Lakshmi, U. Poorna, M. Balasubramanian, K. Narayan, and Prasant Kumar Pattnaik. "MEMS tunable SOI waveguide Bragg grating filter with 1.3 THz tuning range for C-band 100 GHz DWDM optical network." Photonic Network Communications 38, no. 2 (2019): 280-288.
Malayappan, Balasubramanian, Narayan Krishnaswamy, and Prasant Kumar Pattnaik. "Novel High-Resolution Lateral Dual-Axis Quad-Beam Optical MEMS Accelerometer Using Waveguide Bragg Gratings." In Photonics, vol. 7, no. 3, p. 49. Multidisciplinary Digital Publishing Institute, 2020.
Malayappan, Balasubramanian, U. Poorna Lakshmi, BVVSN Prabhakar Rao, Kannan Ramaswamy, and Prasant Kumar Pattnaik. "Sensing Techniques and Interrogation Methods in Optical MEMS Accelerometers: A Review." IEEE Sensors Journal (2022).
Conferences held outside India
M. Balasubramanian and R. Singhal, "All-polymer Electro-optic switch," Photonics Global Conference (PGC), 2012, Singapore, 2012, pp. 1-3.
M. Balasubramanian, U. Poornalakshmi, Somya Agarwal and P. K. Pattnaik, “Waveguide Grating Based SOI MOEMS Accelerometer,” IEEE International Conference on Optical MEMS and Nanophotonics 2015, 2-6 August, Jerusalem, Israel.
U. Poornalakshmi, Somya Agarwal, M. Balasubramanian and P. K. Pattnaik, “Grating Based MEMS Tunable Filter for WDM Optical Network”, 11th International Conference on Laser and Electro-optic Pacific Rim CLEO-PR 2015, 24-28 Aug 2015, Busan, Korea.
M. Balasubramanian et. al, "MOEMS Accelerometer based on Grating Coupler Integrated with Embossed-Diaphragm," CLEO-PR, OECC & PGC 2017, 31 July-4 August, Singapore.
B. Malayappan, N. Krishnaswamy and P. K. Pattnaik, "Optical MEMS Accelerometer Based on Waveguide Bragg Grating Integrated with Crab-Leg Beam," 2020 IEEE SENSORS, 2020, pp. 1-4, doi: 10.1109/SENSORS47125.2020.9278931.
Balasubramanian M, Avinash Bhat Pattaje, Arumulla Mohit Krishna, Bandi Jai Krishna, Pratyush Chakraborty and Alivelu Manga Parimi, "Plug-and-Play Oxygen Auto-flow Regulator for Low Flow Oxygen Therapy: A Prototype Development," in IEEE The International Instrumentation and Measurement Technology Conference, 2022 (I2MTC-2022), May, 16-19, 2022, University of Ottawa, Canada.
Conferences held in India
M. Balasubramanian, U. Poornalakshmi, Somya Agarwal and P. K. Pattnaik, "SU-8 Waveguide Grating Based Silicon Micromachined MOEMS Accelerometer," 7th ISSS National Conference on MEMS, Smart Materials, Structures and Systems 2015, 23-25 Sept 2015, Kochi, Kerala, India.
M. Balasubramanian, U. Poornalakshmi, K. Narayan and P. K. Pattnaik, “Temperature Insensitive Waveguide Grating Based SOI MOEMS Accelerometer,” IEEE Workshop on Recent Advances in Photonics IEEE WRAP 2015, 16-17 Dec 2015, Bengaluru, Karnataka, India.
Poorna Lakshmi U, Balasubramanian M and P. K. Pattnaik, “MEMS Tunable Optical Filter”, International Conference on Optoelectronics and Photonics Materials (ICOPMA 2015), 27-28 February 2015, SASTRA University, Thanjavur, India.
U. Poorna Lakshmi, M. Balasubramanian, K. Narayan and P. K. Pattnaik, “Tunable SU-8 Waveguide Grating Filter using Electrostatic Actuation for DWDM Optical Network,” International Conference on Microwave, Optical and Communication Engineering (ICMOCE-2015), 18-20 Dec 2015, Bhubaneswar, Odisha, India.
Poorna Lakshmi.U, Balasubramanian. M, Somya Agarwal and Prasant Kumar Pattnaik, “Tunable Waveguide Grating Filter using Electrostatic Actuation for DWDM Optical Network,” 3rd International Conference on Electronics and Communication Systems (ICECS-2016), 25-26 Feb 2016, Coimbatore, Tamilnadu, India.
Poorna Lakshmi. U, Gautham. D M S, Vishnuvardhan. Iyer, Balasubramanian Malayappan, and Pattnaik. P.K., "Variable Optical Attenuator Using X-Shaped Photonic Crystal Ring Resonator," in 13th International Conference on Fiber Optics and Photonics, OSA Technical Digest (online) (Optical Society of America, 2016), paper Tu4A.78.
Poorna Lakshmi. U, Balasubramanian Malayappan, Narayan. K, and Pattnaik. P.K., "Analysis of SOI based MEMS Actuated Waveguide Bragg Grating for Sensing and Communication Applications," in 13th International Conference on Fiber Optics and Photonics, OSA Technical Digest (online) (Optical Society of America, 2016), paper Th3A.11.
Poorna Lakshmi. U, Balasubramanian. M and Prasant Kumar Pattnaik, "Variable Optical Attenuator for Networks based on Metal Proximity to Waveguide Bragg Grating," in IEEE Workshop on Recent Advances in Photonics, 2017 (WRAP-2017), 18-19 December, 2017, Mahindra Ecole Centrale, Hyderabad.
V. Arvind Rameshwar, Aditya Dusi, Balasubramanian M., Poorna Lakshmi U.and Prasant Kumar Pattnaik, "Effect of Longitudinal and Shear Stress on Photonic Crystal Ring Resonator," in IEEE International Conference on Microwave And Photonics 2018 (ICMAP 2018), February, 9 - 11, 2018, IIT (ISM) Dhanbad, India.
Balasubramanian M, Subhradeep Pal, Kannan Ramaswamy and Prasant Kumar Pattnaik, "Waveguide Bragg Grating Optical MEMS Accelerometer based on Circular Diaphragm," in IEEE Workshop on Recent Advances in Photonics, 2022 (WRAP-2022), March, 4-6, 2022, IIT Bombay, India.
Chaluvadi V Naga Bhaskar, M Balasubramanian, Subhradeep Pal and Prasant Kumar Pattnaik, “Spectral Characteristics of Cascaded Apodized FBGs of Varying Lengths,” in IEEE Workshop on Recent Advances in Photonics, 2022 (WRAP-2022), March, 4-6, 2022, IIT Bombay, India.
Book Chapter
Malayappan, Balasubramanian, and Prasant Kumar Pattnaik. "Optical MEMS Accelerometers: A Review." Microelectronics and Signal Processing (2021): 87-108, CRC Press.