Rathnamala Rao


Associate Professor

Date of Joining at NITK: 

Monday, April 6, 2015

Professional Experience: 

Teaching and Research 22 years

Contact Details


malarathna [AT] yahoo.com


+91-824-2473513 (Off)
Academic Background

Ph.D : Indian Institute of Technology Madras(IITM), in March 2011,
B.E : Visvesvaraya Technological University, (N.M.A.M. Institute of Technology, Nitte), in July 2002

Areas of Interest

Semiconductor device modeling, VLSI design, Micro actuators, control system design for micromachining applications

Supervision of Ph.D
Completed :4
Significant Publications
  1. Mathew, S., Bhat, K.N., Nithin, Rao, R, Design of Dual-Material Gate Junctionless FinFET based on the Properties of Materials Forming Gate Electrode, IETE Journal of Research, (in press) 2023. 10.1080/03772063.2023.2194264.
  2. Divijesh, P.P., Rao, M., Rao, R., Jain, N., Prabhu, P, Implementation of structurally pre-stressed piezo actuator based active vibration isolation system for micro milling, Materials Today: Proceedings, 2023 (in press). 10.1016/j.matpr.2023.04.165.
  3. Sukesh Rao, M., Ravishankar, K., Rao, R. A reliability test for the body constitution diagnosis using wrist pulse analysis based on Ayurveda, Indian Journal of Traditional Knowledge, Vol. 21, No. 4, pp. 730-736, 2022. 10.56042/ijtk.v21i4.30447.
  4. Puninchathaya, P.D., Rao, M., Rao, R., Kumar, S., Ahmed, R.M., Experimental investigations on flexurally amplified piezoactuator based active vibration isolation system using PID controller, Mechatronic Systems and Control, Vol. 49, No. 3, pp. 132-141, 2021. 10.2316/J.2021.201-0188.
  5. Veeresha, R.K., Muralidhara, Rao, R., Sushith, K., Shilpa, M.K., "Damage Analysis of Tool-Based Micromachining Setup Using Electrical Continuity-Based Contact Detection System", Journal of Failure Analysis and Prevention, Vol. 2, No. 2, pp. 588–594, 2021, 10.1007/s11668-020-01108-0.
  6. Keremane, K.S., Rao, R., Adhikari, A.V., "Simple 3,6-disubstituted Carbazoles as Potential Hole Transport Materials: Photophysical, Electrochemical and Theoretical Studies”, Photochemistry and Photobiology, Vol. 97, No. 2, pp. 289-300, 2021. 10.1111/php.13337.
  7. Sravani, K., Rao, R., “Novel Asynchronous Pipeline Architectures for High-Throughput Applications”, Arabian Journal for Science and Engineering, Vol. 45, No. 8, pp. 6625-6638, 2020. 10.1007/s13369-020-04541-3.
  8. Sravani, K., Rao, R., “Design of high throughput asynchronous FIR filter using gate level pipelined multipliers and adders”, International Journal of Circuit Theory and Applications Vol. 48, No. 8, pp. 1363-1370, 2020. 10.1002/cta.2771.
  9. Sukesh Rao, M., Rao, R., “A new blood pressure prediction method using wrist pulse examination”, Health and Technology Vol.10, No. 3, pp. 689-697, May 2020. 10.1007/s12553-019-00406-4.
  10. Divijesh, P., Muralidhara, Rao, R., Ahmed, R.M., Sushith, K., “Design, analysis and testing of flexurally amplified piezoactuator based active vibration isolation system for micromilling”, Journal of Mechanical Engineering Research and Developments, Vol. 43, No. 3, pp. 431-441, 2020.
  11. Nayak Sandesh,  Rao Muralidhara & Rao, Rathnamala, Modeling and Experimental Validation of Valve and Pumping Actuator of a Piezo-Hydraulic Pump, Journal of Mechanical Engineering Research and Developments, Vol.42, No. 3, pp. 110-114, 2019. 10.26480/jmerd.05.2019.110.114.
  12. Sravani, K., Rathnamala Rao, A High Performance Early Acknowledged Asynchronous Pipeline using Hybrid-logic Encoding, Integration, Vol. 71, Pages 134-143, March 2020. 10.1016/j.vlsi.2019.12.001.
  13. Veeresha, R.K.1, Shilpa, M.K., Muralidhara, Rathnamala Rao, Nithin Kumar, “Investigating the performance of electromagnetic pump fabricated using tool based micromachining setup for microdelivery of fluid”, Journal of Mechanical Engineering Research & Developments,Vol. 42, No. 3, pp. 66-70, 2019. 10.26480/jmerd.03.2019.66.70
  14. Rao M., S., Rao, R., Experimental investigation on the suitability of flexible pressure sensor for wrist pulse measurement, Health Technol., Vol. 9, 143–151, March2019. 10.1007/s12553-018-0264-0.
  15. Veeresha, R.K., Muralidhara, Rao, R., Tauro, A.M., Investigation on the performance of valveless pump for microdelivery of the fluid, fabricated using tool-based micromachining setup, Journal of Advanced Manufacturing Systems, Vol. 16, No.2, pp. 145-156, 2017. 10.1142/S0219686717500093.
  16. Muralidhara, Rathnamala Rao “Investigations on displacement characteristics of piezoactuator based prototype actuator with hydraulic displacement amplification system”, Journal of Mechanical Science and Technology, Vol. 29, No. 11, pp 4817-4822, 2015. 10.1007/s12206-015-1028-7.
  17. Rao, R., Dasgupta, N., Dasgupta, A. Study of random dopant fluctuation effects in FD-SOI MOSFET using analytical threshold voltage model, IEEE Transactions on Device and Materials Reliability, 10 (2), art. no. 5424001, pp. 247-253, 2010. 10.1109/TDMR.2010.2044180.
  18. Rao, R., Katti, G., Havaldar, D.S., DasGupta, N., DasGupta, A. Unified analytical threshold voltage model for non-uniformly doped dual metal gate fully depleted silicon-on-insulator MOSFETs, Solid-State Electronics, Vol. 53, No. 3, pp. 256-265, 2009.

conference (Since 2015)

  1. Kushwaha, V., Rao, R. High-Speed Multiplexed Feedback D Flip-Flop (2023) Lecture Notes in Networks and Systems, 554, pp. 389-396. 10.1007/978-981-19-6661-3_35.
  2. Malkhandi, C., Rao, R. A Full-Swing, High-Speed, and High-Impedance Hybrid 1-Bit Full Adder (2023) Lecture Notes in Networks and Systems, 554, pp. 379-388.10.1007/978-981-19-6661-3_34.
  3. Chaturvedi, S., Saranya, M.N., Rao, R. Design of Asynchronous Circular FIFO Buffer for Asynchronous Network on Chips (2022) 2022 IEEE International Conference on Distributed Computing, VLSI, Electrical Circuits and Robotics, DISCOVER 2022 - Proceedings, pp. 66-71.  10.1109/DISCOVER55800.2022.9974678.
  4. Venugopal, T.R., Muralidhara, Rao, R., Sushith, K., Development of piezoactuator based rotary tool feeding system for micro-EDM (2022) Materials Today: Proceedings, 52, pp. 1909-1918. 10.1016/j.matpr.2021.11.551.
  5. Sravani, K., Rao, R. DDCVS Logic for Asynchronous Gate-Level Pipelined Circuits (2021) Lecture Notes in Electrical Engineering, 700, pp. 1543-1548. 10.1007/978-981-15-8221-9_144.
  6. Hegde, G.R., Nikhil, K.S., Rao, R. Simulation and Modelling of screen oxide thickness dependent implantation peak position in Silicon (2020) Proceedings of CONECCT 2020 - 6th IEEE International Conference on Electronics, Computing and Communication Technologies, art. no. 9198502.  10.1109/CONECCT50063.2020.9198502.
  7. Mathew, S., Nithin, Bhat, K.N., Rao, R. Investigations on the effect of Dual Material Gate work function on DIBL and Subthreshold Swing in Junctionless FinFETs (2020) Proceedings of CONECCT 2020 - 6th IEEE International Conference on Electronics, Computing and Communication Technologies, art. no. 9198438. 10.1109/CONECCT50063.2020.9198438.
  8. Mathew, S., Nithin, N., Rao, R. Investigations on the Effect of Spacer Dielectrics on the DC Characteristics of Dual Material Gate Junctionless FinFETs (2020) 2020 International Conference on Computational Performance Evaluation, ComPE 2020, art. no. 9200016, pp. 359-361. 10.1109/ComPE49325.2020.9200016.
  9. Nithin, N., Rao, R., Bhat, K.N. Impact of the diaphragm structure on the linearity and temperature sensitivity of low-pressure piezo-resistive MEMS pressure sensors (2020) IOP Conference Series: Materials Science and Engineering, 872 (1), art. no. 012022. 10.1088/1757-899X/872/1/012022.
  10. Divijesh, P., Muralidhara, Rao, R., Dheeraj, Sushith, Experimental investigations of structurally pre-stressed actuator based active vibration isolation system (2020) AIP Conference Proceedings, 2247, art. no. 0003931. 10.1063/5.0003931.
  11. Sravani, K., Rao, R. High throughput and high capacity asynchronous pipeline using hybrid logic (2017) Proceedings of 2017 International Conference on Innovations in Electronics, Signal Processing and Communication, IESC 2017, art. no. 8071856, pp. 11-15. 10.1109/IESPC.2017.8071856.
  12. Muralidhara, S.N., Rao, R. Design and simulation of high pressure piezohydraulic pump with active valves (2016) International Conference on Electrical, Electronics, and Optimization Techniques, ICEEOT 2016, art. no. 7754956, pp. 1608-1613. 10.1109/ICEEOT.2016.7754956.
  13. Sukesh Rao, M., Rao, R. Investigation on pulse reading using flexible pressure sensor (2015) 2015 International Conference on Industrial Instrumentation and Control, ICIC 2015, art. no. 7150740, pp. 213-216. 10.1109/IIC.2015.7150740.

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Department of ECE, NITK, Surathkal
P. O. Srinivasnagar,
Mangalore - 575 025 Karnataka, India.

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