Electronic Materials and    
Thin Films Lab

  
For a complete list of publications and presentations please click here
Refereed publications (latest 10)
  1. Abishek Kumar, Neethu Thomas, and Parasuraman Swaminathan, “Plasma-Tailored Polydimethylsiloxane Substrates For Eventing of Single Molecules Using Wrinkle-Enhanced Raman Spectroscopy”, ACS Appl. Nano Mater. in press (2025). DOI: 10.1021/acsanm.4c07118
  2. A. Sudha, Sanjeev Patil, and Parasuraman Swaminathan, “A flexible room temperature nitrogen dioxide sensor based on tungsten oxide-silver nanowire composite”, Next Research, 2, 100204 (2025). DOI: 10.1016/j.nexres.2025.100204
  3. Sanjeev Patil and Parasuraman Swaminathan, “Leaf-inspired flexible and transparent printed bismuth ferrite nanocomposite photodetectors”, Surf. Interfaces 59, 105904 (2025). DOI: 10.1016/j.surfin.2025.105904
  4. Swati Suman, Anupama Behra, and Parasuraman Swaminathan, “Oxygen-modulated photoresponse in nickel oxide thin films for wide band gap photodetector application”, Discover Applied Sciences 7, 84 (2025). DOI: 10.1007/s42452-025-06485-5
  5. Sanjeev Patil, Sudha Arumugam, and Parasuraman Swaminathan, “Flexible, frugal, and fast carbon dioxide sensing by bismuth ferrite-silver nanowires”, Next Materials 6, 100471 (2025). DOI: 10.1016/j.nxmate.2024.100471
  6. Nikhila Patil, Sowmmya Venkatesh, Parasuraman Swaminathan, and P. Sumathi, “Design Evaluation and Performance Analysis of Silver Nanoparticle Ink-Based Printed Heaters”, Flex. Print. Electron. 10, 015001 (2025). DOI: 10.1088/2058-8585/ad9c91
  7. Neha Thakur, Sudha Arumugam, Neethu Thomas, Aarju Mathew Koshy, Parasuraman Swaminathan, and Hari Murthy, “Direct Ink Writing of Nickel oxide-based Thin Films for Room Temperature Gas Detection”, J. Semicond. 46, 011611 (2025). DOI: 10.1088/1674-4926/24080025
  8. Kokkiligadda Jhansi and Parasuraman Swaminathan, “Photocatalytic Dye Degradation with Magnetically Recoverable and Reusable Bismuth Ferrite Nanoparticles”, J. Electron. Mater. 54, 485 (2025). DOI: 10.1007/s11664-024-11574-z
  9. Kokkiligadda Jhansi and Parasuraman Swaminathan, “Role of Chelating Agents on the Sol-Gel Synthesis of Bismuth Ferrite Nanoparticles”, J. Sol-Gel Sci. Technol. 112, 846 (2024). DOI: 10.1007/s10971-024-06588-2
  10. Neha Sharma, Ganapathi Rao Kandregula, Aarju Mathew Koshy, Kothandaraman Ramanujam, Debdutta Ray, and Parasuraman Swaminathan, "Water-based activated carbon ink for printed flexible biodegradable supercapacitors", 
    Adv. Sustain. Syst. 2024, 2400649 (2024). DOI: 10.1002/adsu.202400649 
Patents
Granted (latest 5)
  1. Ranjithvel Mohanasundaram, Sudha Arumugam, and Parasuraman Swaminathan, “ELECTROCHROMIC DEVICE BASED ON VANADIUM OXIDE ACTIVE ELECTRODE AND SALT-BASED ELECTROLYTE”, Indian Patent No. 
    561145. Click here for the patent certificate. 
  2. Sanjeev Patil, Sudha Arumugam, and Parasuraman Swaminathan, “BISMUTH FERRITE-BASED FLEXIBLE DEVICE FOR ROOM TEMPERATURE GAS SENSING”, Indian Patent No. 549328. Click here for the patent certificate.
  3. Swati Suman and Parasuraman Swaminathan, “SYSTEM FOR OPTOELECTRONIC CHARACTERIZATION OF SOLID-STATE PHOTODETECTORS”, Indian Patent No. 548386. Click here for the patent certificate.
  4. Balamurugan L and Parasuraman Swaminathan, “MICRONEEDLE ARRAY DEVICE AND METHOD THEREOF”, Indian Patent No. 540518. Click here for the patent certificate.
  5. L. Balamurugan and Parasuraman Swaminathan, “SYSTEM AND METHOD TO FORM CONTINUOUS GLUCOSE MONITORING DEVICE”, Indian Patent No. 537167. Click here for the patent certificate. 
Filed (latest 5)
  1. Kokkiligadda Jhansi, Ishwarya Dhevi Gurusamy Rangasamy, Jeevarathan Jayaprakash, Ponnudurai Arangannal, and Parasuraman Swaminathan, “A CORE-SHELL STRUCTURE BASED RADIOPAQUE PUTTY, ITS METHOD OF SYNTHESIS AND APPLICATIONS THEREOF”, Indian Patent, Application No. 202541012848, Filed on 14/02/2025.
  2. Swati Suman and Parasuraman Swaminathan, “METHOD AND SYSTEM OF FABRICATING LONGER WAVELENGTH SENSING PRINTABLE AND FLEXIBLE PHOTODETECTOR”, Indian Patent, Application No. 202541004933, 
    Filed on 21/01/2025.
  3. Swati Suman and Parasuraman Swaminathan, “A NARROWBAND PRINTED FLEXIBLE HYBRID PHOTODETECTOR AND A METHOD OF FABRICATION THEREOF”, Indian Patent, Application No. 202441087736, Filed on 13/11/2024.
  4. Nikhila Patil, Sowmmya Venkatesh, Parasuraman Swaminathan, and Sumathi Parasuraman, “A PRINTED PATTERNS OF THIN FILM HEATERS ON A QUARTZ SUBSTRATE USING SILVER NANOPARTICLE INK AND ITS METHOD OF PRINTING”, Indian Patent, Application No. 202411065129, Filed on 28/08/2024.
  5. Abishek Kumar, Neethu Thomas, and Parasuraman Swaminathan, “PROCESS FOR PRODUCING FLEXIBLE SURFACE ENHANCED RAMAN SPECTROSCOPY (SERS) SUBSTRATES, SUBSTRATES THEREOF AND THEIR 
    APPLICATIONS”, Indian Patent, Application No. 202441041004, Filed on 27/05/2024
Conference presentations (latest 10)
  1. Swati Suman and Parasuraman Swaminathan, “Metal-oxide and organic dye-based hybrid flexible printed photodetector for healthcare application”, 11th International Conference on Advanced Materials and Nanotechnology 
    (AMN11), Christchurch, New Zealand, February 2025.
  2. Uday Kumar, Rizwan Ahmad Qureshi , Jhansi Kokkiligadda, Hitensinh Vaghela, Amit Arora, and Parasuraman Swaminathan, “A Step Towards Eco-friendly Electropolishing of SS304L Stainless Steel for Nuclear Fusion 
    Applications”, International Conference on Energy Conversion and Storage (IECS) 2025, IIT Madras, January 2025.
  3. Sanjeev Patil and Parasuraman Swaminathan, “Flexible fast frugal toxic gas sensing”, Student Academic Conference, Inter IIT Tech Meet 13.0, IIT Bombay, December 2024 (best poster and presentation award).
  4. Kokkiligadda Jhansi and Parasuraman Swaminathan, “Role of Chelating Agents on the Synthesis of Bismuth Ferrite Nanoparticles for Photocatalytic Degradation of Organic Pollutants”, International Conference on Advanced Ceramics for Sustainability (Cera4S 2024), IIT Madras, November 2024
  5. Mudidhudi Pujitha, Kokkiligadda Jhansi, Badisha Venkateswarlu, and Parasuraman Swaminathan, “Evaluation of Photocatalytic Degradation of Rhodamine B using Manganese Zinc Ferrite Catalyst”, International Conference on Advanced Ceramics for Sustainability (Cera4S 2024), IIT Madras, November 2024
  6. Anupama Behera, Neha Sharma, Swati Suman, and Parasuraman Swaminathan, “Electrochromic Behaviour of Nickel Oxide Thin Films Grown by DC Magnetron Sputtering”, IoP Golden Jubilee Young Women Scientists Meet (IGJYWSM-2024), Bhubaneswar, November 2024
  7. Neha Sharma, Debdutta Ray, and Parasuraman Swaminathan, “Ti3C2Tx & silver nanowires-based printed transparent flexible micro-supercapacitor”, 6th IEEE International Flexible Electronics Technology Conference (IFETC 2024), Bologna, Italy, September 2024
  8. A. M. Koshy, N. Sharma, K.V. Raman, and Parasuraman Swaminathan, “Silver nanowire - sodium carboxymethylcellulose composite ink for sustainable fabrication of highly transparent and flexible electronic devices”, IFETC 2024, Bologna, Italy, September 2024
  9. Anupama Behera, Neha Sharma, and Parasuraman Swaminathan, “Electrochromic behaviour of nickel oxide thin films grown by DC magnetron sputtering”, International Conference on Energy and Environmental Materials (E2M-2024), IIT Indore, July 2024 (best poster award in Theme A/Synthesis & Characterization of Energy Materials)
  10. Neha Sharma, Debdutta Ray, and Parasuraman Swaminathan, “Water-based activated carbon ink for flexible biodegradable supercapacitors”, International Conference on Sustainable Nanomaterials Integration & Organization 
    for Energy and Environment (ISNIOE2) 2024, Shiv Nadar Institution of Eminence (SNIoE) Deemed to be University, Delhi NCR, March 2024 (best presentation in Environmental Sustainability)
Invited talks (latest 5)
  1. “Transition metal oxide-based nanostructures for functional applications”, International Conference on Advanced Ceramics for Sustainability (Cera4S 2024), IIT Madras, November 2024
  2. “Optoelectronic properties and applications of metal oxides”, Faculty Development Program on Advances in Semiconductor and Photonic Devices, Vasavi College of Engineering, Hyderabad. Telangana, August 2024
  3. "Printed Electronics'', INUP Familiarization workshop, Centre for NEMS and Nanophotonics (CNNP), IIT Madras, July 2024
  4. “Printed electronics”,Sri Venkateswara College of Engineering, Summer Internship 2024: Semiconductor Technology, June 2024
  5. “Printed electronics: From fundamentals to applications”, Quanta 2024, Society of Materials Science Engineers (SMSE) at College of Engineering Guindy, Anna University, Chennai, May 2024