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Prof. Ponnalagu R N

Associate Professor,
Department of Electrical and Electronics Engineering

Analog Front end for sensors, Biomedical Signal Processing, Design and development of UAV assisted systems, IoT enabled applications, MEMS sensors and Energy harvesters
H226, Department of EEE, Birla Institute of Technology & Science, Pilani
Hyderabad Campus
Jawahar Nagar, Kapra Mandal
Dist.-Medchal-500 078
Telangana, India

JOURNAL PAPERS

 

 
60

Parameswaran Iyer, Sohini Kayal, Swayam Shree, Dibyasreekant Bisoyi, Aarshia et al., Design, Development and Control of a Reconfigurable Spherical Rover, IEEE SPACE (2026).

59

Parvathy Nair, Swayam Shree, R. N. Ponnalagu and Sanket Goel, Dual-Interface IoT-Enabled Portable Electrochemical Platform for Multiplexed Detection of Renal Biomarkers, Electrochimica Acta, 149275 (2026).

58

Krishnapriya G. B., Gaddam Likhitheshwar, Desu Sri Charan Reddy, Prisha Goel et al., A Noise-Resilient ECG Denoising Framework for Robust CNN-Based Disease Classification Under Multiple Artefacts, 12th International Conference on Communication and Signal Processing (ICCSP) (2026).

57

R. Mondal, S. K. Ghosh and R. N. Ponnalagu, Explainable Artificial Intelligence in Smart Health Care, AI in Smart and Secure Healthcare: Research Trends and Future Opportunities, 45 (2026).

56

Sreerama Amrutha Lahari, Puvvula Talpa Sai Sri Charan, R. N. Ponnalagu et al., Temperature-Compensated IoT-Enabled Portable Ion-Selective Array Device for Multi-Parameter Measurements in Water Samples, IEEE Transactions on Instrumentation and Measurement, 75, 9516508 (2026).

55

Loukik Darsi, Shubham, Avaneesh Pothuri, R. N. Ponnalagu and Manik Gupta, Edge Intelligence for Speech: Evaluating Model Performance, Feature Extraction and Signal Fidelity on Commodity Hardware, 18th International Conference on Communication Systems & Networks (COMSNETS) (2026).

54

Sajith P. M., Naveen K. Shrivatsava, R. N. Ponnalagu, Ankur Bhattacharjee and Sanket Goel, Miniaturized 3D-Printed Photo-Electrochemical Membraneless Fuel Cell for Sustainable Energy Applications, Ionics, 31, 1567–1581 (2025).

53

P. M. Sajith, K. Ramya, R. N. Ponnalagu, A. Bhattacharjee, N. K. Shrivastava et al., Photocatalytic Electrochemical Fuel Cell with Nanomaterial-Enhanced Carbon Cloth Electrodes, Advanced Solid-State Devices for Emerging Nanotechnologies, 40–45 (2025).

52

Parvathy Nair, Khairunnisa Amreen, R. N. Ponnalagu and Sanket Goel, Fully Integrated Portable Electrochemical Sensing Platform for Multiplexed Detection of Renal Biomarkers, TECHON (2025).

51

G. B. Krishnapriya, R. N. Ponnalagu and S. Goel, Assessment of Muscle Fatigue in Lower Extremity Muscles During Isometric Contractions from EMG Signals Using DWT, International Conference on Signal Processing and Integrated Networks, 101–119 (2025).

50

I. Eldho, S. K. Ghosh and R. N. Ponnalagu, A Novel Approach for Estimating the Diagnostic Information Loss from Fetal PCG Signal During Signal Transmission, International Conference on Signal Processing and Integrated Networks, 121–135 (2025).

49

D. Nagaraj, Y. M. Mao, P. Nair, S. Kumar, I. Khan, A. Khairunnisa et al., Morphological Characterization, Micro Electromechanical Systems (MEMS) Practical Lab Manual, 71–88 (2025).

48

A. Pal, P. Sai Kumar, S. A. Lahari, S. Fande, A. Kumar, M. Bhaiyya, S. Dudala et al., Microfluidic Devices, Micro Electromechanical Systems (MEMS) Practical Lab Manual, 105–134 (2025).

47

Parvathy Nair, Aditya Balasubramanian, Sharan K., Souvik Roy, R. N. Ponnalagu et al., Integrated and Turnkey Custom-Built Multiplexed Portable Platform for On-Site Electrochemical Detection, Lab on a Chip, 25, 5926–5935 (2025).

46

G. B. Krishnapriya, R. N. Ponnalagu and Sanket Goel, A Resource Efficient Time Domain-Based Algorithm to Estimate Respiration Rate from Single Lead ECG Signal, IEEE Open Journal of Instrumentation and Measurement, 4, 400109 (2025).

45

Sreerama Lahari, Nikhil Kumawat, Khairunnisa Amreen, R. N. Ponnalagu and Sanket Goel, IoT Integrated and Deep Learning Assisted Electrochemical Sensor for Multiplexed Heavy Metal Sensing in Water Samples, npj Clean Water, 8, 10 (2025).

44

Parvathy Nair, Khairunnisa Amreen, R. N. Ponnalagu and Sanket Goel, 3D Printed Interdigitated Electrodes for Cardiac Biomarker Detection, IEEE Transactions on Nanobioscience, 24(1), 63–69 (2025).

43

P. Nair, V. V. Santurkar, K. Amreen, R. N. Ponnalagu and S. Goel, Gold/Cerium (IV) Oxide-Modified Flexible Electrodes for Enzymatic Detection of Triglyceride, IEEE Sensors Letters, 8(12), 1–4 (2024).

42

Sajith P. M., Ramya K., R. N. Ponnalagu, Ankur Bhattacharjee and Naveen K. Shrivatsava, Photocatalytic Electrochemical Fuel Cell with Nanomaterial-Enhanced Carbon Cloth Electrodes, Emerging Technologies: Micro to Nano (ETMN-2024), 6 (2024).

41

P. Nair, K. Amreen, R. N. Ponnalagu and S. Goel, Microfluidic Reservoir Integrated with Optimized Screen-Printed Electrode for Simultaneous Detection of Ascorbic Acid and L-Cysteine, Journal of Micromechanics and Microengineering, 34(11), 115001 (2024).

40

N. J. R. Kumar, G. S. Kumar and R. N. Ponnalagu, Denoising of PCG Signals: A Comparative Study of DWT and Adaptive Based Algorithms, 2024 Third International Conference on Intelligent Techniques in Control (2024).

39

Rahul Ajmeria, Lokesh Kumar Gundu, Siddhartha Goswami, R. N. Ponnalagu et al., Automatic Area Estimation of Algal Bloom on Water Bodies from UAV Images Using Texture Analysis, Water Science and Engineering, 17(1), 62–71 (2024).

38

P. Nair, K. Amreen and S. Goel, Microfluidic Flexible Device for Real-Time Enzyme-Free Uric Acid Detection, 16th International Conference on Sensing Technology (ICST), 1–6 (2023).

37

G. B. Krishnapriya and R. N. Ponnalagu, Accuracy Improved Muscle Onset and Termination Detection in EMG Signal Processing Using STKEO, 16th International Conference on Sensing Technology (ICST), 1–6 (2023).

36

S. A. Lahari, K. Amreen, S. K. Dubey, R. N. Ponnalagu and S. Goel, Functionalized Carbon Cloth Device for pH Sensing, 16th International Conference on Sensing Technology (ICST), 1–4 (2023).

35

A. Johar and S. A. Lahari, Water Quality Index Prediction System Using IoT-Enabled Sensor Suite and Machine Learning, 16th International Conference on Sensing Technology (ICST), 1–6 (2023).

34

S. Pradhan, S. Kulkarni and R. R. Gupta, Performance Evaluation of YOLOv5s and Faster RCNN Models in Detection of Potholes from Road Surface Images, 20th IEEE India Council International Conference (INDICON), 667–672 (2023).

33

S. Kulkarni, N. Mittal, R. R. Gupta and R. N. Ponnalagu, Investigation of YOLO Models in the Detection and Classification of Multiple Negative Road Anomalies, 14th International Conference on Computing, Communication and Networking Technologies (2023).

32

S. A. Lahari, K. Amreen, S. K. Dubey, R. N. Ponnalagu and S. Goel, Polymer-Functionalized Laser-Induced Graphene Electrochemical Sensor for Selective and Sensitive Detection of Fluoride Ions in Real Water Samples, IEEE Sensors Journal, 23(15), 16537–16544 (2023).

31

C. S. Durganjali, G. Avinash, K. Megha, R. N. Ponnalagu, S. Goel and S. Radhika, Prediction of PV Cell Parameters at Different Temperatures via ML Algorithms and Comparative Performance Analysis in Multiphysics Environment, Energy Conversion and Management, 282, 116881 (2023).

30

S. Amrutha Lahari, K. Amreen, S. K. Dubey, R. N. Ponnalagu and S. Goel, Modified Ultra Micro-Carbon Electrode for Efficient Ammonia Sensing for Water Quality Assessment, IEEE Transactions on Nanobioscience, 22(2), 301–307 (2023).

29

Sreerama Amrutha Lahari, Khairunnisa Amreen, Satish Kumar Dubey, R. N. Ponnalagu et al., Optimized Porous Carbon-Fibre Microelectrode for Multiplexed, Highly Reproducible and Repeatable Detection of Heavy Metals in Real Water Samples, Environmental Research, 220, 115192 (2023).

28

S. A. Lahari, K. Amreen, S. K. Dubey, R. N. Ponnalagu and S. Goel, Au Deposited Carbon-Thread Electrode for Lead Ions Detection in Water Samples, IEEE Applied Sensing Conference (APSCON), 1–3 (2023).

27

R. N. Ponnalagu, Rajesh Tripathy, G. Panda and R. B. Pachori, Automated Heart Sound Activity Detection from PCG Signal Using Time-Frequency Domain Deep Neural Network, IEEE Transactions on Instrumentation and Measurement, 71, 4006710 (2022).

26

S. K. Ghosh and R. N. Ponnalagu, Investigation of Discrete Wavelet Transform Domain Optimal Parametric Approach for Denoising of Phonocardiogram Signal, Journal of Mechanics in Medicine and Biology, 22(06), 2250046 (2022).

25

P. Saraf, Y. Jangir and R. N. Ponnalagu, Implementation and Testing of Force Control on a Spherical Articulated Manipulator, IEEE International Conference on Mechatronics and Automation (ICMA) (2022).

24

A. Pal, M. B. Kulkarni, H. Gupta, R. N. Ponnalagu, S. K. Dubey and S. Goel, Corrigendum to: “Portable and Autonomous Device for Real-Time Colorimetric Detection: Validation for Phosphorous and Nitrite Detection”, Sensors and Actuators A: Physical, 338, 113461 (2022).

23

A. Ray, J. M. Mohan, K. Amreen, S. K. Dubey, A. Javed, R. N. Ponnalagu and S. Goel, Ink-Jet-Printed CuO Nanoparticle-Enhanced Miniaturized Paper-Based Electrochemical Platform for Hypochlorite Sensing, Applied Nanoscience, 13(3), 1855–1861 (2023; verify publication year).

22

Samit Kumar Ghosh, Rajesh Kumar Tripathy and R. N. Ponnalagu, Classification of PCG Signals Using Fourier-Based Synchrosqueezing Transform and Support Vector Machine, IEEE Sensors, 1–4 (2021).

21

A. Pal, M. B. Kulkarni, H. Gupta, R. N. Ponnalagu, S. K. Dubey and S. Goel, Portable and Autonomous Device for Real-Time Colorimetric Detection: Validation for Phosphorous and Nitrite Detection, Sensors and Actuators A: Physical, 330, 112896 (2021).

20

S. K. Ghosh, A. Ray, R. K. Tripathy and R. N. Ponnalagu, A Transform Domain Approach for the Compression of Fetal Phonocardiogram Signal, IEEE Sensors Letters, 5(5), 1–4 (2021).

19

Digvijay Singh, Rishabh Singh, Rahul Ajmeria and Manik Gupta, DAWSSM: A Plug-and-Play Drone Assisted Water Sampling and Sensing Module, 47th IEEE Annual Conference of the Industrial Electronics Society (IECON), 1–6 (2021).

18

C. S. Durganjali, S. Radhika, R. N. Ponnalagu and S. Goel, A Study on the Performance of Solar Photovoltaic Systems in the Underwater Environment, Microelectronics and Signal Processing, 203–226 (2021).

17

S. K. Ghosh, R. K. Tripathy and R. N. Ponnalagu, A Study on Time-Frequency Analysis of Phonocardiogram Signals, Microelectronics and Signal Processing, 189–202 (2021).

16

S. K. Ghosh and R. K. Tripathy, Evaluation of Performance Metrics and Denoising of PCG Signal Using Wavelet-Based Decomposition, IEEE 17th India Council International Conference (INDICON), 1–6 (2020).

15

P. Grover, Y. S. Malhi and R. N. Ponnalagu, A Comparative Study on Industrial Multiphase Flow Measurement Techniques (2020).

14

S. K. Ghosh, R. N. Ponnalagu, R. K. Tripathy and U. R. Acharya, Automated Detection of Heart Valve Diseases Using Chirplet Transform and Multiclass Composite Classifier with PCG Signals, Computers in Biology and Medicine, 118, 103632 (2020).

13

R. N. Ponnalagu and Boby George, Dual Slope Direct Digital Converter for Bridge-Connected Resistive Sensors, International Journal on Smart Sensing and Intelligent Systems, 7(5) (2020; verify publication year).

12

S. K. Ghosh, R. N. Ponnalagu and R. K. Tripathy, Heart Sound Data Acquisition and Preprocessing Techniques: A Review, Handbook of Research on Advancements of Artificial Intelligence in (2020).

11

Samit Kumar Ghosh, R. N. Ponnalagu, Rajesh Kumar Tripathy and U. Rajendra Acharya, Deep Layer Kernel Sparse Representation Network for the Detection of Heart Valve Ailments from the Time-Frequency Representation of PCG Recordings, Biomedical Research International, 1–20 (2020).

10

S. R. Subudhi and R. N. Ponnalagu, An Intelligent Shopping Cart with Automatic Product Detection and Secure Payment System, IEEE 16th India Council International Conference (INDICON), 1–4 (2019).

9

S. K. Ghosh, R. K. Tripathy, R. N. Ponnalagu and R. B. Pachori, Automated Detection of Heart Valve Disorders from the PCG Signal Using Time-Frequency Magnitude and Phase Features, IEEE Sensors Letters, 3(12), 1–4 (2019).

8

A. Joshi, A. Tripathi and R. N. Ponnalagu, Modelling and Design of a Hybrid Aerial Vehicle Combining VTOL Capabilities with Fixed Wing Aircraft, 6th International Conference on Instrumentation, Control, and Automation (2019).

7

S. K. Ghosh and R. N. Ponnalagu, A Novel Algorithm Based on Stockwell Transform for Boundary Detection and Segmentation of Heart Sound Components from PCG Signal, IEEE INDICON (2019).

6

R. N. Ponnalagu, B. George and V. J. Kumar, Improved Single-Element Resistive Sensor-to-Microcontroller Interface, IEEE Transactions on Instrumentation and Measurement, 66(10), 2736–2744 (2017).

5

R. N. Ponnalagu, B. George and V. J. Kumar, A Linearizing Digitizer for Wheatstone Bridge-Based Signal Conditioning of Resistive Sensors, IEEE Sensors Journal, 17(6), 1696–1705 (2017).

4

R. N. Ponnalagu, B. George and V. J. Kumar, An Improved Direct Digital Converter for Bridge-Connected Resistive Sensors, IEEE Sensors Journal, 16(10), 3679–3688 (2016).

3

R. N. Ponnalagu and B. George, A Modified Direct Digital Converter for Resistive Sensors in Bridge Form, IEEE India Conference (INDICON), 1–6 (2014).

2

R. N. Ponnalagu, G. Boby and V. J. Kumar, A Microcontroller Sensor Interface Suitable for Resistive Sensors with Large Lead Resistance, International Journal on Smart Sensing and Intelligent Systems, 7(5), 1–5 (2014).

1

R. N. Ponnalagu, B. George and V. J. Kumar, A Direct-Digital Converter for Resistive Sensor Elements in Bridge Configuration, 7th International Conference on Sensing Technology (ICST), 516–519 (2013).

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