• ” Micromachines with Nanomechanical MEMS Flexures and Memranes”, National Webinar COMSOL Multiphysics 17th October 2024 Invited Research Talk at Indian Nanoelectronics Users Program National User’s Summit, Meity
• “Micromachines with Silicon CMOS-MEMS and Polymer MEMS”.ISRO-Industry-Academia Symposium:Functional Materials – a  RoadMap towards Self –Reliance April 18, 2024
• “MEMS Nanomechanical MEMS Flexures and Membranes: Sensor Platforms for Environmental Sensing”, Symposium on MEMS and Sensors , IIT Madras, April 2024
• "MEMS Chips": The Microscale Machines- ATAL FDP VLSI Design and Modeling, Department of Electronics & Communication Engineering, LBSITW, January 2024
• "MEMS Beam-Mass and Beam- Membrane sensors with Electromechanical Transduction elements" INUP- i2i Hands-on Training Workshop on Fabrication and Characterization of MEMS Devices February 16, 2023 (Invited Lecture)
• MEMS: Microscale Machines & Nanomechanical Sensors, 35th Kerala Science Congress, February 2023
• MEMS Physical Sensors with Integrated FET based Electromechanical Transduction, 6th IEEE International Conference in Emerging Electronics, Hilton, Bangalore 12th-14th Dec 2022
• “MEMS:  Microscale Machines and Sensors -The Modern “Lilliputians”? “Jawahar Navodaya Vidyalaya , Regional Children’s Science Congress, NIIST, November 2022
• “CMOS-MEMS  and Polymer MEMS for Nano Electro Mechanical Sensor Systems” Training Programme: Advanced Avionics-Advances in Avionics Industry & New Fabrication Techniques, Vikram Sarabhai Space Centre, Thiruvananthapuram 29 & 30 September, 2022
• CMOS-MEMS sensors with FET based Active Transdcution: A Paradigm Shift , Indo-South Korean JNC workshop on sensors, IIT Roorkhee.
• New Era Sensing Technologies: Healthcare, Environment and Rural Applications, IIT Dharwad,  5 March 2021
• NASI-DDUC Webinar Series Frontiers in Science and Engineering by Women in Science, February 2021
• Panelist for the session “Sensing Devices”, Electronics and Semiconductors Technologies (EST vertical) at Global Summit , Vaishvik Bhartiya Vaigyanik (VAIBHAV) , October 2020
• Recent Advances in Sensor Design and Interface Circuits (RASIC-2020), 15th -19th October 2020
• Microsystems with Active & Passive Transduction for Terrestrial to Space Applications’ 17th NAMIS workshop: Micro- and Nanosystems for fundamental, medical and industrial applications, IIT Bombay , 25-27 November 2019
• ‘Nanomechanical Sensors and MEMS Accelerometers’ FDP on Emerging trends and future applications of Microelectronics & MEMS, Sree Chitra Tirunal College of Engg.  21st June 2019
• ‘MEMS/Microsystems with Active & Passive Transduction’  Naval Physical & Oceonographic Laboratory, DRDO, 10th December, 2019
• ‘MEMS and Microsystem Technologies: Design, Technological Aspects & Case Studies’   NIT Calicut 12th June 2019, Workshop on Recent Trends in Semiconductor Devices and MEMS/NEMS
• ‘MEMS and Microsystems :Design, Fabrication and Case Studies on Environmental & Inertial Sensors   FDP COE    9th December, 2019. Keynote Speaker
• ‘Polymer MEMS with Integrated Ceramic Thin Films: An Ultra-sensitive Platform for Environmental Sensing’   International Conference on Nano in Engg, Science and Technology (iNEST), VIT  13th October 2019
• 'Polymer MEMS with Embedded Functional Ceramic Thin Films for Environmental Sensing/Energy Harvesting', 12th  International Conference on Ceramic Materials and Components for Energy and Environmental Applications (CMCEE 2018), Singapore, 22-27 July 2018
• 'Polymer MEMS for Environmental Sensing to Space Applications', DST-UKIERI Workshop Micro-and Nanotechnologies for Environmental Sensing, January 2018, VMCC, IIT Bombay
• Polymer MEMS: A Paradigm Shift in Ultra-Sensitive Microsystems, International Conference on Recent Trends in Materials Science and Technology, Materials Research Society of India (MRSI), Thiruvananthapuram,October 10-13, 2018.
• Polymer and Silicon Microsystems: Developments for Homeland Security to Space Applications, 24 August 2017, IIT Palakkad
• ‘MEMS& Nanomechanical Sensor Systems’, Kerala State Scientist Awardee Session 29th Kerala Science Congress,2017
• ‘Silicon and Non-Silicon based Microsystems: Design and Development’ , Prabandh 2017 (Keynote Address)
• ‘MEMS and Nanoelectronics Sensor Systems: Homeland Security to Space  Applications’, NCEES 2017, March 22-24 2017
• “Design and Fabrication of Ultra-Sensitive Polymer Microsystems”, 8th International Conference on Advancements in Polymeric Materials (APM2017), IISc Bangalore February 11-13 2017
• "Sensors and MEMS Technology", Miniaturization of Launch Vehicle Electronics Nov.2-4 2016, Vikram Sarabhai Space Centre (VSSC), Thiruvananthapuram
• "Polymer MEMS: An Emerging Technology for Nanomechanical Sensors" , IEEE SSCS Sponsored Conference on Solid State Circuits 2015, Augest 13-14, 2015, Kottayam, Kerala, India
• "Nanomechanical Sensors": A Novel Sensor Platform in Environmental Sensing”, National Workshop on Application of Wireless Sensor Networks and Robotics in Agriculture and Rural Development, Kerala State Planning Board, March 17-18 2015
• Invited speaker for  9th  International Workshop on Nanomechanical Sensing (NMC 2012) , June 6-8, 2012, IIT Bombay, India.
• ISTE STTP (4th – 15th  July 2011) on “Upcoming trends in Biomedical Engineering”, at Watumull Institute of Electronics Engineering and Computer Technology.
• 4th INUP Hands-on Training Workshop on Nanofabrication Technologies, April 25-29, 2011, IIT Bombay.
• International Winter School on Nano-scale Material and Devices (IWNMD 2010, Dec 13-17, 2010, IIT Bombay) jointly organized by Indian Nanoelectronics Users’ Program (INUP) and Nanoscience and Nanotechnology, Cambridge.
• International winter school for graduate students (IWSG 2009; Nov. 30 – Dec. 13, 2009,) jointly organized by National Nanotechnology Infrastructure Network (NNIN) and INUP, IIT Bombay.

Research Interests

• Nano Electro Mechanical Sensor Systems
• MEMS & Micro Energy Harvesters
• Micro/Nanoelectronics Devices and Sensors
• Polymers MEMS
• CMOS-MEMS

Research contributions primarily on the development of ultra-sensitive MEMS/NEMS Sensor systems with novel electromechanical transduction techniques.

Sensor platforms developed using silicon, 2D materials & cost-effective polymer microsystem technologies.

Field Effect Transistor based active transduction schemes with suspended gate and suspended body architectures with the potential to overcome the limitations of conventional electromechanical transduction schemes.

Nanomechanical cantilevers (NMC) and Nanomechanical Membrane Felxure sensor platforms with integrated high gauge factor piezoresistor for electrical transduction.

Good potential for the development of various applications ranging from cost effective micro sensors in the field of environmental monitoring, homeland security etc.

Research Projects

1. Design and Technology Development for Polymer MEMS Integrated FET Single Axis Accelerometer PlatformsKerala State Young Scientist Award Grant- KSCSTE, Govt. of Kerala Role: PI(KSYSA Awardee), 2023 (Ongoing)
2. Fabrication of Polymer MEMS Broad Band Piezoelectric Vibration Energy Harvester (PVEH) Using Lead-Free Materials for Low-Frequency ApplicationsINUP I2I, MeitY IIT Bombay Role:PI  2022 (Ongoing)
3. Polymer MEMS Ring-Flexure-Membrane movable gate FET array: A Multi-Gas Sensor PlatformMeitY-IIT Bombay (INUP i2i Nanotech Hackathon 2022 Runner up) Role: PI (2023-Ongoing)
4. Fabrication of CMOS-MEMS Accelerometer with FET Based Transduction TechniqueINUP I2I, IITB,MeitYRole: PI (Ongoing)
5. "Investigation of TMDC  based Thin film transistors for Ultra-Sensitive Nanomechanical Bio/chemical Sensor" SERB Extra Mural Research Funding, Science and Engineering Research Board, Role: PI, 79.235 Lakhs, 6-5-2022 (Completed)
6. MEMS Accelerometer with Ultra-Sensitive Transductions for Space Applications, ISRO/IIST Research Project, Department of SpaceRole: PI, ISRO Centre: IISU,  31-3-2020 (Completed)
7. "Polymer MEMS, SERB Women Excellence Award  Role:PI , 27-8-2018 (Completed)
8. Ultrasensitive Self Powered Nanomechanical Sensors for Low Cost Sensor NetworksINUP IITB, MeitYRole: PI, May 2015 (Completed)
9. Development of  Parylene MEMS piezoresistive accelerometer, INUP IITB, MeitYRole: PIAug 2017(Completed)
10. Novel Integrated Electromechanical Transduction for Nanomechanical Sensors INUP, MeitYPI Aug 2016 (Completed)

Our Research Laboratories

Research facilities for Design, Fabrication,Testing & Characterization (Electrical/Mechanical/Electromechanical) of MEMS/NEMS, Microelectronics devices, sensors and systems.

 For more details visit 

https://www.iist.ac.in/research/research-fec (NEMS, Microelectronics and Opto-Nano Electronics (NEMO): Research & Laboratories)