Research

RESEARCH INTERESTS

Flexible and Printable Electronics for Healthcare and Digital Agricultural Applications,

Smart Sensing Technologies with Wireless Connectivity, Wearable Electronics for POC Devices,

Semiconductor Devices, Materials and Nanocomposites,

Sensor Materials & Thin-Film Technology,

Sustainable and Green Electronics.

SELECTED PUBLICATIONS

Ajay Beniwal, Priyanka Ganguly, Gaurav Khandelwal, Rahul Gond, Brajesh Rawat and Chong Li, “Additive Strategies to Mitigate Humidity Interference Effects on PEDOT:PSS Sensors for Ammonia Detection,” IEEE Sensors Journal, vol. 25, no. 6, pp. 9357-9366, 2025. doi: 10.1109/JSEN.2025.3533298
Ajay Beniwal, Gaurav Khandelwal, Rudra Mukherjee, Daniel M. Mulvihill, Chong Li, “Eco-friendly textile-based wearable humidity sensor with multi-node wireless connectivity for healthcare applications,” ACS Applied Bio Materials, 7(7), 4772-4784, 2024. doi: 10.1021/acsabm.4c00593
Ajay Beniwal, Priyanka Ganguly, A. K. Aliyana, Gaurav Khandelwal, and Ravinder Dahiya, “Screen-printed graphene-carbon ink based disposable humidity sensor with wireless communication,” Sensors and Actuators B: Chemical, 374, 132731, 2023. doi: 10.1016/j.snb.2022.132731
Ajay Beniwal, D. K. Neethipathi and Ravinder Dahiya, “PEDOT:PSS coated Screen Printed Graphene-Carbon Ink based Humidity and Temperature Sensor,” IEEE Journal on Flexible Electronics, vol. 2, no. 2, pp. 111-118, 2023, doi: 10.1109/JFLEX.2022.3228970.
Ajay Beniwal, Sunny, “Room Temperature Operated Electrospun Nanofibers-Based SnO₂/PTh Sensor for Acetone Sensing Applications,” IEEE Transactions on Electron Devices, 68 (8), 4084-4089, 2021. doi: 10.1109/TED.2021.3093378
Ajay Beniwal, Sunny, “SnO2-ZnO-Fe2O3 tri-composite based room temperature operated dual behavior ammonia and ethanol sensor for ppb level detection,” Nanoscale (Royal Society of Chemistry), 12, 19732 - 19745, 2020. doi: 10.1039/D0NR05389A
Ajay Beniwal, Sunny, “Novel TPU/Fe2O3 and TPU/Fe2O3/PPy nanocomposites synthesized using electrospun nanofibers investigated for analyte sensing applications at room temperature,” Sensors & Actuators: B. Chemical, vol. 304, pp. 127384, 2020. doi: 10.1016/j.snb.2019.127384
Ajay Beniwal, Suraj Lalwani, Sunny, “Baseline drift improvement through investigating a novel Ag doped SnO2/ZnO nanocomposite for selective ethanol detection” IEEE Transactions on Nanotechnology, vol. 18, pp. 412-420, 2019. doi: 10.1109/TNANO.2019.2912497