Recent Publications

Granted Patents

• Pisharody Harikrishnan Gopalakrishnan, et al. "Array Adaptive Ultrasound Apparatus for Variable Field of View Imaging" India Patent No. 565369

International Journals

• Pisharody Harikrishnan Gopalakrishnan and Mahesh Raveendranatha Panicker, "Non-Newtonian Fluid Lens for Wearable Planewave Ultrasound Imaging System", Biomedical Engineering Advances, 2025 Apr 30.
• Pisharody Harikrishnan Gopalakrishnan and Mahesh Raveendranatha Panicker, "Non-Newtonian fluid coupling media for wearable ultrasound imaging systems using rigid linear sensor array",Sensors and Actuators A: Physical, Vol.376, 2024 Oct 1.

Conferences

• Pisharody Harikrishnan Gopalakrishnan and Mahesh Raveendranatha Panicker, “Non-Newtonian Acoustic Gel for Wearable Ultrasound Monitoring System,” Ultrasonics, Ferroelectrics, and Frequency Control Joint Symposium (UFFC-JS) 2024, Taiwan,  2024, pp. 1-4, doi: 10.1109/UFFC-JS60046.2024.10794025.
• Ayush Singh; Pisharody Harikrishnan Gopalakrishnan; Mahesh Raveendranatha Panicker, "Ultrasound based Gas Detection: Analyzing Acoustic Impedance for High-Performance and Low-Cost Solutions", 2023 16th International Conference on Sensing Technology (ICST), HYDERABAD, India, 2023, pp. 1-5, doi: 10.1109/ICST59744.2023.10460790.
• Ayush Singh, Pisharody Harikrishnan Gopalakrishnan and Mahesh Raveendranatha Panicker, "A Prototype System for High Frame Rate Ultrasound Imaging based Prosthetic Arm Control,"  IEEE EMBC 2023 (2023).
• Antony Jerald, A. N. Madhavanunni, Gayathri Malamal, Pisharody Harikrishnan Gopalakrishnan and Mahesh Raveendranatha Panicker, "A Simplified 3D Ultrasound Freehand Imaging Framework Using 1D Linear Probe and Low-Cost Mechanical Track", in Proc. of 8th International Conference on Computer Vision & Image Processing (CVIP-2023), Jammu, India. Nov. 2023.[arXiv]
• Pisharody Harikrishnan Gopalakrishnan and Mahesh Raveendranatha Panicker, “Extending the capability of linear array ultrasound probe to concave array using low cost acoustic lens for high framerate focused imaging,” 2022 IEEE 19th International Symposium on Biomedical Imaging (ISBI), Kolkata, India, 2022, pp. 1-4, doi: 10.1109/ISBI52829.2022.9761480. (Finalist for the ISBI 2022 Student Paper Competition).
• Pisharody Harikrishnan G., Dr. Binsu J. Kailath, “MIM Capacitors with stacked dielectrics”, TechConnect World Summit & Innovation Showcase2012, Santa Clara, CA, USA. June 18-21, 2012,Pg:64-67, ISBN 978-1-4665-6275-2 Vol-2, 2012.
• Pisharody Harikrishnan G., Linet Thomas C, Indresh Kumar Verma, Dr. Naveen Kumar, “Piezoelectric transducer arrangement for green energy harvesting”, Proceedings of ICAER 2011, IIT Bombay, India, December 9-11, 2011.
• Pisharody Harikrishnan G., “An Optimal Design for Piezoelectric Energy Harvesting System”, ISGT2011-India, Kollam, India, 2011, pp. 244-247, doi: 10.1109/ISET-India.2011.6145389.

Biomedical Ultrasound