Publications
Kommula, B et al. . and Ujjal K Gautam*. "Tailored Oxidative Fragmentation of Waste Polyethylene-Derived Charr Leads to Hyperactive Aerial Oxygen Harvesting and Photoactivity in Carbon Dots" Chemistry-A European Journal, 2023 (Submitted).
Kommula, B *, Ramya Prabhu B, Harishankar Kopperi, Vinay S Bhat, Gurumurthy Hegde, and Neena S John* "Diverse Morphologies of Nb2O5 Nanomaterials: A Comparative Study for the Growth Optimization of Elongated Spiky Nb2O5 and Carbon Nanosphere Composite" Particle, and particle system Characterization, 2023 (Revision)-*Corresponding author.
Maqsuma Banoo, Arjun Kumar Sah, Raj Sekhar Roy, Komalpreet Kaur, Kommula, B, Dirtha Sanyal, Ujjal K. Gautam* "Surface reconstruction route for increasingly improved photocatalytic H2O2 production using Sr2Bi3Ta2O11Cl" Nature Communications, 2023 (Under Revision).
Vinay K. S, Kommula, B., and Bhattacharyya, S* "Effect of Tunable Crystal Facets on Heterogeneous Catalytic Activity of BiOBr Nanomaterials Through 4-Nitrophenol Reduction: Critical Role of Fe (III)/Fe(II) Incorporation" Journal of Alloys, and Compounds, 2023, 967, 171814 https://doi.org/10.1016/j.jallcom.2023.171814.
Kommula, B., Vinay K. S., Mandal, S. and Bhattacharyya, S* "Stable Room-Temperature Phosphorescence From MXene- Derived Highly Defined Graphene QDs: Matrix Free Ultralong Afterglow Emission in Solid State" Carbon, 2023 (Submitted).
Mandal, S., Kommula, B., and Bhattacharyya, S* "Molecular Level Optimization of Complete Metal Free Luminescent Sulfur Dots for Solar Light Induced Efficient and Selective Oxidative Coupling Reactions of Aromatic Amines" ACS Sustainable Chemistry & Engineering, 2023 https://doi.org/10.1021/acssuschemeng.3c03296
Banoo M, et al. Kommula, B., and Ujjal K Gautam*. "The piezo-photocatalytic synergy generator gear interlock and universal wastewater treatment at realistic pollutant feedstocks by Bi4TaO8Cl" ACS Applied Materials and Interfaces, 2023, 15, 27, 32425–32435 https://doi.org/10.1021/acsami.3c04959
Kommula, B, et al. . and Ujjal K Gautam*. "Landscaping Sustainable Conversion of Waste Plastics to Carbon Dots and Enormous Diversity in O2 Harvesting, Hypoxia, Autophagy" Carbon, 2023, 213, 118304 https://doi.org/10.1016/j.carbon.2023.118304
Mandal, S., Durairaj, P., Kommula, B., Sarkar, S. and Bhattacharyya, S. "Switching between Fluorescence and Room Temperature Phosphorescence in Carbon Dots: Key Role of Heteroatom Functionalities" ACS The Journal of Physical Chemistry C, 2023, 127, 2430-2439 https://doi.org/10.1021/acs.jpcc.2c08198
Kommula, B, Durairaj P, Mishra S, Kar S, Sury A, Kumar A, De AK, Sarkar S, Bhattacharyya S., "Self-Assembled Oligothiophenes for Photocatalytic Hydrogen Production and Simultaneous Organic Transformation" ACS Applied Nano Materials, 2022, 5, 14746-58, https://doi.org/10.1021/acsanm.2c03061
Bhuyan R#, Kommula, B#, Bishwal L, Mandal S, Bhattacharyya S. From Small Molecules to Zero-Dimensional Carbon Nanodots: Chasing the Stepwise Transformations During Carbonization. ACS The Journal of Physical Chemistry C. 2022, 126, 16377-86, https://doi.org/10.1021/acs.jpcc.2c04407 (#equal contribution).
Bai MM, Kommula, B., Bhattacharyya S, Rao RM. Acid‐Modulated Synthesis of Novel π‐Conjugated Microporous Polymers for Efficient Metal‐Free Photocatalytic Hydrogen Evolution. Chemistry–A European Journal. 2022, 28, e202202023. https://doi.org/10.1002/chem.202202023
Kar S, Bishwal L, Kommula, B*, Bhattacharyya S*. Critical Optimization of Phosphorus Functionalized Carbon Nanomaterials for Metal‐Free Solar Hydrogen Production and Simultaneous Organic Transformation. Advanced Optical Materials. 2022, 10, 2102641. https://doi.org/10.1002/adom.202102641 (* author) It is in Hot Topic: Carbon, Graphite, and Graphene (the latest carbon research articles) "Special Issue: Photonics and Optoelectronics of Nanosystems – Dedicated to Professor Jochen Feldmann on the occasion of his 60th birthday'
Kommula, B*, Bhattacharyya S*. Challenges and future prospects of graphene-based hybrids for solar fuel generation: moving towards next generation photocatalysts. RSC Materials Advances. 2022; 3, 142-72. https://doi.org/10.1039/D1MA00748C (Review article: * author).
Sunil KS#, Kommula, B #, Mandal S, Kar S, John NS, Bhattacharyya S. Emergence of long afterglow and room temperature phosphorescence emissions from ultra-small sulfur dots. RSC Materials Advances. 2022, 3, 2037-46. https://doi.org/10.1039/D1MA00902H (#equal contribution).
Bhuyan R, Kommula, B, Bhattacharyya S. Specific locations of blue and green-emitting units in dual emissive carbon dots and their reversible emitting properties due to switchable inter-chromophoric interactions. Journal of Colloid and Interface Science. 2022, 605, 364-72. https://doi.org/10.1016/j.jcis.2021.07.119
Kar S#, Kommula, B #, John NS, Bhattacharyya S. Insight into the Multistate Emissive N, P‐doped Carbon Nano‐Onions: Emerging Visible‐Light Absorption for Photocatalysis. Chemistry–An Asian Journal. 2021, 16,1138-49. https://doi.org/10.1002/asia.202100137 (#equal contribution) (Hot Topic: Carbon, Graphite, and Graphene -the latest carbon research articles-Hot Article).
Kommula, B, Bhuyan R, Mandal S, Kar S, Prabhu R, John NS, Gramlich M, Urban AS, Bhattacharyya S. Molecular, aromatic, and amorphous domains of N-carbon dots: leading toward the competitive photoluminescence and photocatalytic properties. ACS The Journal of Physical Chemistry C. 2021, 125, 4299-309. https://doi.org/10.1021/acs.jpcc.1c00004
Kundu S, Kommula, B, Bhattacharyya S. Carbon-based nanomaterials: in the quest of alternative metal-free photocatalysts for solar water splitting. RSC Nanoscale Advances. 2020, 2, 5130-51. https://doi.org/10.1039/D0NA00569J (Review article).
Pschunder F, Huergo MA, Ramallo-López JM, Kommula B, Requejo FG, Bhattacharyya S. Role of Intrinsic Atomic Features and Bonding Motifs from the Surface to the Deep Core on Multistate Emissive Properties of N, B-Codoped Carbon Dots. ACS The Journal of Physical Chemistry C. 2019, 124, 1121-8. https://doi.org/10.1021/acs.jpcc.9b09230
During Doctoral study
Kavitha C, Bramhaiah K, John NS. Low-cost electrochemical detection of l-tyrosine using an rGO–Cu modified pencil graphite electrode and its surface orientation on a Ag electrode using an ex-situ spectroelectrochemical method. RSC advances. 2020, 10, 22871-80. https://doi.org/10.1039/D0RA04015K
Devaiah Chonamada T, Sharma B, Nagesh J, Shibu A, Das S, Bramhaiah K, Rajendar N, John NS, Santra PK. Origin of Luminescence‐Based Detection of Metal Ions by Mn–Doped ZnS Quantum Dots. Chemistry Select. 2019, 4, 13551-7. https://doi.org/10.1002/slct.201903769H Highlighted by DST Govt. of India; https://dst.gov.in/cens-develops-portable-sensor-ease-heavy-metal-detection-water
Ramya PB#, Bramhaiah K#, Singh KK, John NS. Single seaurchin–MoO3 nanostructure for surface-enhanced Raman spectroscopy of dyes. Nanoscale Advances. 2019, 1, 2426-34. https://doi.org/10.1039/C9NA00115H (#equal contribution). Highlighted by DST Govt. of India; https://dst.gov.in/new-low-cost-substrates-can-enhance-sensitivity-analytical-tools-detecting-toxic-pollutants.
Bramhaiah K, Alex C, Singh VN, John NS. Hybrid films of Ni(OH)2 nanowall networks on reduced graphene oxide prepared at a liquid/liquid interface for oxygen evolution and supercapacitor applications. Chemistry Select. 2019, 4, 2519-28. https://doi.org/10.1002/slct.201803340
Baral M, Bramhaiah K, John NS, Krishna Prasad S. Graphene-Augmented Polymer Stabilization: Drastically Reduced and Temperature-Independent Threshold and Improved Contrast Liquid Crystal Device. ACS omega. 2019, 4, 403-11. https://doi.org/10.1021/acsomega.8b03026
Bramhaiah K, Pandey I, Singh VN, Kavitha C, John NS. Enhanced electrocatalytic activity of reduced graphene oxide-Os nanoparticle hybrid films obtained at a liquid/liquid interface. Journal of Nanoparticle Research. 2018, 20, 1-3. https://doi.org/10.1007/s11051-018-4150-5
Bramhaiah K, Pandey I, Singh VN, Kambhala N, Angappane S, John NS. Films and dispersions of reduced graphene oxide based Fe2O3 nanostructure composites: Synthesis, magnetic properties, and electrochemical capacitance. Materials Chemistry and Physics. 2018, 209, 1-9. https://doi.org/10.1016/j.matchemphys.2018.01.057
Kavitha C, Bramhaiah K, John NS, Aggarwal S. Improved surface-enhanced Raman and catalytic activities of reduced graphene oxide–osmium hybrid nano thin films. Royal Society open science. 2017, 4,170353. https://doi.org/10.1098/rsos.170353
Bramhaiah K, Singh VN, Kavitha C, John NS. Films of reduced graphene oxide with metal oxide nanoparticles formed at a liquid/liquid interface as reusable surface-enhanced Raman scattering substrates for dyes. Journal of Nanoscience and Nanotechnology. 2017, 17, 2711-9. https://doi.org/10.1166/jnn.2017.13431
Madhuri KP, Bramhaiah K, John NS. Nanoscale photocurrent distribution in ultra-thin films of zinc oxide nanoparticles and their hybrid with reduced graphene oxide. Materials Research Express. 2016, 3, 035004. DOI 10.1088/2053-1591/3/3/035004
Bramhaiah K, Singh VN, John NS. Hybrid materials of ZnO nanostructures with reduced graphene oxide and gold nanoparticles: enhanced photodegradation rates in relation to their composition and morphology. Physical Chemistry Chemical Physics. 2016,18,1478-86. https://doi.org/10.1039/C5CP05081B
Kavitha C, Bramhaiah K, John NS, Ramachandran BE. Low-cost, ultra-thin films of reduced graphene oxide–Ag nanoparticle hybrids as SERS-based excellent dye sensors. Chemical Physics Letters. 2015, 629, 81-6. https://doi.org/10.1016/j.cplett.2015.04.026
Bramhaiah K, Singh VN, John NS. Three-dimensional branched gold nanostructures on reduced graphene oxide films formed at a liquid/liquid interface. Particle & Particle Systems Characterization. 2014, 31, 1168-74. https://doi.org/10.1002/ppsc.201400037
Chakraborti H, Bramhaiah K, John NS, Pal SK. Excited state electron transfer from aminopyrene to graphene: a combined experimental and theoretical study. Physical Chemistry Chemical Physics. 2013, 15, 19932-8. https://doi.org/10.1039/C3CP53416B
Bramhaiah K, John NS. Hybrid films of reduced graphene oxide with noble metal nanoparticles generated at a liquid/liquid interface for applications in catalysis. RSC advances. 2013, 3, 7765-73. https://doi.org/10.1039/C3RA23324C
Bramhaiah K, John NS. Facile synthesis of reduced graphene oxide films at the air-water interface and in situ loading of noble metal nanoparticles. Advances in Natural Sciences: Nanoscience and Nanotechnology. 2012, 3, 045002. DOI 10.1088/2043-6262/4/045002
Book Chapters
Bramhaiah K *, Bhattacharyya S. Interface Engineering of Nano-Photocatalysts for Hydrogen Evolution Reaction and Degradation of Organic Pollutants. In Photocatalysis for Environmental Remediation and Energy Production 2023 May Springer Nature Publishing. DOI: 10.1007/978-3-031-27707-8 (*Corresponding author).
Bramhaiah K, John NS*. Noble Metal-Metal Oxide Hybrid Nanoparticles for Surface-Enhanced Raman Spectroscopy-Based Sensors. InNanosensor Technologies for Environmental Monitoring 2020 Jul 16 (pp. 309-351). Cham: Springer International Publishing. https://doi.org/10.1007/978-3-030-45116-5_11
John NS, Bramhaiah K, Pandey I, Kavitha C. Films of Reduced Graphene Oxide-Based Metal Oxide Nanoparticles. InNanoelectronic Materials and Devices: Select Proceedings of ICNETS2, Volume III 2018 (pp. 19-27). Springer Singapore. https://doi.org/10.1007/978-981-10-7191-1_3
Conference Proceedings:
Kavitha C, Bramhaiah K, John NS. Reduced Graphene oxide/Nanoparticle hybrid structures: A new generation smart materials for optical sensors. Materials Today: Proceedings. 2018, 5, 2609-18. https://doi.org/10.1016/j.matpr.2018.01.040
Madhuri KP, Bramhaiah K, John NS. Electrical properties of films of zinc oxide nanoparticles and its hybrid with reduced graphene oxide. InAIP Conference Proceedings 2016, 1731, 050094. https://doi.org/10.1063/1.4947748
Bramhaiah K, John NS. Reduced graphene oxide-based silver sulfide hybrid films formed at a liquid/liquid interface. InAIP Conference Proceedings 2014, 1591, 366-368. https://doi.org/10.1063/1.4872604