Assistant Professor

Department of Electronics and Communication Engineering (Avionics)

Rajiv Gandhi National Aviation University (RGNAU), Fursatganj, Amethi, Uttar Pradesh, India

Areas of Expertise

Semiconductor Devices DC IV/RF/Noise Characterizations, TCAD & Compact (Spice) Modeling and Simulation for the development of advanced technology Semiconductor Devices.

Contact

Email: praveend@rgnau.ac.in

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Academic Background

Academic & Research Experience

• Assistant Professor, Department of Electronics & Communication Engineering (Avionics), RGNAU, Amethi – Present
• Project Executive Officer, Department of EE, IIT Kanpur (Dec 2024 – Jul 2025)
• Research Establishment Officer (REO) Grade‑I, Department of Electrical Engineering, Indian Institute of Technology Kanpur (Dec 2019 – Dec 2024)
• Institute Postdoctoral Fellow, Department of Electrical Engineering, Indian Institute of Technology Kanpur (Sept 2019 – Dec 2019)
• Senior Project Engineer, Department of Electrical Engineering, Indian Institute of Technology Kanpur (Dec 2018 – Sept 2019)

Research Themes

Dr. Dwivedi's work bridges semiconductor modeling and characterization to circuit‑level simulation and design, focusing on:

• Semiconductor Device Characterization: On‑wafer & packaged device measurements (DC, CV, RF‑S, Pulsed IV/S, Load‑Pull, Noise Figure, IMD & Harmonic Distortion)
• Compact Modeling: BSIM‑BULK, BSIM‑CMG and ASM‑HEMT parameter extraction for SPICE model and PDK development
• TCAD Device Simulation: Tunnel FET, MOSFET, FinFET, GaN HEMTs using Silvaco and Synopsys Sentaurus
• Measurement & Development: Lab automation, data extraction, and training for RF & power device testing

Teaching & Mentorship

• IIT Kanpur (2019–2024): Regular tutor for Undergraduate (UG) Course and Laboratory
• Co‑supervised 1 Ph.D. student, 2 M.Tech students, and supervised 1 B.Tech student
• Delivered invited lectures on Semiconductor Device Modeling and Characterization at IIT Kanpur, IIT Patna, IIT Indore, NIT Patna, and SVNIT Surat

Honors & Roles

• IEEE Senior Member; Secretary, IEEE EDS (U.P. Section)
• Associate Member of the Institute of Physics (IOP)
• Active reviewer for reputed journals and conferences, including IEEE Transactions on Electron Devices, IEEE Journal of the Electron Devices Society, IEEE Sensors Journal, Semiconductor Science and Technology, Journal of Physics D: Applied Physics, Engineering Research Express, Physica Scripta, and IETE Technical Review; reviewer for IEDM, EDTM, and DRC.
• Represented IIT Kanpur as Institute Representative (IR) for GATE 2021
• Received Ph.D. scholarship from the Ministry of Human Resource Development (MHRD), Government of India; full scholarship with tuition and hostel fee waiver during M.Tech at Shiv Nadar University

Technical Proficiency

• Characterization Instruments: Keysight PNA‑X, AMCAD Pulsed IV, Load‑Pull (Maury), B1500/B1505
• Simulation/Modeling: TCAD Silvaco & Sentaurus Global TCAD, IC‑CAP, MATLAB, Verilog‑A
• PDK/ SPICE Model Development: BSIM & ASM‑HEMT for FinFET and GaN technologies

Publications

Journal Articles

1. A. Kumar, G. Siddharth, P. Dwivedi, S. K. Pandey, B. S. Sengar and V. Garg, “Insights into the Potential of Sb alloyed Cu2AgBiI6‑based Solar Cells: For Efficient Indoor Energy‑Harvesting” Solar Energy, vol. 286, pp. 113188, Jan 15 2025. DOI: 10.1016/j.solener.2024.113188.
2. Sajid Nazir, Praveen Dwivedi, Ahtisham Pampori, Yun‑Yueh Hsieh, Min‑Li Chou, and Yogesh Singh Chauhan, “Exploring Switching Behavior of Dual Gate RF GaN HEMTs: Characterization and Modeling” IEEE Microwave and Wireless Technology Letters, vol. 35, no. 2, Feb 2025. DOI: 10.1109/LMWT.2024.3507045.
3. Kiran G, Sushil Kumar Pandey, Praveen Dwivedi and Rohit Singh, “Device optimization and sensitivity analysis of a double‑cavity graded MgZnO/ZnO MOSHEMT for biomolecule detection” Physica Scripta, vol. 99, pp. 055015, Apr 2024. DOI: 10.1088/1402‑4896/ad3688.
4. Akash Jadhav, Shivendra Yadav, Sushil K. Pandey, Vivek Garg and Praveen Dwivedi, “Performance Assessment of Pocket Tunnel FET and Accumulation Mode FET for Detection of Streptavidin Protein” Physica Scripta, vol. 98, pp. 115002, Sep 2023. DOI: 10.1088/1402‑4896/acfb42.
5. Sarita Manjhi, Gaurav Siddharth, Sushil K. Pandey, Brajendra S. Sengar, Praveen Dwivedi, and Vivek Garg, “Unveiling the Potential of Bismuth Oxy‑Iodide (BiOI) based Photovoltaic Device for Indoor Energy Harvesting” IEEE Transactions on Electron Devices, vol. 70, no. 11, pp. 5690‑5695, Nov 2023. DOI: 10.1109/TED.2023.3308919.
6. Shivendra Singh Parihar, Praveen Dwivedi, Ahtisham Pampori, Jun Huang, Weike Wang, Kimihiko Imura, Chenming Hu, and Yogesh Singh Chauhan, “A Comprehensive RF Characterization and Modeling Methodology for the 5nm Technology Node FinFETs” IEEE Journal of the Electron Devices Society, Vol. 11, pp. 444‑455, Jul 2023. DOI: 10.1109/JEDS.2023.3298290.
7. Deepak Singh, Brajendra S. Sengar, Vivek Garg, and Praveen Dwivedi, “Comparative analysis of gate structure dependent FET based biosensors” Materials Today Communications, vol. 35, pp. 106301, Jun 2023.
8. Kiran G, Rohan Krishna, Praveen Dwivedi, Pankaj Sharma, and Rohit Singh, “Analytical Modeling of MgZnO/ZnO MOSHEMT Based Biosensor for Biomolecule Detection” Micro and Nanostructures, vol. 163, p. 107130, Mar 2022.
9. Brajendra S. Sengar, Vivek Garg, Amitesh Kumar, and Praveen Dwivedi, “Numerical simulation: Design of high‑efficiency planar p–n homojunction perovskite solar cells” IEEE Transactions on Electron Devices, vol. 68, no. 5, pp. 2360‑2364, Mar 2021.
10. Praveen Dwivedi, Rohit Singh and Yogesh Singh Chauhan, “Crossing the Nernst Limit (59 mV/pH) of Sensitivity Through Tunneling Transistor‑Based Biosensor” IEEE Sensors Journal, vol. 21, no. 3, pp. 3233‑3240, Feb 2021.
11. Praveen Dwivedi, Rohit Singh, Brajendra Singh Sengar, Amitesh Kumar and Vivek Garg, “A New Simulation Approach of Transient Response to Enhance the Selectivity and Sensitivity in Tunneling Field Effect Transistor‑Based Biosensor” IEEE Sensors Journal, vol. 21, no. 3, pp. 3201‑3209, Feb 2021.
12. Praveen Dwivedi and Rohit Singh, “Investigation the impact of the gate workfunction and biases on the sensing metrics of TFET based biosensors” Engineering Research Express, vol. 2, no. 2, p. 025043, Jun 2020.
13. Praveen Dwivedi and Abhinav Kranti, “Overcoming biomolecule location dependent sensitivity degradation through point and line tunneling in dielectric modulated biosensors” IEEE Sensors Journal, vol. 18, no. 23, pp. 9604‑9611, 2018.
14. Praveen Dwivedi and Abhinav Kranti, “Dielectric modulated biosensor architecture: tunneling or accumulation‑based transistor?” IEEE Sensors Journal, vol. 18, no. 8, pp. 3228‑3235, 2018.
15. Praveen Dwivedi, Amit Kumar Singh, R. G. Sangeetha, “A comparative analysis of transimpedance amplifiers in giga‑bit optical communication” Res J Eng Sci. vol. 3, no. 3, pp. 6‑9, 2014.

Conference Highlights

1. A. Sharma, S. Singh Parihar, Y. H. Zarkob, W. Wang, K. Imura, P. Dwivedi and Y. S. Chauhan, "Characterization and Experimental Validation of Self Heating in RF LDMOS Transistor using BSIM‑BULK Model", IEEE Electron Devices Technology and Manufacturing Conference (EDTM), Bangalore, India, 3‑6 Mar 2024.
2. R. Mishra, Y. S. Chauhan and P. Dwivedi, “Detecting Lower Binding of Target Biomolecules Through Pocket Tunnel FET Device” XXII International Workshop on Physics of Semiconductor Devices (IWPSD), 14‑17 Dec 2023, Research Park, IIT Madras.
3. Kiran G; Rohan Krishna, Praveen Dwivedi, Pankaj Sharma, and Rohit Singh, “An Analytical Modeling Of MgZnO/ZnO MOS‑HEMT For Biosensor Applications” COMPOUND SEMICONDUCTOR WEEK (CSW) online, May 2021.
4. Praveen Dwivedi, Amitesh Kumar, Brajendra S. Sengar, Vivek Garg, and Rohit Singh, “Impact of back‑gate voltage on sensing metric of dielectric modulated tunnel FET biosensor,” ICEFEET‑2020, NIT Patna, 10‑11 Jul 2020.
5. Amitesh Kumar, Praveen Dwivedi, Brajendra S. Sengar, Vivek Garg, and Rohit Singh, “Effect of applied bias on Schottky interface to affect resistive switching in a memristive device,” ICEFEET‑2020, NIT Patna, 10‑11 Jul 2020.
6. Praveen Dwivedi, Amitesh Kumar, Vivek Garg, Brajendra S. Sengar, and Rohit Singh, “Detection of streptavidin protein for enhanced sensitivity using dielectric modulated TFET biosensor,” 20th IWPSD, Kolkata, 17‑20 Dec 2019.
7. Vivek Garg, Brajendra S. Sengar, Rohit Singh, Amitesh Kumar and Praveen Dwivedi, “Alloyed Semiconductor Cu2BaSnS4‑xSex: A Potential Low‑cost Photovoltaic Material” 20th IWPSD, Kolkata, 17‑20 Dec 2019.
8. Amitesh Kumar, Vivek Garg, Brajendra S. Sengar, Rohit Singh, and Praveen Dwivedi, “Modulation in resistive switching behavior of RRAMs with incorporation of thin insulating oxide layer,” 20th IWPSD, Kolkata, 17‑20 Dec 2019.
9. Rohit Singh, Sonal Singhal, Vivek Garg, Amitesh Kumar and Praveen Dwivedi, “Effect of Biomolecule on the Device Capacitance of MgZnO/ZnO MOSHEMT,” 20th IWPSD, Kolkata, 17‑20 Dec 2019.
10. Praveen Dwivedi and Abhinav Kranti, “Impact of gate workfunction on the sensitivity of TFET based biosensors,” 18th IWPSD, IISc, Bangalore, 7‑10 Dec 2015.