Research

Research Interests

Sensors

MicroFabrication

IoT

Robotics

III-Nitrides

Biomedical

3D Printing

Machine Learning

Patents

System and Method for Gas Detection using Functionalized AlGaN/GaN HEMT with IoT Integration

Inventors: Vikas Pandey, Swaraj Mukherjee, Ankur Gupta, Mahesh Kumar

Applicants: IIT Jodhpur

Indian Patent Application No: INA202611078377 (25/06/2026)

A Radiation Dosimeter Based on AlGaN/GaN High Electron Mobility Transistor (HEMT) Structure

Inventors: Vikas Pandey, Naresh Jingar, Surendra Singh Barala, Satyajit Sahu, Mahesh Kumar

Applicants: DRDO & IIT Jodhpur

Indian Patent Application No: INA202511021069 (08/03/2025)

Publications

Radiation-Induced Charge Trapping Effect in BST/AlGaN/GaN Transistor: Gamma-ray Dosimeter,

Vikas Pandey, Vishal Gupta, Chaitanya B. Auti, Naresh Jingar, Pradeep Kumar, Satyajit Sahu, Ankur Gupta, Sudhiranjan Tripathy, Surendra Singh Barala, Mahesh Kumar.

ACS Applied Electronic Materials, 2026, vol, pp., DOI: https://doi.org/10.1021/acsaelm.6c01298

IoT-Integrated rGO@Ti3C2TX MXene-based Ammonia Sensors: A DFT Mechanistic Insight for Real-Time Monitoring,

Sumit Kumar; Juan Gomez Quispe; Vikas Pandey; Saswata Goswami; Jai Mishra; Mubashir Mushtaq Ganaie; Pedro Alves Da Silva Autreto; Chandra Sekhar Tiwary; Mahesh Kumar

Nanoscale, 2026, vol 18 (31), pp. 16694–16709, DOI: https://doi.org/10.1039/d6nr01875k

Real-Time Hydrogen Monitoring via Pd/g-C₃N₄ Functionalized HEMT Sensor with IoT Connectivity and Machine Learning Forecasting,

Vikas Pandey, Amit Kumar, Somalapura Prakasha Bharath, Chaitanya B. Auti, Pradeep Kumar, Ankur Gupta, Sudhiranjan Tripathy, and Mahesh Kumar

Sensors and Actuators B: Chemical, 2025, vol 450, pp. 139217, DOI: https://doi.org/10.1016/j.snb.2025.139217

IoT-Enabled hBN/AlGaN/GaN High Electron Mobility Transistor for Carbon Dioxide Monitoring,

Vikas Pandey, Ankur Gupta, Sudhiranjan Tripathy, and Mahesh Kumar

2024 IEEE Sensors, Kobe, Japan, 2024, pp. 1-4, DOI: https://doi.org/10.1109/SENSORS60989.2024.10784655

Ultrasensitive Detection of Hg2+ Ions with CVD Grown MoS2 Functionalized MgZnO/CdZnO HEMT,

Sumit Chaudhary, Brahmadutta Mahapatra, Vikas Pandey, Chandrabhan Patel, Mayank Dubey, Mahesh Kumar, and Shaibal Mukherjee

IEEE Sensors Journal, Vol 25 (2), pp. 2048-2055, DOI: https://doi.org/10.1109/JSEN.2024.3504842

Pd/AlGaN/GaN HEMT-based room temperature hydrogen gas sensor,

Vikas Pandey, Amit Kumar, Ahmed S Razeen, Ankur Gupta, Sudhiranjan Tripathy, and Mahesh Kumar

IEEE Sensors Journal, 2024, 24,24, pp 40409-40416, DOI: https://doi.org/10.1109/JSEN.2024.3487877

Room Temperature Operated Flexible La-ZnO/MWCNTs Sensor for ppb Level Carbon Monoxide Detection

Gulshan Verma, Vikas Pandey, Monsur Islam, Mahesh Kumar, Ankur Gupta

Journal of Micromechanics and Microengineering, 2023, 33 095003 (July 2023), DOI: https://doi.org/10.1088/1361-6439/ace4d5

Recent progress on Group III-nitride nanostructures-based Gas Sensors

Nipun Sharma, Vikas Pandey, Ankur Gupta, Swee Tiam Tan, Sudhiranjan Tripathy, Mahesh Kumar

Journal of Materials Chemistry C, 2022, 10, 12157-12190 (Aug 2022), DOI: https://doi.org/10.1039/d2tc02103j

Non-Dynamic Power Reduction Techniques for Digital VLSI Circuits: Classification and Review

Anupam Kumari, Vikas Pandey

IEEE Explore, International Conference on Computational Performance Evaluation (ComPE-2020), DOI: https://doi.org/10.1109/ComPE49325.2020.9200156

BER performance simulation in a multi-user MIMO TAS/MRC Nakagami-m channel using BPSK, QPSK and QAM

Vikas Pandey, Neeraj Kumar Singh

IEEE, International Conference on Communication and Signal Processing (ICCSP), 2014 ISBN: 978- 1-4799-3357-0, DOI: https://doi.org/10.1109/ICCSP.2014.6950098

Conferences

Thesis Presentation

Vikas Pandey, Ankur Gupta, Mahesh Kumar, "IoT-Integrated 2D-Material Functionalized AlGaN/GaN HEMT for Multifunctional Sensing", 2D MatTech Global 2026, IIT Indore, June 24-26, 2022.

Thesis Presentation

Vikas Pandey, Ankur Gupta, Mahesh Kumar, "ML-enhanced IoT-integrated AlGaN/GaN HEMT-based multifunctional sensors for gas and radiation detection", IEEE APSCON 2026, New Delhi, Feb 23-25, 2026.

Poster Presentation

Vikas Pandey, Ankur Gupta, Mahesh Kumar, "Hexagonal Boron Nitride Functionalized AlGaN/GaN High Electron Mobility Transistor for Enhanced Carbon Dioxide Sensing", 2024 MRS Fall Meeting & Exhibit, Boston, USA, Dec 3, 2024.

Oral Presentation

Vikas Pandey, Ankur Gupta, Sudhiranjan Tripathy, Mahesh Kumar, "IoT-Enabled hBN/AlGaN/GaN High Electron Mobility Transistor for Carbon Dioxide Monitoring", IEEE Sensors 2014, Kobe, Japan, October 20-23, 2024.

Poster Presentation

Vikas Pandey, Ankur Gupta, Mahesh Kumar, "Hexagonal Boron Nitride AlGaN/GaN HEMT-based Carbon Dioxide Sensor", IUMRS-ICA 2022, IIT Jodhpur, December 19-23, 2022.

Oral Presentation

Vikas Pandey, Nipun Sharma, Ankur Gupta, Mahesh Kumar, “Enhanced sensing performance of MoS2 functionalized AlGaN/GaN HEMT for NO2 gas sensing, XXI International Workshop on Physics of Semiconductor Devices: IWPSD, IIT Delhi, December 14-17, 2021.

Oral Presentation

Vikas Pandey, Nipun Sharma, Ankur Gupta, Mahesh Kumar, “Graphitic Carbon Nitride functionalized AlGaN/GaN HEMT based Hydrogen Sensor”, 3rd Indian Material Conclave - MRSI, IIT Madras, December 20-23, 202.

Nipun Sharma, Vikas Pandey, Ankur Gupta, Mahesh Kumar, "III-Nitride-based AlGaN/GaN HEMT sensor for Mercury (II) Ion Detection under UV illumination", 3rd Indian Material Conclave - MRSI, IIT Madras, December 20-23, 2021.

Oral Presentation

IEEE ComPE 2020, Shillong, India, 2nd - 4th Jul, 2020

Oral Presentation

ICCM IASSE 2020, Itanagar, India

2014 International Conference on Communication and Signal Processing

Oral Presentation

Vikas Pandey, Neeraj Kumar Singh, "BER performance simulation in a multi user MIMO TAS/MRC Nakagami-m channel using BPSK, QPSK and QAM", 2014 International Conference on Communication and Signal Processing, Melmaruvathur, India, April 03-05, 2014.

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