Research Papers

From Lab Bench to Global Impact

Development of Multifunctional Smart Polymeric Material for Emerging Applications

Nishikanta Singh, Durgesh Kumar Sinha, Koushik Mahata, Dillip Bhoi, Tejram Dewangan, Katchala Nanaji, Sanjib Banerjee

Adv. Funct Mater. 2025, e10516

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Development of sustainable microbe-enhanced bio-carbon for supercapacitor applications

Sai Praneeth Thota, Katchala Nanaji, Praveen Venkata Vadlani, Samaneh Shahgaldi, Saiaamuthukumar Vijayasayee, Siva Kumar Belliraj

Renewable Energy, 256, 2026, 124010

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Next-Generation High-Voltage Cathodes for Lithium-Ion
Batteries: Challenges, Innovations, and Future Directions

Nishi Keshari, Tejram Dewangan, Kriteemoy Basu, Tilak Gandharv, Naveen Kumar, Prajnashree Panda, and Katchala Nanaji*

Adv. Sustainable Syst. 2025, e00543

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Tab-less 6080 cylindrical super battery: Merging high energy with supercapacitor speed for next-gen innovation

K Nanaji, S Anandan, R Vijay, TN Rao

Journal of Power Sources, 2025, 630, 236123

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TiNb2O7 nanobead anode coupled porous carbon onion cathode for high energy and power-based hybrid Lithium-Ion Capacitor

Katchala Nanaji, Samhita Pappu, Srinivasan Anandan, BV Sarada, R Vijay, Tata N Rao

Journal of Power Sources, 2025, 629, 236024

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Influence of Electrode Pore Size and Electrolyte on Carbon Aerogel Supercapacitors: Insights from Experimental Studies and Molecular Simulations

Suraj Kannur, Mamta Devi, Jampala Pasyanthi, Kaushik Kunte, Gourav Shukla, Premkumar Murugesan, Ajay Mohan, Katchala Nanaji, Bulusu Venkata Sarada, Sudhanshu Sharma, Swati Sharma, Mithun Radhakrishna

The Journal of Physical Chemistry C, 2024, 128 (42), 17836-17849,

Iron, cobalt co-embedded in situ graphitized xerogel-derived carbon as sulfur host for ultrahigh rate and high-performance lithium-sulfur batteries

Sony K Cherian, Mayur M Gaikwad, Katchala Nanaji, Bulusu V Sarada, Tata Narasinga Rao, Chandra S Sharma

Journal of Energy Storage, 2024, 95, 112587

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DOI: 10.1016/j.est.2024.112587

Sulfur confinement into highly porous banana peduncle-derived carbon for high-rate performance lithium‑sulfur battery

Sony K Cherian, Katchala Nanaji, Bulusu V Sarada, Tata Narasinga Rao, Chandra S Sharma

Journal of Energy Storage, 2024, 89, 111803

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DOI: 10.1016/j.est.2024.111803

Nd (III) and Dy (III) extraction from discarded NdFeB magnets using TOPO-based hydrophobic eutectic solvents

Sajith Babu MK, Katchala Nanaji, Thillai Sivakumar Natarajan, S Suresh, Srinivasarao Kancharla

Journal of Molecular Liquids, 2024, 402, 124697

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DOI: 10.1016/j.molliq.2024.124697

A High‐Performance Dual‐Carbon Na‐Ion Capacitor Fabricated from a Single Biowaste Precursor

K Nanaji, TN Rao

Energy Technology, 2022, 11 (10), 2300493

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DOI: 10.1002/ente.202300493

Translational materials research-from laboratory to product: a 1200 F cylindrical supercapacitor from petroleum coke derived activated carbon sheets

Katchala Nanaji, Aamani Nirogi, Pavan Srinivas, Srinivasan Anandan, R Vijay, Ravi Nathuram Bathe, M Pramanik, K Narayan, B Ravi, Tata N Rao

Journal of Energy Storage, 2022, 55, 105650

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DOI: 10.1016/j.est.2022.105650

Easy and scalable synthesis of NiMnCo-Oxalate electrode material for supercapacitors from spent Li-Ion batteries: Power source for electrochromic devices

Samhita Pappu, Sadananda Muduli, Nanaji Katchala, Narasinga Rao Tata, Sarada V Bulusu, Surendra K Martha

Energy & Fuels, 2022, 36, 13398-13407

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DOI: 10.1021/acs.energyfuels.2c03006

A High‐Energy Density Li‐Ion Hybrid Capacitor Fabricated from Bio‐Waste Derived Carbon Nanosheets Cathode and Graphite Anode

Katchala Nanaji, Samhita Pappu, Srinivasan Anandan, Tata N Rao

Global Challenges, 2022, 6, 2200082

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DOI: 10.1002/gch2.202200082

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A facile one‐step synthesis of bio‐inspired porous graphitic carbon sheets for improved lithium‐sulfur battery performance

E Harimohan, K Nanaji, BVA Rao, TN Rao

International Journal of Energy Research, 2022, 46 (4), 4339-4351

DOI: 10.1002/er.7430

Facile surface engineering of bio-waste derived amorphous carbon with SnO 2 nanowires to enhance the efficacy of Li/Na storage

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DOI: 10.1039/D1YA00021G

SP Kumar, BR Madhuri, K Nanaji, S Anandan, TN Rao, R Sahoo

Energy Advances, 20222, 1, 205-215

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Petroleum Coke as an Efficient Single Carbon Source for High-Energy and High-Power Lithium-Ion Capacitors

Katchala Nanaji, Pavan S Veluri, S Anandan, M Pramanik, Krishnamurthy NarayanSrinivasan, B Ravi, Tata N. Rao

Energy & Fuels, 2021, 35, 9010-9016

DOI: 10.1021/acs.energyfuels.1c00665

A Novel Approach to Synthesize Porous Graphene Sheets by exploring KOH as Pore Inducing Agent as well as a Catalyst for Supercapacitors with Ultra-Fast Rate Capability

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DOI: 10.1016/j.renene.2021.03.039

Katchala Nanaji, BV Sarada, UV Varadaraju, Tata N Rao, Srinivasan Anandan

Renewable Energy, 2021, 172, 502-513

Porous graphitic carbon sheets with high sulfur loading and dual confinement of polysulfide species for enhanced performance of Li–S batteries

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DOI: 10.1007/s10853-020-05193-2

E Hari Mohan, Katchala Nanaji, Srinivasan Anandan, BV Appa Rao, Tata Narasinga Rao

Journal of Materials Science, 2020, 55, 16659-16673

Corn husk derived activated carbon with enhanced electrochemical performance for high-voltage supercapacitors

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DOI: 10.1016/j.jpowsour.2020.228387

Malothu Usha Rani, Katchala Nanaji, Tata Narasinga Rao, Atul Suresh Deshpande

Journal of Power Sources, 2020, 471, 228387

Achieving high voltage and excellent rate capability supercapacitor electrodes derived from bio‐renewable and sustainable resource

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DOI: 10.1002/slct.202001877

Manavalan Vijayakumar, Ammaiyappan Bharathi Sankar, Duggirala Sri Rohita, Katchala Nanaji, Tata Narasinga Rao, Mani Karthik

ChemistrySelect, 2020, 5, 8759-8772

Cost‐effective Synthesis of Electrodeposited NiCo2O4 Nanosheets with Induced Oxygen Vacancies: A Highly Efficient Electrode Material for Hybrid Supercapacitors

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DOI: 10.1002/batt.202000121

Sarada Venkata Bulusu, Samhita Pappu, Katchala Nanaji, Sreekanth Mandati, Tata N Rao, Surendra K Martha

JBatteries & Supercaps, 2020, 3, 1209-1219

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Jute sticks derived novel graphitic porous carbon nanosheets as Li‐ion battery anode material with superior electrochemical properties

Katchala Nanaji, Tata Narasinga Rao, UV Varadaraju, Srinivasan Anandan

International Journal of Energy Research, 2020, 44, 2289-2297

DOI: 10.1002/er.4983

Pore Size‐Engineered Three‐Dimensional Ordered Mesoporous Carbons with Improved Electrochemical Performance for Supercapacitor and Lithium‐ion Battery Applications

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DOI: 10.1002/slct.201902237

Katchala Nanaji, Tata N Rao, UV Varadaraju, Srinivasan Anandan

ChemistrySelect, 2019, 4, 10104-10112

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Energy level matching for efficient charge transfer in Ag doped-Ag modified TiO2 for enhanced visible light photocatalytic activity

Katchala Nanaji, Reddy Kunda Siri Kiran Janardhana, Tata Narsinga Rao, Srinivasan Anandan

Journal of Alloys and Compounds, 2019, 794, 662-671

DOI: 10.1016/j.jallcom.2019.04.283

Graphene like Porous Carbon Sheets Derived from Hibiscus Cannabinus As a Versatile Electrochemical Energy Storage Material

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K Nanaji, UV Varadaraju, S Anandan, TN Rao

Electrochemical Society Meeting Abstracts, 2019, 235, 87-87

DOI 10.1149/MA2019-01/1/87

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DOI: 10.1016/j.matlet.2018.11.084

One step synthesized hierarchical spherical porous carbon as an efficient electrode material for lithium ion battery

Katchala Nanaji, Sarada V Bulusu, UV Varadaraju, N Rao Tata, Anandan Srinivasan

Materials Letters, 2019, 237, 156-160

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DOI: 10.1016/j.matlet.2018.10.044

One-step induced porous graphitic carbon sheets as supercapacitor electrode material with improved rate capability

E Hari Mohan, Katchala Nanaji, Srinivasan Anandan, V Bulusu Sarada, Mantripragada Ramakrishna, A Jyothirmayi, BV Appa Rao, Tata Narasinga Rao

Materials Letters, 2019, 236, 205-209

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Natural biomass derived hard carbon and activated carbons as electrochemical supercapacitor electrodes

S Ghosh, R Santhosh, S Jeniffer, V Raghavan, G Jacob, K Nanaji, P Kollu, SK Jeong, AN Grace

Scientific Reports, 2019, 9, 16315

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Robust, environmentally benign synthesis of nanoporous graphene sheets from biowaste for ultrafast supercapacitor application

Katchala Nanaji, Varadaraju Upadhyayula, Tata Narasinga Rao, Srinivasan Anandan

ACS Sustainable Chemistry & Engineering, 2018, 7, 2516-2529

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Facile synthesis of corn silk derived nanoporous carbon for an improved supercapacitor performance

Tadepalli Mitravinda, Katchala Nanaji, Srinivasan Anandan, Adduru Jyothirmayi, Venkata Sai Kiran Chakravadhanula, Chandra Shekhar Sharma, Tata Narasinga Rao

Journal of the electrochemical society, 2018, 165, A3369

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Development of Sulfur Cathode Comprising of Biomass Derived Activated Carbon As Host for Improved Lithium-Sulfur Battery Performance

E Hari Mohan, K Nanaji, S Anandan, BV Appa Rao, TN Rao

Electrochemical Society Meeting Abstracts, 2018, 233, 320-320

DOI: 10.1149/MA2018-01/3/320

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DOI: 10.1016/j.jallcom.2017.06.231

Facile synthesis of mesoporous carbon from furfuryl alcohol-butanol system by EISA process for supercapacitors with enhanced rate capability

Katchala Nanaji, Adduru Jyothirmayi, Upadhyayula Varadaraju, Tata Narasinga Rao, Srinivasan Anandan

Journal of Alloys and Compounds, 2017, 723, 488-497

Welcome to Energy Storage Research Lab

Research Papers

Development of Multifunctional Smart Polymeric Material for Emerging Applications

Development of sustainable microbe-enhanced bio-carbon for supercapacitor applications

Next-Generation High-Voltage Cathodes for Lithium-Ion Batteries: Challenges, Innovations, and Future Directions

Tab-less 6080 cylindrical super battery: Merging high energy with supercapacitor speed for next-gen innovation

TiNb2O7 nanobead anode coupled porous carbon onion cathode for high energy and power-based hybrid Lithium-Ion Capacitor

Influence of Electrode Pore Size and Electrolyte on Carbon Aerogel Supercapacitors: Insights from Experimental Studies and Molecular Simulations

Iron, cobalt co-embedded in situ graphitized xerogel-derived carbon as sulfur host for ultrahigh rate and high-performance lithium-sulfur batteries

Sulfur confinement into highly porous banana peduncle-derived carbon for high-rate performance lithium‑sulfur battery

Nd (III) and Dy (III) extraction from discarded NdFeB magnets using TOPO-based hydrophobic eutectic solvents

A High‐Performance Dual‐Carbon Na‐Ion Capacitor Fabricated from a Single Biowaste Precursor

Translational materials research-from laboratory to product: a 1200 F cylindrical supercapacitor from petroleum coke derived activated carbon sheets

Easy and scalable synthesis of NiMnCo-Oxalate electrode material for supercapacitors from spent Li-Ion batteries: Power source for electrochromic devices

A High‐Energy Density Li‐Ion Hybrid Capacitor Fabricated from Bio‐Waste Derived Carbon Nanosheets Cathode and Graphite Anode

A facile one‐step synthesis of bio‐inspired porous graphitic carbon sheets for improved lithium‐sulfur battery performance

Facile surface engineering of bio-waste derived amorphous carbon with SnO 2 nanowires to enhance the efficacy of Li/Na storage

Petroleum Coke as an Efficient Single Carbon Source for High-Energy and High-Power Lithium-Ion Capacitors

A Novel Approach to Synthesize Porous Graphene Sheets by exploring KOH as Pore Inducing Agent as well as a Catalyst for Supercapacitors with Ultra-Fast Rate Capability

Porous graphitic carbon sheets with high sulfur loading and dual confinement of polysulfide species for enhanced performance of Li–S batteries

Corn husk derived activated carbon with enhanced electrochemical performance for high-voltage supercapacitors

Achieving high voltage and excellent rate capability supercapacitor electrodes derived from bio‐renewable and sustainable resource

Cost‐effective Synthesis of Electrodeposited NiCo2O4 Nanosheets with Induced Oxygen Vacancies: A Highly Efficient Electrode Material for Hybrid Supercapacitors

Jute sticks derived novel graphitic porous carbon nanosheets as Li‐ion battery anode material with superior electrochemical properties

​Pore Size‐Engineered Three‐Dimensional Ordered Mesoporous Carbons with Improved Electrochemical Performance for Supercapacitor and Lithium‐ion Battery Applications

Energy level matching for efficient charge transfer in Ag doped-Ag modified TiO2 for enhanced visible light photocatalytic activity

Graphene like Porous Carbon Sheets Derived from Hibiscus Cannabinus As a Versatile Electrochemical Energy Storage Material

One step synthesized hierarchical spherical porous carbon as an efficient electrode material for lithium ion battery

One-step induced porous graphitic carbon sheets as supercapacitor electrode material with improved rate capability

Natural biomass derived hard carbon and activated carbons as electrochemical supercapacitor electrodes

Robust, environmentally benign synthesis of nanoporous graphene sheets from biowaste for ultrafast supercapacitor application

Facile synthesis of corn silk derived nanoporous carbon for an improved supercapacitor performance

Development of Sulfur Cathode Comprising of Biomass Derived Activated Carbon As Host for Improved Lithium-Sulfur Battery Performance

Facile synthesis of mesoporous carbon from furfuryl alcohol-butanol system by EISA process for supercapacitors with enhanced rate capability

Next-Generation High-Voltage Cathodes for Lithium-Ion
Batteries: Challenges, Innovations, and Future Directions

Pore Size‐Engineered Three‐Dimensional Ordered Mesoporous Carbons with Improved Electrochemical Performance for Supercapacitor and Lithium‐ion Battery Applications