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Publications

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2026

  1. Galactose-Functional RAFT Agent for Biorelevant Polymeric Materials. Anuja S. Kulkarni *, Shreyasi Mukherjee,Shimayali Kaushal, Duoyi Hu, Eden E. L. Tanner, Buddini I. Karawdeniya, Davita L. Watkins* Polymeric Materials. ACS Polym. Au 2026

  2.  (preprint) Gateway to Data Visualization and Analysis in Solid-State Nanopores. Dhanush L Amarasekara, Katherine Gussenhoven, Mark K Kuuzille, Jayamini Hewage, Tithi Lai, Teesha Pathirage, Buddini I Karawdeniya*, and Y. M. Nuwan. D. Y. Bandara.* ChemRxiv. 16 March 2026 (*corresponding author)

  3.  Solid-state nanopore sensing reveals conformational changes induced by a mutation in a neuron-specific tRNAArgShankar Dutt, Lien B. Lai, Buddini I. Karawdeniya, Y.M. Nuwan D.Y. Bandara, Venkat Gopalan, and Patrick Kluth. Nucleic Acids Research 54, no. 2 (2026): gkaf1411

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Earlier Journal Publications

  1. Over One Million DNA and Protein Events Through Ultra-Stable Chemically-Tuned Solid-State Nanopores.Jugal Saharia, Yapa Mudiyanselage Nuwan Dhananjaya Yapa Bandara, Buddini Iroshika Karawdeniya, Jason Rodger Dwyer, Min Jun Kim. Small, 2023, 2300198

  2. Ultrathin, High-Lifetime Silicon Nitride Membranes for Nanopore Sensing. Shankar Dutt*, Buddini I. Karawdeniya*, Y. M. Nuwan D. Y. Bandara, Nahid Afrin, and Patrick Kluth. Anal. Chem. 2023, 95, 13, 5754–5763. * corresponding authors

  3. (preprint) High Accuracy Protein Identification: Fusion of solid-state nanopore sensing and machine learning. Shankar Dutt, Hancheng Shao, Buddini Karawdeniya, Y. M. Bandara, Eleni Daskalaki, Hanna Suominen, Patrick Kluth. arXiv:2302.12098

  4. (invited) Surface Functionalization and Texturing of Optical Metasurfaces for Sensing Applications. Buddini I Karawdeniya, Adam M Damry, Krishnan Murugappan, Shridhar Manjunath, YM Nuwan DY Bandara, Colin J Jackson, Antonio Tricoli, Dragomir Neshev, Chemical Reviews, 2022, 122, 19, 14990–15030

  5. (preprint) Controlled Fabrication of Thin Silicon Nitride Membranes for Nanopore Sensing. Dutt, S., Karawdeniya, B.I.*, Bandara, Y.M. and Kluth*, P., 2022. arXiv:2201.09024. * corresponding author

  6. Semiconductor Nanowire Arrays for High-Performance Miniaturized Chemical Sensing. Shiyu Wei, Zhe Li, Alishba John, Buddini I. Karawdeniya, Ziyuan Li, Fanlu Zhang, Kaushal Vora, Hark Hoe Tan, Chennupati Jagadish, Krishnan Murugappan, Antonio Tricoli, and Lan Fu, Adv. Funct. Mater., 2021, 2107596

  7. Nanopore Data Analysis: Baseline Construction and Abrupt Change-Based Multilevel Fitting. Y. M. Nuwan D. Y. Bandara, Jugal Saharia, Buddini I. Karawdeniya, Patrick Kluth, and Min Jun Kim. Anal. Chem. 2021, 93, 34, 11710–11718

  8. (invited) Resonant Dielectric Metagratings for Response Intensified Optical Sensing. Rifat Ahmmed Aoni, Shridhar Manjunath, Buddini I. Karawdeniya, Khosro Zangeneh Kamali, Lei Xu, Adam M. Damry, Colin J. Jackson, Antonio Tricoli, Andrey E. Miroshnichenko, Mohsen Rahmani, Dragomir N. Neshev. Adv. Funct. Mater.2021, 2103143

  9. Modulation of electrophoresis, electroosmosis and diffusion for electrical transport of proteins through a solid-state nanopore. Jugal Sahariaa, Y. M. Nuwan D. Y. Bandara, Buddini I. Karawdeniya, Cassandra Hammonda, George Alexandrakisb and Min Jun Kim. RSC Advances, 2021, 11, 24398-24409

  10. Targeting improved reproducibility in surface-enhanced Raman spectroscopy with planar substrates using 3D printed alignment holders. Buddini Iroshika Karawdeniya, Robert B. Chevalier, Y. M. Nuwan D. Y. Bandara, and Jason R. Dwyer. Review of Scientific Instruments, 2021, 92, 043102

  11. Assessment of 1/f noise associated with nanopores fabricated through chemically tuned controlled dielectric breakdown. Jugal Saharia, Y. M. Nuwan D. Y. Bandara, Buddini I. Karawdeniya, George Alexandrakis, Min Jun Kim. Electrophoresis, 2020, 42, 7-8, 899-909

  12. Adeno-Associated Virus Characterization for Cargo Discrimination through Nanopore Responsiveness. Buddini Iroshika Karawdeniya*, Y. M. Nuwan D. Y. Bandara*, Aminul Islam Khan*, Jeron Chen, Adnan Morshed, Junghae Suh, Prashanta Dutta, and Min Jun Kim. *authors contributed equally. Nanoscale, 2020, 12, 23721-23731

  13. Chemically tailoring nanopores for single molecule sensing and glycomics. James T. Hagan, Brian S. Sheetz, Y.M. Nuwan D.Y. Bandara, Buddini I. Karawdeniya, Melissa A. Morris, Robert B. Chevalier & Jason R. Dwyer. Analytical and Bioanalytical Chemistry, Perspectives, 2020, 6, 10

  14. Beyond nanopore sizing: improving solid-state single-molecule sensing performance, lifetime, and analyte scope for omics by targeting surface chemistry during fabrication. Y M Nuwan D. Y. Bandara, Jugal Saharia, Buddini I Karawdeniya, James T Hagan, Jason R Dwyer and Min Jun Kim. Nanotechnology, 2020, 31, 33

  15. Mechanical characterization of vesicles and cells: A review. Adnan Morshed, Buddini Iroshika Karawdeniya, Y.M. Nuwan D.Y. Bandara, Min Jun Kim, and Prashanta Dutta. Electrophoresis, Special Issue: Fundamentals 2020, 41, 7-8, 449-470

  16. Chemically Functionalizing Controlled Dielectric Breakdown Silicon Nitride Nanopores by Direct Photohydrosilylation. Bandara, Nuwan; Karawdeniya, Buddini; Hagan, James; Chevalier, Robert; Dwyer, Jason. ACS Applied Materials and Interfaces, 2019, 11, 30411-30420

  17. Molecular Level Profiling of Human Serum Transferrin Protein through Assessment of Nanopore-Based Electrical and Chemical Responsiveness. Saharia, Jugal; D.Y. Bandara, Y.M. Nuwan; Goyal, Gaurav; Lee, Jung Soo; Karawdeniya, Buddini Iroshika; Kim, Min Jun. ACS Nano, 2019, 13, 4, 4246-4254

  18. (Review) Challenging Nanopores with Analyte Scope and Environment. Buddini I. Karawdeniya, Y.M. Nuwan D.Y. Bandara, Jonathan W. Nichols, Robert B. Chevalier, James T. Hagan, and Jason R. Dwyer. Journal of Analysis and Testing, 2019, 3, 61-79

  19. Mechanical measurement of shape deformation of liposome using solid-state nanopore sensor with automated recapturing platform. Jung Soo Lee, Jugal Saharia, Y. M. Nuwan D. Y. Bandara, Buddini Iroshika Karawdeniya, Gaurav Goyal, Armin Darvish, Qingxiao Wang, Moon J. Kim, and Min Jun Kim. Electrophoresis, 2019, 40, 1337-1344

  20. A Push-Button Method to Create Nanopores Using a Tesla Coil Lighter. Y.M. Nuwan D.Y. Bandara, Buddini Iroshika Karawdeniya, and Jason R. Dwyer. ACS Omega, 2019, 4, 226–230

  21. (preprint) “Lights, Camera, Questions and Answers!”: Talking About Science on Camera. Buddini Karawdeniya, Y.M. Nuwan D.Y. Bandara, Julie Whelan, John Yacano, Marissa DeOliveira, Dana Neugent, Regina Bell, Jason Dwyer. ChemRxiv, 2018

  22. Surveying Silicon Nitride Nanopores for Glycomics and Heparin Quality Assurance. Buddini Iroshika Karawdeniya, Y.M. Nuwan D.Y. Bandara, Jonathan W. Nichols, Robert B. Chevalier, and Jason R. Dwyer. Nature Communications, 2018, 9, 3278-3286

  23. General Strategy to Make an On-Demand Library of Structurally and Functionally Diverse SERS Substrates. Buddini Iroshika Karawdeniya, Y. M. Nuwan D. Y. Bandara, Julie C. Whelan, and Jason R. Dwyer. ACS Applied Nano Materials, 2018, 1, 960–968

  24. Conductance-Based Profiling of Nanopores: Accommodating Fabrication Irregularities. Y.M. Nuwan D.Y. Bandara, Jonathan W. Nichols, Buddini Iroshika Karawdeniya, and Jason R. Dwyer. Electrophoresis, 2018, 39, 626-634

  25. 25. A Comparison of SERS and MEF of Rhodamine 6G on a Gold Substrate. Elizabeth Kohr, Buddini I. Karawdeniya, Jason R. Dwyer, Anju Gupta, and William B. Euler. Phys. Chem. Chem. Phys. 2017, 19, 27074-27080

  26. Real-time Profiling of Solid-State Nanopores During Solution-Phase Nanofabrication. Y. M. Nuwan D. Y. Bandara, Buddini Iroshika Karawdeniya, and Jason R. Dwyer. ACS Appl. Mater. Interfaces 2016, 8, 30583−30589

  27. Solution-Based Photo-Patterned Gold Film Formation on Silicon Nitride. Y. M. Nuwan D. Y. Bandara, Buddini Iroshika Karawdeniya, Julie C. Whelan, Lucas D. S. Ginsberg, and Jason R. Dwyer. ACS Appl. Mater. Interfaces 2016, 8, 34964−34969

  28. Electroless Plating of Ultrathin Gold Films Directly onto Silicon Nitride Thin Films. Julie Whelan, Buddini Iroshika Karawdeniya*, Y. M. Nuwan D.Y. Bandara*, Brian Velleco, Caitlin M. Masterson, and Jason R. Dwyer. *authors contributed equally. ACS Appl. Mater. Interfaces 2014, 6, 10952−10957

Book Chapters and Commercial User Guides

  1. (Invited) Silicon Nitride Thin Films for Nanofluidic Device Fabrication. Dwyer, J.R., Bandara, Y.M.N.D.Y., Whelan, J.C., Karawdeniya, B.I., Nichols, J.W.Royal Society of Chemistry: Nanofluidics, 2nd Edition, Editors Joshua Edel & Min Jun Kim

  2. (invited) The chapter on Operational Principles of Solid-state Nanopores named ‘Recording from Solid-State Nanopores’ in the 5th edition of the user guide of Molecular Devices, 2021 by Buddini I. Karawdeniya and Nuwan Bandara

Contact Us

Karawdeniya Nano-Sensing and Innovations Laboratory (KNSI Lab)
Department of Biomedical Engineering, College of Engineering 
2124 Fontana Labs
140 W. 19th Ave
Columbus, OH 43210
USA

Email: karawdeniya.1@osu.edu 

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