Conducted Under IEEE MTT-S Chapter
ABV-Indian Institute of Information Technology and Management, Gwalior
Nanotechnology & Materials Science Research
CH11187

Advanced ZnO-Based Nanostructures: MEMS, NEMS & Sensor Applications

Join this comprehensive webinar to explore cutting-edge research on zinc oxide nanostructures, their synthesis, characterization, and applications in next-generation MEMS/NEMS devices and sensors.

15th November 2025
6:30PM (GMT+5:30)
00 Days
00 Hours
00 Minutes
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About This Webinar

This webinar presents groundbreaking research on zinc oxide (ZnO) nanostructures, covering advanced synthesis techniques, comprehensive characterization methods, and innovative applications in MEMS/NEMS devices and sensor technologies.

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Nanostructure Synthesis

Explore advanced synthesis techniques for ZnO nanostructures including hydrothermal, sol-gel, chemical vapor deposition, and green synthesis methods for controlled morphology and properties.

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Materials Characterization

Comprehensive analysis using XRD, SEM, TEM, AFM, Raman spectroscopy, and optical characterization techniques to understand structural, morphological, and functional properties.

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Device Applications

Real-world applications in MEMS/NEMS sensors, piezoelectric devices, UV detectors, gas sensors, biosensors, and energy harvesting systems with enhanced performance metrics.

Research Publication

This webinar presents recent advancements in ZnO-based nanostructure research, highlighting innovative synthesis methods, structural and electrical property optimization, and their transformative applications in multifunctional sensors, MEMS/NEMS devices, and energy-harvesting technologies.

Binowesley, R., Kirubaveni Savarimuthu, Kiruthika Ramany, and Govindaraj Rajamanickam. "Experimental evaluation of tailored double heterojunction non-toxic metal oxide-based nanostructured sensor for multi-sensing application.
IEEE Transactions on Nanotechnology 23 (2024): 164-169
Ramany, Kiruthika, Radha Shankararajan, Kirubaveni Savarimuthu, Iyappan Gunasekaran, Govindaraj Rajamanickam, Santhosh Narendhiran, and Ramasamy Perumalsamy. "Experimental analysis of transition metal (Ni-V) codoped ZnO nanorods for piezoelectric accelerometer application.
IEEE Transactions on Nanotechnology 19 (2020): 728-735.

Key Technology Domains

MEMS
Microsystems
Zinc
Oxide
Sensors
Detection

Featured Speaker

Kiruthika Ramany
Dr. Kiruthika Ramany

CEO and Research Scientist,

KRhythm Sensing Technology Private Limited Science Park, Shatin Hong Kong

Kiruthika Ramany is a distinguished researcher specializing in ZnO-based nanostructures, MEMS/NEMS devices, and advanced sensor technologies. Her research focuses on the synthesis, characterization, and application of nanomaterials in micro and nanoelectromechanical systems.

With extensive expertise in thin film deposition, materials characterization, and device fabrication, she has contributed significantly to advancing the understanding of ZnO nanostructures for next-generation sensing and energy applications. Her work bridges fundamental materials science with practical device engineering.

MEMS/NEMS
Sensors
Thin Films
Materials Science
7+
Years Research
22+
Publications
15+
Projects
2
Patents Filed

Research Expertise

Kiruthika's research encompasses the complete spectrum of ZnO nanostructure development—from fundamental synthesis and characterization to advanced device integration. Her work on manuscript drafting and technical mentorship has helped numerous researchers publish their findings in high-impact journals.

Webinar Curriculum

A comprehensive exploration of ZnO nanostructures covering synthesis, characterization, properties, and applications in MEMS/NEMS and sensor technologies

Introduction to ZnO Nanostructures

Fundamental properties of zinc oxide | Crystal structure and morphologies | Unique characteristics: piezoelectric, semiconducting, and optical properties | Applications overview in modern technology.

Advanced Synthesis Techniques

Hydrothermal and solvothermal methods | Chemical vapor deposition (CVD) | Sol-gel processes | Electrochemical deposition | Green synthesis approaches | Controlling morphology: nanorods, nanowires, nanoflowers, and quantum dots.

Comprehensive Characterization Methods

Structural analysis: XRD, SAED patterns | Morphological studies: SEM, TEM, AFM | Compositional analysis: EDS, XPS | Optical characterization: UV-Vis, PL spectroscopy | Raman spectroscopy and FTIR analysis.

Thin Film Deposition and Engineering

Physical vapor deposition techniques | Sputtering and evaporation methods | Atomic layer deposition (ALD) | Film thickness control and uniformity | Substrate effects and interface engineering.

MEMS/NEMS Device Integration

Design principles for micro and nanosystems | Fabrication processes and cleanroom techniques | ZnO integration challenges and solutions | Device packaging and testing | Performance metrics and optimization.

Piezoelectric Applications and Energy Harvesting

Piezoelectric properties of ZnO | Nanogenerators and energy harvesting devices | Mechanical-electrical transduction | Applications in self-powered sensors | Performance enhancement strategies.

Chemical and Gas Sensors

Gas sensing mechanisms in ZnO | Sensitivity, selectivity, and response time | Detection of CO, NO2, H2, ethanol, and other gases | Temperature effects and optimization | Real-time monitoring applications.

Biosensors and Biomedical Applications

Biocompatibility of ZnO nanostructures | Enzyme immobilization techniques | Glucose sensors, DNA sensors, and protein detection | Cell imaging and drug delivery applications | Antibacterial properties and medical uses.

UV Detectors and Optoelectronic Devices

UV photodetection mechanisms | Photoconductive and photovoltaic detectors | Response speed and spectral selectivity | Applications in environmental monitoring | Integration with communication systems.

Future Directions and Research Opportunities

Emerging trends in ZnO nanotechnology | Challenges in commercialization | Integration with 2D materials and heterostructures | AI and machine learning in sensor development | Career opportunities in nanoscience | Q&A and interactive discussion.

Frequently Asked Questions

What makes ZnO an ideal material for nanostructures?
ZnO possesses unique properties including wide bandgap (3.37 eV), high exciton binding energy, piezoelectric characteristics, biocompatibility, and environmental stability. These properties make it exceptional for sensors, energy harvesting, optoelectronics, and biomedical applications.
What are the main applications of ZnO in MEMS/NEMS?
ZnO is used in pressure sensors, accelerometers, resonators, actuators, energy harvesters, RF filters, and microfluidic devices. Its piezoelectric properties enable mechanical-electrical transduction, while its semiconductor properties allow for integrated sensing and signal processing.
How are ZnO nanostructures synthesized?
Common synthesis methods include hydrothermal growth, chemical vapor deposition, sol-gel processes, electrochemical deposition, and physical vapor deposition. Each method offers control over morphology, size, and properties. The webinar will cover these techniques in detail with practical insights.
What characterization techniques are essential for ZnO research?
Key techniques include X-ray diffraction (XRD) for crystal structure, scanning electron microscopy (SEM) and transmission electron microscopy (TEM) for morphology, UV-Vis and photoluminescence spectroscopy for optical properties, and Raman spectroscopy for vibrational analysis.
How does ZnO perform in gas sensing applications?
ZnO exhibits excellent gas sensing properties due to its high surface-to-volume ratio in nanostructured forms. It can detect various gases including CO, NO2, H2, ethanol, and acetone with high sensitivity. The sensing mechanism involves changes in electrical conductivity upon gas adsorption.
What are the challenges in ZnO thin film deposition?
Key challenges include achieving uniform thickness, controlling crystallinity and orientation, managing stress and adhesion, ensuring reproducibility, and maintaining properties at different scales. The webinar will discuss strategies to overcome these challenges and optimize thin film quality.
What career opportunities exist in ZnO nanotechnology?
Career paths include research scientist positions in academia and national labs, R&D roles in semiconductor and sensor companies, process engineer positions in manufacturing, product development in medical devices, and entrepreneurship in nanotechnology startups.
Will participants receive certificates and materials?
Yes, all participants will receive an official certificate of participation. Additionally, presentation slides, reference materials, and a curated list of research papers will be shared after the webinar to support continued learning.

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    Supporting UN Sustainable Development Goals

    This research contributes to achieving multiple UN SDG targets through advanced nanotechnology that enables sustainable industrial innovation, improved health outcomes, and clean energy solutions.

    Primary Focus

    SDG 9: Industry, Innovation and Infrastructure

    Key Target:
    Target 9.5: Enhance scientific research, upgrade technological capabilities, and increase innovation

    ZnO nanostructure research directly advances industrial innovation through development of next-generation MEMS/NEMS devices, sensors, and smart materials for Industry 4.0 applications.

    SDG 3: Good Health and Well-Being

    Key Target:
    Target 3.4: Reduce mortality from non-communicable diseases and promote mental health

    ZnO biosensors enable early disease detection, point-of-care diagnostics, and continuous health monitoring, improving healthcare access and outcomes globally.

    SDG 7: Affordable and Clean Energy

    Key Target:
    Target 7.2: Increase share of renewable energy and improve energy efficiency

    ZnO-based piezoelectric nanogenerators and energy harvesting devices contribute to sustainable energy solutions by converting mechanical energy into electricity.

    How This Research Contributes to Global Goals

    Technological Innovation

    Advanced ZnO nanostructures enable breakthrough technologies in sensors, energy harvesting, and smart devices, driving innovation in multiple industries and supporting sustainable industrial development.

    Healthcare Advancement

    ZnO biosensors and medical devices improve disease diagnosis, patient monitoring, and treatment effectiveness, making healthcare more accessible and efficient worldwide.

    Sustainable Energy

    Piezoelectric ZnO devices harvest ambient mechanical energy, contributing to renewable energy solutions and reducing dependence on conventional power sources.