catalytically active sites by sculpting artificial edges on MoS2 basal plane for dinitrogen reduction at a low overpotential. Renu Rani†, Ashmita Biswas†, Raihan Ahammed, Taniya Purkait, Anirban Kundu, Subhajit Sarkar, Mamta Raturi, Abir De Sarkar*, Ramendra Sundar Dey*, Kiran Shankar Hazra*, Small, 2023, 2206357.

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• Refining the Spectroscopic Detection Technique: A Pivot in the Electrochemical Ammonia Synthesis. Ashmita Biswas, Bikram Ghosh, Ramendra Sundar Dey*, Langmuir, 2023, DOI: 10.1021/acs.langmuir.3c00201

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2022

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• Ultrafine mix-phase SnO-SnO2 nanoparticles anchored on reduced graphene oxide boost reversible Li-ion storage capacity beyond theoretical limit. Navpreet Kamboj†, Bharati Debnath†, Sakshi Bhardwaj, Tanmoy Paul, Nikhil Kumar, Satishchandra Ogale*, Kingshuk Roy*, Ramendra Sundar Dey*, ACS Nano, 2022, Accepted

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• A novel chemical approach for synthesizing highly porous graphene analogue and its composite with Ag nanoparticles for efficient electrochemical oxygen reduction, Sabuj Kanti Das, Sauvik Chatterjee, Arnab Banerjee, Greesh Kumar, Astam Kumar Patra, Ramendra Sundar Dey*, Amlan J. Pal*, Asim Bhaumik*, Chemical Engineering Journal, 2022, https://doi.org/10.1016/j.cej.2022.138766. 

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• Lewis acid–dominated aqueous electrolyte acting as co-catalyst and overcoming N2 activation issues on catalyst surface. Ashmita Biswas, Samadhan Kapse, Bikram Ghosh, Ranjit Thapa, Ramendra Sundar Dey*, PNAS, 2022 119 (33) e2204638119.

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• Tuning the Electronic Structure of Cobalt Selenide on Copper Foam by Introducing a Ni Buffer Layer for Highly Efficient Electrochemical Water Splitting. Manisha Das, Ashmita Biswas, Zubair Bashir Khan, and Ramendra Sundar Dey* Inorg. Chem. 2022. doi.org/10.1021/acs.inorgchem.2c02325.

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• The Versatility of the Dynamic Hydrogen Bubble Template Derived Copper Foam on the Emerging Energy Applications: Progress and Future Prospects. Manisha Das†, Ashmita Biswas†, Taniya Purkait†, Tribani Boruah†, Sakshi Bhardwaj, Sabuj Kanti Das, Ramendra Sundar Dey*, J. Mater. Chem. A, 2022, doi.org/10.1039/D2TA01355J.

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• Exploring the chemistry of “Organic/water-in-salt” electrolyte in graphene-polypyrrole based high-voltage (2.4V) microsupercapacitor, Navpreet Kamboj, Ramendra Sundar Dey*, Electrochimica Acta 421, 2022, 140499.

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• Three-dimensional nickel and copper-based foam-in-foam architecture as an electrode for efficient water electrolysis. Manisha Das, Zubair Bashir Khan, Manami Banerjee, Ashmita Biswas, Ramendra Sundar Dey*. Catalysis Today 2022, doi.org/10.1016/j.cattod.2022.07.004

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• Dual Active Sites in Triazine-Based Covalent Organic Polymeric Framework Promoting Oxygen Reduction Reaction, Tribani Boruah,† Sabuj Kanti Das,† Greesh Kumar,† Saptarsi Mondal, Ramendra Sundar Dey*, Chem. Commun., 2022, 58, 5506.

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• Strategic modulation of target specific isolated Fe,Co single-atom active sites for oxygen electrocatalysis impacting high power Zn-air battery. Subhajit Sarkar†, Ashmita Biswas†, Erakulan E. S., Ranjit Thapa, Ramendra Sundar Dey*, ACS Nano, 2022, DOI: 10.1021/acsnano.2c00547.

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• Electrochemical growth and formation mechanism of bimetallic transition metal selenide bifunctional electrocatalyst: A strategy for the development of efficient material for water electrolysis Manisha Das, Greesh Kumar, Ramendra Sundar Dey*, ACS Applied Energy Materials 2022, DOI: 10.1021/acsaem.1c03497. Invited article under Early Career Forum.

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• Electrons on Play: Understanding the Synergism of Binary Transition Metals and Role of M-N-S Active Sites Towards Oxygen Electrocatalysis Manisha Das†, Ashmita Biswas†, Ramendra Sundar Dey*, Chemical Communications, 2022, 58, 1934 – 937.

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• Electronic interplay: synergism of binary transition metals and role of M–N–S site towards oxygen electrocatalysis. Manisha Das, Ashmita Biswas, Ramendra Sundar Dey*. Chem. Commun., 2022,58, 1934-1937.

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2021​

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• Alteration of electronic band structure via metal-semiconductor interfacial effect enables unprecedented Faradaic efficiency for electrochemical nitrogen fixation. Ashmita Biswas, Surajit Nandi, Navpreet Kamboj, Jaysree Pan, Arghya Bhowmik, Ramendra Sundar Dey*, ACS Nano, 2021, 15, 20364–20376.

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• Metal-free Pyrene-based Conjugated Microporous Polymer Catalyst Bearing Nand S-sites for Photo-Electrochemical Oxygen Evolution Reaction. Sabuj Kanti Das, Sanjib Shyamal, Manisha Das, Saptarsi Mondal, Avik Chowdhury, Debabrata Chakraborty, Ramendra Sundar Dey, Asim Bhaumik*, Frontiers Chemistry, 2021, doi: 10.3389/fchem.2021.803860.

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• Electrochemically grown highly crystalline single-phase Ni3P superstructure accelerating ionic diffusion in rechargeable Ni–Zn battery. Navpreet Kamboj, Ramendra Sundar Dey* Journal of Power Sources, 512, 2021, 230527.

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• Nanostructured Cu foam and its Derivatives: Emerging Materials for Heterogeneous Conversion of CO2 to Fuels. Sakshi bhardwaj, Manisha Das, Ashmita Biswas, Ramendra Sundar Dey*, Sustainable Energy & Fuels, 2021, 5, 2393 - 2414.

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• Supercapacitive behaviour of a novel nanocomposite of 3,4,9,10-perylenetetracarboxylic acid incorporated captopril-Ag nanocluster decorated on graphene nanosheets​. Tapas Goswami‡*, Navpreet Kamboj‡, Amarnath Bheemaraju, Aditya Kataria, Ramendra Sundar Dey* Mater. Adv., 2021, 2, 1358-1368. ‡ contributed equally.

 

2020

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• Unveiling the Potential of an Fe Bis(terpyridine) Complex for Precise Development of an Fe-N-C Electrocatalyst to Promote the Oxygen Reduction Reaction. Subhajit Sarkar, Ashmita Biswas, Navpreet Kamboj, and Ramendra Sundar Dey* Inorganic Chemistry, 2020, DOI: 10.1021/acs.inorgchem.0c01879.

 

• Fabrication of a membrane-less non-enzymatic glucose-air fuel cell with graphene-cobalt oxide nanocomposite anode and Fe, N-doped biomass carbon cathode. Taniya Purkait, Ramendra Sundar Dey* Journal of Electroanalytical Chemistry, 2020, DOI: 10.1016/j.jelechem.2020.114467.

 

• Polymer‐assisted electrophoretic synthesis of N‐doped graphene‐polypyrrole demonstrating oxygen reduction reaction with excellent methanol crossover impact and durability. Ghulam Mohmad, Subhajit Sarkar, Ashmita Biswas, Kingshuk Roy, Ramendra Sundar Dey*, Chem. Eur. J. 2020, DOI: 10.1002/chem.202002526.

 

• Revealing the Structural Aspect of Ultrastable Self-Supportive Bifunctional Electrocatalyst for Solar-Driven Water Splitting. Manisha Das, Navpreet Kamboj, Taniya Purkait, Subhajit Sarkar, Ramendra Sundar Dey*, J. Phys. Chem. C, 2020, DOI: 10.1021/acs.jpcc.0c01409.

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• Unraveling the role of Fe-Mn binary active sites electrocatalyst for efficient oxygen reduction reaction and rechargeable Zn-air batteries, Subhajit Sarkar, Ashmita Biswas, Taniya Purkait, Manisha Das, Navpreet Kamboj, Ramendra Sundar Dey*, Inorganic Chemistry, 2020, DOI: 10.1021/acs.inorgchem.0c00446

 

• Electrochemically customized assembly of hybrid xerogel material via combined covalent and non-covalent conjugation chemistry: An approach for boosting the cycling performance of pseudocapacitors. Taniya Purkait, Dimple, Navpreet Kamboj, Manisha Das, Subhajit Sarkar, Abir De Sarkar, Ramendra Sundar Dey* J. Mater. Chem. A, 2020, DOI: 10.1039/D0TA02477E

 

• The role of exfoliating solvents for control synthesis of few-layer graphene-like nanosheets in energy storage applications: Theoretical and experimental investigation. Taniya Purkait, Raihan Ahammad, Abir De Sarkar and Ramendra Sundar Dey* Applied Surface Science, 2020, DOI: 10.1016/j.apsusc.2020.145375.

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• Universal Approach for Electronically Tuned Transition-Metal-Doped Graphitic Carbon Nitride as a Conductive Electrode Material for Highly Efficient Oxygen Reduction Reaction, Subhajit Sarkar, Navpreet Kamboj, Manisha Das, Taniya Purkait, Ashmita Biswas, Ramendra Sundar Dey*. Inorganic Chemistry, 2020 DOI: 10.1021/acs.inorgchem.9b03042.

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• Facile one step synthesis of Cu-g-C3N4 electrocatalyst realized oxygen reduction reaction with excellent methanol crossover impact and durability. Subhajit Sarkar, S.S. Sumukh, Kingshuk Roy, Navpreet Kamboj, Taniya Purkait, Manisha Das, Ramendra Sundar Dey*,  Journal of Colloid And Interface Science, 558 (2020) 182–189, DOI: 10.1016/j.jcis.2019.09.107.

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2019​

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• Single-phase Ni5P4-Copper foam superhydrophilic and aerophobic core-shell nanostructures for efficient hydrogen evolution reaction. Manisha Das, Nityasagar Jena, Taniya Purkait, Navpreet Kamboj, Abir De Sarkar and Ramendra Sundar Dey* Journal of Materials Chemistry A, 2019, DOI: 10.1039/C9TA06729A (published under Journal of Materials Chemistry A Emerging Investigator 2019).

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• Ultralong cycle life and outstanding capacitive performance of 10.8 V metal-free micro-supercapacitor with highly conducting and robust laser-irradiated graphene for integrated storage device, Navpreet Kamboj, Taniya Purkait, Manisha Das, Subhajit Sarkar and Ramendra Sundar Dey* Energy & Environmental Science, 2019, DOI: 10.1039/C9EE01458F​​

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• Three-dimensional graphene for electrochemical detection of Cadmium in Klebsiella michiganensis to study the influence of Cadmium uptake in rice plant.  Soumik Mitra, Taniya Purkait, Krishnendu Pramanik, Tushar Kanti Maiti,* Ramendra Sundar Dey*. 2019, Materials Science & Engineering C 103 (2019) 109802.

 

2018

• All-porous heterostructure of reduced graphene oxide polypyrrole-nanoporous gold for planar flexible supercapacitor showing outstanding volumetric capacitance and energy density.  Taniya Purkait, Guneet Singh, Navpreet Kamboj, Manisha Das and Ramendra Sundar Dey*. J. Mater. Chem. A,  2018, 6, 22858 - 22869.

 

• One-step coelectrodeposition-assisted layer- by-layer assembly of gold nanoparticles and reduced graphene oxide and its self-healing three-dimensional nanohybrid for an ultrasensitive DNA sensor. Jayakumar Kumarasamy, María Belén Camarada, Dharuman Venkatraman,* Huangxian Ju, Ramendra Sundar Dey* and Yangping Wen* Nanoscale, 2018,10, 1196-1206

 

• Characterization of Cd-resistant Klebsiella michiganensisMCC3089 and its potential for rice seedling growth promotion under Cd stress, Soumik Mitra, Krishnendu Pramanik, Pallab Ghosh, Tithi Soren, Anumita Sarkar, Ramendra Sundar Dey, Sanjeev Pandey, Tushar Kanti Maiti, Microbiological Research 210 (2018) 12–25.

 

• High-performance flexible supercapacitors based on electrochemically tailored three-dimensional reduced graphene oxide networks. Taniya Purkait, Guneet Singh, Dinesh Kumar, Mandeep Singh and Ramendra Sundar Dey* Sci. Rep., 8, 640, 2018.(Top 10 Scientific Reports Materials Science papers and top 100 in the journal in 2018)

 

2017

 

• Large area few-layered graphene with scalable preparation from waste biomass for high-performance supercapacitor'  Taniya Purkait, Guneet Singh, Mandeep Singh, Dinesh Kumar and Ramendra Sundar Dey*.  Sci. Rep., 2017, 7, 615239. (Top 10 Scientific Reports Materials Science papers and top 100 in the journal in 2017)

 

• Functional Materials for Energy and Environment: Progress and Perspective. Kalisadhan Mukherjee, Ramendra Sundar Dey, Chandi Charan Malakar, and Biplab Paul.     Energy Environ. Focus 6, 49–51 (2017)

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2016

• Carbonaceous materials for next-generation flexible supercapacitors, Ramendra Sundar Dey* and Dinesh Kumar. Rev. Adv. Sci. Eng. 2016, 5, 32-50.

 

• Editorial: A Special Issue on Materials for Chemical Sensing and Renewable Energy: Recent Trends, Kalisadhan Mukherjee, Ramendra Sundar Dey, and Qijin Chi. Rev. Adv. Sci. Eng. 2016, 5, 1-3.

 

2015

 

• Approaching the theoretical capacitance of graphene through copper foam integrated three-dimensional graphene networks. Ramendra Sundar Dey, Hans A. Hjuler and Qijin Chi. Journal of Material Chemistry A. 2015, 3, 6324-6329 (Citations: 3, IF: 7.443). ISSN: 2050-7488

• Cover article: Approaching the theoretical capacitance of graphene through copper foam integrated three-dimensional graphene networks. Ramendra Sundar Dey, Hans A. Hjuler and Qijin Chi. J. Mater. Chem. A, 2015, 3, 6226-6226.

 

2014 and earlier

 

• Enzyme-integrated Cholesterol Biosensing Scaffold Based on in situ Synthesized Reduced Graphene Oxide and Dendritic Pd Nanostructure. Ramendra Sundar Dey and C. Retna Raj. Biosensors and Bioelectronics 62, 357-364, (2014) 

 

• Redox Functionalized Graphene Oxide Architecture for the Development of Amperometric Biosensing Platform. Ramendra Sundar Dey and C. Retna Raj. ACS Applied Materials and Interfaces 5, 4791-4798, (2013), 

 

• A rapid room temperature chemical route for the synthesis of graphene, metal-mediated reduction of graphene oxide. Ramendra Sundar Dey, Saumen Hajra, R. K. Sahu, C. Retna Raj and M. K. Panigrahi. Chemical Communications 48, 1787-1789, (2012),  

 

• Development of Amperometric Cholesterol Biosensor Based on Graphene-Pt Nanoparticle Hybrid Material. Ramendra Sundar Dey and C. Retna Raj. Journal of Physical Chemistry C, 114, 21427-21433 (2010) 

 

• Electrochemically Derived Redox Molecular Architecture-A Novel Electrochemical Interface for Voltammetric Sensing. Ramendra Sundar Dey, Susmita Gupta, Rupankar Paira and C. Retna Raj. ACS Applied Materials and Interfaces 2, 1355-1360, (2010),       

                                                             

• Polyelectrolyte-Functionalized Gold Nanoparticle Scaffold for the Sensing of Heparin and Protamine in Serum.  Ramendra Sundar Dey and C. Retna Raj. Chemistry: an Asian Journal 7, 417-424, (2012), 

 

• A hybrid functional nanoscaffold based on reduced graphene oxide–ZnO for the development of an amperometric biosensing platform. Ramendra Sundar Dey and C. Retna Raj. RSC Advances, 3, 25858-25864, (2013) 

 

• Flow injection amperometric sensing of uric acid and ascorbic acid using the self-assembly of heterocyclic thiol on Au electrode. Ramendra Sundar Dey, Susmita Gupta, Rupankar Paira, Shen-Ming Chen, C. Retna Raj. Journal of Solid State Electrochemistry. 16, 173-178, (2012)  

 

•  Nanomaterial-based functional scaffolds for amperometric sensing of bioanalytes. Ramendra Sundar Dey, Raj Kumar Bera and C. R. Raj. Analytical and Bioanalytical Chemistry, 405, 3431-3448, (2013).

 

• Electrochemistry of surface wired cytochrome c and bioelectrocatalytic sensing of superoxide.  Susmita Behera, Ramendra Sundar Dey, Manas Kumar Rana and C. Retna Raj. Journal of Chemical Sciences, 125, 275-282, (2013).

 

• Bioanalytical Applications of Au Nanoparticles. Bikash K. Jena, Sourov Ghosh, Rajkumar Bera, Ramendra S. Dey, Ashok K. Das and C. Retna Raj. Recent Patents on Nanotechnology 4, 41-52, (2010), . ISSN: 2212-4020